Idaho County, ID Weather Forecast
County weather hub
Slight Chance Light Snow
Compare major city weather across Idaho County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
A slight chance of snow before 4pm. Partly sunny, with a high near 43. West northwest wind around 5 mph. Chance of precipitation is 20%.
County Weather Overview
This county weather page brings together forecast coverage for Idaho County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 1 of 1 mapped cities in Idaho County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Apr 17 to Apr 23, 2026
- Latest sync
- Apr 17, 2026 4:57 PM MDT
- Forecast office
- MSO
- Source
- NOAA / NWS
Daily Outlook
This Week in Idaho County
Monday looks like the warmest upcoming period in Idaho County at 71 degrees F.
Tonight is the coolest period ahead with temperatures near 19 degrees F.
The strongest winds are forecast for This Afternoon at about 5 mph WNW.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 17, 2026 4:57 PM MDT
- Coverage
- 8 days
- Time zone
- America/Boise
- Forecast office
- MSO
- Radar station
- KMSX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Patchy fog between 11pm and 3am. Mostly clear, with a low around 19. North wind around 3 mph.
Partly sunny, with a high near 55. Southeast wind around 2 mph.
Partly cloudy, with a low around 26. South wind around 2 mph.
Mostly sunny, with a high near 66. South southeast wind around 2 mph.
Mostly cloudy, with a low around 34.
Mostly sunny, with a high near 71.
Partly cloudy, with a low around 37.
A slight chance of rain after noon. Mostly sunny, with a high near 71.
Rain likely. Mostly cloudy, with a low around 38.
Rain. Mostly cloudy, with a high near 53.
Rain before 3am, then rain and snow likely. Mostly cloudy, with a low around 32.
Rain and snow likely. Mostly cloudy, with a high near 46.
A chance of rain before 9pm, then a chance of rain and snow. Mostly cloudy, with a low around 28.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Apr 17
|
Slight Chance Light Snow
|
43°F |
5 mph
WNW
|
|
Tonight
Apr 17
|
Patchy Fog
|
19°F |
3 mph
N
|
|
Saturday
Apr 18
|
Partly Sunny
|
55°F |
2 mph
SE
|
|
Saturday Night
Apr 18
|
Partly Cloudy
|
26°F |
2 mph
S
|
|
Sunday
Apr 19
|
Mostly Sunny
|
66°F |
2 mph
SSE
|
|
Sunday Night
Apr 19
|
Mostly Cloudy
|
34°F |
2 mph
S
|
|
Monday
Apr 20
|
Mostly Sunny
|
71°F |
2 mph
S
|
|
Monday Night
Apr 20
|
Partly Cloudy
|
37°F |
2 mph
S
|
|
Tuesday
Apr 21
|
Mostly Sunny then Slight Chance Light Rain
|
71°F |
3 mph
S
|
|
Tuesday Night
Apr 21
|
Light Rain Likely
|
38°F |
3 mph
WSW
|
|
Wednesday
Apr 22
|
Light Rain
|
53°F |
5 mph
WSW
|
|
Wednesday Night
Apr 22
|
Light Rain then Rain And Snow Likely
|
32°F |
3 mph
W
|
|
Thursday
Apr 23
|
Rain And Snow Likely
|
46°F |
1 to 5 mph
WNW
|
|
Thursday Night
Apr 23
|
Chance Rain And Snow
|
28°F |
3 mph
W
|
Major City Forecasts
Live forecast snapshots for major cities across Idaho County.
Coverage
Forecast coverage currently spans 1 of 1 mapped cities in Idaho County.
Largest mapped city population in this region: 3,237.
