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United States weather

Weather in Oklahoma County, Oklahoma for September 2025

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

    Temperatures

  • Until now, September 2025 in Oklahoma County is cooler than usual, with temperatures averaging 29.9 °F, this is -2.7 °F below the typical seasonal average.

  • The forecast for the next days in Oklahoma County predicts temperatures to be around 33 °F, close to the historical average.

  • In general, the average temperature in Oklahoma County at the beginning of September is 32.9 °F. As the month progressed, temperatures tended to remain steady, reaching an average of 32.9 °F by the end of September.

    • Rain 🌧️

  • The climate of Oklahoma County in September is notably wet, with an average of 11 rainy days, and a total of 58.5 mm of precipitation.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
19
Dry days
Average rainy days
11
Rainy days
Average snowy days
0
Snow days
Average temperatures
33°/19°
Temperatures
Average wind speed
22 km/h
Avg max wind
Average humidity
53 %
Avg humidity

Oklahoma County Weather September

Move between months or click on a day
August
October
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Sunny
34°
2
Sunny
33°
3
Sunny
32°
4
Partly cloudy
33°
5
Partly cloudy
32°
6
Sunny
33°
7
Partly cloudy
33°
8
Sunny
34°
9
Partly cloudy
32°
10
Overcast
33°
11
Light rain shower
33°
12
Sunny
32°
13
Mist
32°
14
Overcast
30°
15
Overcast
30°
16
Sunny
36°
17
Sunny
36°
18
Thundery outbreaks possible
34°
19
Moderate rain
31°
20
Sunny
35°
21
Moderate rain
34°
22
Patchy rain possible
28°
23
Overcast
25°
24
Sunny
30°
25
Sunny
32°
26
Sunny
32°
27
Sunny
33°
28
Sunny
34°
29
Patchy rain possible
35°
30
Partly cloudy
34°

Temperatures trend during September in Oklahoma County

See the weather trend as well as the moving average line

September weather in Oklahoma County day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
Sept. 1 Sunny
Sunny
 34° /19° 2.2 mm 8
Sept. 2 Sunny
Sunny
 33° /18° 6.6 mm 8
Sept. 3 Sunny
Sunny
 32° /18° 1.4 mm 7
Sept. 4 Partly cloudy
Partly cloudy
 33° /19° 0.9 mm 8
Sept. 5 Partly cloudy
Partly cloudy
 32° /20° 0.3 mm 7
Sept. 6 Sunny
Sunny
 33° /18° 0.9 mm 7
Sept. 7 Partly cloudy
Partly cloudy
 33° /17° 0 mm 8
Sept. 8 Sunny
Sunny
 34° /18° 0 mm 8
Sept. 9 Partly cloudy
Partly cloudy
 32° /17° 1.1 mm 8
Sept. 10 Overcast
Overcast
 33° /17° 0 mm 7
Sept. 11 Light rain shower
Light rain shower
 33° /17° 5.1 mm 8
Sept. 12 Sunny
Sunny
 32° /19° 1.8 mm 8
Sept. 13 Mist
Mist
 32° /18° 0 mm 8
Sept. 14 Overcast
Overcast
 30° /19° 2.2 mm 7
Sept. 15 Overcast
Overcast
 30° /19° 0.5 mm 7
Sept. 16 Sunny
Sunny
 36° /21° 0 mm 1.4
Sept. 17 Sunny
Sunny
 36° /21° 0 mm 1.7
Sept. 18 Thundery outbreaks possible
Thundery outbreaks possible
 34° /22° 0 mm 1.4
Sept. 19 Moderate rain
Moderate rain
 31° /19° 5.2 mm 1.7
Sept. 20 Sunny
Sunny
 35° /19° 0 mm 0
Sept. 21 Moderate rain
Moderate rain
 34° /21° 5.6 mm 6
Sept. 22 Patchy rain possible
Patchy rain possible
 28° /20° 0.4 mm 5
Sept. 23 Overcast
Overcast
 25° /16° 0 mm 5
Sept. 24 Sunny
Sunny
 30° /19° 0 mm 6
Sept. 25 Sunny
Sunny
 32° /19° 0 mm 6
Sept. 26 Sunny
Sunny
 32° /20° 0 mm 7
Sept. 27 Sunny
Sunny
 33° /21° 0 mm 7
Sept. 28 Sunny
Sunny
 34° /23° 0 mm 7
Sept. 29 Patchy rain possible
Patchy rain possible
 35° /18° 1.9 mm 6
Sept. 30 Partly cloudy
Partly cloudy
 34° /19° 0 mm 9
Next
Important Notice
Our weather forecast for Oklahoma 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 Oklahoma County forecast closer to your planned date for the most up-to-date weather information.
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Oklahoma County in September - FAQ

What are the expected maximum and minimum temperatures in Oklahoma County during September?
Expect warm days with temperatures around 33°, cooling to mild conditions of 19° after sunset. Perfect for those who enjoy warm weather.
How much rainfall should be expected in Oklahoma County during September?
Moderate rainfall is anticipated in Oklahoma County during September, with a total of 58.5 mm spread over approximately 11 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Oklahoma County during September?
The average wind speed in Oklahoma County during September is 22 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Oklahoma County

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

UV exposure in Oklahoma 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 Oklahoma County?

Get accurate weather forecasts for Oklahoma County, located at latitude 35.468 and longitude -97.516. Stay updated with localized weather information tailored for Oklahoma County.

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