Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
The transition to September results in a modest reduction in average high-temperature, moving from a warm 77.4°F (25.2°C) in August to a pleasant 70.7°F (21.5°C). September brings Packwaukee a consistent average low-temperature of 51.8°F (11°C).Humidity
In Packwaukee, the average relative humidity in September is 80%.Rainfall
In September, the rain falls for 13.2 days. Throughout September, 2.44" (62mm) of precipitation is accumulated. In Packwaukee, during the entire year, the rain falls for 146.3 days and collects up to 29.45" (748mm) of precipitation.Snowfall
In Packwaukee, Wisconsin, snow does not fall in June through September.Daylight
In Packwaukee, the average length of the day in September is 12h and 29min.On the first day of September, 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.
Sunshine
The average sunshine in September is 8.8h.UV index
The average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: In September, a daily maximum UV index of 3 leads to the following instructions:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Packwaukee in September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Packwaukee have in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Packwaukee have in September?
How high is the UV index in September?
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).
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).
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).
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%).
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").
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).
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").
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).
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).
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).
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).
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).
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).
Packwaukee, Wisconsin, USA
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