September weather forecast
Nekoosa, WI

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Weather in September

The first month of the autumn, September, is still a pleasant month in Nekoosa, Wisconsin, with an average temperature varying between 51.4°F (10.8°C) and 69.6°F (20.9°C).

Temperature

September indicates a minor shift in the average high-temperature, from August's moderately hot 76.6°F (24.8°C) to an agreeable 69.6°F (20.9°C). Nekoosa's temperature tends to fall to an average low of 51.4°F (10.8°C) during the nights of September.

Humidity

In September, the average relative humidity is 80%.

Rainfall

In Nekoosa, during September, the rain falls for 11.3 days and regularly aggregates up to 1.34" (34mm) of precipitation. In Nekoosa, during the entire year, the rain falls for 119 days and collects up to 16.26" (413mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in September is 12h and 30min.
On the first day of the month, sunrise is at 6:23 am and sunset at 7:35 pm. On the last day of September, sunrise is at 6:57 am and sunset at 6:41 pm CDT.

Sunshine

In Nekoosa, Wisconsin, the average sunshine in September is 8.7h.

UV index

In Nekoosa, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: In September, the maximum UV index of 3 suggests this advice:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Updated: Aug 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average September temperature?

The high-temperature during September is 69.6°F (20.9°C) and the low-temperature is 51.4°F (10.8°C).

What is the average humidity in September?

The average relative humidity in September is 80%.

How many days does it rain in September in Nekoosa?

In Nekoosa, during September, the rain falls for 11.3 days and regularly aggregates up to 1.34" (34mm) of precipitation.

When it does not snow?

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

Does it snow in September?

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

How many hours of daylight does Nekoosa have in September?

The average day length in September is 12h and 30min.

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 6:23 am and sunset at 7:35 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 6:41 pm CDT.

How long on average sun shines in September?

In September, the average sunshine duration is 8.7h.

What is the UV index intensity in September?

In September, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to 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 September
Nekoosa, WI

Average temperature in September - Nekoosa, WI
  • Average high temperature in September: 69.6°F

The warmest month (with the highest average high temperature) is July (78.1°F).
The month with the lowest average high temperature is January (20.7°F).

  • Average low temperature in September: 51.4°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (9.1°F).

Average pressure in September
Nekoosa, WI

Average pressure in September - Nekoosa, WI
  • Average pressure in September: 30.02"Hg

The months with the highest atmospheric pressure are January and February (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in September
Nekoosa, WI

Average wind speed in September - Nekoosa, WI
  • Average wind speed in September: 7.8mph

The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

Average humidity in September
Nekoosa, WI

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

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is April (75%).

Average rainfall in September
Nekoosa, WI

Average rainfall in September - Nekoosa, WI
  • Average rainfall in September: 1.34"

The wettest month (with the highest rainfall) is June (2.24").
The driest month (with the least rainfall) is February (0.63").

Average rainfall days in September
Nekoosa, WI

Average rainfall days in September - Nekoosa, WI
  • Average rainfall days in September: 11.3 days

The month with the highest number of rainy days is May (15.2 days).
The month with the least rainy days is February (3.5 days).

Average snowfall in September
Nekoosa, WI

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

The month with the highest snowfall is December (3.27").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Nekoosa, WI

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

The month with the highest number of snowfall days is January (14.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Nekoosa, WI
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

Average sunshine days in September
Nekoosa, WI

Average sunshine days in September - Nekoosa, WI
  • Average sunshine days in September: 16.4 days

The month with the most sunshine days is October (17.6 days).
The month with the least sunshine days is July (12.2 days).

Average UV index in September
Nekoosa, WI

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

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).

Average cloud cover in September
Nekoosa, WI

Average cloud cover in September - Nekoosa, WI
  • Average cloud cover in September: 35

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in September
Nekoosa, WI

Average visibility in September - Nekoosa, WI
  • Average visibility in September: 6mi

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

Nekoosa, Wisconsin, USA

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