Arnold Weather Forecast
- 44
- 60
Becoming Sunny
- 44
- 62
Mostly Sunny
- 43
- 60
Slight Chance Rain
- 40
- 56
Chance Rain
- 36
- 48
Rain Likely
- 36
- 49
Chance Rain
Today 6 Feb West Slope Northern Sierra Nevada
Mostly cloudy. At lower Elevations, a slight chance of rain late in the afternoon. At higher Elevations, a chance of rain and snow late in the afternoon. Highs 42 to 57 higher Elevations. 56 to 66 lower Elevations. Snow level 7500 feet. Light Winds.
Tonight 6 Feb West Slope Northern Sierra Nevada
Partly cloudy in the evening then clearing. Colder. Lows 27 to 42 higher Elevations. 39 to 51 lower Elevations. Light Winds.
Arnold Temperature Statistics
February Temperature
COLUMBIA (15.5 miles)
Lowest 2 February, 2026
35.6 °FAverage February
51.1 °FHighest 1 February, 2026
71.6 °F
Climate (2021–Present)
COLUMBIA (15.5 miles)
Average Low 2021–2026
46.9 °FAverage 2021–2026
59.9 °FAverage High 2021–2026
73.7 °F