Fairfield County, CT Weather Forecast
County weather hub
Mostly Sunny then Chance Showers And Thunderstorms
Compare major city weather across Fairfield 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 84. Chance of precipitation is 50%.
County Weather Overview
This county weather page brings together forecast coverage for Fairfield County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 8 of 8 mapped cities in Fairfield County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Jul 10 to Jul 13, 2026
- Latest sync
- Jul 7, 2026 8:44 AM EDT
- Forecast office
- OKX
- Source
- NOAA / NWS
Daily Outlook
This Week in Fairfield County
Friday looks like the warmest upcoming period in Fairfield County at 84 degrees F.
Saturday Night is the coolest period ahead with temperatures near 67 degrees F.
The strongest winds are forecast for Monday at about 6 to 10 mph NW.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 7, 2026 8:44 AM EDT
- Coverage
- 4 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 before 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 50%.
Mostly sunny, with a high near 82.
Partly cloudy, with a low around 67.
A slight chance of rain showers after 2pm. Mostly sunny, with a high near 82.
A chance of rain showers. Partly cloudy, with a low around 67. Chance of precipitation is 30%.
A chance of rain showers. Mostly sunny, with a high near 83. Chance of precipitation is 30%.
A chance of rain showers before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 69.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Jul 10
|
Mostly Sunny then Chance Showers And Thunderstorms
|
84°F |
9 mph
W
|
|
Friday Night
Jul 10
|
Chance Showers And Thunderstorms
|
69°F |
8 mph
NW
|
|
Saturday
Jul 11
|
Mostly Sunny
|
82°F |
8 mph
N
|
|
Saturday Night
Jul 11
|
Partly Cloudy
|
67°F |
6 mph
NE
|
|
Sunday
Jul 12
|
Mostly Sunny then Slight Chance Rain Showers
|
82°F |
7 mph
NE
|
|
Sunday Night
Jul 12
|
Chance Rain Showers
|
67°F |
8 mph
NE
|
|
Monday
Jul 13
|
Chance Rain Showers
|
83°F |
6 to 10 mph
NW
|
|
Monday Night
Jul 13
|
Slight Chance Showers And Thunderstorms
|
69°F |
7 to 10 mph
W
|
Major City Forecasts
Live forecast snapshots for major cities across Fairfield County.
Coverage
Forecast coverage currently spans 8 of 8 mapped cities in Fairfield County.
Largest mapped city population in this region: 143,525.
