Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January in Grinnell, Kansas, is a frosty winter month, with an average temperature varying between 42.8°F (6°C) and 25.2°F (-3.8°C). In January, the average high-temperature is relatively the same as in December - a frosty 42.8°F (6°C). Weather in January »
Weather in February
The last month of the winter, February, is also a frosty month in Grinnell, Kansas, with an average temperature varying between 26.2°F (-3.2°C) and 44.4°F (6.9°C). In February, the average high-temperature is relatively the same as in January - a still chilly 44.4°F (6.9°C). Weather in February »
Weather in March
March, the first month of the spring in Grinnell, is a moderate month, with an average temperature varying between 57.6°F (14.2°C) and 36.3°F (2.4°C). In March, the average high-temperature increases from a chilly 44.4°F (6.9°C) in February to a moderate 57.6°F (14.2°C). Weather in March »
Weather in April
April is a comfortable spring month in Grinnell, Kansas, with an average temperature ranging between max 64.8°F (18.2°C) and min 43°F (6.1°C). In Grinnell, the average high-temperature in April marginally rises from a moderate 57.6°F (14.2°C) in March to an enjoyable 64.8°F (18.2°C). Weather in April »
Weather in May
May, the last month of the spring in Grinnell, is a warm month, with an average temperature fluctuating between 52°F (11.1°C) and 73.8°F (23.2°C). In May, the average high-temperature rises from an enjoyable 64.8°F (18.2°C) in April to a moderately hot 73.8°F (23.2°C). Weather in May »
Weather in June
June, the first month of the summer in Grinnell, is a tropical month, with an average temperature ranging between max 88.7°F (31.5°C) and min 65.8°F (18.8°C). In Grinnell, the average high-temperature in June increases considerably from a moderately hot 73.8°F (23.2°C) in May to a tropical 88.7°F (31.5°C). Weather in June »
Weather in July
July, the same as June, in Grinnell, Kansas, is a hot summer month, with an average temperature fluctuating between 70.3°F (21.3°C) and 92.5°F (33.6°C). With an average high-temperature of 92.5°F (33.6°C) and an average low-temperature of 70.3°F (21.3°C), July is the warmest month. The average heat index in July is evaluated at a torrid 100.4°F (38°C). Weather in July »
Weather in August
August, the last month of the summer in Grinnell, is also a hot month, with an average temperature varying between 89.2°F (31.8°C) and 67.1°F (19.5°C). In Grinnell, the average high-temperature in August is essentially the same as in July - a still tropical 89.2°F (31.8°C). Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in Grinnell, Kansas, with an average temperature varying between 81.9°F (27.7°C) and 60.4°F (15.8°C). In Grinnell, the average high-temperature in September slightly decreases from a tropical 89.2°F (31.8°C) in August to a warm 81.9°F (27.7°C). Weather in September »
Weather in October
October, like September, in Grinnell, Kansas, is another comfortable autumn month, with temperature in the range of an average high of 65.7°F (18.7°C) and an average low of 46.6°F (8.1°C). In October, the average high-temperature significantly decreases from a warm 81.9°F (27.7°C) in September to a comfortable 65.7°F (18.7°C). Weather in October »
Weather in November
November, the last month of the autumn in Grinnell, is also a fresh month, with temperature in the range of an average low of 35.4°F (1.9°C) and an average high of 54.1°F (12.3°C). In November, the average high-temperature drops from an enjoyable 65.7°F (18.7°C) in October to a cool 54.1°F (12.3°C). Weather in November »
Weather in December
December, the first month of the winter in Grinnell, is also a wintry month, with an average temperature fluctuating between 41.9°F (5.5°C) and 25.5°F (-3.6°C). With an average high-temperature of 41.9°F (5.5°C) and an average low-temperature of 25.5°F (-3.6°C), December is the coldest month. Weather in December »
[Resources]FAQ
What is the most humid month in Grinnell?
January and December, with an average relative humidity of 63%, are most humid months.
What is the driest month in Grinnell?
The months with the least rainfall in Grinnell, Kansas, are January and November Rain falls for 4.6 days and accumulates 0.39" (10mm) of rain.
How much does it rain in Grinnell?
In Grinnell, Kansas, during the entire year, the rain falls for 105.4 days and collects up to 13.7" (348mm) of precipitation.
When does it snow in Grinnell?
January through April, October through December are months with snowfall in Grinnell.
How much does it snow in Grinnell?
In Grinnell, during the entire year, snow falls for 12.1 days and aggregates up to 3.5" (89mm) of snow.
When is the lowest UV index in Grinnell?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Grinnell, Kansas.
When is Daylight Saving Time (DST) in Grinnell?
On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts in Grinnell, Kansas, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 5. 2023, at 2:00 am, and the time zone reverts from CDT to CST.
What is the wettest month in Grinnell?
The month with the most rainfall is May, when the rain falls for 13.4 days and typically aggregates up to 2.36" (60mm) of precipitation.
When it does not snow in Grinnell?
May through September are months without snowfall in Grinnell, Kansas.
When are the longest days in Grinnell?
The month with the longest days in Grinnell, Kansas, is June, with an average of 14h and 53min of daylight.
What are the months with the most sunshine in Grinnell?
June and July, with an average of 11.6h of sunshine, are months with the most sunshine in Grinnell, Kansas.
What are the months with the highest UV index in Grinnell?
The months with the highest UV index are June and July, with an average maximum UV index of 7.
What is the warmest month in Grinnell?
July is the warmest month in Grinnell, with an average high-temperature of 92.5°F (33.6°C) and an average low-temperature of 70.3°F (21.3°C).
What is the least humid month in Grinnell?
July is the least humid month in Grinnell, with an average relative humidity of 50%.
