August weather forecast
Summit Lake, WI

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Weather in August

August, the last month of the summer in Summit Lake, is also a moderately hot month, with temperature in the range of an average high of 75.2°F (24°C) and an average low of 55°F (12.8°C).

Temperature

The arrival of August sees a recorded average high-temperature of a still moderately hot 75.2°F (24°C), showing little divergence from the previous month's conditions. August nights cool down to an average low-temperature of 55°F (12.8°C).

Humidity

In August, the average relative humidity is 78%.

Rainfall

In Summit Lake, in August, it is raining for 13.9 days, with typically 1.73" (44mm) of accumulated precipitation. Throughout the year, there are 120.4 rainfall days, and 22.99" (584mm) of precipitation is accumulated.

Snowfall

In Summit Lake, snow does not fall in June through September.

Daylight

The average length of the day in August is 14h and 3min.
On the first day of August, sunrise is at 5:42 am and sunset at 8:24 pm. On the last day of the month, sunrise is at 6:18 am and sunset at 7:35 pm CDT.

Sunshine

In Summit Lake, Wisconsin, the average sunshine in August is 9h.

UV index

June through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index, 5 in August, converts into the following recommendations:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Updated: Jul 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are August temperatures?

An average high-temperature, in August, in Summit Lake, is 75.2°F (24°C) and the average low-temperature is 55°F (12.8°C).

What is the average humidity in August?

In August, the average relative humidity is 78%.

How many days does it rain in August?

In Summit Lake, Wisconsin, during August, the rain falls for 13.9 days and regularly aggregates up to 1.73" (44mm) of precipitation.

When it does not snow?

June through September are months without snowfall.

What is the average length of the day in August?

In August, the average day length is 14h and 3min.

When are sunrise and sunset in August in Summit Lake?

On the first day of August, sunrise is at 5:42 am and sunset at 8:24 pm. On the last day of the month, sunrise is at 6:18 am and sunset at 7:35 pm CDT.

How many hours of sunshine does Summit Lake have in August?

In Summit Lake, Wisconsin, the average sunshine duration in August is 9h.

What are the months with the highest UV index?

June through August, with an average maximum UV index of 5, are months with the highest UV index.

What is the UV index intensity in August?

The average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Summit Lake, WI

Average temperature in August - Summit Lake, WI
  • Average high temperature in August: 75.2°F

The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is January (19.8°F).

  • Average low temperature in August: 55°F

The month with the highest average low temperature is July (56.5°F).
The coldest month (with the lowest average low temperature) is January (8.4°F).

Average pressure in August
Summit Lake, WI

Average pressure in August - Summit Lake, WI
  • Average pressure in August: 29.95"Hg

The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in August
Summit Lake, WI

Average wind speed in August - Summit Lake, WI
  • Average wind speed in August: 6.7mph

The windiest months (with the highest average wind speed) are April and November (8.5mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).

Average humidity in August
Summit Lake, WI

Average humidity in August - Summit Lake, WI
  • Average humidity in August: 78%

The months with the highest relative humidity are January and February (91%).
The month with the lowest relative humidity is May (72%).

Average rainfall in August
Summit Lake, WI

Average rainfall in August - Summit Lake, WI
  • Average rainfall in August: 1.73"

The wettest month (with the highest rainfall) is June (2.83").
The driest month (with the least rainfall) is January (1.02").

Average rainfall days in August
Summit Lake, WI

Average rainfall days in August - Summit Lake, WI
  • Average rainfall days in August: 13.9 days

The month with the highest number of rainy days is May (16.1 days).
The month with the least rainy days is February (2.4 days).

Average snowfall in August
Summit Lake, WI

Average snowfall in August - Summit Lake, WI
  • Average snowfall in August: 0"

The month with the highest snowfall is February (7.8").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Summit Lake, WI

Average snowfall days in August - Summit Lake, WI
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (20.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Summit Lake, WI

Average daylight in August / Average sunshine in August - Summit Lake, WI
  • Average daylight in August: 14h and 0min

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 August: 9h and 0min

The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 12min).

Average sunshine days in August
Summit Lake, WI

Average sunshine days in August - Summit Lake, WI
  • Average sunshine days in August: 13.3 days

The month with the most sunshine days is September (15.3 days).
The month with the least sunshine days is February (10.8 days).

Average UV index in August
Summit Lake, WI

Average UV index in August - Summit Lake, WI
  • Average UV index in August: 5

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).

Average cloud cover in August
Summit Lake, WI

Average cloud cover in August - Summit Lake, WI
  • Average cloud cover in August: 42

The months with the most cloud cover are January and February (Cloud cover 79).
The month with the least cloud cover is July (Cloud cover 40).

Average visibility in August
Summit Lake, WI

Average visibility in August - Summit Lake, WI
  • Average visibility in August: 5mi

The months with the highest visibility are May, June and October (6mi).
The months with the lowest visibility are January and February (4mi).

Summit Lake, Wisconsin, USA

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