Brooklyn Half Marathon
Race Day Weather
Cool conditions, moderate humidity
Runners will face temperatures starting at 45°F and rising to 47°F, with an average humidity of 87% and a dew point of 42°F. Winds will be from the SE at 11 mph, providing a slight headwind throughout. Given the cool temperatures and high humidity, runners should consider starting conservatively and staying hydrated.
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Race Info
Over 20,000 runners will complete a remarkable running journey at the NYCRUNS Brooklyn Half Marathon, one of the nation's biggest, and Brooklyn's best, half marathon!
The iconic route starts in hip North Brooklyn and winds around the waterfront taking you under the historic Williamsburg, Manhattan, and Brooklyn Bridges while delivering eye popping views of Manhattan.
From there, the route heads up the historic concourses of Fulton Street & Flatbush Avenue before passing through Grand Army Plaza and into fabled brownstone Brooklyn before finishing in Prospect Park. Source
Historical Weather
Temperature History
Range of temperatures during race hours for each year.
Detailed History
| Year | Conditions | Low / High | Rain | Dew Point | Score |
|---|---|---|---|---|---|
2025 | | 50°/58° | - | 32° | |
2024 | | 52°/69° | - | 49° | |
2023 |  | 56°/66° | Light | 53° | |
2022 |  | 54°/62° | - | 36° |