Irwin, ID Weather Forecast
Local 7-day forecast
Slight Chance Rain Showers then Slight Chance T-storms
Track current conditions, temperature changes, wind, and the full daily outlook for Irwin, ID in one place.
A slight chance of rain showers before noon, then a slight chance of thunderstorms. Mostly sunny. High near 62, with temperatures falling to around 60 in the afternoon. Southwest wind 6 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Local Weather Overview
This forecast page for Irwin, 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: Jun 1, 2026 9:52 AM MDT.
The active forecast window currently covers Jun 1 to Jun 7, 2026 for Irwin, ID.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 1 to Jun 7, 2026
- Latest sync
- Jun 1, 2026 9:52 AM MDT
- Forecast office
- PIH
- Source
- NOAA / NWS
Daily Outlook
This Week in Irwin
Saturday looks like the warmest upcoming period in Irwin at 75 degrees F.
Tonight is the coolest period ahead with temperatures near 38 degrees F.
The strongest winds are forecast for Saturday at about 17 to 24 mph S.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 1, 2026 9:52 AM MDT
- Coverage
- 8 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
A slight chance of rain showers before midnight. Mostly clear, with a low around 38. South southwest wind 6 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Sunny. High near 66, with temperatures falling to around 64 in the afternoon. South southwest wind 9 to 13 mph, with gusts as high as 21 mph.
Mostly clear, with a low around 41. South wind 5 to 13 mph, with gusts as high as 18 mph.
Sunny, with a high near 70. Southwest wind 7 to 14 mph, with gusts as high as 21 mph.
Partly cloudy, with a low around 46.
Mostly sunny, with a high near 69.
Mostly clear, with a low around 44.
Sunny, with a high near 71.
Mostly clear, with a low around 47.
Sunny, with a high near 75.
Partly cloudy, with a low around 48.
A slight chance of rain before noon. Mostly sunny, with a high near 65. Chance of precipitation is 20%.
Partly cloudy, with a low around 41.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Jun 1
|
Slight Chance Rain Showers then Slight Chance T-storms
|
62°F |
6 to 15 mph
SW
|
|
Tonight
Jun 1
|
Slight Chance Rain Showers then Mostly Clear
|
38°F |
6 to 13 mph
SSW
|
|
Tuesday
Jun 2
|
Sunny
|
66°F |
9 to 13 mph
SSW
|
|
Tuesday Night
Jun 2
|
Mostly Clear
|
41°F |
5 to 13 mph
S
|
|
Wednesday
Jun 3
|
Sunny
|
70°F |
7 to 14 mph
SW
|
|
Wednesday Night
Jun 3
|
Partly Cloudy
|
46°F |
8 to 12 mph
SE
|
|
Thursday
Jun 4
|
Mostly Sunny
|
69°F |
10 to 21 mph
SSW
|
|
Thursday Night
Jun 4
|
Mostly Clear
|
44°F |
13 to 22 mph
SSW
|
|
Friday
Jun 5
|
Sunny
|
71°F |
12 to 15 mph
SSW
|
|
Friday Night
Jun 5
|
Mostly Clear
|
47°F |
10 to 17 mph
S
|
|
Saturday
Jun 6
|
Sunny
|
75°F |
17 to 24 mph
S
|
|
Saturday Night
Jun 6
|
Partly Cloudy
|
48°F |
13 to 20 mph
SSW
|
|
Sunday
Jun 7
|
Slight Chance Light Rain then Mostly Sunny
|
65°F |
13 to 20 mph
SW
|
|
Sunday Night
Jun 7
|
Partly Cloudy
|
41°F |
9 to 15 mph
SSW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Irwin.