Chapin, ID Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Chapin, ID in one place.
Sunny, with a high near 63. South southwest wind 7 to 10 mph, with gusts as high as 21 mph.
Local Weather Overview
This forecast page for Chapin, ID 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 14, 2026 8:56 PM MDT.
The active forecast window currently covers Sep 15 to Sep 21, 2026 for Chapin, ID.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 15 to Sep 21, 2026
- Latest sync
- Sep 14, 2026 8:56 PM MDT
- Forecast office
- PIH
- Source
- NOAA / NWS
Daily Outlook
This Week in Chapin
Wednesday looks like the warmest upcoming period in Chapin at 67 degrees F.
Saturday Night is the coolest period ahead with temperatures near 39 degrees F.
The strongest winds are forecast for Wednesday Night at about 5 to 13 mph ESE.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 14, 2026 8:56 PM MDT
- Coverage
- 7 days
- Time zone
- America/Boise
- Forecast office
- PIH
- Radar station
- KSFX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear. Low around 42, with temperatures rising to around 44 overnight. South southeast wind around 7 mph.
Mostly sunny, with a high near 67. South wind around 8 mph.
A chance of rain after midnight. Partly cloudy, with a low around 48. East southeast wind 5 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
A chance of rain before noon, then showers and thunderstorms likely. Partly sunny, with a high near 65. Chance of precipitation is 60%.
Showers and thunderstorms likely before midnight, then a chance of rain. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.
A chance of rain before noon, then a chance of showers and thunderstorms. Partly sunny, with a high near 59. Chance of precipitation is 40%.
A chance of rain. Partly cloudy, with a low around 40. Chance of precipitation is 30%.
A slight chance of rain before noon, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 58. Chance of precipitation is 20%.
Mostly clear, with a low around 39.
Sunny, with a high near 62.
Mostly clear, with a low around 41.
Sunny, with a high near 64.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Sep 15
|
Sunny
|
63°F |
7 to 10 mph
SSW
|
|
Tuesday Night
Sep 15
|
Mostly Clear
|
42°F |
7 mph
SSE
|
|
Wednesday
Sep 16
|
Mostly Sunny
|
67°F |
8 mph
S
|
|
Wednesday Night
Sep 16
|
Partly Cloudy then Chance Light Rain
|
48°F |
5 to 13 mph
ESE
|
|
Thursday
Sep 17
|
Chance Light Rain then Showers And Thunderstorms Likely
|
65°F |
13 mph
SSE
|
|
Thursday Night
Sep 17
|
Showers And Thunderstorms Likely then Chance Light Rain
|
45°F |
8 mph
SE
|
|
Friday
Sep 18
|
Chance Light Rain then Chance Showers And Thunderstorms
|
59°F |
5 to 8 mph
SSW
|
|
Friday Night
Sep 18
|
Chance Light Rain
|
40°F |
6 mph
S
|
|
Saturday
Sep 19
|
Slight Chance Light Rain then Slight Chance Showers And Thunderstorms
|
58°F |
7 mph
SSW
|
|
Saturday Night
Sep 19
|
Mostly Clear
|
39°F |
6 mph
S
|
|
Sunday
Sep 20
|
Sunny
|
62°F |
6 mph
SSW
|
|
Sunday Night
Sep 20
|
Mostly Clear
|
41°F |
6 mph
E
|
|
Monday
Sep 21
|
Sunny
|
64°F |
7 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Chapin.