Suffolk County, NY Weather Forecast
County weather hub
Slight Chance Showers And Thunderstorms
Compare major city weather across Suffolk County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 82.
County Weather Overview
This county weather page brings together forecast coverage for Suffolk County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 17 of 17 mapped cities in Suffolk County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Jul 10 to Jul 12, 2026
- Latest sync
- Jul 6, 2026 12:53 PM EDT
- Forecast office
- OKX
- Source
- NOAA / NWS
Daily Outlook
This Week in Suffolk County
Friday looks like the warmest upcoming period in Suffolk County at 82 degrees F.
Saturday Night is the coolest period ahead with temperatures near 68 degrees F.
The strongest winds are forecast for Friday at about 7 to 10 mph SW.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 6, 2026 12:53 PM EDT
- Coverage
- 3 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 slight chance of showers and thunderstorms. Partly cloudy, with a low around 70.
A slight chance of rain showers before 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 80. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 8pm, then a slight chance of showers and thunderstorms. Partly cloudy, with a low around 68. Chance of precipitation is 30%.
A slight chance of rain showers before 8am. Mostly sunny, with a high near 80.
A slight chance of rain showers between 8pm and 2am. Partly cloudy, with a low around 69.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Jul 10
|
Slight Chance Showers And Thunderstorms
|
82°F |
7 to 10 mph
SW
|
|
Friday Night
Jul 10
|
Slight Chance Showers And Thunderstorms
|
70°F |
5 to 8 mph
W
|
|
Saturday
Jul 11
|
Chance Showers And Thunderstorms
|
80°F |
8 mph
NE
|
|
Saturday Night
Jul 11
|
Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
|
68°F |
7 mph
E
|
|
Sunday
Jul 12
|
Slight Chance Rain Showers then Mostly Sunny
|
80°F |
6 to 9 mph
W
|
|
Sunday Night
Jul 12
|
Slight Chance Rain Showers
|
69°F |
8 mph
SW
|
Major City Forecasts
Live forecast snapshots for major cities across Suffolk County.
Coverage
Forecast coverage currently spans 17 of 17 mapped cities in Suffolk County.
Largest mapped city population in this region: 218,223.
