August weather forecast
Superior, WI

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Weather in August

August in Superior is characterized by continued summer warmth with temperatures comparable to July. Despite an identical temperature trend, a dip in rainfall turns August into a drier month. Superior's numerous beaches provide the ideal escape from the prevalent heat. Farmers' markets are in full bloom, offering a refreshing variety of seasonal produce. Late summer evenings often witness astounding displays of colorful sunsets.

Temperature

With the start of August, Superior measures an average high-temperature of a still moderately hot 76.3°F (24.6°C), not significantly differing from July's 77.7°F (25.4°C). Superior, in August, witnesses an average low-temperature of 56.5°F (13.6°C).

Humidity

In August, the average relative humidity is 76%.

Rainfall

In Superior, during August, the rain falls for 6.2 days and regularly aggregates up to 0.39" (10mm) of precipitation. In Superior, during the entire year, the rain falls for 55.7 days and collects up to 4.33" (110mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In Superior, the average length of the day in August is 14h and 8min.
On the first day of the month, sunrise is at 5:49 am and sunset at 8:39 pm. On the last day of August, in Superior, Wisconsin, sunrise is at 6:27 am and sunset at 7:49 pm CDT.

Sunshine

In Superior, the average sunshine in August is 9.7h.

UV index

In Superior, the average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: During August, 5 as the daily maximum UV index converts into the following advice:
Heed the precautions - Suggestions to avoid sunburn are made. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
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Frequently asked questions

What is the temperature in August in Superior?

In August, in Superior, the average high-temperature is 76.3°F (24.6°C), and the average low-temperature is 56.5°F (13.6°C).

What is the average humidity in August in Superior?

In August, the average relative humidity in Superior is 76%.

How many days does it rain in August in Superior?

In Superior, in August, during 6.2 rainfall days, 0.39" (10mm) of precipitation is typically accumulated.

When it does not snow in Superior?

June through September are months without snowfall.

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

In Superior, Wisconsin, the average day length in August is 14h and 8min.

When is the sunrise / sunset in August in Superior?

In August, on the first day of the month, sunrise is at 5:49 am and sunset at 8:39 pm. On the last day of the month, in Superior, sunrise is at 6:27 am and sunset at 7:49 pm CDT.

How long on average sun shines in August in Superior?

In August, the average sunshine duration in Superior is 9.7h.

How high is the UV index in August in Superior?

In August, the average daily maximum UV index in Superior is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat 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
Superior, WI

Average temperature in August - Superior, WI
  • Average high temperature in August: 76.3°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 (17.1°F).

  • Average low temperature in August: 56.5°F

The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (4.1°F).

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Average pressure in August
Superior, WI

Average pressure in August - Superior, WI
  • Average pressure in August: 29.93"Hg

The month with the highest atmospheric pressure is February (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed in August
Superior, WI

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

The windiest month (with the highest average wind speed) is April (8.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

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Average humidity in August
Superior, WI

Average humidity in August - Superior, WI
  • Average humidity in August: 76%

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

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Average rainfall in August
Superior, WI

Average rainfall in August - Superior, WI
  • Average rainfall in August: 0.39"

The wettest month (with the highest rainfall) is July (0.67").
The driest months (with the least rainfall) are January and February (0.16").

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Average rainfall days in August
Superior, WI

Average rainfall days in August - Superior, WI
  • Average rainfall days in August: 6.2 days

The month with the highest number of rainy days is May (7.9 days).
The month with the least rainy days is February (0.5 days).

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Average snowfall in August
Superior, WI

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

The month with the highest snowfall is December (0.98").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Superior, WI

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

The months with the highest number of snowfall days are January and December (9.3 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
Superior, WI

Average daylight in August / Average sunshine in August - Superior, WI
  • Average daylight in August: 14h and 1min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in August: 9h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).

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Average sunshine days in August
Superior, WI

Average sunshine days in August - Superior, WI
  • Average sunshine days in August: 22.3 days

The month with the most sunshine days is January (25.7 days).
The month with the least sunshine days is April (19.9 days).

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Average UV index in August
Superior, WI

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

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Average cloud cover in August
Superior, WI

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

The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is July (Cloud cover 33).

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Average visibility in August
Superior, WI

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

The months with the highest visibility are April, May, June, July, September, October and November (6mi).
The month with the lowest visibility is January (4mi).

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Superior, Wisconsin, USA

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