Knappa Slough - Knappa Weather Forecast
- 38
- 54
Mostly Sunny
- 36
- 54
Mostly Sunny
- 37
- 50
Partly Sunny
- 37
- 49
Slight Chance Rain
- 36
- 49
Chance Rain/Snow
- 39
- 49
Chance Rain
Today 19 Jan North Oregon Coast Range Lowlands
Widespread frost this morning. Sunny. Highs in the mid 50s. East wind 5 to 10 Mph.
Tonight 19 Jan North Oregon Coast Range Lowlands
Mostly clear. Areas of frost in the evening. Widespread frost after midnight. Lows in the mid 30s. Winds light.
Knappa Slough - Knappa Temperature Statistics
January Temperature
Astoria, Astoria Regional Airport (13.7 miles)
Lowest 10 January, 2026
34 °FAverage January
46 °FHighest 17 January, 2026
57 °F
Climate (2021–Present)
Astoria, Astoria Regional Airport (13.7 miles)
Average Low 2021–2026
45.8 °FAverage 2021–2026
52.4 °FAverage High 2021–2026
59.5 °F