Washington Heights
September
Weather in Washington Heights for September 2025
Your guide to Washington Heights weather in September - trends and predictions
In general, the average temperature in Washington Heights at the beginning of September is 29 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 19.6 °F by the end of September.
The climate of Washington Heights in September is notably wet, with an average of 14 rainy days.
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16
Dry days
14
Rainy days
0
Snow days
25°/17°
Temperatures
18 km/h
Avg max wind
69 %
Avg humidity
Washington Heights in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  27° | 2  28° | 3 29° | 4 30° | 5 30° | 6 30° | 7  29° |
| 8  26° | 9 28° | 10 27° | 11 28° | 12  27° | 13  26° | 14 26° |
| 15  24° | 16 25° | 17  23° | 18 21° | 19  23° | 20 23° | 21 24° |
| 22 23° | 23  19° | 24 19° | 25  18° | 26 22° | 27 21° | 28 21° |
| 29 17° | 30 19° |
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Temperatures trend during September in Washington Heights
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 | 27° /18° | 2.5 mm | 7 | |
| Sept. 2 | Partly cloudy | 28° /17° | 0 mm | 7 | |
| Sept. 3 | Partly cloudy | 29° /17° | 0 mm | 7 | |
| Sept. 4 | Partly cloudy | 30° /20° | 0 mm | 8 | |
| Sept. 5 | Partly cloudy | 30° /21° | 0.1 mm | 8 | |
| Sept. 6 | Partly cloudy | 30° /21° | 0 mm | 7 | |
| Sept. 7 | Thundery outbreaks possible | 29° /20° | 4.5 mm | 7 | |
| Sept. 8 | Light rain shower | 26° /17° | 1.5 mm | 7 | |
| Sept. 9 | Light rain shower | 28° /19° | 3.8 mm | 7 | |
| Sept. 10 | Light rain shower | 27° /20° | 2.3 mm | 7 | |
| Sept. 11 | Light rain shower | 28° /19° | 1.1 mm | 7 | |
| Sept. 12 | Cloudy | 27° /18° | 0 mm | 7 | |
| Sept. 13 | Moderate or heavy rain shower | 26° /17° | 15.9 mm | 6 | |
| Sept. 14 | Cloudy | 26° /18° | 0 mm | 6 | |
| Sept. 15 | Overcast | 24° /16° | 0 mm | 6 | |
| Sept. 16 | Overcast | 25° /16° | 0 mm | 6 | |
| Sept. 17 | Light drizzle | 23° /15° | 0.6 mm | 6 | |
| Sept. 18 | Light rain shower | 21° /17° | 14 mm | 5 | |
| Sept. 19 | Fog | 23° /16° | 4.6 mm | 5 | |
| Sept. 20 | Sunny | 23° /15° | 2.4 mm | 6 | |
| Sept. 21 | Partly cloudy | 24° /15° | 0 mm | 6 | |
| Sept. 22 | Mist | 23° /14° | 0 mm | 6 | |
| Sept. 23 | Heavy rain | 19° /14° | 23.8 mm | 5 | |
| Sept. 24 | Light rain shower | 19° /14° | 3 mm | 5 | |
| Sept. 25 | Moderate rain | 18° /15° | 37.7 mm | 4 | |
| Sept. 26 | Patchy rain possible | 22° /15° | 25.4 mm | 5 | |
| Sept. 27 | Cloudy | 21° /14° | 8.7 mm | 5 | |
| Sept. 28 | Overcast | 21° /15° | 0 mm | 5 | |
| Sept. 29 | Moderate or heavy rain shower | 17° /15° | 23.2 mm | 4 | |
| Sept. 30 | Light rain shower | 19° /14° | 8.1 mm | 4 | |
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Important Notice
Our weather forecast for Washington Heights 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 Washington Heights forecast closer to your planned date for the most up-to-date weather information.
Washington Heights in September - FAQ
What are the expected maximum and minimum temperatures in Washington Heights during September?
During September, expect a variety of temperatures with highs around 25° and lows near 17°, suitable for diverse activities and preferences.
How much rainfall should be expected in Washington Heights during September?
Significant rainfall exceeding 248.9 mm is expected in Washington Heights during September, occurring over more than 14 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Washington Heights during September?
The average wind speed in Washington Heights during September is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Washington Heights
Explore the daily rainfall trends and prepare for Washington Heightss September weather 💧
UV exposure in Washington Heights during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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