Grotto Weather Forecast
- 39
- 44
Rain
- 37
- 48
Rain
- 36
- 42
Rain/Snow
- 37
- 44
Rain/Snow
- 39
- 44
Rain/Snow Likely
- 41
- 47
Rain Likely
- 39
- 48
Rain/Snow Likely
Today 7 Dec Foothills and Valleys of Snohomish and Northern King Counties
Rain until late Afternoon, then mostly cloudy with a chance of rain late in the afternoon. Rainfall Amounts a half inch to one inch possible. Highs near 50. Southeast wind to 10 Mph becoming south around 10 Mph in the afternoon. Gusts to 25 Mph.
Tonight 7 Dec Foothills and Valleys of Snohomish and Northern King Counties
Rain at Times. Rainfall Amounts a tenth to a quarter of an inch possible. Lows in the 40s. South wind to 10 Mph with Gusts to 20 Mph.
Grotto Temperature Statistics
December Temperature
Everett Snohomish County (41.6 miles)
Lowest 1 December, 2025
35.1 °FAverage December
42.5 °FHighest 5 December, 2025
52 °F
Climate (2020–Present)
Everett Snohomish County (41.6 miles)
Average Low 2020–2025
46.4 °FAverage 2020–2025
52.5 °FAverage High 2020–2025
59.2 °F