Rio Dell Weather Forecast
- 46
- 59
Increasing Clouds
- 53
- 58
Rain
- 48
- 59
Rain
- 45
- 53
Rain
- 51
- 55
Rain
- 44
- 55
Rain
- 44
- 52
Rain Likely
Today 14 Dec Northern Humboldt Coast
Mostly cloudy. Highs 54 to 64. Southeast wind around 5 Mph shifting to the southwest in the afternoon.
Tonight 14 Dec Northern Humboldt Coast
Mostly cloudy. Slight chance of rain overnight. Lows 42 to 52. Southeast wind 5 to 15 Mph.
Rio Dell Temperature Statistics
December Temperature
Fortuna Rohnerville Airport (3.7 miles)
Lowest 3 December, 2025
37.4 °FAverage December
48.7 °FHighest 9 December, 2025
62.6 °F
Climate (2020–Present)
Fortuna Rohnerville Airport (3.7 miles)
Average Low 2020–2025
45.1 °FAverage 2020–2025
51.2 °FAverage High 2020–2025
59.5 °F