August weather forecast
Middleton, WI

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Colorful trees in the fall with leaves in the pond, in a stunning nature park in Middletown, Wisconsin
Colorful trees in the fall with leaves in the pond, in a stunning nature park in Middletown, Wisconsin

Weather in August

As the embers of July's intense heat begin to cool, August brings a gentle decrease in maximum temperatures to a reasonable 77.2°F (25.1°C), easing into more tempered summer conditions. There's a further reduction in rainfall to a more manageable 2.52" (64mm), as the summer season starts to prepare for the forthcoming fall. Both locals and visitors can catch a break from the relentless summer heat, with cooler breezes and occasional rain showers providing a much-desired respite. Despite the heat, August continues to be a popular time for outdoor events in Middleton, such as music festivals, farmers' markets, and food truck rallies. The longer daylight hours still afford plenty of time for outdoor activities, but the subtly changing hue of the leaves signals the onset of the fall season around the corner.

Temperature

Upon the beginning of August, Middleton's high-temperatures register at a still warm 77.2°F (25.1°C), closely mirroring the preceding month. August is noted for a mean low-temperature of 59.5°F (15.3°C).

Humidity

In Middleton, the average relative humidity in August is 82%.

Rainfall

In Middleton, in August, it is raining for 14.7 days, with typically 2.52" (64mm) of accumulated precipitation. Throughout the year, there are 143.9 rainfall days, and 29.88" (759mm) of precipitation is accumulated.

Snowfall

In Middleton, Wisconsin, snow does not fall in June through September.

Daylight

In August, the average length of the day is 13h and 53min.
On the first day of the month, sunrise is at 5:49 am and sunset at 8:19 pm. On the last day of August, in Middleton, sunrise is at 6:22 am and sunset at 7:34 pm CDT.

Sunshine

In Middleton, the average sunshine in August is 9.5h.

UV index

In August, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for average individuals.
Note: During August, 5 as the daily maximum UV index converts into the following advice:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
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Frequently asked questions

What are August temperatures in Middleton?

In Middleton, 77.2°F (25.1°C) is the average high-temperature and 59.5°F (15.3°C) is the average low-temperature during August.

What is the average humidity in August in Middleton?

In Middleton, the average relative humidity in August is 82%.

How much does it rain in Middleton in August?

In Middleton, in August, during 14.7 rainfall days, 2.52" (64mm) of precipitation is typically accumulated.

When it does not snow in Middleton?

In Middleton, snow does not fall in June through September.

What is the average length of the day in August in Middleton?

In August, the average day length in Middleton, Wisconsin, is 13h and 53min.

When is the sunrise / sunset in August in Middleton?

On the first day of August, sunrise is at 5:49 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 6:22 am and sunset at 7:34 pm CDT.

How long on average sun shines in August in Middleton?

The average sunshine duration in August is 9.5h.

How high is the UV index in August in Middleton?

In Middleton, Wisconsin, the average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from exposure to the Sun's UV radiation.
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
Middleton, WI

Average temperature in August - Middleton, WI
  • Average high temperature in August: 77.2°F

The warmest month (with the highest average high temperature) is July (78.6°F).
The month with the lowest average high temperature is January (23.4°F).

  • Average low temperature in August: 59.5°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (10.9°F).

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Average pressure in August
Middleton, WI

Average pressure in August - Middleton, WI
  • Average pressure in August: 29.97"Hg

The months with the highest atmospheric pressure are January and February (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in August
Middleton, WI

Average wind speed in August - Middleton, WI
  • Average wind speed in August: 6.6mph

The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

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Average humidity in August
Middleton, WI

Average humidity in August - Middleton, WI
  • Average humidity in August: 82%

The month with the highest relative humidity is January (89%).
The months with the lowest relative humidity are April and October (77%).

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Average rainfall in August
Middleton, WI

Average rainfall in August - Middleton, WI
  • Average rainfall in August: 2.52"

The wettest month (with the highest rainfall) is June (4.06").
The driest month (with the least rainfall) is January (1.34").

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Average rainfall days in August
Middleton, WI

Average rainfall days in August - Middleton, WI
  • Average rainfall days in August: 14.7 days

The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is February (4.7 days).

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Average snowfall in August
Middleton, WI

Average snowfall in August - Middleton, WI
  • Average snowfall in August: 0"

The month with the highest snowfall is February (6.1").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Middleton, WI

Average snowfall days in August - Middleton, WI
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (15.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Middleton, WI

Average daylight in August / Average sunshine in August - Middleton, 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: 9h and 3min

The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).

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Average sunshine days in August
Middleton, WI

Average sunshine days in August - Middleton, WI
  • Average sunshine days in August: 14.3 days

The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is May (9.3 days).

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Average UV index in August
Middleton, WI

Average UV index in August - Middleton, 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).

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Average cloud cover in August
Middleton, WI

Average cloud cover in August - Middleton, WI
  • Average cloud cover in August: 35

The month with the most cloud cover is January (Cloud cover 66).
The months with the least cloud cover are July and August (Cloud cover 35).

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Average visibility in August
Middleton, WI

Average visibility in August - Middleton, WI
  • Average visibility in August: 5mi

The months with the highest visibility are March, April, May, June, October and November (6mi).
The months with the lowest visibility are January, February, July, August, September and December (5mi).

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Middleton, Wisconsin, USA

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