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 shift from August to September includes a minor decrease in the average high-temperature, lightly dropping from a warm 77°F (25°C) to a pleasant 70.9°F (21.6°C). In Clio, the nighttime temperature averages to a cool 52.9°F (11.6°C) during September.Humidity
In September, the average relative humidity is 80%.Rainfall
In Clio, Michigan, in September, it is raining for 12.7 days, with typically 1.34" (34mm) of accumulated precipitation. Throughout the year, in Clio, there are 139.7 rainfall days, and 20.04" (509mm) of precipitation is accumulated.Snowfall
In Clio, snow does not fall in May through September.Daylight
The average length of the day in September is 12h and 29min.On the first day of September, sunrise is at 7:00 am and sunset at 8:09 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 7:17 pm EDT.
Sunshine
In September, the average sunshine is 8h.UV index
In September, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the average person.Note: A daily maximum UV index of 3 in September translates into the following instructions:
Take precautions - Protection against sun damage is advised. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the average humidity in September in Clio?
How much does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Clio have in September?
What time are sunrise and sunset in September?
How long on average sun shines in September?
How high is the UV index in September?
Average temperature in September
Clio, 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 (60.4°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).
Average pressure in September
Clio, 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 (29.93"Hg).
Average wind speed in September
Clio, MI
- Average wind speed in September: 7.4mph
The windiest month (with the highest average wind speed) is February (10.2mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).
Average humidity in September
Clio, MI
- Average humidity in September: 80%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is April (77%).
Average rainfall in September
Clio, MI
- Average rainfall in September: 1.34"
The wettest month (with the highest rainfall) is May (2.48").
The driest month (with the least rainfall) is December (0.98").
Average rainfall days in September
Clio, MI
- Average rainfall days in September: 12.7 days
The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is February (3.8 days).
Average snowfall in September
Clio, MI
- Average snowfall in September: 0"
The month with the highest snowfall is February (4.09").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Clio, MI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (13.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Clio, MI
- 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 0min
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
Clio, MI
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (10.8 days).
Average UV index in September
Clio, MI
- Average UV index in September: 3
The month with the highest UV index is August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in September
Clio, MI
- Average cloud cover in September: 36
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in September
Clio, MI
- Average visibility in September: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Clio, Michigan, USA
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