May weather forecast
Frankfort, MI

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The Point Betsie Lighthouse in Frankfort, Michigan
The Point Betsie Lighthouse in Frankfort, Michigan

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. As the weather warms up, aside from light winds, the month can be enjoyed entirely outdoors. Trails, parks, and beaches become bustling spaces once more.

Temperature

As April gives way to May, the average high-temperature in Frankfort displays an increase, moving from a chilly 43.9°F (6.6°C) to a fresh 54°F (12.2°C). May's average low-temperature reading in Frankfort settles at a chilly 44.4°F (6.9°C).

Humidity

The average relative humidity in May in Frankfort is 79%.

Rainfall

In Frankfort, in May, during 9.5 rainfall days, 0.75" (19mm) of precipitation is typically accumulated. Throughout the year, there are 94.1 rainfall days, and 7.83" (199mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.2 snowfall days, in May, Frankfort aggregates 0.12" (3mm) of snow. Throughout the year, in Frankfort, there are 46 snowfall days, and 3.82" (97mm) of snow is accumulated.

Daylight

The average length of the day in May is 14h and 50min.
On the first day of May, sunrise is at 6:33 am and sunset at 8:50 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 9:22 pm EDT.

Sunshine

In May, the average sunshine is 9.3h.

UV index

The average daily maximum UV index in May in Frankfort, Michigan, is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 4 in May converts into the following recommendations:
Exercise prevention - Warding off sunburn is urged. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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Frequently asked questions

What are the temperatures in Frankfort in May?

The high-temperature in Frankfort during May is 54°F (12.2°C) and the low-temperature is 44.4°F (6.9°C).

What is the average humidity in May in Frankfort?

In May, the average relative humidity is 79%.

How many days does it rain in May in Frankfort?

In May, in Frankfort, Michigan, the rain falls for 9.5 days. Throughout May, 0.75" (19mm) of precipitation is accumulated.

What is the last month it snows in Frankfort?

May is the last month it regularly snows in Frankfort, Michigan. During 0.2 snowfall days, in May, Frankfort aggregates 0.12" (3mm) of snow.

What is the average length of the day in May in Frankfort?

In Frankfort, Michigan, the average day length in May is 14h and 50min.

What time are sunrise and sunset in May in Frankfort?

In May, on the first day of the month, sunrise is at 6:33 am and sunset at 8:50 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 9:22 pm EDT.

How many hours of sunshine does Frankfort have in May?

The average sunshine duration in May in Frankfort is 9.3h.

How high is the UV index in May in Frankfort?

In May, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Frankfort, MI

Average temperature in May - Frankfort, MI
  • Average high temperature in May: 54°F

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).

  • Average low temperature in May: 44.4°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).

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Average pressure in May
Frankfort, MI

Average pressure in May - Frankfort, MI
  • Average pressure in May: 29.97"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).

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Average wind speed in May
Frankfort, MI

Average wind speed in May - Frankfort, MI
  • Average wind speed in May: 10.7mph

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).

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Average humidity in May
Frankfort, MI

Average humidity in May - Frankfort, MI
  • Average humidity in May: 79%

The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are April, October and November (77%).

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Average rainfall in May
Frankfort, MI

Average rainfall in May - Frankfort, MI
  • Average rainfall in May: 0.75"

The wettest month (with the highest rainfall) is October (0.91").
The driest month (with the least rainfall) is February (0.43").

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Average rainfall days in May
Frankfort, MI

Average rainfall days in May - Frankfort, MI
  • Average rainfall days in May: 9.5 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).

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Average snowfall in May
Frankfort, MI

Average snowfall in May - Frankfort, MI
  • Average snowfall in May: 0.12"

The month with the highest snowfall is January (1.06").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Frankfort, MI

Average snowfall days in May - Frankfort, MI
  • Average snowfall days in May: 0.2 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).

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Average daylight in May /
Average sunshine in May
Frankfort, MI

Average daylight in May / Average sunshine in May - Frankfort, MI
  • Average daylight in May: 14h and 5min

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 May: 9h and 2min

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).

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Average sunshine days in May
Frankfort, MI

Average sunshine days in May - Frankfort, MI
  • Average sunshine days in May: 18.8 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).

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Average UV index in May
Frankfort, MI

Average UV index in May - Frankfort, MI
  • Average UV index in May: 4

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).

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Average cloud cover in May
Frankfort, MI

Average cloud cover in May - Frankfort, MI
  • Average cloud cover in May: 38

The month with the most cloud cover is January (Cloud cover 81).
The month with the least cloud cover is July (Cloud cover 27).

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Average visibility in May
Frankfort, MI

Average visibility in May - Frankfort, MI
  • Average visibility in May: 6mi

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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Frankfort, Michigan, USA

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