Olney Weather Forecast
- 40
- 68
Rain Showers
- 44
- 68
Rain
- 35
- 61
Rain Showers
- 35
- 67
Slight Chance Rain
- 37
- 75
Partly Sunny
- 38
- 75
Partly Sunny
Today 5 Sep Kootenai/Cabinet Region
Partly cloudy. Slight chance of rain until late Afternoon, then slight chance of Showers and Thunderstorms late in the afternoon. Areas of fog early in the morning. Patchy fog late in the morning. Chance of precipitation 20 percent. Highs in the upper 60s to mid 70s.
Tonight 5 Sep Kootenai/Cabinet Region
Partly cloudy in the Evening, then mostly cloudy with a chance of rain Showers and a slight chance of Thunderstorms after midnight. Chance of precipitation 50 percent. Lows in the 40s.
Olney Temperature Statistics
September Temperature
Kalispell, Glacier Park International Airport (21.7 miles)
Lowest 1 September, 2026
41.6 °FAverage September
60.5 °FHighest 1 September, 2026
84.7 °F
Climate (2021–2026)
Kalispell, Glacier Park International Airport (21.7 miles)
Average Low 2021–2026
33.3 °FAverage 2021–2026
45.4 °FAverage High 2021–2026
57 °F