What is the coldest month in Grinnell?
The coldest month is December, with an average high-temperature of 41.9°F (5.5°C) and an average low-temperature of 25.5°F (-3.6°C).
When does it snow the most in Grinnell?
The month with the most snowfall in Grinnell is December, when snow falls for 2.5 days and typically aggregates up to 1.06" (27mm) of snow.
What is the month with the shortest days in Grinnell?
With an average of 9h and 28min of daylight, December has the shortest days of the year in Grinnell, Kansas.
What is the month with the least sunshine in Grinnell?
December has the least sunshine of the year, with an average of 6.5h of sunshine.
Average temperature
Grinnell, KS
The warmest month (with the highest average high temperature) is July (92.5°F).
The month with the lowest average high temperature is December (41.9°F).
The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).
Average pressure
Grinnell, KS
- Average pressure in January:
30.14"Hg - Average pressure in February:
30.1"Hg - Average pressure in March:
29.99"Hg - Average pressure in April:
29.88"Hg - Average pressure in May:
29.88"Hg - Average pressure in June:
29.81"Hg
- Average pressure in July:
29.89"Hg - Average pressure in August:
29.9"Hg - Average pressure in September:
29.94"Hg - Average pressure in October:
29.99"Hg - Average pressure in November:
30.06"Hg - Average pressure in December:
30.12"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.81"Hg).
Average wind speed
Grinnell, KS
- Average wind speed in January:
10.9mph - Average wind speed in February:
11.4mph - Average wind speed in March:
12mph - Average wind speed in April:
12.9mph - Average wind speed in May:
11.6mph - Average wind speed in June:
11.7mph
- Average wind speed in July:
10.4mph - Average wind speed in August:
10.1mph - Average wind speed in September:
11.2mph - Average wind speed in October:
11.5mph - Average wind speed in November:
11.1mph - Average wind speed in December:
10.9mph
The windiest month (with the highest average wind speed) is April (12.9mph).
The calmest month (with the lowest average wind speed) is August (10.1mph).
Average humidity
Grinnell, KS
The months with the highest relative humidity are January and December (63%).
The month with the lowest relative humidity is July (50%).
Average rainfall
Grinnell, KS
- Average rainfall in January:
0.39" - Average rainfall in February:
0.47" - Average rainfall in March:
0.94" - Average rainfall in April:
1.22" - Average rainfall in May:
2.36" - Average rainfall in June:
1.73"
The wettest month (with the highest rainfall) is May (2.36").
The driest months (with the least rainfall) are January and November (0.39").
Average rainfall days
Grinnell, KS
- Average rainfall days in January:
4.6 days - Average rainfall days in February:
4.6 days - Average rainfall days in March:
9.1 days - Average rainfall days in April:
11.8 days - Average rainfall days in May:
13.4 days - Average rainfall days in June:
11.8 days
- Average rainfall days in July:
12.8 days - Average rainfall days in August:
11.4 days - Average rainfall days in September:
9.5 days - Average rainfall days in October:
7.8 days - Average rainfall days in November:
4 days - Average rainfall days in December:
4.6 days
The month with the highest number of rainy days is May (13.4 days).
The month with the least rainy days is November (4 days).
Average snowfall
Grinnell, KS
The month with the highest snowfall is December (1.06").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Grinnell, KS
- Average snowfall days in January:
2.4 days - Average snowfall days in February:
3.9 days - Average snowfall days in March:
1.1 days - Average snowfall days in April:
0.3 days - Average snowfall days in May:
0 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:
1.5 days - Average snowfall days in December:
2.5 days
The month with the highest number of snowfall days is February (3.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Grinnell, KS
- Average daylight in January:
9h and 47min - Average daylight in February:
10h and 46min - Average daylight in March:
11h and 59min - Average daylight in April:
13h and 16min - Average daylight in May:
14h and 20min - Average daylight in June:
14h and 53min
- Average daylight in July:
14h and 36min - Average daylight in August:
13h and 39min - Average daylight in September:
12h and 26min - Average daylight in October:
11h and 10min - Average daylight in November:
10h and 3min - Average daylight in December:
9h and 28min
The month with the longest days is June (Average daylight: 14h and 53min).
The month with the shortest days is December (Average daylight: 9h and 28min).
- Average sunshine in January:
6h and 42min - Average sunshine in February:
8h and 12min - Average sunshine in March:
8h and 18min - Average sunshine in April:
9h and 6min - Average sunshine in May:
10h and 12min - Average sunshine in June:
11h and 36min
- Average sunshine in July:
11h and 36min - Average sunshine in August:
10h and 30min - Average sunshine in September:
9h and 12min - Average sunshine in October:
7h and 54min - Average sunshine in November:
6h and 42min - Average sunshine in December:
6h and 30min
The months with the most sunshine are June and July (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).
Average sunshine days
Grinnell, KS
- Average sunshine days in January:
23.5 days - Average sunshine days in February:
19.3 days - Average sunshine days in March:
20 days - Average sunshine days in April:
16.2 days - Average sunshine days in May:
15.2 days - Average sunshine days in June:
14.7 days
- Average sunshine days in July:
14.7 days - Average sunshine days in August:
15.3 days - Average sunshine days in September:
18 days - Average sunshine days in October:
20.9 days - Average sunshine days in November:
23.6 days - Average sunshine days in December:
23.7 days
The month with the most sunshine days is December (23.7 days).
The months with the least sunshine days are June and July (14.7 days).
Average UV index
Grinnell, KS
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Grinnell, KS
The months with the most cloud cover are February and April (Cloud cover 31).
The month with the least cloud cover is June (Cloud cover 17).
Average visibility
Grinnell, KS
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).
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