September weather forecast
Tomahawk, WI

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Weather in September

September, the first month of the autumn in Tomahawk, is still a comfortable month, with temperature in the range of an average high of 67.1°F (19.5°C) and an average low of 48.6°F (9.2°C).

Temperature

The onset of September brings a small shift in high-temperatures, falling from a moderately hot 75.7°F (24.3°C) in August to a comfortable 67.1°F (19.5°C). Tomahawk encounters a steady low-temperature average of 48.6°F (9.2°C) throughout the month of September.

Humidity

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

Rainfall

In Tomahawk, during September, the rain falls for 12.7 days and regularly aggregates up to 1.57" (40mm) of precipitation. Throughout the year, in Tomahawk, there are 132.2 rainfall days, and 23.15" (588mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Tomahawk, the average length of the day in September is 12h and 31min.
On the first day of the month, sunrise is at 6:21 am and sunset at 7:36 pm. On the last day of September, sunrise is at 6:56 am and sunset at 6:40 pm CDT.

Sunshine

In September, the average sunshine is 7.7h.

UV index

In September, the average daily maximum UV index is 3. 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: The maximum daily UV index of 3 in September interprets into the following recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. During bright days, sunglasses that offer UVA and UVB defense are recommended.
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Frequently asked questions

What are September temperatures in Tomahawk?

The average high-temperature and low-temperature in Tomahawk during September are 67.1°F (19.5°C) and 48.6°F (9.2°C) respectively.

What is the average humidity in September in Tomahawk?

The average relative humidity in September in Tomahawk, Wisconsin, is 80%.

How much does it rain in Tomahawk in September?

In September, the rain falls for 12.7 days. Throughout September, 1.57" (40mm) of precipitation is accumulated.

When it does not snow in Tomahawk?

June through September are months without snowfall.

Does it snow in Tomahawk in September?

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

How many hours of daylight does Tomahawk have in September?

In September, the average day length in Tomahawk is 12h and 31min.

What time are sunrise and sunset in September in Tomahawk?

On the first day of September in Tomahawk, Wisconsin, sunrise is at 6:21 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 6:40 pm CDT.

How long on average sun shines in September in Tomahawk?

In Tomahawk, Wisconsin, the average sunshine duration in September is 7.7h.

What is the UV index reading in September in Tomahawk?

In Tomahawk, the average daily maximum UV index in September is 3. 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 September
Tomahawk, WI

Average temperature in September - Tomahawk, WI
  • Average high temperature in September: 67.1°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 (18.9°F).

  • Average low temperature in September: 48.6°F

The month with the highest average low temperature is July (57°F).
The coldest month (with the lowest average low temperature) is January (7.3°F).

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Average pressure in September
Tomahawk, WI

Average pressure in September - Tomahawk, WI
  • Average pressure in September: 30.01"Hg

The month with the highest atmospheric pressure is February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in September
Tomahawk, WI

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

The windiest month (with the highest average wind speed) is April (8.6mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).

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Average humidity in September
Tomahawk, WI

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

The month with the highest relative humidity is February (92%).
The month with the lowest relative humidity is May (73%).

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Average rainfall in September
Tomahawk, WI

Average rainfall in September - Tomahawk, WI
  • Average rainfall in September: 1.57"

The wettest month (with the highest rainfall) is June (2.95").
The driest month (with the least rainfall) is January (1.1").

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Average rainfall days in September
Tomahawk, WI

Average rainfall days in September - Tomahawk, WI
  • Average rainfall days in September: 12.7 days

The month with the highest number of rainy days is June (16.7 days).
The month with the least rainy days is February (2.8 days).

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Average snowfall in September
Tomahawk, WI

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

The month with the highest snowfall is February (8.35").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Tomahawk, WI

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

The month with the highest number of snowfall days is January (22.3 days).
The 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
Tomahawk, WI

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

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

  • Average sunshine in September: 7h and 4min

The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 18min).

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Average sunshine days in September
Tomahawk, WI

Average sunshine days in September - Tomahawk, WI
  • Average sunshine days in September: 14.5 days

The month with the most sunshine days is September (14.5 days).
The month with the least sunshine days is February (8 days).

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Average UV index in September
Tomahawk, WI

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

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

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Average cloud cover in September
Tomahawk, WI

Average cloud cover in September - Tomahawk, WI
  • Average cloud cover in September: 45

The months with the most cloud cover are January and February (Cloud cover 79).
The month with the least cloud cover is July (Cloud cover 40).

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Average visibility in September
Tomahawk, WI

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

The months with the highest visibility are May and October (6mi).
The months with the lowest visibility are January and February (4mi).

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Tomahawk, Wisconsin, USA

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