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Weather in Calhoun County, Michigan for September 2025

Your guide to Calhoun County weather in September - trends and predictions

    Temperatures

  • The forecast for the first days of September 2025 in Calhoun County predicts a temperature of 24.3 °F, which is cooler than the historical average.

  • In general, the average temperature in Calhoun County at the beginning of September is 26.9 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 21.6 °F by the end of September.

  • Rain 🌧️

  • Calhoun County experiences moderate rainfall in September, with an average of 6 rainy days and a total precipitation of 54.4 mm.

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Average dry days
24
Dry days
Average rainy days
6
Rainy days
Average snowy days
0
Snow days
Average temperatures
25°/13°
Temperatures
Average wind speed
17 km/h
Avg max wind
Average humidity
67 %
Avg humidity

Calhoun County Weather September

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Temperatures trend during September in Calhoun County

See the weather trend as well as the moving average line

September weather in Calhoun County day by day

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Date Weather Temperatures Rain UV More
Sept. 1 Patchy rain possible
Patchy rain possible
26° /13° 2.6 mm 4
Sept. 2 Patchy rain possible
Patchy rain possible
26° /16° 1.8 mm 5
Sept. 3 Partly cloudy
Partly cloudy
28° /17° 0.1 mm 6
Sept. 4 Moderate rain
Moderate rain
25° /18° 6 mm 5
Sept. 5 Mist
Mist
28° /18° 0 mm 5
Sept. 6 Cloudy
Cloudy
26° /16° 0 mm 5
Sept. 7 Patchy rain possible
Patchy rain possible
29° /14° 0.4 mm 5
Sept. 8 Sunny
Sunny
21° /5° 0 mm 6
Sept. 9 Sunny
Sunny
25° /11° 0 mm 7
Sept. 10 Sunny
Sunny
28° /12° 0 mm 7
Sept. 11 Sunny
Sunny
30° /14° 0 mm 8
Sept. 12 Sunny
Sunny
30° /15° 0 mm 8
Sept. 13 Partly cloudy
Partly cloudy
29° /17° 0 mm 7
Sept. 14 Sunny
Sunny
30° /15° 0 mm 8
Sept. 15 Sunny
Sunny
31° /16° 0 mm 8
Sept. 16 Sunny
Sunny
29° /14° 0 mm 7
Sept. 17 Sunny
Sunny
27° /12° 0 mm 7
Sept. 18 Overcast
Overcast
26° /13° 0 mm 6
Sept. 19 Overcast
Overcast
27° /13° 0 mm 6
Sept. 20 Moderate or heavy rain shower
Moderate or heavy rain shower
27° /16° 4.2 mm 6
Sept. 21 Overcast
Overcast
28° /13° 0 mm 6
Sept. 22 Moderate or heavy rain shower
Moderate or heavy rain shower
24° /16° 10.1 mm 5
Sept. 23 Overcast
Overcast
23° /13° 0 mm 5
Sept. 24 Moderate or heavy rain shower
Moderate or heavy rain shower
20° /12° 25.4 mm 5
Sept. 25 Overcast
Overcast
24° /14° 0 mm 5
Sept. 26 Overcast
Overcast
23° /11° 0 mm 5
Sept. 27 Partly cloudy
Partly cloudy
22° /12° 0 mm 6
Sept. 28 Moderate or heavy rain shower
Moderate or heavy rain shower
21° /16° 6.4 mm 5
Sept. 29 Overcast
Overcast
22° /16° 0 mm 5
Sept. 30 Fog
Fog
19° /15° 0 mm 4
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Important Notice
Our weather forecast for Calhoun County in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Calhoun County forecast closer to your planned date for the most up-to-date weather information.

Calhoun County in September - FAQ

What are the expected maximum and minimum temperatures in Calhoun County during September?
Enjoy moderate daytime temperatures of up to 25° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Calhoun County during September?
Moderate rainfall is anticipated in Calhoun County during September, with a total of 54.4 mm spread over approximately 6 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Calhoun County during September?
The average wind speed in Calhoun County during September is 17 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Calhoun County

Explore the daily rainfall trends and prepare for Calhoun Countys September weather 💧

UV exposure in Calhoun County during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Location coordinates Where is Calhoun County?

Get accurate weather forecasts for Calhoun County, located at latitude 42.317 and longitude -85.178. Stay updated with localized weather information tailored for Calhoun County.

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