Blythe, CA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Blythe, a city in Riverside County, California.

Today

103°F

Sunny

Sunny. High near 103, with temperatures falling to around 101 in the afternoon. North northwest wind around 5 mph.

7-day forecast for Blythe

When	Temp	Forecast	Wind	Precip
Today	103°F	Sunny	5 mph NNW	0%
Tonight	71°F	Mostly Clear	0 to 5 mph WSW	0%
Sunday	102°F	Sunny	0 to 10 mph S	0%
Sunday Night	75°F	Partly Cloudy	5 to 10 mph S	1%
Monday	101°F	Mostly Sunny	0 to 15 mph S	1%
Monday Night	72°F	Mostly Clear	0 to 15 mph SSW	0%
Tuesday	101°F	Sunny	0 to 5 mph WNW	0%
Tuesday Night	72°F	Clear	0 to 5 mph NW	0%
Wednesday	104°F	Sunny	0 to 10 mph E	1%
Wednesday Night	75°F	Mostly Clear	0 to 5 mph SSE	3%
Thursday	104°F	Sunny	0 to 10 mph ESE	9%
Thursday Night	76°F	Mostly Clear then Slight Chance Rain Showers	0 to 10 mph E	15%
Friday	104°F	Slight Chance Rain Showers then Sunny	5 to 10 mph E	15%
Friday Night	77°F	Mostly Clear	0 to 10 mph SSE	5%

Forecast source: National Weather Service (api.weather.gov) for Blythe (33.654, -114.622). Updated through the day.

Growing snapshot for Blythe

Last spring frost

Jan 5

First fall frost

Dec 21

Growing season

347 days

Hardiness zone

More local growing data for Blythe: nearby ZIP 92225 weather · frost dates · planting calendar · California frost dates

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Climate data from the nearest NOAA station, Blythe Ap, Ca (7.5 mi from Blythe). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.