Westchester County, NY Weather Forecast
County weather hub
Mostly Sunny then Chance Showers And Thunderstorms
Compare major city weather across Westchester County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Chance of precipitation is 50%.
County Weather Overview
This county weather page brings together forecast coverage for Westchester County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 9 of 9 mapped cities in Westchester County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- May 20 to May 21, 2026
- Latest sync
- May 15, 2026 11:02 AM EDT
- Forecast office
- OKX
- Source
- NOAA / NWS
Daily Outlook
This Week in Westchester County
Wednesday looks like the warmest upcoming period in Westchester County at 91 degrees F.
Thursday Night is the coolest period ahead with temperatures near 56 degrees F.
The strongest winds are forecast for Wednesday at about 7 to 14 mph SW.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- May 15, 2026 11:02 AM EDT
- Coverage
- 2 days
- Time zone
- America/New_York
- Forecast office
- OKX
- Radar station
- KOKX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 50%.
A chance of rain showers. Partly sunny, with a high near 79. Chance of precipitation is 30%.
A chance of rain showers before 2am. Mostly cloudy, with a low around 56.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
May 20
|
Mostly Sunny then Chance Showers And Thunderstorms
|
91°F |
7 to 14 mph
SW
|
|
Wednesday Night
May 20
|
Chance Showers And Thunderstorms
|
63°F |
8 to 12 mph
W
|
|
Thursday
May 21
|
Chance Rain Showers
|
79°F |
10 mph
NW
|
|
Thursday Night
May 21
|
Chance Rain Showers
|
56°F |
9 mph
N
|
Major City Forecasts
Live forecast snapshots for major cities across Westchester County.
Coverage
Forecast coverage currently spans 9 of 9 mapped cities in Westchester County.
Largest mapped city population in this region: 200,040.
