Ravendale, CA frost dates
Last spring frostMay 16median date
First fall frostOct 8median date
Growing season145 daysfrost-free
Hardiness zone6bZone 6b
How Ravendale compares
- In 8 years out of 10, the last spring frost in Ravendale falls between April 29 and June 5, a 37-day window. The first fall frost falls between September 25 and October 22.
- The median last frost is 46 days later than the California median of Mar 31.
- Its 145-day growing season is longer than 14% of the 636 California places with a regular frost season (state median 235 days).
- The last frost is 24 days later than the zone 6b median of Apr 22. Hardiness zones measure winter cold, not season length, so use these dates rather than a zone 6b chart.
- The weather station records an average of 149 nights a year at or below 32°F.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | April 29 |
| 50% (median) | May 16 |
| 10% (safe for tender plants) | June 5 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | September 25 |
| 50% (median) | October 8 |
| 90% (late) | October 22 |
Frost here means 32°F (0°C). A median date means half of years have their last frost earlier and half later.
Planting calendar for Ravendale, CA
Ravendale, CA frost dates — last frost May 16, first frost Oct 8, zone 6b. whenisthelastfrost.com
Crop
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Start indoors: Feb 21 to Mar 7Transplant outside: Apr 18 to May 2
Start indoors: Mar 7 to Mar 21Transplant outside: May 30 to Jun 13
Start indoors: Mar 7 to Mar 21Transplant outside: May 30 to Jun 13
Start indoors: Mar 21 to Apr 4Transplant outside: May 23 to Jun 6
Start indoors: Mar 21 to Apr 4Transplant outside: Apr 25 to May 9Sow outdoors: Apr 18 to May 23Plant for fall: Aug 13 to Sep 10
Start indoors: Mar 21 to Apr 4Transplant outside: Apr 18 to May 2Sow outdoors: Apr 18 to May 2Plant for fall: Jul 30 to Aug 20
Start indoors: Mar 21 to Apr 4Transplant outside: May 2 to May 16Plant for fall: Jul 2 to Jul 23
Start indoors: Mar 21 to Apr 4Transplant outside: Apr 25 to May 9Plant for fall: Jul 2 to Jul 23
Start indoors: Mar 21 to Apr 4Transplant outside: May 2 to May 16Plant for fall: Jul 2 to Jul 23
Start indoors: Apr 4 to Apr 18Transplant outside: Jun 6 to Jun 20Sow outdoors: Jun 6 to Jun 20
Start indoors: Apr 4 to Apr 18Transplant outside: May 23 to Jun 6
Sow outdoors: Apr 4 to Apr 25Plant for fall: Jul 16 to Aug 6
Sow outdoors: Apr 4 to Apr 25Plant for fall: Aug 13 to Sep 3
Sow outdoors: Apr 11 to May 23Plant for fall: Aug 27 to Sep 17
Start indoors: Apr 18 to Apr 25Transplant outside: May 30 to Jun 6Sow outdoors: May 23 to Jun 6Plant for fall: Jul 23 to Aug 6
Start indoors: Apr 18 to Apr 25Sow outdoors: May 23 to Jun 6Plant for fall: Jul 30 to Aug 13
Start indoors: Apr 18 to Apr 25Sow outdoors: May 23 to Jun 6
Start indoors: Apr 18 to Apr 25Transplant outside: May 30 to Jun 13
Sow outdoors: Apr 25 to May 23Plant for fall: Jul 16 to Jul 30
Sow outdoors: Apr 25 to May 23Plant for fall: Jul 30 to Aug 13
Sow outdoors: Apr 25 to May 16
Sow outdoors: May 2 to May 30Plant for fall: Jul 30 to Aug 13
Sow outdoors: May 2 to May 23Plant for fall: Aug 13 to Sep 3
