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
September signifies a minor drop in average high-temperature, transitioning from a warm 78.1°F (25.6°C) in August to an agreeable 72.3°F (22.4°C). In September, the average low-temperature is a mild 56.8°F (13.8°C).Humidity
In September, the average relative humidity is 78%.Rainfall
In Eau Claire, during September, the rain falls for 12.5 days and regularly aggregates up to 1.85" (47mm) of precipitation. In Eau Claire, during the entire year, the rain falls for 143.9 days and collects up to 22.99" (584mm) of precipitation.Snowfall
In Eau Claire, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 28min.On the first day of September, sunrise is at 7:11 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 7:41 am and sunset at 7:27 pm EDT.
Sunshine
In September, the average sunshine in Eau Claire is 8.2h.UV index
The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for average individuals.Note: In September, the maximum UV index of 4 suggests these recommendations:
Put precautions into practice - Protective measures against sun-induced damage are advised. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Frequently asked questions
What are the temperatures in Eau Claire in September?
What is the average humidity in September in Eau Claire?
How many days does it rain in September in Eau Claire?
When it does not snow in Eau Claire?
Does it snow in Eau Claire in September?
How many hours of daylight does Eau Claire have in September?
What time are sunrise and sunset in September in Eau Claire?
How long on average sun shines in September in Eau Claire?
What is the UV index intensity in September in Eau Claire?
Average temperature in September
Eau Claire, MI
- Average high temperature in September: 72.3°F
The warmest month (with the highest average high temperature) is July (78.8°F).
The month with the lowest average high temperature is January (29.8°F).
- Average low temperature in September: 56.8°F
The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).
Average pressure in September
Eau Claire, MI
- Average pressure in September: 30.03"Hg
The months with the highest atmospheric pressure are January, March, November and December (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Eau Claire, MI
- Average wind speed in September: 8mph
The windiest month (with the highest average wind speed) is January (11.6mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).
Average humidity in September
Eau Claire, MI
- Average humidity in September: 78%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (75%).
Average rainfall in September
Eau Claire, MI
- Average rainfall in September: 1.85"
The wettest month (with the highest rainfall) is June (3.19").
The driest month (with the least rainfall) is February (1.1").
Average rainfall days in September
Eau Claire, MI
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is May (16.6 days).
The month with the least rainy days is February (5.6 days).
Average snowfall in September
Eau Claire, MI
- Average snowfall in September: 0"
The month with the highest snowfall is January (3.54").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Eau Claire, MI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (15.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Eau Claire, MI
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 8h and 1min
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
Eau Claire, MI
- Average sunshine days in September: 14.2 days
The month with the most sunshine days is March (14.8 days).
The month with the least sunshine days is January (9.4 days).
Average UV index in September
Eau Claire, MI
- Average UV index in September: 4
The months with the highest UV index are June and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Eau Claire, MI
- Average cloud cover in September: 32
The month with the most cloud cover is January (Cloud cover 73).
The months with the least cloud cover are July and August (Cloud cover 29).
Average visibility in September
Eau Claire, 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).
Eau Claire, Michigan, USA
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