Northeim, WI Weather Forecast
Local 7-day forecast
Slight Chance Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Northeim, WI in one place.
A slight chance of rain showers between 11pm and 3am. Mostly cloudy, with a low around 48. East northeast wind 10 to 14 mph, with gusts as high as 18 mph.
Local Weather Overview
This forecast page for Northeim, WI 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: Sep 21, 2026 10:24 PM CDT.
The active forecast window currently covers Sep 21 to Sep 28, 2026 for Northeim, WI.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 21 to Sep 28, 2026
- Latest sync
- Sep 21, 2026 10:24 PM CDT
- Forecast office
- GRB
- Source
- NOAA / NWS
Daily Outlook
This Week in Northeim
Monday looks like the warmest upcoming period in Northeim at 67 degrees F.
Tonight is the coolest period ahead with temperatures near 48 degrees F.
The strongest winds are forecast for Tuesday at about 12 to 16 mph ENE.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 21, 2026 10:24 PM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- GRB
- Radar station
- KGRB
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly cloudy, with a high near 62. East northeast wind 12 to 16 mph, with gusts as high as 22 mph.
Partly cloudy. Low around 49, with temperatures rising to around 51 overnight. East northeast wind 8 to 14 mph, with gusts as high as 20 mph.
Sunny, with a high near 63. East northeast wind 8 to 13 mph.
Mostly clear, with a low around 51. East northeast wind around 8 mph.
Mostly sunny, with a high near 63.
Mostly cloudy, with a low around 51.
Mostly sunny, with a high near 63.
Partly cloudy, with a low around 50.
Mostly sunny, with a high near 64.
A slight chance of rain showers after 1am. Mostly cloudy, with a low around 52. Chance of precipitation is 20%.
A slight chance of rain showers before 7am. Partly sunny, with a high near 65. Chance of precipitation is 20%.
Mostly cloudy, with a low around 54.
Mostly sunny, with a high near 67.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tonight
Sep 21
|
Slight Chance Rain Showers
|
48°F |
10 to 14 mph
ENE
|
|
Tuesday
Sep 22
|
Mostly Cloudy
|
62°F |
12 to 16 mph
ENE
|
|
Tuesday Night
Sep 22
|
Partly Cloudy
|
49°F |
8 to 14 mph
ENE
|
|
Wednesday
Sep 23
|
Sunny
|
63°F |
8 to 13 mph
ENE
|
|
Wednesday Night
Sep 23
|
Mostly Clear
|
51°F |
8 mph
ENE
|
|
Thursday
Sep 24
|
Mostly Sunny
|
63°F |
6 to 9 mph
E
|
|
Thursday Night
Sep 24
|
Mostly Cloudy
|
51°F |
3 mph
ENE
|
|
Friday
Sep 25
|
Mostly Sunny
|
63°F |
3 to 8 mph
ESE
|
|
Friday Night
Sep 25
|
Partly Cloudy
|
50°F |
3 mph
ESE
|
|
Saturday
Sep 26
|
Mostly Sunny
|
64°F |
2 to 8 mph
SE
|
|
Saturday Night
Sep 26
|
Mostly Cloudy then Slight Chance Rain Showers
|
52°F |
1 to 5 mph
S
|
|
Sunday
Sep 27
|
Slight Chance Rain Showers then Partly Sunny
|
65°F |
3 to 7 mph
SSW
|
|
Sunday Night
Sep 27
|
Mostly Cloudy
|
54°F |
5 mph
W
|
|
Monday
Sep 28
|
Mostly Sunny
|
67°F |
3 to 8 mph
ENE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Northeim.