September weather forecast
Cascade, WI

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Weather in September

The first month of the autumn, September, is still a pleasant month in Cascade, Wisconsin, with an average temperature varying between 54.3°F (12.4°C) and 69.3°F (20.7°C).

Temperature

In Cascade, entering September brings a subtle temperature decrement, reducing from August's moderately hot 76.3°F (24.6°C) to an agreeable 69.3°F (20.7°C). Cascade, during September nights, observes an average temperature of 54.3°F (12.4°C).

Humidity

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

Rainfall

In Cascade, in September, it is raining for 13.7 days, with typically 2.36" (60mm) of accumulated precipitation. Throughout the year, there are 146 rainfall days, and 29.17" (741mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Cascade, the average length of the day in September is 12h and 29min.
On the first day of the month, sunrise is at 6:16 am and sunset at 7:27 pm. On the last day of September, sunrise is at 6:49 am and sunset at 6:34 pm CDT.

Sunshine

In Cascade, the average sunshine in September is 8.9h.

UV index

In September, the average daily maximum UV index in Cascade is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: An average maximum UV index of 3 in September leads to these recommendations:
Put precautions into practice - Guidance to elude sunburn is provided. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Cascade in September?

The high-temperature, in September, in Cascade, records 69.3°F (20.7°C), while the low-temperature is 54.3°F (12.4°C).

What is the average humidity in September in Cascade?

The average relative humidity in September in Cascade is 80%.

How many days does it rain in September in Cascade?

In Cascade, in September, it is raining for 13.7 days, with typically 2.36" (60mm) of accumulated precipitation.

When it does not snow in Cascade?

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

Does it snow in Cascade in September?

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

How many hours of daylight does Cascade have in September?

The average day length in September is 12h and 29min.

When are sunrise and sunset in September in Cascade?

In September, on the first day of the month, sunrise is at 6:16 am and sunset at 7:27 pm. On the last day of the month, in Cascade, Wisconsin, sunrise is at 6:49 am and sunset at 6:34 pm CDT.

How many hours of sunshine does Cascade have in September?

In September, the average sunshine duration is 8.9h.

How high is the UV index in September in Cascade?

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

Average temperature in September - Cascade, WI
  • Average high temperature in September: 69.3°F

The warmest month (with the highest average high temperature) is July (77.2°F).
The month with the lowest average high temperature is January (23.9°F).

  • Average low temperature in September: 54.3°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (13.8°F).

Average pressure in September
Cascade, WI

Average pressure in September - Cascade, WI
  • Average pressure in September: 30.03"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).

Average wind speed in September
Cascade, WI

Average wind speed in September - Cascade, WI
  • Average wind speed in September: 8.3mph

The windiest month (with the highest average wind speed) is January (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.3mph).

Average humidity in September
Cascade, WI

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

The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is April (77%).

Average rainfall in September
Cascade, WI

Average rainfall in September - Cascade, WI
  • Average rainfall in September: 2.36"

The wettest month (with the highest rainfall) is May (3.58").
The driest month (with the least rainfall) is February (1.3").

Average rainfall days in September
Cascade, WI

Average rainfall days in September - Cascade, WI
  • Average rainfall days in September: 13.7 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (3.8 days).

Average snowfall in September
Cascade, WI

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

The month with the highest snowfall is January (4.49").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Cascade, WI

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

The month with the highest number of snowfall days is January (13.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in September: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).

Average sunshine days in September
Cascade, WI

Average sunshine days in September - Cascade, WI
  • Average sunshine days in September: 14.4 days

The month with the most sunshine days is December (15.8 days).
The month with the least sunshine days is July (10.1 days).

Average UV index in September
Cascade, WI

Average UV index in September - Cascade, 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 and December (UV index 1).

Average cloud cover in September
Cascade, WI

Average cloud cover in September - Cascade, WI
  • Average cloud cover in September: 31

The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are July and August (Cloud cover 30).

Average visibility in September
Cascade, WI

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

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

Cascade, Wisconsin, USA

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