September weather forecast
Packwaukee, WI

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Weather in September

The first month of the autumn, September, is also an agreeable month in Packwaukee, Wisconsin, with an average temperature ranging between min 51.8°F (11°C) and max 70.7°F (21.5°C).

Temperature

In the transition to September, Packwaukee observes a minor drop in the average high-temperature, shifting from a warm 77.4°F (25.2°C) in August to an agreeable 70.7°F (21.5°C). In Packwaukee, September's nights observe an average temperature dip to a fresh 51.8°F (11°C).

Humidity

The average relative humidity in September is 80%.

Rainfall

In Packwaukee, Wisconsin, during September, the rain falls for 13.2 days and regularly aggregates up to 2.44" (62mm) of precipitation. Throughout the year, there are 146.3 rainfall days, and 29.45" (748mm) of precipitation is accumulated.

Snowfall

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

Daylight

The average length of the day in September in Packwaukee is 12h and 29min.
On the first day of the month, sunrise is at 6:22 am and sunset at 7:32 pm. On the last day of September, in Packwaukee, sunrise is at 6:55 am and sunset at 6:40 pm CDT.

Sunshine

In September, the average sunshine is 8.8h.

UV index

The average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the average person.
Note: In September, the UV index of 3 transforms into the following advice:
Put precautions into practice - Guidance to elude sunburn is provided. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
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Frequently asked questions

What is the average September temperature in Packwaukee?

Packwaukee in September has an average high-temperature of 70.7°F (21.5°C) and an average low-temperature of 51.8°F (11°C).

What is the average humidity in September in Packwaukee?

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

How many days does it rain in September in Packwaukee?

In Packwaukee, in September, during 13.2 rainfall days, 2.44" (62mm) of precipitation is typically accumulated.

When it does not snow in Packwaukee?

In Packwaukee, Wisconsin, snow does not fall in June through September.

Does it snow in Packwaukee in September?

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

How many hours of daylight does Packwaukee have in September?

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

When is the sunrise / sunset in September in Packwaukee?

In September, on the first day of the month, sunrise is at 6:22 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 6:40 pm CDT.

How long on average sun shines in September in Packwaukee?

In September, the average sunshine duration in Packwaukee, Wisconsin, is 8.8h.

What is the UV index intensity in September in Packwaukee?

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

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

The warmest month (with the highest average high temperature) is July (78.3°F).
The month with the lowest average high temperature is January (22.3°F).

  • Average low temperature in September: 51.8°F

The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (10.4°F).

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Average pressure in September
Packwaukee, WI

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

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

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Average wind speed in September
Packwaukee, WI

Average wind speed in September - Packwaukee, WI
  • Average wind speed in September: 7.6mph

The windiest month (with the highest average wind speed) is April (10mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).

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Average humidity in September
Packwaukee, WI

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

The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is April (75%).

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Average rainfall in September
Packwaukee, WI

Average rainfall in September - Packwaukee, WI
  • Average rainfall in September: 2.44"

The wettest month (with the highest rainfall) is June (3.94").
The driest month (with the least rainfall) is January (1.22").

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Average rainfall days in September
Packwaukee, WI

Average rainfall days in September - Packwaukee, WI
  • Average rainfall days in September: 13.2 days

The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is February (4.1 days).

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Average snowfall in September
Packwaukee, WI

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

The month with the highest snowfall is February (6.42").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Packwaukee, WI

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

The month with the highest number of snowfall days is January (15 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
Packwaukee, WI

Average daylight in September / Average sunshine in September - Packwaukee, 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: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).

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Average sunshine days in September
Packwaukee, WI

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

The month with the most sunshine days is October (15.3 days).
The month with the least sunshine days is June (8.6 days).

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Average UV index in September
Packwaukee, WI

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

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Average cloud cover in September
Packwaukee, WI

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

The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in September
Packwaukee, WI

Average visibility in September - Packwaukee, 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).

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Packwaukee, Wisconsin, USA

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