Washington, CA Weather & Growing Conditions
Today
99°F
Sunny
Sunny. High near 99, with temperatures falling to around 97 in the afternoon. South southwest wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 99°F | Sunny | 5 mph SSW | 0% |
| Tonight | 69°F | Clear | 3 mph E | 0% |
| Wednesday | 98°F | Sunny | 5 mph S | 0% |
| Wednesday Night | 69°F | Clear | 1 to 5 mph SSE | 0% |
| Thursday | 99°F | Sunny | 5 mph SSW | 0% |
| Thursday Night | 70°F | Clear | 1 to 5 mph SSE | 0% |
| Friday | 100°F | Sunny | 5 mph SSE | 0% |
| Friday Night | 71°F | Clear | 1 to 5 mph SSE | 0% |
| Saturday | 100°F | Sunny | 2 to 6 mph SSW | 0% |
| Saturday Night | 71°F | Clear | 5 mph SSW | 0% |
| Sunday | 97°F | Sunny | 6 mph SSE | 0% |
| Sunday Night | 69°F | Clear | 6 mph ESE | 0% |
| Monday | 93°F | Sunny | 3 to 7 mph SSE | 0% |
| Monday Night | 66°F | Mostly Clear | 2 to 6 mph ESE | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Washington, CA
Last spring frost
May 4
First fall frost
Nov 4
Growing season
183 days
Hardiness zone
9a
Explore more for Washington, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Blue Canyon Ap, Ca (10 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.