Letha, ID Weather Forecast
Local 7-day forecast
Chance Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Letha, ID in one place.
A chance of rain showers. Partly sunny, with a high near 74. West wind 8 to 13 mph. Chance of precipitation is 50%.
Local Weather Overview
This forecast page for Letha, 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 8, 2026 12:20 AM MDT.
The active forecast window currently covers Jun 9 to Jun 14, 2026 for Letha, ID.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 9 to Jun 14, 2026
- Latest sync
- Jun 8, 2026 12:20 AM MDT
- Forecast office
- BOI
- Source
- NOAA / NWS
Daily Outlook
This Week in Letha
Sunday looks like the warmest upcoming period in Letha at 89 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 45 degrees F.
The strongest winds are forecast for Tuesday Night at about 8 to 15 mph NNW.
Precipitation is mentioned in 1 upcoming forecast period.
Forecast Details
- Last updated
- Jun 8, 2026 12:20 AM MDT
- Coverage
- 6 days
- Time zone
- America/Boise
- Forecast office
- BOI
- Radar station
- KCBX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 45. North northwest wind 8 to 15 mph.
Sunny, with a high near 72.
Clear, with a low around 45.
Sunny, with a high near 81.
Clear, with a low around 52.
Sunny, with a high near 87.
Clear, with a low around 54.
Sunny, with a high near 88.
Clear, with a low around 54.
Sunny, with a high near 89.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Jun 9
|
Chance Rain Showers
|
74°F |
8 to 13 mph
W
|
|
Tuesday Night
Jun 9
|
Mostly Clear
|
45°F |
8 to 15 mph
NNW
|
|
Wednesday
Jun 10
|
Sunny
|
72°F |
7 to 14 mph
NW
|
|
Wednesday Night
Jun 10
|
Clear
|
45°F |
1 to 9 mph
NNE
|
|
Thursday
Jun 11
|
Sunny
|
81°F |
0 to 3 mph
NNW
|
|
Thursday Night
Jun 11
|
Clear
|
52°F |
5 mph
NNE
|
|
Friday
Jun 12
|
Sunny
|
87°F |
2 to 8 mph
NNW
|
|
Friday Night
Jun 12
|
Clear
|
54°F |
8 mph
NNW
|
|
Saturday
Jun 13
|
Sunny
|
88°F |
5 to 10 mph
NNW
|
|
Saturday Night
Jun 13
|
Clear
|
54°F |
6 to 10 mph
N
|
|
Sunday
Jun 14
|
Sunny
|
89°F |
2 to 6 mph
ENE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Letha.