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Weather in Raleigh for September 2025

Your guide to Raleigh weather in September - trends and predictions
  • In general, the average temperature in Raleigh at the beginning of September is 29.6 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 25.4 °F by the end of September.

  • The climate of Raleigh in September is notably wet, with an average of 11 rainy days.

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Average dry days
19
Dry days
Average rainy days
11
Rainy days
Average snowy days
0
Snow days
Average temperatures
28°/18°
Temperatures
Average wind speed
17 km/h
Avg max wind
Average humidity
68 %
Avg humidity

Raleigh in September average weather

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Temperatures trend during September in Raleigh

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 Partly cloudy
Partly cloudy
30° /18° 5.4 mm 7
Sept. 2 Sunny
Sunny
27° /17° 1 mm 7
Sept. 3 Sunny
Sunny
28° /17° 0 mm 7
Sept. 4 Sunny
Sunny
30° /18° 0.2 mm 7
Sept. 5 Thundery outbreaks possible
Thundery outbreaks possible
31° /19° 0 mm 7
Sept. 6 Thundery outbreaks possible
Thundery outbreaks possible
31° /20° 0.2 mm 7
Sept. 7 Thundery outbreaks possible
Thundery outbreaks possible
30° /20° 0.4 mm 7
Sept. 8 Thundery outbreaks possible
Thundery outbreaks possible
29° /17° 1.5 mm 7
Sept. 9 Light rain shower
Light rain shower
27° /17° 2.6 mm 7
Sept. 10 Moderate or heavy rain shower
Moderate or heavy rain shower
28° /17° 4.2 mm 7
Sept. 11 Overcast
Overcast
29° /19° 1.4 mm 7
Sept. 12 Light rain shower
Light rain shower
29° /18° 1.5 mm 7
Sept. 13 Mist
Mist
28° /19° 2.2 mm 6
Sept. 14 Cloudy
Cloudy
27° /18° 1 mm 6
Sept. 15 Sunny
Sunny
27° /16° 1.6 mm 7
Sept. 16 Partly cloudy
Partly cloudy
25° /16° 24.8 mm 6
Sept. 17 Light rain shower
Light rain shower
25° /18° 53.7 mm 6
Sept. 18 Mist
Mist
27° /19° 9.9 mm 6
Sept. 19 Partly cloudy
Partly cloudy
26° /18° 5.8 mm 6
Sept. 20 Partly cloudy
Partly cloudy
29° /18° 0 mm 7
Sept. 21 Cloudy
Cloudy
28° /18° 0 mm 6
Sept. 22 Overcast
Overcast
26° /18° 3.3 mm 6
Sept. 23 Moderate or heavy rain shower
Moderate or heavy rain shower
22° /15° 27.8 mm 5
Sept. 24 Mist
Mist
25° /18° 6.5 mm 6
Sept. 25 Patchy rain possible
Patchy rain possible
27° /20° 0 mm 6
Sept. 26 Overcast
Overcast
24° /19° 0 mm 6
Sept. 27 Overcast
Overcast
24° /18° 13.3 mm 6
Sept. 28 Overcast
Overcast
25° /18° 0 mm 6
Sept. 29 Mist
Mist
26° /17° 4.2 mm 6
Sept. 30 Patchy rain possible
Patchy rain possible
27° /18° 0.8 mm 6
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Important Notice
Our weather forecast for Raleigh 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 Raleigh forecast closer to your planned date for the most up-to-date weather information.

Raleigh in September - FAQ

What are the expected maximum and minimum temperatures in Raleigh during September?
During September, expect a variety of temperatures with highs around 28° and lows near 18°, suitable for diverse activities and preferences.
How much rainfall should be expected in Raleigh during September?
Moderate rainfall is anticipated in Raleigh during September, with a total of 95.4 mm spread over approximately 11 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Raleigh during September?
The average wind speed in Raleigh during September is 17 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Raleigh

Explore the daily rainfall trends and prepare for Raleighs September weather 💧

UV exposure in Raleigh during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️

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Location coordinates Where is Raleigh?

Get accurate weather forecasts for Raleigh, located at latitude 35.772 and longitude -78.639. Stay updated with localized weather information tailored for Raleigh.

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