Pasadena (TX)
September
Weather in Pasadena, Texas for September 2026
Your guide to Pasadena weather in September - trends and predictions
Until now, September 2026 in Pasadena is slightly cooler than the historical average by 0.6 °F.
The forecast for the upcoming days in Pasadena predicts a temperature of 34.9 °F, which is slightly above the historical average.
In general, the average temperature in Pasadena at the beginning of September is 33.4 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 34 °F by the end of September.
The climate of Pasadena in September is notably wet, with an average of 12 rainy days, and a total of 65.2 mm of precipitation.
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Temperatures
Rain 🌧️
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18
Dry days
12
Rainy days
0
Snow days
34°/24°
Temperatures
17 km/h
Avg max wind
65 %
Avg humidity
Pasadena Weather September
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Temperatures trend during September in Pasadena
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September weather in Pasadena day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Light rain shower | 32° /25° | 28.6 mm | 6 | |
| Sept. 2 | Patchy rain possible | 35° /25° | 7.7 mm | 6 | |
| Sept. 3 |  Partly cloudy | 35° /24° | 54.3 mm | 7 | |
| Sept. 4 | Light rain shower | 33° /25° | 4.3 mm | 6 | |
| Sept. 5 |  Mist | 32° /25° | 32.2 mm | 6 | |
| Sept. 6 | Partly cloudy | 33° /25° | 80.8 mm | 7 | |
| Sept. 7 |  Sunny | 34° /24° | 0 mm | 9 | |
| Sept. 8 | Sunny | 35° /23° | 0 mm | 8 | |
| Sept. 9 | Sunny | 34° /22° | 2.4 mm | 7 | |
| Sept. 10 |  Cloudy | 34° /23° | 2.9 mm | 7 | |
| Sept. 11 |  Moderate or heavy rain shower | 33° /24° | 12.7 mm | 7 | |
| Sept. 12 |  Overcast | 34° /24° | 4 mm | 7 | |
| Sept. 13 | Partly cloudy | 35° /24° | 0.6 mm | 9 | |
| Sept. 14 | Sunny | 35° /27° | 0 mm | 9.4 | |
| Sept. 15 | Sunny | 36° /27° | 0 mm | 9.5 | |
| Sept. 16 | Overcast | 34° /27° | 0.1 mm | 8.9 | |
| Sept. 17 | Sunny | 35° /27° | 0 mm | 8 | |
| Sept. 18 | Sunny | 36° /26° | 0 mm | 9 | |
| Sept. 19 | Sunny | 36° /26° | 0 mm | 9 | |
| Sept. 20 | Sunny | 37° /26° | 0 mm | 9 | |
| Sept. 21 | Overcast | 37° /27° | 0 mm | 9 | |
| Sept. 22 | Sunny | 35° /26° | 0 mm | 9 | |
| Sept. 23 | Sunny | 34° /24° | 0 mm | 8 | |
| Sept. 24 | Sunny | 34° /23° | 0 mm | 8 | |
| Sept. 25 | Sunny | 34° /24° | 0 mm | 8 | |
| Sept. 26 | Sunny | 33° /24° | 0 mm | 8 | |
| Sept. 27 | Overcast | 32° /25° | 0 mm | 7 | |
| Sept. 28 | Patchy rain possible | 36° /23° | 0 mm | 8 | |
| Sept. 29 | Patchy rain possible | 34° /24° | 0.1 mm | 8 | |
| Sept. 30 | Patchy rain possible | 35° /24° | 0.2 mm | 8 | |
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Important Notice
Our weather forecast for Pasadena 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 Pasadena forecast closer to your planned date for the most up-to-date weather information.
Change Month
Pasadena in September - FAQ
What are the expected maximum and minimum temperatures in Pasadena during September?
During September, expect a variety of temperatures with highs around 34° and lows near 24°, suitable for diverse activities and preferences.
How much rainfall should be expected in Pasadena during September?
Moderate rainfall is anticipated in Pasadena during September, with a total of 65.2 mm spread over approximately 12 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Pasadena during September?
The average wind speed in Pasadena during September is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Pasadena
Explore the daily rainfall trends and prepare for Pasadenas September weather 💧
Typically, Pasadena has 12 rainy days in September with a total of 65.2 mm of rainfall.
UV exposure in Pasadena during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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