Harman US

Moss Beach, CA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Moss Beach, a community in San Mateo County, California.

Today
66°F
Partly Sunny
Partly sunny. High near 66, with temperatures falling to around 64 in the afternoon. South wind around 10 mph. Chance of precipitation is 20%.

7-day forecast for Moss Beach

WhenTempForecastWindPrecip
Today 66°F Partly Sunny 10 mph S 15%
Tonight 56°F Mostly Cloudy 8 mph S 1%
Wednesday 67°F Partly Sunny 8 mph SSW 0%
Wednesday Night 57°F Areas Of Fog 0 to 7 mph SSW 0%
Thursday 68°F Areas Of Fog then Partly Sunny 0 to 7 mph WSW 0%
Thursday Night 57°F Areas Of Fog 0 to 6 mph NW 0%
Friday 70°F Areas Of Fog then Partly Sunny 0 to 8 mph NW 0%
Friday Night 58°F Patchy Fog 2 to 7 mph W 0%
Saturday 70°F Patchy Fog then Partly Sunny 2 to 7 mph W 0%
Saturday Night 59°F Mostly Cloudy 6 mph W 0%
Sunday 67°F Partly Sunny 5 to 9 mph W 0%
Sunday Night 57°F Mostly Cloudy 8 mph W 0%
Monday 65°F Partly Sunny 6 to 9 mph WSW 0%
Monday Night 57°F Mostly Cloudy 8 mph SW 0%

Forecast source: National Weather Service (api.weather.gov) for Moss Beach (37.513, -122.498). Updated through the day.

Growing snapshot for Moss Beach

Last spring frost
Feb 6
First fall frost
Dec 17
Growing season
328 days
Hardiness zone
10a

More local growing data for Moss Beach: nearby ZIP 94018 weather · frost dates · planting calendar · California frost dates

Nearby towns & communities

All California locations ›

Climate data from the nearest NOAA station, Half Moon Bay, Ca (2.8 mi from Moss Beach). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.