August weather forecast
River Hills, WI

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Weather in August

August, the last month of the summer in River Hills, is another warm month, with an average temperature varying between 64.4°F (18°C) and 75.6°F (24.2°C).

Temperature

Upon the beginning of August, River Hills's high-temperatures register at a still warm 75.6°F (24.2°C), closely mirroring the preceding month. An average low-temperature of 64.4°F (18°C) is noted during the month of August.

Humidity

In August, the average relative humidity is 78%.

Rainfall

In River Hills, in August, during 14.5 rainfall days, 1.97" (50mm) of precipitation is typically accumulated. In River Hills, during the entire year, the rain falls for 129.5 days and collects up to 18.62" (473mm) of precipitation.

Snowfall

In River Hills, snow does not fall in May through September.

Daylight

The average length of the day in August in River Hills, Wisconsin, is 13h and 54min.
On the first day of August, 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 7:27 pm CDT.

Sunshine

July and August, with an average of 10.6h of sunshine, are months with the most sunshine.

UV index

The average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum daily UV index of 5 during August morphs into the following directions:
Undertake protective steps - Recommendations to avoid sunburn are issued. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
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Frequently asked questions

What is the usual temperature for River Hills in August?

The average high-temperature and low-temperature during August are 75.6°F (24.2°C) and 64.4°F (18°C) respectively.

What is the average humidity in August in River Hills?

In River Hills, Wisconsin, the average relative humidity in August is 78%.

How much does it rain in River Hills in August?

In River Hills, Wisconsin, in August, it is raining for 14.5 days, with typically 1.97" (50mm) of accumulated precipitation.

When it does not snow in River Hills?

In River Hills, snow does not fall in May through September.

How many hours of daylight does River Hills have in August?

In August, the average day length in River Hills, Wisconsin, is 13h and 54min.

What time are sunrise and sunset in August in River Hills?

On the first day of August in River Hills, 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 7:27 pm CDT.

What is the month with the most sunshine in River Hills?

July and August, with an average of 10.6h of sunshine, are months with the most sunshine in River Hills.

How long on average sun shines in August in River Hills?

In August, the average sunshine duration in River Hills is 10.6h.

What is the UV index reading in August in River Hills?

The average daily maximum UV index in August in River Hills is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability 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
River Hills, WI

Average temperature in August - River Hills, WI
  • Average high temperature in August: 75.6°F

The warmest month (with the highest average high temperature) is July (75.7°F).
The month with the lowest average high temperature is January (26.8°F).

  • Average low temperature in August: 64.4°F

The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).

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Average pressure in August
River Hills, WI

Average pressure in August - River Hills, 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).

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Average wind speed in August
River Hills, WI

Average wind speed in August - River Hills, WI
  • Average wind speed in August: 7.9mph

The windiest month (with the highest average wind speed) is January (12.6mph).
The calmest month (with the lowest average wind speed) is July (7.7mph).

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Average humidity in August
River Hills, WI

Average humidity in August - River Hills, WI
  • Average humidity in August: 78%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (75%).

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Average rainfall in August
River Hills, WI

Average rainfall in August - River Hills, WI
  • Average rainfall in August: 1.97"

The wettest month (with the highest rainfall) is July (2.56").
The driest month (with the least rainfall) is December (0.71").

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Average rainfall days in August
River Hills, WI

Average rainfall days in August - River Hills, WI
  • Average rainfall days in August: 14.5 days

The months with the highest number of rainy days are May, June and July (15.2 days).
The month with the least rainy days is February (4.5 days).

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Average snowfall in August
River Hills, WI

Average snowfall in August - River Hills, WI
  • Average snowfall in August: 0"

The month with the highest snowfall is January (2.17").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
River Hills, WI

Average snowfall days in August - River Hills, WI
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (12.8 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
River Hills, WI

Average daylight in August / Average sunshine in August - River Hills, 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 4min

The months with the most sunshine are July and August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

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Average sunshine days in August
River Hills, WI

Average sunshine days in August - River Hills, WI
  • Average sunshine days in August: 12.9 days

The month with the most sunshine days is December (18.2 days).
The month with the least sunshine days is June (12.3 days).

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Average UV index in August
River Hills, WI

Average UV index in August - River Hills, 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
River Hills, WI

Average cloud cover in August - River Hills, WI
  • Average cloud cover in August: 27

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is July (Cloud cover 26).

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Average visibility in August
River Hills, WI

Average visibility in August - River Hills, 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).

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River Hills, Wisconsin, USA

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