May weather forecast
Fennimore, WI

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Weather in May

May, the last month of the spring in Fennimore, is a comfortable month, with an average temperature ranging between min 48.7°F (9.3°C) and max 66.7°F (19.3°C).

Temperature

The arrival of May brings a temperature shift, with the average high-temperature escalating from a fresh 54.5°F (12.5°C) in April to a comfortable 66.7°F (19.3°C). Throughout May, Fennimore anticipates an average low-temperature of 48.7°F (9.3°C).

Humidity

The average relative humidity in May in Fennimore is 81%.

Rainfall

In Fennimore, Wisconsin, in May, it is raining for 20.3 days, with typically 4.09" (104mm) of accumulated precipitation. Throughout the year, in Fennimore, there are 145.9 rainfall days, and 31.97" (812mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows in Fennimore. During 0.3 snowfall days, in May, Fennimore aggregates 0.04" (1mm) of snow. Throughout the year, there are 61.6 snowfall days, and 24.84" (631mm) of snow is accumulated.

Daylight

The average length of the day in May is 14h and 41min.
On the first day of May, sunrise is at 5:55 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 5:26 am and sunset at 8:34 pm CDT.

Sunshine

In Fennimore, the average sunshine in May is 7.9h.

UV index

In Fennimore, the average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The daily high UV index of 4 in May translates into this advice:
Exercise prevention - Warding off sunburn is urged. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Fennimore in May?

An average high-temperature, in May, in Fennimore, is 66.7°F (19.3°C) and the average low-temperature is 48.7°F (9.3°C).

What is the average humidity in May in Fennimore?

The average relative humidity in May in Fennimore, Wisconsin, is 81%.

How many days does it rain in May in Fennimore?

In May, the rain falls for 20.3 days. Throughout May, 4.09" (104mm) of precipitation is accumulated.

What is the last month it snows in Fennimore?

May is the last month it regularly snows. During 0.3 snowfall days, in May, Fennimore aggregates 0.04" (1mm) of snow.

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

In Fennimore, Wisconsin, the average day length in May is 14h and 41min.

What time are sunrise and sunset in May in Fennimore?

On the first day of May in Fennimore, Wisconsin, sunrise is at 5:55 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 5:26 am and sunset at 8:34 pm CDT.

How many hours of sunshine does Fennimore have in May?

The average sunshine duration in May in Fennimore, Wisconsin, is 7.9h.

What is the UV index intensity in May in Fennimore?

In Fennimore, Wisconsin, the average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Fennimore, WI

Average temperature in May - Fennimore, WI
  • Average high temperature in May: 66.7°F

The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (23.4°F).

  • Average low temperature in May: 48.7°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (10.9°F).

Average pressure in May
Fennimore, WI

Average pressure in May - Fennimore, WI
  • Average pressure in May: 29.95"Hg

The months with the highest atmospheric pressure are January and February (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in May
Fennimore, WI

Average wind speed in May - Fennimore, WI
  • Average wind speed in May: 8.4mph

The windiest month (with the highest average wind speed) is April (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

Average humidity in May
Fennimore, WI

Average humidity in May - Fennimore, WI
  • Average humidity in May: 81%

The months with the highest relative humidity are January and February (89%).
The months with the lowest relative humidity are April and October (77%).

Average rainfall in May
Fennimore, WI

Average rainfall in May - Fennimore, WI
  • Average rainfall in May: 4.09"

The wettest month (with the highest rainfall) is June (4.41").
The driest month (with the least rainfall) is January (1.26").

Average rainfall days in May
Fennimore, WI

Average rainfall days in May - Fennimore, WI
  • Average rainfall days in May: 20.3 days

The month with the highest number of rainy days is May (20.3 days).
The month with the least rainy days is February (4.3 days).

Average snowfall in May
Fennimore, WI

Average snowfall in May - Fennimore, WI
  • Average snowfall in May: 0.04"

The month with the highest snowfall is February (6.18").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Fennimore, WI

Average snowfall days in May - Fennimore, WI
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is January (15.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Fennimore, WI

Average daylight in May / Average sunshine in May - Fennimore, WI
  • Average daylight in May: 14h and 4min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in May: 7h and 5min

The months with the most sunshine are July and August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).

Average sunshine days in May
Fennimore, WI

Average sunshine days in May - Fennimore, WI
  • Average sunshine days in May: 9.4 days

The month with the most sunshine days is November (16.6 days).
The month with the least sunshine days is June (8.6 days).

Average UV index in May
Fennimore, WI

Average UV index in May - Fennimore, WI
  • Average UV index in May: 4

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).

Average cloud cover in May
Fennimore, WI

Average cloud cover in May - Fennimore, WI
  • Average cloud cover in May: 47

The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in May
Fennimore, WI

Average visibility in May - Fennimore, WI
  • Average visibility in May: 6mi

The months with the highest visibility are March, April, May, June, October and November (6mi).
The months with the lowest visibility are January, February, July, August, September and December (5mi).

Fennimore, Wisconsin, USA

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