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Weather in Bronx County for September 2025

Your guide to Bronx County weather in September - trends and predictions
  • In general, the average temperature in Bronx County at the beginning of September is 28.6 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 19 °F by the end of September.

  • Expect significant rainfall in Bronx County during September, with an average of 16 rainy days.

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Average dry days
14
Dry days
Average rainy days
16
Rainy days
Average snowy days
0
Snow days
Average temperatures
25°/16°
Temperatures
Average wind speed
17 km/h
Avg max wind
Average humidity
70 %
Avg humidity

Bronx County in September average weather

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Temperatures trend during September in Bronx County

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
Sunny
27° /18° 1.9 mm 7
Sept. 2 Partly cloudy
Partly cloudy
28° /17° 0 mm 7
Sept. 3 Partly cloudy
Partly cloudy
28° /16° 0 mm 7
Sept. 4 Partly cloudy
Partly cloudy
30° /19° 0 mm 8
Sept. 5 Partly cloudy
Partly cloudy
30° /20° 0.2 mm 8
Sept. 6 Partly cloudy
Partly cloudy
29° /20° 0 mm 7
Sept. 7 Thundery outbreaks possible
Thundery outbreaks possible
28° /19° 3.8 mm 7
Sept. 8 Patchy light rain with thunder
Patchy light rain with thunder
26° /17° 1.5 mm 7
Sept. 9 Patchy light rain with thunder
Patchy light rain with thunder
27° /18° 4.8 mm 7
Sept. 10 Light rain shower
Light rain shower
27° /19° 2.9 mm 7
Sept. 11 Light rain shower
Light rain shower
27° /18° 3.4 mm 7
Sept. 12 Mist
Mist
28° /17° 0 mm 7
Sept. 13 Moderate or heavy rain shower
Moderate or heavy rain shower
26° /18° 13.4 mm 6
Sept. 14 Cloudy
Cloudy
26° /17° 1 mm 6
Sept. 15 Overcast
Overcast
24° /16° 0 mm 6
Sept. 16 Overcast
Overcast
24° /15° 0 mm 5
Sept. 17 Light drizzle
Light drizzle
24° /15° 0.6 mm 6
Sept. 18 Light rain shower
Light rain shower
21° /16° 14.5 mm 5
Sept. 19 Sunny
Sunny
23° /16° 0 mm 6
Sept. 20 Sunny
Sunny
23° /15° 3.7 mm 6
Sept. 21 Partly cloudy
Partly cloudy
24° /14° 0 mm 6
Sept. 22 Patchy rain possible
Patchy rain possible
21° /13° 0 mm 6
Sept. 23 Heavy rain
Heavy rain
18° /14° 25.7 mm 4
Sept. 24 Light rain shower
Light rain shower
19° /14° 2.3 mm 4
Sept. 25 Moderate rain
Moderate rain
17° /14° 38 mm 4
Sept. 26 Patchy rain possible
Patchy rain possible
21° /14° 18 mm 5
Sept. 27 Overcast
Overcast
20° /13° 6.8 mm 5
Sept. 28 Overcast
Overcast
20° /15° 0 mm 5
Sept. 29 Light rain shower
Light rain shower
17° /15° 20.6 mm 4
Sept. 30 Light drizzle
Light drizzle
19° /14° 6 mm 4
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Important Notice
Our weather forecast for Bronx County 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 Bronx County forecast closer to your planned date for the most up-to-date weather information.

Bronx County in September - FAQ

What are the expected maximum and minimum temperatures in Bronx County during September?
During September, expect a variety of temperatures with highs around 25° and lows near 16°, suitable for diverse activities and preferences.
How much rainfall should be expected in Bronx County during September?
Significant rainfall exceeding 245.5 mm is expected in Bronx County during September, occurring over more than 16 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Bronx County during September?
The average wind speed in Bronx County during September is 17 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Bronx County

Explore the daily rainfall trends and prepare for Bronx Countys September weather 💧

UV exposure in Bronx County during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Location coordinates Where is Bronx County?

Get accurate weather forecasts for Bronx County, located at latitude 40.85 and longitude -73.866. Stay updated with localized weather information tailored for Bronx County.

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