Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average snowfall in August
- Average snowfall days in August
- Average sea temperature in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
Weather in August
Temperature
The initiation of August in Milwaukee sees an average high-temperature of a still warm 77°F (25°C), showing minor variations from the previous month. Milwaukee experiences a nighttime temperature average of 63.9°F (17.7°C) during August.Humidity
In Milwaukee, Wisconsin, the average relative humidity in August is 77%.Rainfall
In Milwaukee, in August, during 8.7 rainfall days, 0.55" (14mm) of precipitation is typically accumulated. Throughout the year, in Milwaukee, there are 75.6 rainfall days, and 5.83" (148mm) of precipitation is accumulated.Snowfall
In Milwaukee, snow does not fall in May through September.Ocean temperature
The month with the warmest seawater in Milwaukee is August, with an average ocean temperature of 72°F (22.2°C).Note: Swimming in 72°F (22.2°C) can be enjoyable or not, depending on how you feel about the cold and conditions such as sunshine, wind, and the day's temperature. FYI: Olympic standards dictate waters of 77°F (25°C) to 82.4°F (28°C).
Daylight
The average length of the day in August is 13h and 53min.On the first day of the month, sunrise is at 5:43 am and sunset at 8:12 pm. On the last day of August, sunrise is at 6:15 am and sunset at 7:27 pm CDT.
Sunshine
July and August, with an average of 10.4h of sunshine, are months with the most sunshine in Milwaukee, Wisconsin.UV index
In Milwaukee, the average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: The UV index of 5 in August translates into these instructions:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Take note! Sand and water reflections strengthen the Sun's UV exposure.
Frequently asked questions
What is the average August temperature in Milwaukee?
What is the average humidity in August in Milwaukee?
How much does it rain in Milwaukee in August?
When it does not snow in Milwaukee?
What is the month with the warmest ocean in Milwaukee?
How warm is the water in August in Milwaukee?
What is the average length of the day in August in Milwaukee?
When is the sunrise / sunset in August in Milwaukee?
What are the months with the most sunshine in Milwaukee?
How long on average sun shines in August in Milwaukee?
What is the UV index reading in August in Milwaukee?
Average temperature in August
Milwaukee, WI
- Average high temperature in August: 77°F
The warmest month (with the highest average high temperature) is July (77.7°F).
The month with the lowest average high temperature is January (26.1°F).
- Average low temperature in August: 63.9°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (15.8°F).
Average pressure in August
Milwaukee, 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
Milwaukee, WI
- Average wind speed in August: 7.2mph
The windiest month (with the highest average wind speed) is January (11.4mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).
Average humidity in August
Milwaukee, WI
- Average humidity in August: 77%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (75%).
Average rainfall in August
Milwaukee, WI
- Average rainfall in August: 0.55"
The wettest month (with the highest rainfall) is July (0.75").
The driest months (with the least rainfall) are February and December (0.28").
Average rainfall days in August
Milwaukee, WI
- Average rainfall days in August: 8.7 days
The month with the highest number of rainy days is June (9.9 days).
The months with the least rainy days are January and February (1.8 days).
Average snowfall in August
Milwaukee, WI
- Average snowfall in August: 0"
The month with the highest snowfall is January (1.1").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in August
Milwaukee, WI
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (6.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in August
Milwaukee, WI
- Average sea temperature in August: 71.9°F
The best month for swimming (with the highest average sea temperature) is August (71.9°F).
The coldest month (with the lowest average sea temperature) is February (36°F).
Average daylight in August /
Average sunshine in August
Milwaukee, WI
- Average daylight in August: 13h and 5min
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 August: 10h and 2min
The months with the most sunshine are July and August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in August
Milwaukee, WI
- Average sunshine days in August: 20.1 days
The month with the most sunshine days is January (25.4 days).
The month with the least sunshine days is June (17.3 days).
Average UV index in August
Milwaukee, WI
- Average UV index in August: 5
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in August
Milwaukee, WI
- Average cloud cover in August: 28
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 28).
Average visibility in August
Milwaukee, 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).
Milwaukee, Wisconsin, USA
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