August weather forecastCedarburg, WI
August
Weather in August
August, the last month of the summer in Cedarburg, is another warm month, with temperature in the range of an average high of 76.3°F (24.6°C) and an average low of 63.1°F (17.3°C).Temperature
Cedarburg's August average high-temperature settles at a still warm 76.3°F (24.6°C), showing a near match with the preceding month. During the nights in August, Cedarburg experiences a consistent average temperature of 63.1°F (17.3°C).Humidity
In August, the average relative humidity in Cedarburg, Wisconsin, is 78%.Rainfall
In Cedarburg, in August, during 15.1 rainfall days, 2.2" (56mm) of precipitation is typically accumulated. In Cedarburg, during the entire year, the rain falls for 136.6 days and collects up to 21.69" (551mm) of precipitation.Snowfall
May through September are months without snowfall.Daylight
In Cedarburg, the average length of the day in August is 13h and 54min.On the first day of August in Cedarburg, Wisconsin, sunrise is at 5:42 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 7:28 pm CDT.
Sunshine
July and August, with an average of 10.5h of sunshine, are months with the most sunshine in Cedarburg.UV index
In August, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index of 5 in August interprets into the following recommendations:
Take precautions - Protection against sunburn is recommended. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Cedarburg, WI
- Average high temperature in August: 76.3°F
The warmest month (with the highest average high temperature) is July (77°F).
The month with the lowest average high temperature is January (25.9°F).
- Average low temperature in August: 63.1°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).
Average pressure in August
Cedarburg, WI
- Average pressure in August: 29.97"Hg
The months with the highest atmospheric pressure are January, February and March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in August
Cedarburg, WI
- Average wind speed in August: 7.4mph
The windiest month (with the highest average wind speed) is January (11.7mph).
The calmest month (with the lowest average wind speed) is July (7.3mph).
Average humidity in August
Cedarburg, WI
- Average humidity in August: 78%
The month with the highest relative humidity is January (86%).
The months with the lowest relative humidity are October and November (76%).
Average rainfall in August
Cedarburg, WI
- Average rainfall in August: 2.2"
The wettest month (with the highest rainfall) is July (2.8").
The driest months (with the least rainfall) are February and December (0.94").
Average rainfall days in August
Cedarburg, WI
- Average rainfall days in August: 15.1 days
The month with the highest number of rainy days is July (15.7 days).
The month with the least rainy days is February (4.3 days).
Average snowfall in August
Cedarburg, WI
- Average snowfall in August: 0"
The month with the highest snowfall is January (2.76").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in August
Cedarburg, WI
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (12.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Cedarburg, WI
- Average daylight in August: 13h and 54min
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 0min).
- Average sunshine in August: 10h and 30min
The months with the most sunshine are July and August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in August
Cedarburg, WI
- Average sunshine days in August: 12.3 days
The month with the most sunshine days is December (16.8 days).
The month with the least sunshine days is July (11.9 days).
Average UV index in August
Cedarburg, WI
- Average UV index in August: 5
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in August
Cedarburg, WI
- Average cloud cover in August: 28
The month with the most cloud cover is January (Cloud cover 62).
The months with the least cloud cover are July and August (Cloud cover 28).
Average visibility in August
Cedarburg, WI
- Average visibility in August: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





