Frost dates for 98575Quinault, WA
The average last spring frost in Quinault is April 7 and the average first fall frost is November 10, giving a typical growing season of about 214 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Apr 7
- Average first fall frost
- Nov 10
- Growing season
- 214 days
Safer after May 6 (1-in-10 risk)
Possible by Oct 23 (1-in-10 risk)
First frost typically in 9 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) | Apr 16 · May 6 · May 25 | Oct 4 · Oct 21 · Nov 7 | 169 days | 100% |
| Frost / freeze (32°F) | Mar 17 · Apr 7 · May 6 | Oct 23 · Nov 10 · Dec 1 | 214 days | 100% |
| Hard freeze (28°F) | Jan 26 · Mar 2 · Mar 30 | Nov 7 · Nov 29 · Dec 30 | 271 days | 99% |
Planting calendar for Quinault
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 | Mar 7 – May 13 |
| Tomatoes | Transplant outdoors | Apr 23 – Jul 21 |
| Peppers | Start seeds indoors | Mar 7 – Apr 7 |
| Peppers | Transplant outdoors | May 7 – Jun 7 |
| Eggplant | Start seeds indoors | Mar 24 – Apr 22 |
| Eggplant | Transplant outdoors | May 7 – Jun 7 |
| Cucumbers | Sow outdoors | May 7 – Jul 31 |
| Summer squash | Sow outdoors | Apr 23 – Jun 7 |
| Winter squash & pumpkins | Sow outdoors | May 7 – Jun 7 |
| Snap beans | Sow outdoors | Apr 23 – Aug 23 |
| Sweet corn | Sow outdoors | Apr 23 – Jul 21 |
| Watermelon & cantaloupe | Sow outdoors | May 7 – Jun 7 |
| Okra | Sow outdoors | Apr 30 – May 23 |
| Peas | Sow outdoors (spring) | Mar 7 – Apr 22 |
| Potatoes | Plant outdoors (spring) | Mar 7 – May 7 |
| Onions | Start seeds indoors (spring) | Jan 24 – Feb 20 |
| Onions | Transplant outdoors (spring) | Mar 24 – Apr 22 |
| Broccoli | Start seeds indoors (spring) | Feb 17 – Mar 23 |
| Broccoli | Transplant outdoors (spring) | Mar 24 – Apr 22 |
| Broccoli | Start seeds indoors (fall) | Jul 11 – Jul 21 |
| Broccoli | Transplant outdoors (fall) | Aug 10 – Aug 21 |
| Cabbage | Start seeds indoors (spring) | Feb 7 – Mar 7 |
| Cabbage | Transplant outdoors (spring) | Mar 7 – Apr 7 |
| Cabbage | Start seeds indoors (fall) | Jul 1 – Jul 31 |
| Cabbage | Transplant outdoors (fall) | Jul 31 – Aug 31 |
| Leaf lettuce | Sow outdoors (spring) | Mar 7 – May 23 |
| Leaf lettuce | Sow outdoors (fall) | Jul 31 – Sep 16 |
| Spinach | Sow outdoors (spring) | Feb 28 – Apr 13 |
| Spinach | Sow outdoors (fall) | Aug 17 – Sep 21 |
| Radishes | Sow outdoors (spring) | Mar 7 – Apr 27 |
| Radishes | Sow outdoors (fall) | Jul 31 – Oct 1 |
| Kale | Sow outdoors (spring) | Mar 24 – Apr 13 |
| Kale | Sow outdoors (fall) | Jul 24 – Aug 31 |
| Carrots | Sow outdoors (spring) | Apr 7 – May 23 |
| Carrots | Sow outdoors (fall) | Jul 1 – Aug 16 |
| Garlic | Plant outdoors (fall) | Oct 31 – Dec 1 |
Where these dates come from
ZIP code 98575 is matched to the NOAA station Quinault 4 Ne, WA, 6.1 km away, at 286 ft elevation (619 ft lower than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Quinault 4 Ne, WA (used) | 286 ft | Apr 7 | Nov 10 |
| Aberdeen 20Nne, WA | 435 ft | Apr 15 | Nov 2 |
| Humptulips Salmon Hatchery, WA | 140 ft | Apr 26 | Oct 22 |
| Clearwater, WA | 80 ft | Apr 29 | Oct 17 |
Frost dates near Quinault
- Amanda Park, WA 98526 · last Apr 7, first Nov 10
- Neilton, WA 98566 · last Apr 26, first Oct 22
- Humptulips, WA 98552 · last Apr 26, first Oct 22
- Taholah, WA 98587 · last Apr 29, first Oct 17
- Matlock, WA 98560 · last Apr 27, first Oct 16
- Moclips, WA 98562 · last Apr 26, first Oct 22
- Pacific Beach, WA 98571 · last Apr 26, first Oct 22
- Copalis Crossing, WA 98536 · last Apr 26, first Oct 22
Frequently asked questions
- When is the last frost in Quinault, WA?
- For ZIP code 98575, the average last spring frost (32°F) is April 7, based on NOAA 1991-2020 climate normals for the Quinault 4 Ne, WA weather station. There is a 1-in-10 chance of a frost after May 6.
- When is the first frost in Quinault, WA?
- The average first fall frost (32°F) is November 10. There is a 1-in-10 chance of frost by October 23, so tender plants are at risk from that point on.
- How long is the growing season in 98575?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 214 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.