Collier Memorial State Park Weather Forecast
- 28
- 60
Mostly Sunny
- 29
- 55
Slight Chance Rain
- 31
- 57
Partly Sunny
- 31
- 60
Mostly Sunny
- 35
- 67
Mostly Sunny
- 37
- 71
Mostly Sunny
Today 25 Apr Klamath Basin
Sunny until early Afternoon, then partly cloudy with a 10 percent chance of rain Showers late this afternoon. Highs in the mid 50s to lower 60s. North Winds around 5 Mph shifting to the northwest 10 to 15 Mph this afternoon.
Tonight 25 Apr Klamath Basin
Mostly clear. Lows in the mid 20s to lower 30s. Northwest Winds 10 to 15 Mph decreasing to around 5 Mph well after midnight.
Collier Memorial State Park Temperature Statistics
April Temperature
Klamath Falls International Airport (34.8 miles)
Lowest 17 April, 2026
14.6 °FAverage April
44.4 °FHighest 5 April, 2026
71.7 °F
Climate (2021–Present)
Klamath Falls International Airport (34.8 miles)
Average Low 2021–2026
34.1 °FAverage 2021–2026
48.9 °FAverage High 2021–2026
63.5 °F