Brooklyn in september: average Weather, Temperature and Climate
Weather in Brooklyn in september 2025
The weather in Brooklyn in september comes from statistical datas on the last years. You can view the weather statistics for all the month, but also by clicking on the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
good weather UV index: 6
Weather at 6am
68°F
Clear/Sunny
46% of time
24%
14%
10%
Weather at 12pm
76°F
Clear/Sunny
47% of time
24%
12%
11%
Weather at 6pm
72°F
Clear/Sunny
47% of time
24%
12%
12%
Weather at 3am
68°F
46%
19%
16%
9%
Evolution of daily average temperature and precipitation in Brooklyn in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Brooklyn in september.
The climate of Brooklyn in september is good
The weather in september in Brooklyn is rather dry (with 4.6in of rainfall over 6 days). This is better than the previous month since in august it receives an average of 6.9in of rainfall over 8 days.
The climate quite good in that locality september. The high seasonal norm is 77°F. The seasonal minimum is 68°F. Thus, the mean temperature average on this month of september in Brooklyn is 72°F. Note that these seasonal averages are in contrast with those observed in Brooklyn in the month of september with a maximum record of 94°F in 2015 and a minimum record of 49°F in 2013.
On average, in Brooklyn, the days of september last 12:27. The sun rises at 05:37 and sunset is at 18:04.
With good weather conditions, this month is advisable to go in Brooklyn in United States.
Seasonal average climate and temperature of Brooklyn in september
Check below seasonal norms These datas are generated from the weather statements earlier years of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 72°F | ||||
| Highest temperature | 77°F | ||||
| Lowest temperature | 68°F | ||||
| Highest record temperature | 94°F (2015) | ||||
| Lowest record temperature | 49°F (2013) | ||||
| Number of days at +86°F | 2 day(s) (7%) | ||||
| Number of days at +65°F | 30 day(s) (100%) | ||||
| Sea temperature | |||||
| Average sea temperature | 71°F | ||||
| Lowest sea temperature | 67°F | ||||
| Highest sea temperature | 74°F | ||||
| Wind | |||||
| Wind speed | 18km/h | ||||
| Wind temperature | 68°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 4.6in | ||||
| Number of days with rainfall | 6 day(s) (20%) | ||||
| Record daily rainfall | 2.1in (2020) | ||||
| Other climate data | |||||
| Humidity | 79% | ||||
| Visibility | 9.47km | ||||
| Cloud cover | 33% | ||||
| UV index | 6 | ||||
| Daily sunshine hours | 12 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:37 | ||||
| Time of sunset | 18:04 | ||||
| Length of day | 12:27 | ||||
| Our opinion about the weather in september | |||||
| Our opinion at whereandwhen.net | good | ||||
How was the weather last september?
Here is the day by day recorded weather in Brooklyn in september 2024:
72°F to 81°F
70°F to 79°F
63°F to 74°F
65°F to 74°F
68°F to 76°F
68°F to 74°F
68°F to 70°F
56°F to 72°F
61°F to 76°F
67°F to 79°F
65°F to 76°F
67°F to 76°F
67°F to 77°F
70°F to 77°F
70°F to 76°F
67°F to 76°F
65°F to 70°F
65°F to 72°F
68°F to 72°F
67°F to 70°F
65°F to 77°F
61°F to 72°F
61°F to 68°F
61°F to 68°F
65°F to 68°F
70°F to 76°F
68°F to 72°F
68°F to 70°F
61°F to 63°F
63°F to 67°F
Map: other cities in the United States (USA) in september
Cities near Brooklyn:
| New York City in september | good weather |
| New Jersey in september | perfect weather |
| Connecticut in september | good weather |
| Philadelphia in september | good weather |
| Atlantic City in september | perfect weather |
| Wildwood in september | good weather |
| Albany in september | good weather |
| Rhode Island in september | perfect weather |
| Baltimore in september | good weather |
| Ocean City (Maryland) in september | good weather |
| Massachusetts in september | perfect weather |
| Maryland in september | good weather |
Click over cities on the map for information about the weather in september.
Brooklyn
perfect weather
good
tolerable
bad
very bad
Weather data for Brooklyn in september:
Weather data for Brooklyn for september are derived from an average of the weather forecast since 2009 in Brooklyn. There is a margin of error and these forecasts are to be considered as general information only. The weather in Brooklyn can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Brooklyn.