When to plant in El Cerrito Corona, CA
Planting dates worked out from El Cerrito Corona's own frost records, not a generic zone chart.
Frost is rare in El Cerrito Corona: in 10 of the last 21 springs there was none at all. Frost dates matter less here than heat, so the planting table below is left out.
Safe to plant out
Mar 12
1 year in 10 has a later frost
Average last frost
Jan 25
about a 50% chance of a later one
Average first fall frost
Dec 23
1 year in 10 by Dec 5
Frost-free days
349
median, 1991–2020
Station used: Riverside Muni Ap · 14.9 km away · station 258 m, town 267 m. How we match towns to stations
El Cerrito Corona's weather over time
How the growing season has shifted here, year by year, from the station's own records.
Each year's last spring frostLong-term trend
See the data as a table
| Year | Last spring frost |
|---|---|
| 1999 | Apr 2 |
| 2001 | Feb 8 |
| 2002 | Mar 17 |
| 2003 | Feb 6 |
| 2006 | Mar 12 |
| 2007 | Mar 1 |
| 2009 | Feb 10 |
| 2011 | Feb 27 |
| 2013 | Jan 13 |
| 2015 | Jan 2 |
| 2017 | Jan 17 |
Each year's frost-free daysLong-term trend
See the data as a table
| Year | Frost-free days |
|---|---|
| 1999 | 272 |
| 2000 | 315 |
| 2001 | 303 |
| 2002 | 281 |
| 2003 | 308 |
| 2004 | 332 |
| 2005 | 363 |
| 2006 | 267 |
| 2009 | 323 |
| 2010 | 363 |
| 2011 | 306 |
| 2012 | 363 |
| 2013 | 351 |
| 2014 | 363 |
| 2015 | 362 |
| 2016 | 363 |
| 2017 | 347 |
| 2018 | 363 |
| 2019 | 363 |
| 2020 | 363 |
| 2021 | 363 |
| 2022 | 363 |
| 2023 | 363 |
| 2024 | 363 |
Each year's average temperature, April to SeptemberLong-term trend
See the data as a table
| Year | Growing-season temperature |
|---|---|
| 1999 | 20.8 °C |
| 2000 | 22.6 °C |
| 2001 | 21.7 °C |
| 2002 | 21.6 °C |
| 2003 | 22.0 °C |
| 2004 | 22.3 °C |
| 2005 | 21.8 °C |
| 2006 | 22.5 °C |
| 2009 | 23.1 °C |
| 2010 | 21.8 °C |
| 2011 | 22.4 °C |
| 2012 | 23.8 °C |
| 2013 | 23.6 °C |
| 2014 | 24.0 °C |
| 2015 | 23.7 °C |
| 2016 | 23.8 °C |
| 2017 | 23.9 °C |
| 2018 | 23.8 °C |
| 2019 | 22.8 °C |
| 2020 | 23.9 °C |
| 2021 | 23.5 °C |
| 2022 | 24.4 °C |
| 2023 | 22.2 °C |
| 2024 | 23.2 °C |
What this means for you: This station's record is too short to show a reliable trend yet.
Source: daily records from Riverside Muni Ap (NOAA GHCN-Daily). Years with too many missing days are left out.