August weather forecast
Germantown, WI

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Weather in August

The last month of the summer, August, is also a moderately hot month in Germantown, Wisconsin, with an average temperature varying between 76.6°F (24.8°C) and 61.9°F (16.6°C).

Temperature

As Germantown welcomes August, the average high-temperature records at a still moderately hot 76.6°F (24.8°C), marking an insignificant deviation from the prior month. Germantown records an average low of 61.9°F (16.6°C) throughout the nights in August.

Humidity

The average relative humidity in August in Germantown is 79%.

Rainfall

In Germantown, during August, the rain falls for 14.5 days and regularly aggregates up to 2.2" (56mm) of precipitation. In Germantown, during the entire year, the rain falls for 139.2 days and collects up to 25.28" (642mm) of precipitation.

Snowfall

In Germantown, snow does not fall in May through September.

Daylight

The average length of the day in August is 13h and 54min.
On the first day of the month, sunrise is at 5:43 am and sunset at 8:13 pm. On the last day of August, sunrise is at 6:16 am and sunset at 7:28 pm CDT.

Sunshine

In Germantown, the average sunshine in August is 10.4h.

UV index

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 unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum UV index of 5 in August translates into the following recommendations:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
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Frequently asked questions

What is the average August temperature in Germantown?

The high-temperature, in August, in Germantown, records 76.6°F (24.8°C), while the low-temperature is 61.9°F (16.6°C).

What is the average humidity in August in Germantown?

In Germantown, the average relative humidity in August is 79%.

How much does it rain in Germantown in August?

In Germantown, in August, it is raining for 14.5 days, with typically 2.2" (56mm) of accumulated precipitation.

When it does not snow in Germantown?

In Germantown, Wisconsin, snow does not fall in May through September.

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

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

What time are sunrise and sunset in August in Germantown?

On the first day of August in Germantown, Wisconsin, sunrise is at 5:43 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 6:16 am and sunset at 7:28 pm CDT.

How long on average sun shines in August in Germantown?

The average sunshine duration in August in Germantown is 10.4h.

What is the UV index intensity in August in Germantown?

The average daily maximum UV index in August in Germantown, Wisconsin, is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from 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
Germantown, WI

Average temperature in August - Germantown, WI
  • Average high temperature in August: 76.6°F

The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (25.2°F).

  • Average low temperature in August: 61.9°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (14.4°F).

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Average pressure in August
Germantown, WI

Average pressure in August - Germantown, 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 (29.91"Hg).

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Average wind speed in August
Germantown, WI

Average wind speed in August - Germantown, WI
  • Average wind speed in August: 7mph

The windiest month (with the highest average wind speed) is January (11.1mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

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Average humidity in August
Germantown, WI

Average humidity in August - Germantown, WI
  • Average humidity in August: 79%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (76%).

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Average rainfall in August
Germantown, WI

Average rainfall in August - Germantown, WI
  • Average rainfall in August: 2.2"

The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is February (1.02").

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Average rainfall days in August
Germantown, WI

Average rainfall days in August - Germantown, WI
  • Average rainfall days in August: 14.5 days

The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is February (4.1 days).

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Average snowfall in August
Germantown, WI

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

The month with the highest snowfall is January (4.02").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Germantown, WI

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

The month with the highest number of snowfall days is January (12.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Germantown, 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 0min).

  • Average sunshine in August: 10h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

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Average sunshine days in August
Germantown, WI

Average sunshine days in August - Germantown, WI
  • Average sunshine days in August: 13.1 days

The month with the most sunshine days is December (15.9 days).
The month with the least sunshine days is April (12 days).

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Average UV index in August
Germantown, WI

Average UV index in August - Germantown, 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, November and December (UV index 1).

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Average cloud cover in August
Germantown, WI

Average cloud cover in August - Germantown, 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).

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Average visibility in August
Germantown, WI

Average visibility in August - Germantown, WI
  • Average visibility in August: 6mi

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

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Germantown, Wisconsin, USA

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