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
The start of May signals a considerable escalation in the average high-temperature, advancing from a chilly 45.9°F (7.7°C) in April to a refreshing 60.8°F (16°C). In May, the nighttime temperature lowers to an average of 43°F (6.1°C).Humidity
May is the least humid month in Ballou, with an average relative humidity of 72%.Rainfall
The month with the most rainfall is May, when the rain falls for 14.9 days and typically aggregates up to 2.48" (63mm) of precipitation.Snowfall
Months with snowfall in Ballou are January through May, October through December. May is the last month it regularly snows in Ballou. During 1.9 snowfall days, in May, Ballou aggregates 1.89" (48mm) of snow. In Ballou, during the entire year, snow falls for 118.3 days and aggregates up to 50.83" (1291mm) of snow.Daylight
In Ballou, the average length of the day in May is 15h and 1min.On the first day of May in Ballou, sunrise is at 5:46 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 5:13 am and sunset at 8:46 pm CDT.
Sunshine
The average sunshine in May in Ballou is 8.6h.UV index
In Ballou, Wisconsin, the average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: In May, the maximum UV index of 4 suggests these recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature in Ballou?
What is the least humid month in Ballou?
What is the average humidity in May in Ballou?
What is the wettest month in Ballou?
How many days does it rain in May in Ballou?
What is the last month it snows in Ballou?
How many hours of daylight does Ballou have in May?
When is the sunrise / sunset in May in Ballou?
How long on average sun shines in May in Ballou?
What is the UV index reading in May in Ballou?
Average temperature in May
Ballou, WI
- Average high temperature in May: 60.8°F
The warmest month (with the highest average high temperature) is July (76.3°F).
The month with the lowest average high temperature is January (19°F).
- Average low temperature in May: 43°F
The month with the highest average low temperature is July (57.6°F).
The coldest month (with the lowest average low temperature) is January (8.6°F).
Average pressure in May
Ballou, WI
- Average pressure in May: 29.96"Hg
The month with the highest atmospheric pressure is February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in May
Ballou, WI
- Average wind speed in May: 7.4mph
The windiest month (with the highest average wind speed) is November (9.5mph).
The calmest month (with the lowest average wind speed) is July (6.9mph).
Average humidity in May
Ballou, WI
- Average humidity in May: 72%
The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is May (72%).
Average rainfall in May
Ballou, WI
- Average rainfall in May: 2.48"
The wettest month (with the highest rainfall) is May (2.48").
The driest months (with the least rainfall) are January and February (1.22").
Average rainfall days in May
Ballou, WI
- Average rainfall days in May: 14.9 days
The month with the highest number of rainy days is June (15.1 days).
The month with the least rainy days is January (2.5 days).
Average snowfall in May
Ballou, WI
- Average snowfall in May: 1.89"
The month with the highest snowfall is December (10.04").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Ballou, WI
- Average snowfall days in May: 1.9 days
The month with the highest number of snowfall days is January (24.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Ballou, WI
- Average daylight in May: 15h and 0min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in May: 8h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 6min).
Average sunshine days in May
Ballou, WI
- Average sunshine days in May: 12.7 days
The month with the most sunshine days is September (14.3 days).
The month with the least sunshine days is January (6.8 days).
Average UV index in May
Ballou, 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
Ballou, WI
- Average cloud cover in May: 44
The month with the most cloud cover is January (Cloud cover 80).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in May
Ballou, WI
- Average visibility in May: 6mi
The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January and February (4mi).
Ballou, Wisconsin, USA
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