Mossyrock Weather Forecast
- 46
- 57
Chance Rain
- 44
- 60
Rain Likely
- 42
- 55
Rain
- 40
- 52
Rain Showers
- 40
- 57
Mostly Cloudy
- 43
- 62
Mostly Cloudy
- 43
- 65
Partly Sunny
Today 13 May Foothills and Valleys of Thurston and Lewis Counties
Showers until late Afternoon, then cloudy with a chance of Showers late in the afternoon. Rainfall Amounts a quarter to a half inch possible. Highs in the mid 50s to lower 60s. Southwest wind to 10 Mph increasing to 10 to 15 Mph in the afternoon. Gusts to 30 Mph.
Tonight 13 May Foothills and Valleys of Thurston and Lewis Counties
Mostly cloudy. A chance of rain in the Evening, then a slight chance of rain after midnight. Lows in the mid to upper 40s. Southwest wind 10 to 15 Mph decreasing to 10 Mph or less after midnight. Gusts to 25 Mph.
Mossyrock Temperature Statistics
May Temperature
Chehalis-Centralia Airport (25.5 miles)
Lowest 1 May, 2026
44.6 °FAverage May
59.7 °FHighest 3 May, 2026
84.2 °F
Climate (2021–Present)
Chehalis-Centralia Airport (25.5 miles)
Average Low 2021–2026
43.7 °FAverage 2021–2026
52.1 °FAverage High 2021–2026
61.4 °F