Climate and monthly weather forecastFrankfort, MI

Climate and monthly weather forecast
The climate of Frankfort
Situated in Michigan, USA, Frankfort falls under the Köppen climate classification of Dfb. This translates into a humid continental climate, demonstrating no dry season and warm summers. A discernible shift from cold, snowy winters to warm, humid summers characterizes the weather pattern in this region.The temperature in Frankfort ranges from a chilly 20.7°F (-6.3°C) in the winter months to around 71.2°F (21.8°C) during the peak of summer. Relative humidity levels hover between 77% in the drier months to as high as 85% in the wetter months. An analysis of the rainfall data reveals a variation of 0.43" (11mm) in February to a maximum of 0.91" (23mm) in October. Days constituting rainfall ranges from a minimum of 2.6 in February to a considerable increase of 11 in July.
On the other hand, snowfall can be observed mainly in the winter months, peaking at 1.06" (27mm) in January. The number of days with snowfall sees a high of 11.8 days in January and reduces significantly to 0.2 days in May. Hourly daylight varies from a low of 8.9 hours in December to a high of 15.5 hours in June, with sunshine hours parallelling a similar trend. Winds, in Frankfort, fluctuate from a gentle breeze of 9.3mph (15km/h) in July to stronger gusts peaking at 21.9mph (35.2km/h) in November.
The best time to visit Frankfort
Considering the variations in weather conditions, the optimal time to visit Frankfort would likely be in July and August. During these summer months, temperatures peak at 71.2°F (21.8°C) and 70.2°F (21.2°C) respectively, and visitors can often enjoy long hours of daylight, around 15.2 and 14 hours. This period witnesses an average of 10 days of rain per month, meaning clear sunny days are quite prevalent. With humidity levels at manageable levels of 81% and 79%, and wind speeds relatively low at around 9.3mph (15km/h) to 10.1mph (16.3km/h), this is the ideal time for outdoor activities.The worst time to visit Frankfort
Contrary to the pleasant summer months, Frankfort’s winters can be harsh. January and February record temperatures as low as 20.7°F (-6.3°C), coupled with higher wind speeds of up to 14.9mph (24km/h) and 14.4mph (23.2km/h), respectively. The peak of winter in January also sees 1.06" (27mm) of snowfall spanning across 11.8 days. Furthermore, daylight hours drastically dip to between 9.3 and 10.5, substantially limiting visibility and activities during these months. Thus, winter months might not be an agreeable time for visits, especially for those intolerant to extreme cold conditions.Spring weather in Frankfort
Spring introduces a significant improvement in the weather conditions from the cold winters. Beginning from March, temperatures start to climb from around 35.2°F (1.8°C) and reach up to 54°F (12.2°C) in May. Rainfall slightly increases, peaking at 0.75" (19mm) by May. The onset of spring also brings daylight hours between 12 to 14.8 across the period. However, snowfall is still a slight possibility during the early spring months of March and April.Summer weather in Frankfort
Summer showcases the best of Frankfort’s climate. From June to August, the temperatures rise further, culminating in a peak at 71.2°F (21.8°C) during July. Rainfall registers an average of 0.71" (18mm) to 0.79" (20mm), with the length of days extending to a maximum of 15.5 hours in June. The relative humidity and wind speeds begin to decrease, making outdoor activities more enjoyable.Autumn weather in Frankfort
Transitioning from the warmth of the summer, autumn in Frankfort witnesses a gradual decline in temperatures, from 65.8°F (18.8°C) in September to around 42.6°F (5.9°C) by November. Rainfall reaches its maximum at 0.91" (23mm) in October, with an average of 10.6 days of rainfall. And while daylight hours start reducing from 12.5 in September to about 9.6 in November, this season still commands fair weather conditions favorable for visiting Frankfort.Winter weather in Frankfort
The onset of winter exhibits a significant drop in temperatures from about 42.6°F (5.9°C) in November to a low of 20.7°F (-6.3°C) by January. Snowfall marks its presence with 0.79" (20mm) of snow in December, further increasing to about 1.06" (27mm) in January. Daylight hours in this season are shortest, dipping as low as 8.9 hours in December. Coupled with higher wind speeds, this makes winter quite severe in Frankfort. While the weather might seem challenging, winter brings its own charm for those who enjoy snowy landscapes and winter sports.Weather in January
January brings about a chilly atmosphere to Frankfort, Michigan, quite characteristic of the bracing temperatures of winter. The month begins on a generally freezing note, setting a steady pace for the elements of the season. Whimsical snowfall can transform the landscape into a frosted wonderland. Weather in January »Weather in February
