Pittsburgh
September
Weather in Pittsburgh for September 2024
Your guide to Pittsburgh weather in September - trends and predictions
Until now, September 2024 in Pittsburgh is slightly cooler than the historical average by -1.9 °F.
The forecast for the next days in Pittsburgh predicts temperatures to be around 27 °F, close to the historical average.
In general, the average temperature in Pittsburgh at the beginning of September is 28.7 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 27.4 °F by the end of September.
Pittsburgh sees moderate rainfall in September, averaging 9 rainy days.
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21
Dry days
9
Rainy days
0
Snow days
25°/13°
Temperatures
11 km/h
Avg max wind
70 %
Avg humidity
Pittsburgh in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  28° | ||||||
| 2  26° | 3  29° | 4  30° | 5  31° | 6 32° | 7  25° | 8 24° |
| 9 26° | 10 28° | 11 29° | 12 28° | 13 25° | 14 25° | 15 23° |
| 16 25° | 17 22° | 18  26° | 19 26° | 20 28° | 21 27° | 22 25° |
| 23 25° | 24 21° | 25 25° | 26 30° | 27 31° | 28 30° | 29 31° |
| 30 24° |
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Temperatures trend during September in Pittsburgh
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 | Sunny | 28° /14° | 0 mm | 7 | |
| Sept. 2 | Mist | 26° /11° | 0 mm | 7 | |
| Sept. 3 | Overcast | 29° /13° | 0 mm | 7 | |
| Sept. 4 | Thundery outbreaks possible | 30° /15° | 0 mm | 7 | |
| Sept. 5 | Partly cloudy | 31° /16° | 0 mm | 8 | |
| Sept. 6 | Thundery outbreaks possible | 32° /16° | 0.2 mm | 8 | |
| Sept. 7 | Light rain shower | 25° /14° | 6 mm | 6 | |
| Sept. 8 | Overcast | 24° /11° | 0 mm | 6 | |
| Sept. 9 | Mist | 26° /12° | 1.2 mm | 6 | |
| Sept. 10 | Light rain shower | 28° /13° | 7.9 mm | 7 | |
| Sept. 11 | Mist | 29° /14° | 0 mm | 7 | |
| Sept. 12 | Mist | 28° /15° | 0 mm | 7 | |
| Sept. 13 | Fog | 25° /13° | 2.8 mm | 6 | |
| Sept. 14 | Mist | 25° /12° | 0 mm | 6 | |
| Sept. 15 | Sunny | 23° /8° | 0 mm | 6 | |
| Sept. 16 | Partly cloudy | 25° /16° | 0 mm | 6 | |
| Sept. 17 | Patchy rain possible | 22° /17° | 0.3 mm | 2 | |
| Sept. 18 | Cloudy | 26° /19° | 0 mm | 6 | |
| Sept. 19 | Patchy rain possible | 26° /16° | 0.3 mm | 5 | |
| Sept. 20 | Sunny | 28° /15° | 0 mm | 1 | |
| Sept. 21 | Sunny | 27° /17° | 0 mm | 6 | |
| Sept. 22 | Sunny | 25° /13° | 0 mm | 5 | |
| Sept. 23 | Sunny | 25° /13° | 0 mm | 5 | |
| Sept. 24 | Patchy rain possible | 21° /16° | 4.4 mm | 4 | |
| Sept. 25 | Patchy rain possible | 25° /17° | 0.3 mm | 5 | |
| Sept. 26 | Sunny | 30° /15° | 0 mm | 6 | |
| Sept. 27 | Sunny | 31° /19° | 0 mm | 6 | |
| Sept. 28 | Partly cloudy | 30° /20° | 0 mm | 6 | |
| Sept. 29 | Sunny | 31° /20° | 0 mm | 6 | |
| Sept. 30 | Mist | 24° /13° | 0 mm | 5 | |
| Next | |||||
Important Notice
Our weather forecast for Pittsburgh 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 Pittsburgh forecast closer to your planned date for the most up-to-date weather information.
Pittsburgh in September - FAQ
What are the expected maximum and minimum temperatures in Pittsburgh 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 Pittsburgh during September?
In September, Pittsburgh can expect light to moderate rainfall, totaling 38.5 mm across approximately 9 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Pittsburgh during September?
The average wind speed in Pittsburgh during September is 11 km/h, suggesting breezy to windy conditions, depending on your activities.
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