Alder Springs Weather Forecast
- 42
- 54
Slight Chance Rain Showers
- 44
- 55
Rain Showers
- 42
- 50
Rain Showers
- 45
- 49
Rain Showers
- 44
- 51
Rain Showers
- 40
- 48
Rain Showers Likely
- 40
- 46
Rain Showers
Today 17 Dec Mountains Southwestern Shasta County to Western Colusa County
Mostly cloudy in the morning then clearing. At lower Elevations, a chance of rain Showers early in the Morning, patchy fog until late afternoon. At higher Elevations, patchy fog early in the Morning, then Areas of fog late in the Morning, rain Showers early in the morning. A chance of rain Showers early in the afternoon. Highs 46 to 61. Prevailing west Winds up to 15 Mph. Gusts up to 35 Mph in the morning.
Tonight 17 Dec Mountains Southwestern Shasta County to Western Colusa County
Partly cloudy early in the Evening, then mostly cloudy with a slight chance of rain Showers in the late evening and early morning. Mostly cloudy with a chance of rain Showers late in the night. In the Valleys, patchy fog after midnight. Lows 36 to 46. Light Winds.
Alder Springs Temperature Statistics
December Temperature
Red Bluff, Red Bluff Municipal Airport (42.3 miles)
Lowest 1 December, 2025
35.1 °FAverage December
42.8 °FHighest 3 December, 2025
62.1 °F
Climate (2020–Present)
Red Bluff, Red Bluff Municipal Airport (42.3 miles)
Average Low 2020–2025
52.7 °FAverage 2020–2025
64.9 °FAverage High 2020–2025
77.7 °F