September weather forecast
Blanchardville, WI

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Weather in September

The first month of the autumn, September, is also an agreeable month in Blanchardville, Wisconsin, with an average temperature varying between 71.2°F (21.8°C) and 52.3°F (11.3°C).

Temperature

Blanchardville records a mild change in average high-temperature during September, easing from a warm 77.5°F (25.3°C) in August to an agreeable 71.2°F (21.8°C). Blanchardville anticipates an average minimum temperature of 52.3°F (11.3°C) in the month of September.

Humidity

In September, the average relative humidity is 81%.

Rainfall

In Blanchardville, in September, during 9.9 rainfall days, 1.34" (34mm) of precipitation is typically accumulated. Throughout the year, there are 124.7 rainfall days, and 15.16" (385mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in September in Blanchardville is 12h and 29min.
On the first day of the month, sunrise is at 6:24 am and sunset at 7:33 pm. On the last day of September, in Blanchardville, sunrise is at 6:56 am and sunset at 6:41 pm CDT.

Sunshine

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

UV index

The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The UV index of 4 during September leads to these advisories:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Updated: Jul 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Blanchardville in September?

The high-temperature, in September, in Blanchardville, is 71.2°F (21.8°C), while the low-temperature averages to 52.3°F (11.3°C).

What is the average humidity in September?

In September, the average relative humidity in Blanchardville is 81%.

How many days does it rain in September?

In September, the rain falls for 9.9 days. Throughout September, 1.34" (34mm) of precipitation is accumulated.

When it does not snow?

June through September are months without snowfall.

Does it snow in September?

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

How many hours of daylight does Blanchardville have in September?

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

When are sunrise and sunset in September?

On the first day of September, sunrise is at 6:24 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 6:41 pm CDT.

How long on average sun shines in September?

In Blanchardville, the average sunshine duration in September is 8.7h.

What is the UV index intensity in September?

In Blanchardville, Wisconsin, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents 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
Blanchardville, WI

Average temperature in September - Blanchardville, WI
  • Average high temperature in September: 71.2°F

The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (24.4°F).

  • Average low temperature in September: 52.3°F

The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).

Average pressure in September
Blanchardville, WI

Average pressure in September - Blanchardville, WI
  • Average pressure in September: 30.03"Hg

The months with the highest atmospheric pressure are January and February (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in September
Blanchardville, WI

Average wind speed in September - Blanchardville, WI
  • Average wind speed in September: 7.5mph

The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

Average humidity in September
Blanchardville, WI

Average humidity in September - Blanchardville, WI
  • Average humidity in September: 81%

The month with the highest relative humidity is January (89%).
The months with the lowest relative humidity are April and October (77%).

Average rainfall in September
Blanchardville, WI

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

The wettest month (with the highest rainfall) is June (2.32").
The driest month (with the least rainfall) is January (0.55").

Average rainfall days in September
Blanchardville, WI

Average rainfall days in September - Blanchardville, WI
  • Average rainfall days in September: 9.9 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is February (3.5 days).

Average snowfall in September
Blanchardville, WI

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

The months with the highest snowfall are January and February (2.52").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Blanchardville, WI

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

The month with the highest number of snowfall days is January (13 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).

Average sunshine days in September
Blanchardville, WI

Average sunshine days in September - Blanchardville, WI
  • Average sunshine days in September: 17.1 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is June (10.3 days).

Average UV index in September
Blanchardville, WI

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

The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).

Average cloud cover in September
Blanchardville, WI

Average cloud cover in September - Blanchardville, WI
  • Average cloud cover in September: 34

The month with the most cloud cover is January (Cloud cover 65).
The months with the least cloud cover are August and September (Cloud cover 34).

Average visibility in September
Blanchardville, WI

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

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

Blanchardville, Wisconsin, USA

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