Eagle, AK frost dates
Last spring frostMay 29median date
First fall frostAug 23median date
Growing season86 daysfrost-free
Hardiness zone2bZone 2b
How Eagle compares
- In 8 years out of 10, the last spring frost in Eagle falls between May 18 and June 11, a 24-day window. The first fall frost falls between August 8 and September 4.
- The median last frost is 8 days later than the Alaska median of May 21.
- Its 86-day growing season is longer than 4% of the 165 Alaska places with a regular frost season (state median 124 days).
- The weather station records an average of 247 nights a year at or below 32°F.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | May 18 |
| 50% (median) | May 29 |
| 10% (safe for tender plants) | June 11 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | August 8 |
| 50% (median) | August 23 |
| 90% (late) | September 4 |
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 Eagle, AK
Eagle, AK frost dates — last frost May 29, first frost Aug 23, zone 2b. whenisthelastfrost.com
Crop
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Start indoors: Mar 6 to Mar 20Transplant outside: May 1 to May 15
Start indoors: Mar 20 to Apr 3Transplant outside: Jun 12 to Jun 26
Start indoors: Mar 20 to Apr 3Transplant outside: Jun 12 to Jun 26
Start indoors: Apr 3 to Apr 17Transplant outside: Jun 5 to Jun 19
Start indoors: Apr 3 to Apr 17Transplant outside: May 8 to May 22Sow outdoors: May 1 to Jun 5Plant for fall: Jun 28 to Jul 26
Start indoors: Apr 3 to Apr 17Transplant outside: May 1 to May 15Sow outdoors: May 1 to May 15Plant for fall: Jun 14 to Jul 5
Start indoors: Apr 3 to Apr 17Transplant outside: May 15 to May 29
Start indoors: Apr 3 to Apr 17Transplant outside: May 8 to May 22
Start indoors: Apr 3 to Apr 17Transplant outside: May 15 to May 29
Start indoors: Apr 17 to May 1Transplant outside: Jun 19 to Jul 3Sow outdoors: Jun 19 to Jul 3
Start indoors: Apr 17 to May 1Transplant outside: Jun 5 to Jun 19
Sow outdoors: Apr 17 to May 8
Sow outdoors: Apr 17 to May 8Plant for fall: Jun 28 to Jul 19
Sow outdoors: Apr 24 to Jun 5Plant for fall: Jul 12 to Aug 2
Start indoors: May 1 to May 8Transplant outside: Jun 12 to Jun 19Sow outdoors: Jun 5 to Jun 19
Start indoors: May 1 to May 8Sow outdoors: Jun 5 to Jun 19
Start indoors: May 1 to May 8Sow outdoors: Jun 5 to Jun 19
Start indoors: May 1 to May 8Transplant outside: Jun 12 to Jun 26
Sow outdoors: May 8 to Jun 5
Sow outdoors: May 8 to Jun 5
Sow outdoors: May 8 to May 29
Sow outdoors: May 15 to Jun 12
Sow outdoors: May 15 to Jun 5Plant for fall: Jun 28 to Jul 19
Sow outdoors: Jun 5 to Jun 26
Sow outdoors: Jun 5 to Jun 19
Transplant outside: Jun 12 to Jul 3
Plant for fall: Aug 9 to Sep 13
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Eagle, AK
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Mar 6 – Mar 20 | May 1 – May 15 | — | — |
| Peppers Warning: Your frost-free season is about 86 days, which is tight for peppers (75+ days). Choose early varieties and use transplants or row covers. | Mar 20 – Apr 3 | Jun 12 – Jun 26 | — | — |
| Eggplant Warning: Your frost-free season is about 86 days, which is tight for eggplant (75+ days). Choose early varieties and use transplants or row covers. | Mar 20 – Apr 3 | Jun 12 – Jun 26 | — | — |
| Tomatoes | Apr 3 – Apr 17 | Jun 5 – Jun 19 | — | — |
| Lettuce | Apr 3 – Apr 17 | May 8 – May 22 | May 1 – Jun 5 | Jun 28 – Jul 26 |
| Kale | Apr 3 – Apr 17 | May 1 – May 15 | May 1 – May 15 | Jun 14 – Jul 5 |
| Broccoli | Apr 3 – Apr 17 | May 15 – May 29 | — | — |
| Cabbage | Apr 3 – Apr 17 | May 8 – May 22 | — | — |
| Cauliflower | Apr 3 – Apr 17 | May 15 – May 29 | — | — |
| Okra | Apr 17 – May 1 | Jun 19 – Jul 3 | Jun 19 – Jul 3 | — |
| Basil | Apr 17 – May 1 | Jun 5 – Jun 19 | — | — |
| Peas | — | — | Apr 17 – May 8 | — |
| Spinach | — | — | Apr 17 – May 8 | Jun 28 – Jul 19 |
| Radishes | — | — | Apr 24 – Jun 5 | Jul 12 – Aug 2 |
| Cucumbers | May 1 – May 8 | Jun 12 – Jun 19 | Jun 5 – Jun 19 | — |
| Zucchini & Summer Squash | May 1 – May 8 | — | Jun 5 – Jun 19 | — |
| Winter Squash & Pumpkins Warning: Your frost-free season is about 86 days, which is tight for winter squash & pumpkins (100+ days). Choose early varieties and use transplants or row covers. | May 1 – May 8 | — | Jun 5 – Jun 19 | — |
| Melons & Watermelon Warning: Your frost-free season is about 86 days, which is tight for melons & watermelon (85+ days). Choose early varieties and use transplants or row covers. | May 1 – May 8 | Jun 12 – Jun 26 | — | — |
| Carrots | — | — | May 8 – Jun 5 | — |
| Beets | — | — | May 8 – Jun 5 | — |
| Potatoes | — | — | May 8 – May 29 | — |
| Swiss Chard | — | — | May 15 – Jun 12 | — |
| Cilantro | — | — | May 15 – Jun 5 | Jun 28 – Jul 19 |
| Green Beans | — | — | Jun 5 – Jun 26 | — |
| Sweet Corn Warning: Your frost-free season is about 86 days, which is tight for sweet corn (80+ days). Choose early varieties and use transplants or row covers. | — | — | Jun 5 – Jun 19 | — |
| Sweet Potatoes Warning: Your frost-free season is about 86 days, which is tight for sweet potatoes (100+ days). Choose early varieties and use transplants or row covers. | — | Jun 12 – Jul 3 | — | — |
| Garlic | — | — | — | Aug 9 – Sep 13 |
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 Eagle, AK weather station, about 1 km away (elevation 850 ft (259 m)).
Frost dates near Eagle
- Chicken frost any month
- Circle May 25 · Aug 26
- Central frost any month
- Tok Jun 3 · Aug 27
- Tanacross frost any month
- Northway May 26 · Sep 1
- Delta Junction May 17 · Sep 7
- Chalkyitsik May 25 · Aug 26
- Fort Greely May 26 · Sep 2
- Two Rivers May 30 · Sep 2
Frequently asked questions
When is the last frost in Eagle, AK?
The median last spring frost in Eagle, AK is May 29. There is still about a 10% chance of frost after June 11, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Eagle, AK?
The median first fall frost is August 23, with about a 10% chance of frost before August 8.
How long is the growing season in Eagle, AK?
About 86 days between the median last spring frost and first fall frost.
What planting zone is Eagle, AK?
Eagle, AK is in USDA hardiness zone 2b.