Sow outdoors: May 23 to Jun 13Plant for fall: Jul 23 to Aug 6
Sow outdoors: May 23 to Jun 6
Transplant outside: May 30 to Jun 20
Plant for fall: Sep 24 to Oct 29
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Ravendale, CA
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Feb 21 – Mar 7 | Apr 18 – May 2 | — | — |
| Peppers | Mar 7 – Mar 21 | May 30 – Jun 13 | — | — |
| Eggplant | Mar 7 – Mar 21 | May 30 – Jun 13 | — | — |
| Tomatoes | Mar 21 – Apr 4 | May 23 – Jun 6 | — | — |
| Lettuce | Mar 21 – Apr 4 | Apr 25 – May 9 | Apr 18 – May 23 | Aug 13 – Sep 10 |
| Kale | Mar 21 – Apr 4 | Apr 18 – May 2 | Apr 18 – May 2 | Jul 30 – Aug 20 |
| Broccoli | Mar 21 – Apr 4 | May 2 – May 16 | — | Jul 2 – Jul 23 |
| Cabbage | Mar 21 – Apr 4 | Apr 25 – May 9 | — | Jul 2 – Jul 23 |
| Cauliflower | Mar 21 – Apr 4 | May 2 – May 16 | — | Jul 2 – Jul 23 |
| Okra | Apr 4 – Apr 18 | Jun 6 – Jun 20 | Jun 6 – Jun 20 | — |
| Basil | Apr 4 – Apr 18 | May 23 – Jun 6 | — | — |
| Peas | — | — | Apr 4 – Apr 25 | Jul 16 – Aug 6 |
| Spinach | — | — | Apr 4 – Apr 25 | Aug 13 – Sep 3 |
| Radishes | — | — | Apr 11 – May 23 | Aug 27 – Sep 17 |
| Cucumbers | Apr 18 – Apr 25 | May 30 – Jun 6 | May 23 – Jun 6 | Jul 23 – Aug 6 |
| Zucchini & Summer Squash | Apr 18 – Apr 25 | — | May 23 – Jun 6 | Jul 30 – Aug 13 |
| Winter Squash & Pumpkins | Apr 18 – Apr 25 | — | May 23 – Jun 6 | — |
| Melons & Watermelon | Apr 18 – Apr 25 | May 30 – Jun 13 | — | — |
| Carrots | — | — | Apr 25 – May 23 | Jul 16 – Jul 30 |
| Beets | — | — | Apr 25 – May 23 | Jul 30 – Aug 13 |
| Potatoes | — | — | Apr 25 – May 16 | — |
| Swiss Chard | — | — | May 2 – May 30 | Jul 30 – Aug 13 |
| Cilantro | — | — | May 2 – May 23 | Aug 13 – Sep 3 |
| Green Beans | — | — | May 23 – Jun 13 | Jul 23 – Aug 6 |
| Sweet Corn | — | — | May 23 – Jun 6 | — |
| Sweet Potatoes | — | May 30 – Jun 20 | — | — |
| Garlic | — | — | — | Sep 24 – Oct 29 |
Dates come from the median frost dates and common extension-service timing. Adjust for your soil temperature, microclimate and the varieties you grow.
About these dates
Based on 1991–2020 NOAA climate normals for the Susanville 2sw, CA weather station, 49 km away (elevation 4,213 ft (1,284 m)). That is far enough away that your dates may differ, especially if your elevation is different.
Frost dates near Ravendale
- Madeline Jun 14 · Sep 18
- Termo May 28 · Sep 29
- Litchfield May 16 · Oct 8
- Susanville May 16 · Oct 8
- Standish May 16 · Oct 8
- Likely Jun 14 · Sep 18
- Wendel May 16 · Oct 8
- Janesville May 16 · Oct 8
- Eagleville Jun 14 · Sep 18
- Adin May 28 · Sep 29
Frequently asked questions
When is the last frost in Ravendale, CA?
The median last spring frost in Ravendale, CA is May 16. There is still about a 10% chance of frost after June 5, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Ravendale, CA?
The median first fall frost is October 8, with about a 10% chance of frost before September 25.
How long is the growing season in Ravendale, CA?
About 145 days between the median last spring frost and first fall frost.
What planting zone is Ravendale, CA?
Ravendale, CA is in USDA hardiness zone 6b.