September weather forecast
Cochrane, WI

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Weather in September

The first month of the autumn, September, is also an agreeable month in Cochrane, Wisconsin, with an average temperature fluctuating between 51.3°F (10.7°C) and 70.7°F (21.5°C).

Temperature

The advent of September brings a slight shift in average high-temperature, moving from a moderately hot 77°F (25°C) in August to an agreeable 70.7°F (21.5°C). Throughout September nights, Cochrane experiences a consistent temperature average of 51.3°F (10.7°C).

Humidity

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

Rainfall

In Cochrane, in September, during 12.8 rainfall days, 2.09" (53mm) of precipitation is typically accumulated. In Cochrane, during the entire year, the rain falls for 132.9 days and collects up to 24.88" (632mm) of precipitation.

Snowfall

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

Daylight

In Cochrane, the average length of the day in September is 12h and 30min.
On the first day of September, sunrise is at 6:31 am and sunset at 7:42 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 6:49 pm CDT.

Sunshine

In Cochrane, the average sunshine in September is 8.6h.

UV index

In Cochrane, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the average person.
Note: A maximum high UV index of 4 in September translates into the following recommendations:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Updated: Jul 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are September temperatures?

Cochrane in September has an average high-temperature of 70.7°F (21.5°C) and an average low-temperature of 51.3°F (10.7°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 Cochrane, during September, the rain falls for 12.8 days and regularly aggregates up to 2.09" (53mm) of precipitation.

When it does not snow?

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

Does it snow in September?

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

What is the average length of the day in September?

In Cochrane, the average day length in September is 12h and 30min.

When is the sunrise / sunset in September?

On the first day of September, sunrise is at 6:31 am and sunset at 7:42 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 6:49 pm CDT.

How many hours of sunshine does Cochrane have in September?

In Cochrane, the average sunshine duration in September is 8.6h.

How high is the UV index in September?

In Cochrane, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's 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
Cochrane, WI

Average temperature in September - Cochrane, WI
  • Average high temperature in September: 70.7°F

The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (20.8°F).

  • Average low temperature in September: 51.3°F

The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (7.9°F).

Average pressure in September
Cochrane, WI

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

The months with the highest atmospheric pressure are January and February (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in September
Cochrane, WI

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

The windiest month (with the highest average wind speed) is April (9.5mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).

Average humidity in September
Cochrane, WI

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

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is October (76%).

Average rainfall in September
Cochrane, WI

Average rainfall in September - Cochrane, WI
  • Average rainfall in September: 2.09"

The wettest month (with the highest rainfall) is June (4.49").
The driest month (with the least rainfall) is January (0.67").

Average rainfall days in September
Cochrane, WI

Average rainfall days in September - Cochrane, WI
  • Average rainfall days in September: 12.8 days

The month with the highest number of rainy days is June (18.7 days).
The month with the least rainy days is February (2.3 days).

Average snowfall in September
Cochrane, WI

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

The month with the highest snowfall is February (5.55").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Cochrane, WI

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

The months with the highest number of snowfall days are January and February (11.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Cochrane, 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: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).

Average sunshine days in September
Cochrane, WI

Average sunshine days in September - Cochrane, WI
  • Average sunshine days in September: 15 days

The month with the most sunshine days is December (18.4 days).
The month with the least sunshine days is June (9.4 days).

Average UV index in September
Cochrane, WI

Average UV index in September - Cochrane, WI
  • Average UV index in September: 4

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
Cochrane, WI

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

The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in September
Cochrane, WI

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

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

Cochrane, Wisconsin, USA

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