Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
An increase in the average high-temperature marks May, moving from April's cool 50.9°F (10.5°C) to a refreshing 64.2°F (17.9°C). Throughout May, Somerset witnesses a consistent average low-temperature of 46.9°F (8.3°C).Humidity
In Somerset, the average relative humidity in May is 77%.Rainfall
In Somerset, in May, it is raining for 15.3 days, with typically 2.83" (72mm) of accumulated precipitation. In Somerset, during the entire year, the rain falls for 124.4 days and collects up to 22.64" (575mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Somerset. May is the last month it regularly snows. During 0.9 snowfall days, in May, Somerset aggregates 0.59" (15mm) of snow. Throughout the year, there are 69.6 snowfall days, and 22.05" (560mm) of snow is accumulated.Daylight
In Somerset, the average length of the day in May is 14h and 53min.On the first day of May, sunrise is at 5:58 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 5:26 am and sunset at 8:50 pm CDT.
Sunshine
In Somerset, the average sunshine in May is 8.3h.UV index
The average daily maximum UV index in May in Somerset is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: A daily high UV index of 5 in May leads to these guidelines:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May?
What is the average humidity in May?
How much does it rain in May?
What is the last month it snows?
What is the average length of the day in May?
When are sunrise and sunset in May?
How long on average sun shines in May?
What is the UV index reading in May?
Average temperature in May
Somerset, WI
- Average high temperature in May: 64.2°F
The warmest month (with the highest average high temperature) is July (78.3°F).
The month with the lowest average high temperature is January (18.9°F).
- Average low temperature in May: 46.9°F
The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (5.5°F).
Average pressure in May
Somerset, WI
- Average pressure in May: 29.94"Hg
The months with the highest atmospheric pressure are January and February (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in May
Somerset, WI
- Average wind speed in May: 8.5mph
The windiest month (with the highest average wind speed) is April (9.6mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).
Average humidity in May
Somerset, WI
- Average humidity in May: 77%
The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is April (75%).
Average rainfall in May
Somerset, WI
- Average rainfall in May: 2.83"
The wettest month (with the highest rainfall) is June (3.66").
The driest month (with the least rainfall) is January (0.67").
Average rainfall days in May
Somerset, WI
- Average rainfall days in May: 15.3 days
The month with the highest number of rainy days is June (17.5 days).
The month with the least rainy days is January (2.3 days).
Average snowfall in May
Somerset, WI
- Average snowfall in May: 0.59"
The month with the highest snowfall is December (4.84").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Somerset, WI
- Average snowfall days in May: 0.9 days
The month with the highest number of snowfall days is January (16.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Somerset, WI
- Average daylight in May: 14h and 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in May: 8h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The months with the least sunshine are January and February (Average sunshine: 2h and 54min).
Average sunshine days in May
Somerset, WI
- Average sunshine days in May: 13.5 days
The months with the most sunshine days are October and December (16.1 days).
The month with the least sunshine days is June (10 days).
Average UV index in May
Somerset, WI
- Average UV index in May: 5
The month with the highest UV index is 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
Somerset, WI
- Average cloud cover in May: 44
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in May
Somerset, WI
- Average visibility in May: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).
Somerset, Wisconsin, USA
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