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 move into September indicates a slight reduction in the average high-temperature, down from August's moderately hot 77.2°F (25.1°C) to an agreeable 70.9°F (21.6°C). During the nights in September, Zilwaukee experiences a consistent average temperature of 52.9°F (11.6°C).Humidity
In September, the average relative humidity is 79%.Rainfall
In September, in Zilwaukee, the rain falls for 8.6 days. Throughout September, 0.63" (16mm) of precipitation is accumulated. In Zilwaukee, during the entire year, the rain falls for 106.2 days and collects up to 9.96" (253mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
The average length of the day in September in Zilwaukee is 12h and 29min.On the first day of the month, sunrise is at 7:00 am and sunset at 8:10 pm. On the last day of September, in Zilwaukee, sunrise is at 7:32 am and sunset at 7:17 pm EDT.
Sunshine
In September, the average sunshine is 7.9h.UV index
The average daily maximum UV index in September in Zilwaukee is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: The maximum daily UV index of 3 in September converts into the following recommendations:
Make use of precautions - Suggestions to resist sunburn are communicated. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Frequently asked questions
What are September temperatures in Zilwaukee?
What is the average humidity in September in Zilwaukee?
How much does it rain in Zilwaukee in September?
When it does not snow in Zilwaukee?
What is the average length of the day in September in Zilwaukee?
When is the sunrise / sunset in September in Zilwaukee?
How many hours of sunshine does Zilwaukee have in September?
How high is the UV index in September in Zilwaukee?
Average temperature in September
Zilwaukee, MI
- Average high temperature in September: 70.9°F
The warmest month (with the highest average high temperature) is July (78.6°F).
The month with the lowest average high temperature is January (27°F).
- Average low temperature in September: 52.9°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 (16.3°F).
Average pressure in September
Zilwaukee, MI
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in September
Zilwaukee, MI
- Average wind speed in September: 7.4mph
The windiest month (with the highest average wind speed) is February (10mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).
Average humidity in September
Zilwaukee, MI
- Average humidity in September: 79%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is April (75%).
Average rainfall in September
Zilwaukee, MI
- Average rainfall in September: 0.63"
The wettest month (with the highest rainfall) is May (1.38").
The driest months (with the least rainfall) are February and November (0.47").
Average rainfall days in September
Zilwaukee, MI
- Average rainfall days in September: 8.6 days
The month with the highest number of rainy days is May (13.8 days).
The month with the least rainy days is February (3.8 days).
Average snowfall in September
Zilwaukee, MI
- Average snowfall in September: 0"
The month with the highest snowfall is January (1.77").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Zilwaukee, MI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Zilwaukee, MI
- 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: 7h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in September
Zilwaukee, MI
- Average sunshine days in September: 19.1 days
The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is May (14.1 days).
Average UV index in September
Zilwaukee, MI
- Average UV index in September: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in September
Zilwaukee, MI
- Average cloud cover in September: 36
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in September
Zilwaukee, MI
- Average visibility in September: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Zilwaukee, Michigan, USA
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