Harman US

Diamond Springs, CA Weather & Growing Conditions

Today
99°F
Sunny
Sunny, with a high near 99. South southwest wind 2 to 6 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 99°F Sunny 2 to 6 mph SSW 0%
Tonight 68°F Clear 3 mph SE 0%
Wednesday 97°F Sunny 5 mph SSW 0%
Wednesday Night 68°F Clear 5 mph S 0%
Thursday 98°F Sunny 2 to 6 mph S 0%
Thursday Night 69°F Clear 5 mph SE 0%
Friday 98°F Sunny 2 to 6 mph S 0%
Friday Night 70°F Clear 5 mph SE 0%
Saturday 99°F Sunny 2 to 6 mph ESE 0%
Saturday Night 70°F Mostly Clear 5 mph SSE 0%
Sunday 97°F Sunny 2 to 6 mph SE 0%
Sunday Night 67°F Clear 5 mph S 0%
Monday 92°F Sunny 2 to 6 mph S 0%
Monday Night 63°F Mostly Clear 1 to 6 mph SE 1%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Diamond Springs, CA

Last spring frost
Mar 31
First fall frost
Nov 21
Growing season
237 days
Hardiness zone
9b

Explore more for Diamond Springs, CA: full frost dates · planting calendar · California frost dates

Climate data from the nearest NOAA station, Placerville, Ca (1.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.