Atascadero, CA
Climate overview — based on NOAA 1991-2020 normals from SANTA MARGARITA BOOST, CA US.
Year-round temperatures (°F)
Avg high
Avg low
Best time to visit Atascadero
Full guide →Climate change signal
All-time records →38 of 366 (10.4%) of Atascadero's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.
| 1940s | 0 | |
| 1950s | 0 | |
| 1960s | 6 | |
| 1970s | 27 | |
| 1980s | 5 | |
| 1990s | 0 | |
| 2000s | 0 | |
| 2010s | 328 | |
| 2020s | 0 |
Bars: number of all-time daily heat records still standing that were set in each decade.
Monthly averages
| Month | Avg High | Avg Low | Avg Temp | Precipitation | Snow | Rainy days |
|---|---|---|---|---|---|---|
| January | °F | °F | °F | 7.43 in | — | 9 |
| February | °F | °F | °F | 6.79 in | — | 10 |
| March | °F | °F | °F | 5.25 in | — | 9 |
| April | °F | °F | °F | 1.82 in | — | 5 |
| May | °F | °F | °F | 0.67 in | — | 2 |
| June | °F | °F | °F | 0.16 in | — | 1 |
| July | °F | °F | °F | 0.05 in | — | 0 |
| August | °F | °F | °F | 0.01 in | — | 0 |
| September | °F | °F | °F | 0.12 in | — | 1 |
| October | °F | °F | °F | 1.59 in | — | 3 |
| November | °F | °F | °F | 2.54 in | — | 5 |
| December | °F | °F | °F | 5.15 in | — | 8 |
Last spring / first fall frost
All-time recordsHottest, coldest, wettest
Planting calendarWhat to plant, and when