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 escalation in the average high-temperature is seen with the onset of May, moving from a cool 54°F (12.2°C) in April to an enjoyable 65.7°F (18.7°C). Blue Mounds experiences an average nighttime temperature of 48.6°F (9.2°C) in the month of May.Humidity
In May, the average relative humidity is 81%.Rainfall
In Blue Mounds, Wisconsin, during May, the rain falls for 17.6 days and regularly aggregates up to 2.8" (71mm) of precipitation. Throughout the year, there are 128 rainfall days, and 22.68" (576mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.3 snowfall days, in May, Blue Mounds aggregates 0.08" (2mm) of snow. Throughout the year, there are 52.2 snowfall days, and 17.95" (456mm) of snow is accumulated.Daylight
The average length of the day in May is 14h and 41min.On the first day of the month, sunrise is at 5:51 am and sunset at 8:00 pm. On the last day of May, sunrise is at 5:22 am and sunset at 8:31 pm CDT.
Sunshine
The average sunshine in May is 8.1h.UV index
In May, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index, 4 in May, converts into the following recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures?
What is the average humidity in May?
How many days does it rain in May?
What is the last month it snows?
How many hours of daylight does Blue Mounds have in May?
What time are sunrise and sunset in May?
How long on average sun shines in May?
How high is the UV index in May?
Average temperature in May
Blue Mounds, WI
- Average high temperature in May: 65.7°F
The warmest month (with the highest average high temperature) is July (78.6°F).
The month with the lowest average high temperature is January (23.5°F).
- Average low temperature in May: 48.6°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (10.9°F).
Average pressure in May
Blue Mounds, WI
- Average pressure in May: 29.96"Hg
The months with the highest atmospheric pressure are January and February (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in May
Blue Mounds, WI
- Average wind speed in May: 8.6mph
The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in May
Blue Mounds, WI
- Average humidity in May: 81%
The month with the highest relative humidity is January (89%).
The months with the lowest relative humidity are April, October and November (78%).
Average rainfall in May
Blue Mounds, WI
- Average rainfall in May: 2.8"
The wettest month (with the highest rainfall) is June (3.35").
The driest month (with the least rainfall) is January (0.79").
Average rainfall days in May
Blue Mounds, WI
- Average rainfall days in May: 17.6 days
The month with the highest number of rainy days is June (17.7 days).
The month with the least rainy days is February (3.1 days).
Average snowfall in May
Blue Mounds, WI
- Average snowfall in May: 0.08"
The month with the highest snowfall is February (4.25").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Blue Mounds, WI
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is January (13.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Blue Mounds, 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: 8h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in May
Blue Mounds, WI
- Average sunshine days in May: 10.7 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is June (9.8 days).
Average UV index in May
Blue Mounds, WI
- 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, November and December (UV index 1).
Average cloud cover in May
Blue Mounds, WI
- Average cloud cover in May: 46
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in May
Blue Mounds, WI
- Average visibility in May: 6mi
The months with the highest visibility are March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, February, July, August and September (5mi).
Blue Mounds, Wisconsin, USA
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