September weather forecast
Brockway, WI

Weather in September

The first month of the autumn, September, is still a pleasant month in Brockway, Wisconsin, with average temperature fluctuating between 50.5°F (10.3°C) and 70.3°F (21.3°C).

Temperature

In Brockway, the average high-temperature slightly decreases, from a moderately hot 77°F (25°C) in August, to an agreeable 70.3°F (21.3°C). In September, in Brockway, Wisconsin, the average low-temperature is 50.5°F (10.3°C).

Humidity

In September, the average relative humidity is 80%.

Rainfall

In Brockway, in September, during 10.8 rainfall days, 1.42" (36mm) of precipitation is typically accumulated. Throughout the year, there are 120.8 rainfall days, and 16.34" (415mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Brockway.

Daylight

In September, the average length of the day is 12.5h.

Sunshine

In Brockway, the average sunshine in September is 8.7h.

UV index

In September, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from the exposure to the Sun's UV radiation for the average person.
Note: In September, the average maximum UV index of 3 translate into the following recommendations:
Take precautions - Protection against the skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the average humidity in September in Brockway?

In Brockway, Wisconsin, the average relative humidity in September is 80%.

How many days does it rain in September in Brockway?

In Brockway, in September, during 10.8 rainfall days, 1.42" (36mm) of precipitation is typically accumulated.

When it does not snow in Brockway?

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

Does it snow in Brockway in September?

In Brockway, Wisconsin, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Brockway have in September?

In Brockway, Wisconsin, the average length of the day in September is 12.5h.

How long on average sun shines in September in Brockway?

In Brockway, the average sunshine in September is 8.7h.

What is the UV index reading in September in Brockway?

The average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to the Sun's UV rays.

Average temperature in September
Brockway, WI

Average temperature in September - Brockway, WI
  • Average high temperature in September: 70.3°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 (20.7°F).

  • Average low temperature in September: 50.5°F

The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is January (7.3°F).

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Average pressure in September
Brockway, WI

Average pressure in September - Brockway, WI
  • Average pressure in September: 30.01"

Months with the highest atmospheric pressure are January and February (30.12").
The month with the lowest atmospheric pressure is June (29.89").

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Average wind speed in September
Brockway, WI

Average wind speed in September - Brockway, WI
  • Average wind speed in September: 7.4mph

The windiest month (with the highest average wind speed) is April (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).

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Average humidity in September
Brockway, WI

Average humidity in September - Brockway, WI
  • Average humidity in September: 80%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is April (77%).

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Average rainfall in September
Brockway, WI

Average rainfall in September - Brockway, WI
  • Average rainfall in September: 1.42"

The wettest month (with the highest rainfall) is June (2.91").
The driest month (with the least rainfall) is January (0.51").

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Average rainfall days in September
Brockway, WI

Average rainfall days in September - Brockway, WI
  • Average rainfall days in September: 10.8 days

The month with the highest number of rainy days is June (17.1 days).
The month with the least rainy days is February (2.8 days).

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Average snowfall in September
Brockway, WI

Average snowfall in September - Brockway, WI
  • Average snowfall in September: 0"

The month with the highest snowfall is February (2.99").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Brockway, WI

Average snowfall days in September - Brockway, WI
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (15.4 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Brockway, WI

Average daylight in September / Average sunshine in September - Brockway, WI
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15.5h).
The month with the shortest days is December (Average daylight: 8.9h).

  • Average sunshine in September: 8.7h

The month with the most sunshine is July (Average sunshine: 9.8h).
The month with the least sunshine is January (Average sunshine: 3h).

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Average sunshine days in September
Brockway, WI

Average sunshine days in September - Brockway, WI
  • Average sunshine days in September: 16.9 days

The month with the most sunshine days is October (18.4 days).
The month with the least sunshine days is June (9.8 days).

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Average UV index in September
Brockway, WI

Average UV index in September - Brockway, WI
  • Average UV index in September: 3

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

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Average cloud cover in September
Brockway, WI

Average cloud cover in September - Brockway, WI
  • Average cloud cover in September: 36

The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in September
Brockway, WI

Average visibility in September - Brockway, WI
  • Average visibility in September: 5mi

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

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