Lake Waha Weather Forecast
- 45
- 67
Rain Showers Likely
- 44
- 61
Partly Sunny
- 41
- 58
Partly Sunny
- 35
- 51
Chance Rain Showers
- 35
- 50
Slight Chance Snow Showers
- 40
- 59
Partly Sunny
Today 13 May Lewis and Southern Nez Perce Counties
Mostly cloudy. A chance of rain Showers in the Morning, then rain Showers likely and a chance of Thunderstorms in the afternoon. Highs in the mid 60s to lower 70s. Temperature falling into the lower 50s in the afternoon. Windy. Southwest wind 5 to 15 Mph shifting to the west 15 to 25 Mph in the Afternoon, Gusts up to 35 Mph increasing to 45 Mph in the afternoon. Chance of precipitation 70 percent. Rainfall Amounts less than a quarter of an Inch, except higher Amounts possible in Thunderstorms.
Tonight 13 May Lewis and Southern Nez Perce Counties
Mostly cloudy with a chance of rain Showers in the Evening, then mostly clear overnight. Lows in the upper 30s to mid 40s. Windy. Southwest wind 15 to 25 Mph with Gusts up to 40 Mph. Chance of precipitation 20 percent. Rainfall Amounts less than a tenth of an inch.
Lake Waha Temperature Statistics
May Temperature
Grangeville - Idaho County Airport (37.9 miles)
Lowest 1 May, 2026
33.8 °FAverage May
56.2 °FHighest 10 May, 2026
77 °F
Climate (2021–Present)
Grangeville - Idaho County Airport (37.9 miles)
Average Low 2021–2026
37.1 °FAverage 2021–2026
47.5 °FAverage High 2021–2026
58 °F