Waltham, MN Weather Forecast
Local 7-day forecast
Partly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Waltham, MN in one place.
Partly sunny, with a high near 78. East wind around 7 mph. New rainfall amounts less than a tenth of an inch possible.
Local Weather Overview
This forecast page for Waltham, 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 7:01 PM CDT.
The active forecast window currently covers Jun 8 to Jun 14, 2026 for Waltham, MN.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 8 to Jun 14, 2026
- Latest sync
- Jun 8, 2026 7:01 PM CDT
- Forecast office
- ARX
- Source
- NOAA / NWS
Daily Outlook
This Week in Waltham
Wednesday looks like the warmest upcoming period in Waltham 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 16 to 23 mph S.
Precipitation is mentioned in 12 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 8, 2026 7:01 PM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- ARX
- 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. Mostly cloudy, with a low around 65. Northeast wind 3 to 7 mph. New rainfall amounts less than a tenth of an inch possible.
Areas of fog before 9am. Partly sunny, with a high near 88. East wind 3 to 10 mph.
A chance of showers and thunderstorms between midnight and 4am. Partly cloudy, with a low around 72. Southeast wind 12 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
A slight chance of showers and thunderstorms between 7am and 1pm, then showers and thunderstorms likely. Mostly sunny, with a high near 90. South wind 16 to 23 mph, with gusts as high as 32 mph. Chance of precipitation is 70%. 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 wind 5 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. 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, with a high near 78. West wind 7 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 57. West wind 9 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.
Sunny, with a high near 79. West wind 12 to 21 mph, with gusts as high as 29 mph.
A slight chance of showers and thunderstorms after 1am. Mostly clear, with a low around 58. West wind 8 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 76. West wind 9 to 16 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 7 to 15 mph. Chance of precipitation is 20%.
A slight chance of rain showers after 1pm. Mostly sunny, with a high near 74. Northwest wind 9 to 15 mph. Chance of precipitation is 20%.
A slight chance of rain showers. Partly cloudy, with a low around 54. East wind 7 to 14 mph. Chance of precipitation is 20%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Jun 8
|
Partly Sunny
|
78°F |
7 mph
E
|
|
Tonight
Jun 8
|
Mostly Cloudy then Areas Of Fog
|
65°F |
3 to 7 mph
NE
|
|
Tuesday
Jun 9
|
Areas Of Fog then Partly Sunny
|
88°F |
3 to 10 mph
E
|
|
Tuesday Night
Jun 9
|
Partly Cloudy then Chance Showers And Thunderstorms
|
72°F |
12 to 16 mph
SE
|
|
Wednesday
Jun 10
|
Slight Chance Showers And Thunderstorms
|
90°F |
16 to 23 mph
S
|
|
Wednesday Night
Jun 10
|
Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms
|
60°F |
5 to 20 mph
W
|
|
Thursday
Jun 11
|
Showers And Thunderstorms Likely
|
78°F |
7 to 16 mph
W
|
|
Thursday Night
Jun 11
|
Chance Showers And Thunderstorms then Partly Cloudy
|
57°F |
9 to 16 mph
W
|
|
Friday
Jun 12
|
Sunny
|
79°F |
12 to 21 mph
W
|
|
Friday Night
Jun 12
|
Mostly Clear then Slight Chance Showers And Thunderstorms
|
58°F |
8 to 16 mph
W
|
|
Saturday
Jun 13
|
Slight Chance Showers And Thunderstorms then Mostly Sunny
|
76°F |
9 to 16 mph
W
|
|
Saturday Night
Jun 13
|
Slight Chance Showers And Thunderstorms
|
53°F |
7 to 15 mph
NW
|
|
Sunday
Jun 14
|
Mostly Sunny then Slight Chance Rain Showers
|
74°F |
9 to 15 mph
NW
|
|
Sunday Night
Jun 14
|
Slight Chance Rain Showers
|
54°F |
7 to 14 mph
E
|
Nearby Forecasts
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