The hush of winter persists into February and is not dissimilar to January. However, Frankfort does experience a faint recovery in temperatures compared to the previous month. Winds blowing from Lake Michigan introduce a certain crispness to the air. Weather in February »Weather in March
As the town welcomes the spring, March signifies a certain vivacity returning to the air in Frankfort. The frigid airs of winter slowly yield to mild and balmy breezes. This month shows the first inklings of an increase in daylight hours. Weather in March »Weather in April
Spring is in its prime in April. There is a pleasant upswing in temperatures, hinting toward the approaching summer. More sunshine-filled days signal to longer and warmer afternoons, infusing life into both the people and nature. Yet, for all its charm, April records one of the highest numbers of rainfall days at 9.8, receiving 0.71" (18mm) of rainfall. Weather in April »Weather in May
May ushers in the vibrant stage of spring with the warm sun banishing the last vestiges of winter. The mercury continues to rise, and the days become longer and more sun-lit. The partial cloud coverage and an increase in relative humidity prepares the way for summer, a harbinger of the rain-soaked months to follow. Weather in May »Weather in June
Being the gateway to summer, June in Frankfort experiences the effects of longer, hotter days. Occasional cool breezes from Lake Michigan offer respite from the heat. The days stretch the longest during this month, with over 15.5 hours of daylight. Weather in June »Weather in July
July is the zenith of summer in Frankfort, marked by its warmest temperatures. It serves as an ideal time to partake in outdoor activities, adventures, and beach festivities owing to the extended daylight. Evenings turn magical with sublime sunsets and soft autumn temperatures. Weather in July »Weather in August
August carries forward the warmth of July but prepares to bid adieu to the heat. A significant decrease in temperatures is not noticeable. However, there is a subtle move toward autumn, as the daylight gradually starts to retreat. Weather in August »Weather in September
September marks the commencement of autumn in Frankfort. The nights get longer, temperatures dip, but the days remain comfortably warm. The leaves start changing, offering a riot of colors that are a treat for the eyes. The move from summer to fall is marked by a decrease in average maximum temperatures to 65.8°F (18.8°C). Weather in September »Weather in October
With autumn firmly setting in, October brings a noticeable drop in temperatures compared to previous months. The cityscape changes to hues of orange and brown as trees shed their leaves. The shorter daylight hours and the crispiness in the air can be felt profoundly. Weather in October »Weather in November
As November rolls in, Frankfort prepares for winter. The last of the autumn leaves fall, and the temperatures continue their drop. The earlier sunsets and the chill in the air signify the nearness of the cold month. Snow showers make a comeback with 0.35" (9mm) of snowfall occurring over approximately 4.4 days. Weather in November »Weather in December
December in Frankfort signifies the full onset of winter, complete with lower temperatures and shorter daylight hours. The town is adorned with festive decorations and the spirit of the holiday season enlivens the atmosphere. With the mercury dipping further, conditions are ideal for snowfall. Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Frankfort, MI
The warmest month (with the highest average high temperature) is August (71.2°F).
The month with the lowest average high temperature is January (27.3°F).
The month with the highest average low temperature is August (62.8°F).
The coldest months (with the lowest average low temperature) are January and February (20.7°F).
Average pressure
Frankfort, MI
- Average pressure in January:
30.04"Hg - Average pressure in February:
30.06"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
29.97"Hg - Average pressure in May:
29.97"Hg - Average pressure in June:
29.91"Hg
- Average pressure in July:
29.94"Hg - Average pressure in August:
29.95"Hg - Average pressure in September:
30.02"Hg - Average pressure in October:
29.97"Hg - Average pressure in November:
30.04"Hg - Average pressure in December:
30.05"Hg
The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed
Frankfort, MI
- Average wind speed in January:
14.9mph - Average wind speed in February:
14.4mph - Average wind speed in March:
13.2mph - Average wind speed in April:
12.9mph - Average wind speed in May:
10.7mph - Average wind speed in June:
9.4mph
- Average wind speed in July:
9.3mph - Average wind speed in August:
10.1mph - Average wind speed in September:
11.4mph - Average wind speed in October:
13.5mph - Average wind speed in November:
14.7mph - Average wind speed in December:
14.6mph
The windiest month (with the highest average wind speed) is January (14.9mph).
