Princeton Weather Forecast
- 50
- 88
Chance Rain Showers
- 52
- 87
Mostly Cloudy
- 53
- 89
Partly Sunny
- 50
- 86
Mostly Sunny
- 49
- 85
Mostly Sunny
- 51
- 89
Mostly Sunny
- 52
- 90
Partly Sunny
Today 15 Aug Central Panhandle Mountains
Partly cloudy with a chance of Showers and Thunderstorms. Haze and patchy smoke. Highs in the 80s. Chance of precipitation 20 percent.
Tonight 15 Aug Central Panhandle Mountains
Partly cloudy. A chance of Showers and Thunderstorms in the evening. Patchy smoke in the evening. Lows in the lower to mid 50s. Chance of precipitation 30 percent. Rainfall Amounts less than a tenth of an Inch, except higher Amounts possible in Thunderstorms.
Princeton Temperature Statistics
August Temperature
Pullman / Moscow Regional Airport (17.4 miles)
Lowest 3 August, 2026
41.6 °FAverage August
66.9 °FHighest 7 August, 2026
94.6 °F
Climate (2021–2026)
Pullman / Moscow Regional Airport (17.4 miles)
Average Low 2021–2026
39.2 °FAverage 2021–2026
49.3 °FAverage High 2021–2026
59.5 °F