Santa Cruz County weather, town by town
30 places in Santa Cruz County, California, each with its own live forecast and radar, and where a station sits close enough, measured weather records.
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Measured at the NOAA stations serving these towns, daily records 1906 to 2026. Station extremes, not official state records.
Santa Cruz County Weather Facts
Santa Cruz County has 30 places on myweatherrock (25 census-designated places, 5 cities), each with its own live forecast, hourly timeline, ten day outlook and radar. The hottest day in the station records is 121°F at Ben Lomond #4 on September 6, 2020. The coldest night is 12°F at Watsonville Wtr Wks on December 22, 1990. The wettest day brought 11.47 inches of rain at Ben Lomond #4 on January 4, 1982. The biggest single-day snow measured 0.39 inches at Boulder Creek 3.6 Ne on December 16, 2008. Those are station measurements from NOAA's daily records, 1906 to 2026, not official state records. By area the largest place is Day Valley, about 19 square miles.
About Santa Cruz County weather
The map on the Now tab shows every Santa Cruz County town's current temperature from our own server, one dot per town. Tap any dot, or type a town above, for that town's full forecast.
What the weather is usually like
Across the 30 Santa Cruz County towns with station normals, the warmest month is September, when the day usually reaches 81°F, and the coldest is December, when the night usually falls to 39°F. February is the wettest, with rain on about 11 days. September afternoons run from about 71°F in Monterey to 87°F in Ben Lomond. December nights run from about 37°F in Ben Lomond to 44°F in Monterey.
Means of the 1991 to 2020 station normals serving these towns, as published by NOAA; each town's page carries its own.
Where these numbers come from
- Current conditions and forecast: NOAA forecast grids decoded on our own server, corrected against the nearest reporting station and our own radar. Open-Meteo is consulted only as a fallback when our server is silent.
- Records: computed by myweatherrock from NOAA GHCN-Daily station records at the stations serving these towns. Measurements, not estimates.
- Warnings and alerts: the National Weather Service, passed through unchanged.
Santa Cruz County weather records
Measured at the NOAA stations serving these towns, daily records 1906 to 2026. Station extremes, not official state records.
Common questions about Santa Cruz County weather
- What is the hottest temperature recorded at a Santa Cruz County station?
- 121°F at Ben Lomond #4 on September 6, 2020, in the NOAA daily station records myweatherrock holds (1906 to 2026).
- What is the coldest temperature recorded at a Santa Cruz County station?
- 12°F at Watsonville Wtr Wks on December 22, 1990.
- What is the most rain a Santa Cruz County station has measured in one day?
- 11.47 inches at Ben Lomond #4 on January 4, 1982.
- What is the biggest one-day snowfall at a Santa Cruz County station?
- 0.39 inches at Boulder Creek 3.6 Ne on December 16, 2008.
- How many Santa Cruz County towns have a weather page here?
- 30: 25 census-designated places, 5 cities. Each page carries current conditions, the hourly timeline, the ten day outlook, radar, and where a station sits close enough, measured records.
- Where does the Santa Cruz County forecast come from?
- NOAA forecast grids (the National Weather Service digital forecast, the National Blend of Models, HRRR and GFS) decoded on our own server, corrected against the nearest reporting station and our own radar. Open-Meteo is consulted only as a fallback when our server is silent.
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