Union County, IN Weather Forecast
County weather hub
Sunny
Compare major city weather across Union County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Sunny, with a high near 91. Northwest wind around 2 mph.
County Weather Overview
This county weather page brings together forecast coverage for Union County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 0 of 0 mapped cities in Union County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Jul 15 to Jul 21, 2026
- Latest sync
- Jul 14, 2026 10:04 PM EDT
- Forecast office
- ILN
- Source
- NOAA / NWS
Daily Outlook
This Week in Union County
Thursday looks like the warmest upcoming period in Union County at 93 degrees F.
Sunday Night is the coolest period ahead with temperatures near 68 degrees F.
The strongest winds are forecast for Tuesday at about 5 to 10 mph W.
Precipitation is mentioned in 11 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 14, 2026 10:04 PM EDT
- Coverage
- 7 days
- Time zone
- America/Indiana/Indianapolis
- Forecast office
- ILN
- Radar station
- KILN
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 71. West wind around 2 mph.
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Heat index values as high as 101. West wind around 2 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
A slight chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 71. Southwest wind around 2 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Showers and thunderstorms likely after 8am. Partly sunny, with a high near 89. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Showers and thunderstorms likely before 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.
A chance of showers and thunderstorms between 8am and 2pm, then showers and thunderstorms likely. Partly sunny, with a high near 88. Chance of precipitation is 60%.
Showers and thunderstorms likely before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.
A chance of showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 68. Chance of precipitation is 30%.
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 40%.
A chance of rain showers before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 85.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Jul 15
|
Sunny
|
91°F |
2 mph
NW
|
|
Wednesday Night
Jul 15
|
Partly Cloudy
|
71°F |
2 mph
W
|
|
Thursday
Jul 16
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
93°F |
2 mph
W
|
|
Thursday Night
Jul 16
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
71°F |
2 mph
SW
|
|
Friday
Jul 17
|
Showers And Thunderstorms Likely
|
89°F |
1 to 5 mph
SW
|
|
Friday Night
Jul 17
|
Showers And Thunderstorms Likely
|
70°F |
5 mph
W
|
|
Saturday
Jul 18
|
Chance Showers And Thunderstorms
|
88°F |
2 to 8 mph
W
|
|
Saturday Night
Jul 18
|
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
|
70°F |
7 mph
W
|
|
Sunday
Jul 19
|
Chance Showers And Thunderstorms
|
86°F |
7 mph
W
|
|
Sunday Night
Jul 19
|
Chance Showers And Thunderstorms
|
68°F |
2 to 6 mph
W
|
|
Monday
Jul 20
|
Mostly Sunny then Chance Showers And Thunderstorms
|
87°F |
2 to 9 mph
SW
|
|
Monday Night
Jul 20
|
Chance Showers And Thunderstorms
|
69°F |
5 to 8 mph
SW
|
|
Tuesday
Jul 21
|
Chance Rain Showers then Chance Showers And Thunderstorms
|
85°F |
5 to 10 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Union County.
Nearby forecast pages are not available for this location yet.
Coverage
Forecast coverage currently spans 0 of 0 mapped cities in Union County.
