Jay County, IN Weather Forecast
County weather hub
Sunny
Compare major city weather across Jay County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Sunny, with a high near 77.
County Weather Overview
This county weather page brings together forecast coverage for Jay County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 3 of 3 mapped cities in Jay County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- May 30 to Jun 3, 2026
- Latest sync
- May 27, 2026 11:02 PM EDT
- Forecast office
- IWX
- Source
- NOAA / NWS
Daily Outlook
This Week in Jay County
Monday looks like the warmest upcoming period in Jay County at 78 degrees F.
Saturday Night is the coolest period ahead with temperatures near 51 degrees F.
The strongest winds are forecast for Saturday at about 0 to 10 mph NE.
The forecast from May 30 through Jun 3 stays mostly dry.
Forecast Details
- Last updated
- May 27, 2026 11:02 PM EDT
- Coverage
- 5 days
- Time zone
- America/Indiana/Indianapolis
- Forecast office
- IWX
- Radar station
- KIWX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 51.
Sunny, with a high near 76.
Mostly clear, with a low around 55.
Mostly sunny, with a high near 78.
Mostly clear, with a low around 55.
Sunny, with a high near 76.
Mostly clear, with a low around 53.
Sunny, with a high near 77.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
May 30
|
Sunny
|
77°F |
0 to 10 mph
NE
|
|
Saturday Night
May 30
|
Mostly Clear
|
51°F |
5 to 10 mph
NE
|
|
Sunday
May 31
|
Sunny
|
76°F |
5 mph
NE
|
|
Sunday Night
May 31
|
Mostly Clear
|
55°F |
0 to 5 mph
NE
|
|
Monday
Jun 1
|
Mostly Sunny
|
78°F |
0 to 10 mph
N
|
|
Monday Night
Jun 1
|
Mostly Clear
|
55°F |
5 to 10 mph
NE
|
|
Tuesday
Jun 2
|
Sunny
|
76°F |
5 to 10 mph
NE
|
|
Tuesday Night
Jun 2
|
Mostly Clear
|
53°F |
5 to 10 mph
NE
|
|
Wednesday
Jun 3
|
Sunny
|
77°F |
5 mph
NE
|
Major City Forecasts
Live forecast snapshots for major cities across Jay County.
Coverage
Forecast coverage currently spans 3 of 3 mapped cities in Jay County.
Largest mapped city population in this region: 5,992.
