Rowland Heights, CA Weather & Growing Conditions
Today
86°F
Sunny
Sunny, with a high near 86. Southwest wind 5 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Sunny | 5 to 10 mph SW | 0% |
| Tonight | 63°F | Patchy Fog | 0 to 5 mph SSW | 0% |
| Sunday | 83°F | Patchy Fog then Partly Sunny | 5 to 10 mph SSW | 0% |
| Sunday Night | 63°F | Patchy Fog | 5 mph S | 2% |
| Monday | 79°F | Mostly Sunny | 5 to 10 mph SSW | 1% |
| Monday Night | 62°F | Partly Cloudy then Patchy Fog | 0 to 10 mph SSW | 0% |
| Tuesday | 81°F | Patchy Fog then Mostly Sunny | 0 to 10 mph SSW | 0% |
| Tuesday Night | 63°F | Mostly Clear | 0 to 10 mph W | 0% |
| Wednesday | 87°F | Sunny | 0 to 10 mph SW | 0% |
| Wednesday Night | 65°F | Mostly Clear | 0 to 10 mph SW | 0% |
| Thursday | 88°F | Sunny | 0 to 10 mph SW | 2% |
| Thursday Night | 66°F | Mostly Clear | 0 to 10 mph SW | 2% |
| Friday | 89°F | Sunny | 0 to 10 mph SW | 2% |
| Friday Night | 66°F | Mostly Clear | 0 to 10 mph SSW | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Rowland Heights, CA
Growing season
365 days
Hardiness zone
10a
Explore more for Rowland Heights, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Fullerton Muni Ap, Ca (8.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.