Frost dates for 99762Nome, AK
The average last spring frost in Nome is June 5 and the average first fall frost is September 3, giving a typical growing season of about 88 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Jun 5
- Average first fall frost
- Sep 3
- Growing season
- 88 days
Safer after Jun 26 (1-in-10 risk)
Possible by Aug 15 (1-in-10 risk)
Last frost typically in 221 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) | — | — | 51 days | 100% |
| Frost / freeze (32°F) | May 20 · Jun 5 · Jun 26 | Aug 15 · Sep 3 · Sep 22 | 88 days | 100% |
| Hard freeze (28°F) | May 7 · May 23 · Jun 6 | Sep 1 · Sep 19 · Oct 6 | 117 days | 100% |
Planting calendar for Nome
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 | May 5 – Jul 11 |
| Tomatoes | Transplant outdoors | Jun 21 – May 14 |
| Peppers | Start seeds indoors | May 5 – Jun 5 |
| Peppers | Transplant outdoors | Jul 5 – Aug 5 |
| Eggplant | Start seeds indoors | May 22 – Jun 20 |
| Eggplant | Transplant outdoors | Jul 5 – Aug 5 |
| Cucumbers | Sow outdoors | Jul 5 – May 24 |
| Summer squash | Sow outdoors | Jun 21 – Aug 5 |
| Winter squash & pumpkins | Sow outdoors | Jul 5 – Aug 5 |
| Snap beans | Sow outdoors | Jun 21 – Jun 16 |
| Sweet corn | Sow outdoors | Jun 21 – May 14 |
| Watermelon & cantaloupe | Sow outdoors | Jul 5 – Aug 5 |
| Okra | Sow outdoors | Jun 28 – Jul 21 |
| Peas | Sow outdoors (spring) | May 5 – Jun 20 |
| Potatoes | Plant outdoors (spring) | May 5 – Jul 5 |
| Onions | Start seeds indoors (spring) | Mar 24 – Apr 20 |
| Onions | Transplant outdoors (spring) | May 22 – Jun 20 |
| Broccoli | Start seeds indoors (spring) | Apr 17 – May 21 |
| Broccoli | Transplant outdoors (spring) | May 22 – Jun 20 |
| Broccoli | Start seeds indoors (fall) | May 4 – May 14 |
| Broccoli | Transplant outdoors (fall) | Jun 3 – Jun 14 |
| Cabbage | Start seeds indoors (spring) | Apr 7 – May 5 |
| Cabbage | Transplant outdoors (spring) | May 5 – Jun 5 |
| Cabbage | Start seeds indoors (fall) | Apr 24 – May 24 |
| Cabbage | Transplant outdoors (fall) | May 24 – Jun 24 |
| Leaf lettuce | Sow outdoors (spring) | May 5 – Jul 21 |
| Leaf lettuce | Sow outdoors (fall) | May 24 – Jul 10 |
| Spinach | Sow outdoors (spring) | Apr 28 – Jun 11 |
| Spinach | Sow outdoors (fall) | Jun 10 – Jul 15 |
| Radishes | Sow outdoors (spring) | May 5 – Jun 25 |
| Radishes | Sow outdoors (fall) | May 24 – Jul 25 |
| Kale | Sow outdoors (spring) | May 22 – Jun 11 |
| Kale | Sow outdoors (fall) | May 17 – Jun 24 |
| Carrots | Sow outdoors (spring) | Jun 5 – Jul 21 |
| Carrots | Sow outdoors (fall) | Apr 24 – Jun 9 |
| Garlic | Plant outdoors (fall) | Aug 24 – Sep 24 |
Where these dates come from
ZIP code 99762 is matched to the NOAA station Nome Muni Ap, AK, 2 km away, at 13 ft elevation (23 ft lower than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Nome Muni Ap, AK (used) | 13 ft | Jun 5 | Sep 3 |
| Deering Ap, AK | 21 ft | — | — |
| Kotzebue Ralph Wein Ap, AK | 30 ft | Jun 5 | Sep 24 |
| Kaltag Ap, AK | 181 ft | May 25 | Sep 3 |
Frost dates near Nome
- Teller, AK 99778 · last Jun 5, first Sep 3
- Brevig Mission, AK 99785 · last Jun 5, first Sep 3
Frequently asked questions
- When is the last frost in Nome, AK?
- For ZIP code 99762, the average last spring frost (32°F) is June 5, based on NOAA 1991-2020 climate normals for the Nome Muni Ap, AK weather station. There is a 1-in-10 chance of a frost after June 26.
- When is the first frost in Nome, AK?
- The average first fall frost (32°F) is September 3. There is a 1-in-10 chance of frost by August 15, so tender plants are at risk from that point on.
- How long is the growing season in 99762?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 88 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.