Weather in The Bronx, New York for September 2025
Until now, September 2025 in The Bronx is cooler than usual, with temperatures averaging 23.8 °F, this is -3 °F below the typical seasonal average.
Expect cooler weather in the next days in The Bronx with the forecast suggesting a temperature of 25.3 °F, lower than the historical average.
In general, the average temperature in The Bronx at the beginning of September is 27.4 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 21.4 °F by the end of September.
The Bronx in September brings notable rainfall, with an average of 17 rainy days and a total precipitation of 169.1 mm.
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The Bronx Weather September
Temperatures trend during September in The Bronx
September weather in The Bronx day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Sunny | 26° /17° | 1.2 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° /18° | 0 mm | 7 | |
| Sept. 5 | Partly cloudy | 30° /19° | 14.2 mm | 7 | |
| Sept. 6 | Partly cloudy | 29° /20° | 21.3 mm | 6 | |
| Sept. 7 |  Thundery outbreaks possible | 24° /17° | 30.8 mm | 6 | |
| Sept. 8 |  Patchy light rain with thunder | 26° /15° | 1 mm | 6 | |
| Sept. 9 | Partly cloudy | 26° /17° | 3.2 mm | 6 | |
| Sept. 10 |  Light rain shower | 25° /17° | 1.9 mm | 6 | |
| Sept. 11 | Light rain shower | 27° /17° | 2.3 mm | 7 | |
| Sept. 12 |  Mist | 26° /17° | 0 mm | 6 | |
| Sept. 13 |  Moderate or heavy rain shower | 26° /18° | 8.9 mm | 6 | |
| Sept. 14 | Sunny | 30° /19° | 0 mm | 1.3 | |
| Sept. 15 | Sunny | 28° /17° | 0 mm | 1.5 | |
| Sept. 16 | Mist | 25° /16° | 0 mm | 1.4 | |
| Sept. 17 | Mist | 22° /16° | 0 mm | 1.2 | |
| Sept. 18 | Sunny | 29° /17° | 0 mm | 0 | |
| Sept. 19 | Sunny | 30° /19° | 0 mm | 6 | |
| Sept. 20 | Sunny | 21° /14° | 0 mm | 5 | |
| Sept. 21 | Sunny | 23° /15° | 0 mm | 5 | |
| Sept. 22 | Sunny | 25° /16° | 0 mm | 6 | |
| Sept. 23 | Partly cloudy | 27° /18° | 0 mm | 6 | |
| Sept. 24 | Partly cloudy | 29° /20° | 0 mm | 6 | |
| Sept. 25 | Patchy rain possible | 27° /18° | 0.6 mm | 5 | |
| Sept. 26 | Sunny | 20° /12° | 0 mm | 5 | |
| Sept. 27 | Sunny | 18° /9° | 0 mm | 4 | |
| Sept. 28 |  Overcast | 20° /15° | 0 mm | 5 | |
| Sept. 29 | Light rain shower | 17° /15° | 20.6 mm | 4 | |
| Sept. 30 |  Light drizzle | 19° /14° | 6 mm | 4 | |
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The Bronx in September - FAQ
September rainfall patterns in The Bronx
UV exposure in The Bronx during September
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Where is The Bronx?Get accurate weather forecasts for The Bronx, located at latitude 40.85 and longitude -73.866. Stay updated with localized weather information tailored for The Bronx.