July weather forecastSumner, WI
July
Weather in July
July, like June, in Sumner, Wisconsin, is another warm summer month, with an average temperature fluctuating between 78.4°F (25.8°C) and 59.4°F (15.2°C).Temperature
In Sumner, the average temperatures in July are the highest, with a peak at 78.4°F (25.8°C) and a low of 59.4°F (15.2°C).Humidity
The average relative humidity in July in Sumner is 79%.Rainfall
In July, in Sumner, the rain falls for 16.8 days. Throughout July, 2.4" (61mm) of precipitation is accumulated. Throughout the year, in Sumner, there are 137.1 rainfall days, and 24.72" (628mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in July in Sumner is 15h and 15min.On the first day of July, sunrise is at 5:22 am and sunset at 8:58 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 8:35 pm CDT.
Sunshine
July has the most sunshine of the year, with an average of 9.8h of sunshine.UV index
The month with the highest UV index is July, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The daily maximum UV index of 6 in July interprets into the following advice:
Guard against overexposure. Protection from sun-induced harm is essential. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in July
Sumner, WI
- Average high temperature in July: 78.4°F
The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (17.6°F).
- Average low temperature in July: 59.4°F
The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (5.4°F).
Average pressure in July
Sumner, WI
- Average pressure in July: 29.94"Hg
The months with the highest atmospheric pressure are January and February (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in July
Sumner, WI
- Average wind speed in July: 6.6mph
The windiest month (with the highest average wind speed) is April (9mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).
Average humidity in July
Sumner, WI
- Average humidity in July: 79%
The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is May (76%).
Average rainfall in July
Sumner, WI
- Average rainfall in July: 2.4"
The wettest month (with the highest rainfall) is June (3.82").
The driest month (with the least rainfall) is January (0.87").
Average rainfall days in July
Sumner, WI
- Average rainfall days in July: 16.8 days
The month with the highest number of rainy days is June (19 days).
The month with the least rainy days is February (3.6 days).
Average snowfall in July
Sumner, WI
- Average snowfall in July: 0"
The month with the highest snowfall is February (6.65").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in July
Sumner, WI
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (18.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in July /
Average sunshine in July
Sumner, WI
- Average daylight in July: 15h and 18min
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 July: 9h and 48min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in July
Sumner, WI
- Average sunshine days in July: 11.8 days
The month with the most sunshine days is October (15.9 days).
The month with the least sunshine days is June (9.4 days).
Average UV index in July
Sumner, WI
- Average UV index in July: 6
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in July
Sumner, WI
- Average cloud cover in July: 35
The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is July (Cloud cover 35).
Average visibility in July
Sumner, WI
- Average visibility in July: 5mi
The months with the highest visibility are April, May, June and October (6mi).
The months with the lowest visibility are January, February and December (4mi).
