Winchester Lake Weather Forecast
- 44
- 67
Mostly Sunny
- 46
- 75
Increasing Clouds
- 40
- 63
Rain Showers Likely
- 36
- 50
Chance Rain/Snow
- 39
- 61
Mostly Sunny
- 46
- 69
Mostly Sunny
- 49
- 75
Mostly Sunny
Today 1 May Lewis and Southern Nez Perce Counties
Sunny. Highs in the mid 60s to mid 70s.
Tonight 1 May Lewis and Southern Nez Perce Counties
Mostly clear. Lows in the lower 40s to lower 50s.
Winchester Lake Temperature Statistics
May Temperature
Grangeville - Idaho County Airport (30.4 miles)
Lowest
–Average May
–Highest
–
Climate (2020–Present)
Grangeville - Idaho County Airport (30.4 miles)
Average Low 2020–2025
36.4 °FAverage 2020–2025
46.8 °FAverage High 2020–2025
57.3 °F