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Weather in Bay County for September 2025

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

    Temperatures

  • In general, the average temperature in Bay County at the beginning of September is 29.7 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 28.6 °F by the end of September.

  • Rain 🌧️

  • Bay County in September brings notable rainfall, with an average of 20 rainy days and a total precipitation of 491.4 mm.

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Average dry days
10
Dry days
Average rainy days
20
Rainy days
Average snowy days
0
Snow days
Average temperatures
29°/24°
Temperatures
Average wind speed
17 km/h
Avg max wind
Average humidity
78 %
Avg humidity

Bay County in September average weather

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Temperatures trend during September in Bay County

See the weather trend as well as the moving average line

September weather day by day

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Date Weather Temperatures Rain UV More
Sept. 1 Light drizzle
Light drizzle
32° /25° 0.8 mm 7
Sept. 2 Light rain shower
Light rain shower
33° /24° 2.5 mm 7
Sept. 3 Light rain
Light rain
33° /25° 5 mm 7
Sept. 4 Light rain shower
Light rain shower
32° /24° 0.5 mm 7
Sept. 5 Light rain shower
Light rain shower
28° /23° 11.8 mm 6
Sept. 6 Moderate or heavy rain shower
Moderate or heavy rain shower
26° /23° 41.2 mm 6
Sept. 7 Light rain shower
Light rain shower
24° /21° 13.2 mm 5
Sept. 8 Light drizzle
Light drizzle
25° /22° 1.5 mm 6
Sept. 9 Moderate or heavy rain shower
Moderate or heavy rain shower
28° /22° 17 mm 6
Sept. 10 Light drizzle
Light drizzle
27° /23° 1.1 mm 6
Sept. 11 Moderate or heavy rain shower
Moderate or heavy rain shower
24° /23° 27.7 mm 5
Sept. 12 Moderate or heavy rain shower
Moderate or heavy rain shower
28° /22° 32.3 mm 6
Sept. 13 Light rain shower
Light rain shower
30° /24° 19.4 mm 7
Sept. 14 Partly cloudy
Partly cloudy
31° /24° 0.3 mm 8
Sept. 15 Light rain shower
Light rain shower
28° /23° 15.4 mm 6
Sept. 16 Light rain shower
Light rain shower
28° /22° 11.2 mm 6
Sept. 17 Moderate rain at times
Moderate rain at times
30° /23° 6.5 mm 7
Sept. 18 Moderate or heavy rain shower
Moderate or heavy rain shower
29° /26° 25.3 mm 6
Sept. 19 Mist
Mist
32° /23° 0 mm 7
Sept. 20 Mist
Mist
32° /25° 0 mm 7
Sept. 21 Partly cloudy
Partly cloudy
32° /25° 0 mm 8
Sept. 22 Overcast
Overcast
31° /25° 0 mm 7
Sept. 23 Cloudy
Cloudy
32° /25° 0 mm 7
Sept. 24 Partly cloudy
Partly cloudy
34° /25° 0 mm 8
Sept. 25 Moderate or heavy rain shower
Moderate or heavy rain shower
29° /26° 33.8 mm 6
Sept. 26 Moderate or heavy rain shower
Moderate or heavy rain shower
25° /23° 125.7 mm 6
Sept. 27 Overcast
Overcast
27° /23° 99.3 mm 6
Sept. 28 Partly cloudy
Partly cloudy
28° /25° 0 mm 7
Sept. 29 Overcast
Overcast
28° /25° 0 mm 6
Sept. 30 Overcast
Overcast
29° /26° 0 mm 6
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Important Notice
Our weather forecast for Bay 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 Bay County forecast closer to your planned date for the most up-to-date weather information.

Bay County in September - FAQ

What are the expected maximum and minimum temperatures in Bay County during September?
During September, expect a variety of temperatures with highs around 29° and lows near 24°, suitable for diverse activities and preferences.
How much rainfall should be expected in Bay County during September?
Significant rainfall exceeding 491.4 mm is expected in Bay County during September, occurring over more than 20 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Bay County during September?
The average wind speed in Bay County during September is 17 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Bay County

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

UV exposure in Bay 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 Bay County?

Get accurate weather forecasts for Bay County, located at latitude 30.177 and longitude -85.805. Stay updated with localized weather information tailored for Bay County.

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