The calmest month (with the lowest average wind speed) is July (9.3mph).
Average humidity
Frankfort, MI
The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are April, October and November (77%).
Average rainfall
Frankfort, MI
- Average rainfall in January:
0.47" - Average rainfall in February:
0.43" - Average rainfall in March:
0.51" - Average rainfall in April:
0.71" - Average rainfall in May:
0.75" - Average rainfall in June:
0.71"
- Average rainfall in July:
0.79" - Average rainfall in August:
0.67" - Average rainfall in September:
0.71" - Average rainfall in October:
0.91" - Average rainfall in November:
0.55" - Average rainfall in December:
0.63"
The wettest month (with the highest rainfall) is October (0.91").
The driest month (with the least rainfall) is February (0.43").
Average rainfall days
Frankfort, MI
- Average rainfall days in January:
3.3 days - Average rainfall days in February:
2.6 days - Average rainfall days in March:
7.4 days - Average rainfall days in April:
9.8 days - Average rainfall days in May:
9.5 days - Average rainfall days in June:
9.8 days
- Average rainfall days in July:
11 days - Average rainfall days in August:
9.9 days - Average rainfall days in September:
10 days - Average rainfall days in October:
10.6 days - Average rainfall days in November:
5.5 days - Average rainfall days in December:
4.7 days
The month with the highest number of rainy days is July (11 days).
The month with the least rainy days is February (2.6 days).
Average snowfall
Frankfort, MI
- Average snowfall in January:
1.06" - Average snowfall in February:
0.79" - Average snowfall in March:
0.31" - Average snowfall in April:
0.28" - Average snowfall in May:
0.12" - Average snowfall in June:
0"
The month with the highest snowfall is January (1.06").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Frankfort, MI
- Average snowfall days in January:
11.8 days - Average snowfall days in February:
11 days - Average snowfall days in March:
5.9 days - Average snowfall days in April:
2.8 days - Average snowfall days in May:
0.2 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0.4 days - Average snowfall days in November:
4.4 days - Average snowfall days in December:
9.5 days
The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Frankfort, MI
- Average daylight in January:
9h and 18min - Average daylight in February:
10h and 30min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 30min - Average daylight in May:
14h and 48min - Average daylight in June:
15h and 30min
- Average daylight in July:
15h and 12min - Average daylight in August:
14h and 0min - Average daylight in September:
12h and 30min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 36min - Average daylight in December:
8h and 54min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in January:
1h and 54min - Average sunshine in February:
3h and 6min - Average sunshine in March:
5h and 24min - Average sunshine in April:
7h and 0min - Average sunshine in May:
9h and 18min - Average sunshine in June:
9h and 54min
- Average sunshine in July:
10h and 30min - Average sunshine in August:
10h and 6min - Average sunshine in September:
8h and 6min - Average sunshine in October:
5h and 12min - Average sunshine in November:
3h and 48min - Average sunshine in December:
2h and 18min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 1h and 54min).
Average sunshine days
Frankfort, MI
- Average sunshine days in January:
16.4 days - Average sunshine days in February:
14.6 days - Average sunshine days in March:
18.8 days - Average sunshine days in April:
16.5 days - Average sunshine days in May:
18.8 days - Average sunshine days in June:
18.3 days
- Average sunshine days in July:
17.6 days - Average sunshine days in August:
17.3 days - Average sunshine days in September:
17.7 days - Average sunshine days in October:
16.5 days - Average sunshine days in November:
18.5 days - Average sunshine days in December:
16.9 days
The months with the most sunshine days are March and May (18.8 days).
The month with the least sunshine days is February (14.6 days).
Average UV index
Frankfort, MI
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover
Frankfort, MI
The month with the most cloud cover is January (Cloud cover 81).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility
Frankfort, MI
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





