Union, OH Weather Forecast
Local 7-day forecast
Mostly Cloudy
Track current conditions, temperature changes, wind, and the full daily outlook for Union, OH in one place.
Mostly cloudy, with a high near 66. South wind 7 to 12 mph.
Local Weather Overview
This forecast page for Union, OH is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Oct 31, 2026 5:16 PM EDT.
The active forecast window currently covers Nov 2 to Nov 6, 2026 for Union, OH.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 2 to Nov 6, 2026
- Latest sync
- Oct 31, 2026 5:16 PM EDT
- Forecast office
- ILN
- Source
- NOAA / NWS
Daily Outlook
This Week in Union
Tuesday looks like the warmest upcoming period in Union at 75 degrees F.
Friday Night is the coolest period ahead with temperatures near 45 degrees F.
The strongest winds are forecast for Tuesday Night at about 14 to 17 mph S.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 31, 2026 5:16 PM EDT
- Coverage
- 5 days
- Time zone
- America/New_York
- 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
Mostly cloudy, with a low around 54.
Partly sunny, with a high near 75.
A chance of rain after 1am. Mostly cloudy, with a low around 59. Chance of precipitation is 50%.
Rain. Mostly cloudy, with a high near 71. Chance of precipitation is 80%.
Rain. Mostly cloudy, with a low around 53. Chance of precipitation is 80%.
A chance of rain. Partly sunny, with a high near 67. Chance of precipitation is 50%.
A chance of rain. Mostly cloudy, with a low around 49. Chance of precipitation is 40%.
A chance of rain. Partly sunny, with a high near 65. Chance of precipitation is 40%.
A chance of rain. Mostly cloudy, with a low around 45.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Monday
Nov 2
|
Mostly Cloudy
|
66°F |
7 to 12 mph
S
|
|
Monday Night
Nov 2
|
Mostly Cloudy
|
54°F |
10 mph
S
|
|
Tuesday
Nov 3
|
Partly Sunny
|
75°F |
12 to 15 mph
S
|
|
Tuesday Night
Nov 3
|
Mostly Cloudy then Chance Light Rain
|
59°F |
14 to 17 mph
S
|
|
Wednesday
Nov 4
|
Light Rain
|
71°F |
12 to 17 mph
S
|
|
Wednesday Night
Nov 4
|
Light Rain
|
53°F |
7 to 12 mph
S
|
|
Thursday
Nov 5
|
Chance Light Rain
|
67°F |
6 to 9 mph
S
|
|
Thursday Night
Nov 5
|
Chance Light Rain
|
49°F |
8 mph
NW
|
|
Friday
Nov 6
|
Chance Light Rain
|
65°F |
7 to 12 mph
N
|
|
Friday Night
Nov 6
|
Chance Light Rain
|
45°F |
6 to 10 mph
N
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Union.