Union, MN Weather Forecast
Local 7-day forecast
Partly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Union, MN in one place.
Partly sunny, with a high near 79. East southeast wind 5 to 10 mph.
Local Weather Overview
This forecast page for Union, MN 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: Jun 8, 2026 6:58 PM CDT.
The active forecast window currently covers Jun 8 to Jun 14, 2026 for Union, MN.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 8 to Jun 14, 2026
- Latest sync
- Jun 8, 2026 6:58 PM CDT
- Forecast office
- MPX
- Source
- NOAA / NWS
Daily Outlook
This Week in Union
Wednesday looks like the warmest upcoming period in Union at 90 degrees F.
Saturday Night is the coolest period ahead with temperatures near 53 degrees F.
The strongest winds are forecast for Wednesday at about 20 mph S.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 8, 2026 6:58 PM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- MPX
- Radar station
- KMPX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Areas of fog after 2am. Partly cloudy, with a low around 65. East wind 0 to 5 mph.
Areas of fog before 8am. Mostly sunny, with a high near 88. East southeast wind 5 to 15 mph.
A chance of showers and thunderstorms between midnight and 4am, then a chance of showers and thunderstorms between 4am and 5am, then a slight chance of showers and thunderstorms. Partly cloudy, with a low around 71. South southeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.
A slight chance of showers and thunderstorms before 7am, then showers and thunderstorms likely. Mostly sunny. High near 90, with temperatures falling to around 87 in the afternoon. South wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
Showers and thunderstorms likely before 7pm, then a slight chance of showers and thunderstorms between 7pm and 1am. Mostly clear, with a low around 60. West southwest wind 5 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
Showers and thunderstorms likely between 7am and 1pm, then a chance of showers and thunderstorms. Mostly sunny. High near 77, with temperatures falling to around 74 in the afternoon. West wind 5 to 15 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 57. West wind 10 to 15 mph. Chance of precipitation is 50%.
Sunny, with a high near 79. West wind 10 to 20 mph, with gusts as high as 30 mph.
A slight chance of showers and thunderstorms after 1am. Mostly clear, with a low around 58. West southwest wind 5 to 15 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 76. West wind 10 to 15 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms between 7pm and 1am. Partly cloudy, with a low around 53. Northwest wind 5 to 15 mph. Chance of precipitation is 20%.
A slight chance of rain showers after 1pm. Mostly sunny, with a high near 74. North northwest wind 10 to 15 mph. Chance of precipitation is 20%.
A slight chance of rain showers. Partly cloudy, with a low around 54. East wind 5 to 15 mph. Chance of precipitation is 20%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Jun 8
|
Partly Sunny
|
79°F |
5 to 10 mph
ESE
|
|
Tonight
Jun 8
|
Partly Cloudy then Areas Of Fog
|
65°F |
0 to 5 mph
E
|
|
Tuesday
Jun 9
|
Areas Of Fog then Mostly Sunny
|
88°F |
5 to 15 mph
ESE
|
|
Tuesday Night
Jun 9
|
Partly Cloudy then Chance Showers And Thunderstorms
|
71°F |
15 mph
SSE
|
|
Wednesday
Jun 10
|
Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
90°F |
20 mph
S
|
|
Wednesday Night
Jun 10
|
Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms
|
60°F |
5 to 20 mph
WSW
|
|
Thursday
Jun 11
|
Showers And Thunderstorms Likely
|
77°F |
5 to 15 mph
W
|
|
Thursday Night
Jun 11
|
Chance Showers And Thunderstorms then Partly Cloudy
|
57°F |
10 to 15 mph
W
|
|
Friday
Jun 12
|
Sunny
|
79°F |
10 to 20 mph
W
|
|
Friday Night
Jun 12
|
Mostly Clear then Slight Chance Showers And Thunderstorms
|
58°F |
5 to 15 mph
WSW
|
|
Saturday
Jun 13
|
Slight Chance Showers And Thunderstorms then Mostly Sunny
|
76°F |
10 to 15 mph
W
|
|
Saturday Night
Jun 13
|
Slight Chance Showers And Thunderstorms
|
53°F |
5 to 15 mph
NW
|
|
Sunday
Jun 14
|
Mostly Sunny then Slight Chance Rain Showers
|
74°F |
10 to 15 mph
NNW
|
|
Sunday Night
Jun 14
|
Slight Chance Rain Showers
|
54°F |
5 to 15 mph
E
|
Nearby Forecasts
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