Oconto County, WI Weather Forecast
County weather hub
Rain
Compare major city weather across Oconto County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Rain. Cloudy. Low around 39, with temperatures rising to around 43 overnight. North wind 2 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
County Weather Overview
This county weather page brings together forecast coverage for Oconto County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 4 of 4 mapped cities in Oconto County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Oct 15 to Oct 22, 2026
- Latest sync
- Oct 15, 2026 9:48 PM CDT
- Forecast office
- GRB
- Source
- NOAA / NWS
Daily Outlook
This Week in Oconto County
Thursday looks like the warmest upcoming period in Oconto County at 69 degrees F.
Friday Night is the coolest period ahead with temperatures near 25 degrees F.
The strongest winds are forecast for Friday at about 10 to 20 mph NNW.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 15, 2026 9:48 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
Rain likely before 1pm. Mostly cloudy. High near 51, with temperatures falling to around 46 in the afternoon. North northwest wind 10 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.
Widespread frost after 8pm. Mostly clear. Low around 25, with temperatures rising to around 28 overnight. West northwest wind 2 to 14 mph, with gusts as high as 24 mph. New rainfall amounts less than a tenth of an inch possible.
Widespread frost before 10am. Sunny, with a high near 56. West southwest wind 3 to 13 mph, with gusts as high as 25 mph.
Clear, with a low around 31. Southwest wind 9 to 14 mph, with gusts as high as 25 mph.
Sunny, with a high near 64.
Mostly clear, with a low around 35.
Mostly sunny, with a high near 65.
Areas of fog after midnight. Partly cloudy, with a low around 34.
Areas of fog before 9am. Sunny, with a high near 68.
Patchy fog after 2am. Mostly clear, with a low around 36.
Sunny, with a high near 68.
A slight chance of rain showers after 1am. Partly cloudy, with a low around 44. Chance of precipitation is 20%.
A slight chance of rain showers. Partly sunny, with a high near 69. Chance of precipitation is 20%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tonight
Oct 15
|
Rain
|
39°F |
2 to 9 mph
N
|
|
Friday
Oct 16
|
Light Rain Likely
|
51°F |
10 to 20 mph
NNW
|
|
Friday Night
Oct 16
|
Widespread Frost
|
25°F |
2 to 14 mph
WNW
|
|
Saturday
Oct 17
|
Widespread Frost then Sunny
|
56°F |
3 to 13 mph
WSW
|
|
Saturday Night
Oct 17
|
Clear
|
31°F |
9 to 14 mph
SW
|
|
Sunday
Oct 18
|
Sunny
|
64°F |
16 mph
SW
|
|
Sunday Night
Oct 18
|
Mostly Clear
|
35°F |
5 to 13 mph
SW
|
|
Monday
Oct 19
|
Mostly Sunny
|
65°F |
6 mph
SW
|
|
Monday Night
Oct 19
|
Partly Cloudy then Areas Of Fog
|
34°F |
0 to 3 mph
WSW
|
|
Tuesday
Oct 20
|
Areas Of Fog then Sunny
|
68°F |
0 to 3 mph
E
|
|
Tuesday Night
Oct 20
|
Mostly Clear then Patchy Fog
|
36°F |
2 mph
ENE
|
|
Wednesday
Oct 21
|
Sunny
|
68°F |
0 to 7 mph
SE
|
|
Wednesday Night
Oct 21
|
Partly Cloudy then Slight Chance Rain Showers
|
44°F |
2 to 6 mph
S
|
|
Thursday
Oct 22
|
Slight Chance Rain Showers
|
69°F |
3 to 7 mph
SSW
|
Major City Forecasts
Live forecast snapshots for major cities across Oconto County.
Coverage
Forecast coverage currently spans 4 of 4 mapped cities in Oconto County.
Largest mapped city population in this region: 1,534.
