Frost dates for 95524Bayside, CA
The average last spring frost in Bayside is February 22 and the average first fall frost is December 7, giving a typical growing season of about 293 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Feb 22
- Average first fall frost
- Dec 7
- Growing season
- 293 days
Safer after Mar 23 (1-in-10 risk)
Possible by Nov 15 (1-in-10 risk)
First frost typically in 41 days
Frost risk by date
NOAA reports frost dates as probabilities. The middle date is the average (a 50% chance). For spring, the 10% date is a safer planting date: frost after it happens in about 1 year in 10. Light frost (36°F) can damage tender plants; a hard freeze (28°F) kills most annuals.
| Temperature | Last spring: 90% / 50% / 10% chance | First fall: 10% / 50% / 90% chance | Growing season (50%) | Years with at least one |
|---|---|---|---|---|
| Light frost (36°F) | Mar 1 · Apr 1 · Apr 22 | Oct 25 · Nov 12 · Dec 4 | 223 days | 100% |
| Frost / freeze (32°F) | Dec 31 · Feb 22 · Mar 23 | Nov 15 · Dec 7 · Jan 11 | 293 days | 97% |
| Hard freeze (28°F) | Dec 11 · Jan 3 · Feb 8 | Dec 3 · Dec 25 · Jan 29 | 365 days | 48% |
Planting calendar for Bayside
Planting windows from the University of Maryland Extension calendar, shifted to your average frost dates. Use them as a starting point and adjust for seed packet instructions and local conditions.
| Crop | Task | Window |
|---|---|---|
| Tomatoes | Start seeds indoors | Jan 22 – Mar 30 |
| Tomatoes | Transplant outdoors | Mar 10 – Aug 17 |
| Peppers | Start seeds indoors | Jan 22 – Feb 22 |
| Peppers | Transplant outdoors | Mar 24 – Apr 24 |
| Eggplant | Start seeds indoors | Feb 8 – Mar 9 |
| Eggplant | Transplant outdoors | Mar 24 – Apr 24 |
| Cucumbers | Sow outdoors | Mar 24 – Aug 27 |
| Summer squash | Sow outdoors | Mar 10 – Apr 24 |
| Winter squash & pumpkins | Sow outdoors | Mar 24 – Apr 24 |
| Snap beans | Sow outdoors | Mar 10 – Sep 19 |
| Sweet corn | Sow outdoors | Mar 10 – Aug 17 |
| Watermelon & cantaloupe | Sow outdoors | Mar 24 – Apr 24 |
| Okra | Sow outdoors | Mar 17 – Apr 9 |
| Peas | Sow outdoors (spring) | Jan 22 – Mar 9 |
| Potatoes | Plant outdoors (spring) | Jan 22 – Mar 24 |
| Onions | Start seeds indoors (spring) | Dec 11 – Jan 7 |
| Onions | Transplant outdoors (spring) | Feb 8 – Mar 9 |
| Broccoli | Start seeds indoors (spring) | Jan 4 – Feb 7 |
| Broccoli | Transplant outdoors (spring) | Feb 8 – Mar 9 |
| Broccoli | Start seeds indoors (fall) | Aug 7 – Aug 17 |
| Broccoli | Transplant outdoors (fall) | Sep 6 – Sep 17 |
| Cabbage | Start seeds indoors (spring) | Dec 25 – Jan 22 |
| Cabbage | Transplant outdoors (spring) | Jan 22 – Feb 22 |
| Cabbage | Start seeds indoors (fall) | Jul 28 – Aug 27 |
| Cabbage | Transplant outdoors (fall) | Aug 27 – Sep 27 |
| Leaf lettuce | Sow outdoors (spring) | Jan 22 – Apr 9 |
| Leaf lettuce | Sow outdoors (fall) | Aug 27 – Oct 13 |
| Spinach | Sow outdoors (spring) | Jan 15 – Feb 28 |
| Spinach | Sow outdoors (fall) | Sep 13 – Oct 18 |
| Radishes | Sow outdoors (spring) | Jan 22 – Mar 14 |
| Radishes | Sow outdoors (fall) | Aug 27 – Oct 28 |
| Kale | Sow outdoors (spring) | Feb 8 – Feb 28 |
| Kale | Sow outdoors (fall) | Aug 20 – Sep 27 |
| Carrots | Sow outdoors (spring) | Feb 22 – Apr 9 |
| Carrots | Sow outdoors (fall) | Jul 28 – Sep 12 |
| Garlic | Plant outdoors (fall) | Nov 27 – Dec 28 |
Where these dates come from
ZIP code 95524 is matched to the NOAA station Eureka Wfo Woodley Island, CA, 9 km away, at 20 ft elevation (141 ft lower than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Eureka Wfo Woodley Island, CA (used) | 20 ft | Feb 22 | Dec 7 |
| Arcata Eureka Ap, CA | 200 ft | Mar 8 | Nov 30 |
| Scotia, CA | 136 ft | Feb 1 | Dec 19 |
| Grizzly Creek Sp, CA | 413 ft | Mar 4 | Nov 22 |
Frost dates near Bayside
- Arcata, CA 95518 · last Feb 22, first Dec 7
- Eureka, CA 95501 · last Feb 22, first Dec 7
- Cutten, CA 95534 · last Feb 22, first Dec 7
- Samoa, CA 95564 · last Feb 22, first Dec 7
- Mckinleyville, CA 95519 · last Mar 8, first Nov 30
- Fields Landing, CA 95537 · last Feb 22, first Dec 7
- Korbel, CA 95550 · last Apr 16, first Oct 31
- Blue Lake, CA 95525 · last Mar 8, first Nov 30
Frequently asked questions
- When is the last frost in Bayside, CA?
- For ZIP code 95524, the average last spring frost (32°F) is February 22, based on NOAA 1991-2020 climate normals for the Eureka Wfo Woodley Island, CA weather station. There is a 1-in-10 chance of a frost after March 23.
- When is the first frost in Bayside, CA?
- The average first fall frost (32°F) is December 7. There is a 1-in-10 chance of frost by November 15, so tender plants are at risk from that point on.
- How long is the growing season in 95524?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 293 days long.
- Are these frost dates a forecast?
- No. They are 30-year averages and probabilities from NOAA weather station records. Use them to plan, then watch your local forecast before planting tender crops or leaving them uncovered.