Weather in Washington Heights, New York for September 2025
Until now, September 2025 in Washington Heights is cooler than usual, with temperatures averaging 24 °F, this is -3 °F below the typical seasonal average.
Expect cooler weather in the next days in Washington Heights with the forecast suggesting a temperature of 24.9 °F, lower than the historical average.
In general, the average temperature in Washington Heights at the beginning of September is 27.7 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 21.6 °F by the end of September.
Washington Heights in September brings notable rainfall, with an average of 17 rainy days and a total precipitation of 183.3 mm.
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Washington Heights Weather September
Temperatures trend during September in Washington Heights
September weather in Washington Heights day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Sunny | 26° /18° | 1.7 mm | 6 | |
| Sept. 2 |  Partly cloudy | 28° /17° | 0 mm | 7 | |
| Sept. 3 | Partly cloudy | 27° /16° | 0 mm | 6 | |
| Sept. 4 | Partly cloudy | 28° /19° | 0 mm | 7 | |
| Sept. 5 | Partly cloudy | 30° /20° | 14.5 mm | 7 | |
| Sept. 6 | Partly cloudy | 30° /21° | 24.4 mm | 7 | |
| Sept. 7 |  Thundery outbreaks possible | 25° /17° | 32.7 mm | 6 | |
| Sept. 8 |  Light rain shower | 26° /15° | 1 mm | 6 | |
| Sept. 9 | Light rain shower | 26° /17° | 2.5 mm | 6 | |
| Sept. 10 | Light rain shower | 25° /18° | 1.6 mm | 6 | |
| Sept. 11 | Light rain shower | 27° /18° | 0.7 mm | 7 | |
| Sept. 12 |  Cloudy | 26° /18° | 0 mm | 6 | |
| Sept. 13 |  Moderate or heavy rain shower | 25° /17° | 10.6 mm | 6 | |
| Sept. 14 | Sunny | 30° /18° | 0 mm | 1.3 | |
| Sept. 15 | Partly cloudy | 28° /17° | 0 mm | 1.4 | |
| Sept. 16 |  Mist | 23° /16° | 0 mm | 1.4 | |
| Sept. 17 | Mist | 21° /16° | 0 mm | 1.1 | |
| Sept. 18 | Sunny | 28° /18° | 0 mm | 0 | |
| Sept. 19 | Sunny | 30° /20° | 0 mm | 6 | |
| Sept. 20 | Sunny | 21° /14° | 0 mm | 5 | |
| Sept. 21 | Sunny | 22° /15° | 0 mm | 5 | |
| Sept. 22 | Sunny | 25° /17° | 0 mm | 6 | |
| Sept. 23 | Partly cloudy | 27° /19° | 0.1 mm | 6 | |
| Sept. 24 | Partly cloudy | 29° /20° | 0 mm | 6 | |
| Sept. 25 | Patchy rain possible | 27° /19° | 0.1 mm | 5 | |
| Sept. 26 | Sunny | 20° /12° | 0 mm | 5 | |
| Sept. 27 | Sunny | 18° /9° | 0 mm | 4 | |
| 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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Washington Heights in September - FAQ
September rainfall patterns in Washington Heights
UV exposure in Washington Heights during September
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Where is Washington Heights?Get accurate weather forecasts for Washington Heights, located at latitude 40.85 and longitude -73.935. Stay updated with localized weather information tailored for Washington Heights.