Chignik Lagoon, AK frost dates
Last spring frostJun 9median date
First fall frostSep 11median date
Growing season94 daysfrost-free
Hardiness zone6aZone 6a
How Chignik Lagoon compares
- In 8 years out of 10, the last spring frost in Chignik Lagoon falls between May 28 and June 22, a 25-day window. The first fall frost falls between August 26 and September 27.
- The median last frost is 19 days later than the Alaska median of May 21.
- Its 94-day growing season is longer than 12% of the 165 Alaska places with a regular frost season (state median 124 days).
- The last frost is 41 days later than the zone 6a median of Apr 29. Hardiness zones measure winter cold, not season length, so use these dates rather than a zone 6a chart.
- The weather station records an average of 189 nights a year at or below 32°F.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | May 28 |
| 50% (median) | June 9 |
| 10% (safe for tender plants) | June 22 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | August 26 |
| 50% (median) | September 11 |
| 90% (late) | September 27 |
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 Chignik Lagoon, AK
Chignik Lagoon, AK frost dates — last frost Jun 9, first frost Sep 11, zone 6a. whenisthelastfrost.com
Crop
JFMAMJJASOND
Start indoors: Mar 17 to Mar 31Transplant outside: May 12 to May 26
Start indoors: Mar 31 to Apr 14Transplant outside: Jun 23 to Jul 7
Start indoors: Mar 31 to Apr 14Transplant outside: Jun 23 to Jul 7
Start indoors: Apr 14 to Apr 28Transplant outside: Jun 16 to Jun 30
Start indoors: Apr 14 to Apr 28Transplant outside: May 19 to Jun 2Sow outdoors: May 12 to Jun 16Plant for fall: Jul 17 to Aug 14
Start indoors: Apr 14 to Apr 28Transplant outside: May 12 to May 26Sow outdoors: May 12 to May 26Plant for fall: Jul 3 to Jul 24
Start indoors: Apr 14 to Apr 28Transplant outside: May 26 to Jun 9
Start indoors: Apr 14 to Apr 28Transplant outside: May 19 to Jun 2
Start indoors: Apr 14 to Apr 28Transplant outside: May 26 to Jun 9
Start indoors: Apr 28 to May 12Transplant outside: Jun 30 to Jul 14Sow outdoors: Jun 30 to Jul 14
Start indoors: Apr 28 to May 12Transplant outside: Jun 16 to Jun 30
Sow outdoors: Apr 28 to May 19
Sow outdoors: Apr 28 to May 19Plant for fall: Jul 17 to Aug 7
Sow outdoors: May 5 to Jun 16Plant for fall: Jul 31 to Aug 21
Start indoors: May 12 to May 19Transplant outside: Jun 23 to Jun 30Sow outdoors: Jun 16 to Jun 30
Start indoors: May 12 to May 19Sow outdoors: Jun 16 to Jun 30
Start indoors: May 12 to May 19Sow outdoors: Jun 16 to Jun 30
Start indoors: May 12 to May 19Transplant outside: Jun 23 to Jul 7
Sow outdoors: May 19 to Jun 16
Sow outdoors: May 19 to Jun 16Plant for fall: Jul 3 to Jul 17
Sow outdoors: May 19 to Jun 9
Sow outdoors: May 26 to Jun 23
Sow outdoors: May 26 to Jun 16Plant for fall: Jul 17 to Aug 7
Sow outdoors: Jun 16 to Jul 7
Sow outdoors: Jun 16 to Jun 30
Transplant outside: Jun 23 to Jul 14
Plant for fall: Aug 28 to Oct 2
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Chignik Lagoon, AK
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Mar 17 – Mar 31 | May 12 – May 26 | — | — |
| Peppers | Mar 31 – Apr 14 | Jun 23 – Jul 7 | — | — |
| Eggplant | Mar 31 – Apr 14 | Jun 23 – Jul 7 | — | — |
| Tomatoes | Apr 14 – Apr 28 | Jun 16 – Jun 30 | — | — |
| Lettuce | Apr 14 – Apr 28 | May 19 – Jun 2 | May 12 – Jun 16 | Jul 17 – Aug 14 |
| Kale | Apr 14 – Apr 28 | May 12 – May 26 | May 12 – May 26 | Jul 3 – Jul 24 |
| Broccoli | Apr 14 – Apr 28 | May 26 – Jun 9 | — | — |
| Cabbage | Apr 14 – Apr 28 | May 19 – Jun 2 | — | — |
| Cauliflower | Apr 14 – Apr 28 | May 26 – Jun 9 | — | — |
| Okra | Apr 28 – May 12 | Jun 30 – Jul 14 | Jun 30 – Jul 14 | — |
| Basil | Apr 28 – May 12 | Jun 16 – Jun 30 | — | — |
| Peas | — | — | Apr 28 – May 19 | — |
| Spinach | — | — | Apr 28 – May 19 | Jul 17 – Aug 7 |
| Radishes | — | — | May 5 – Jun 16 | Jul 31 – Aug 21 |
| Cucumbers | May 12 – May 19 | Jun 23 – Jun 30 | Jun 16 – Jun 30 | — |
| Zucchini & Summer Squash | May 12 – May 19 | — | Jun 16 – Jun 30 | — |
| Winter Squash & Pumpkins Warning: Your frost-free season is about 94 days, which is tight for winter squash & pumpkins (100+ days). Choose early varieties and use transplants or row covers. | May 12 – May 19 | — | Jun 16 – Jun 30 | — |
| Melons & Watermelon Warning: Your frost-free season is about 94 days, which is tight for melons & watermelon (85+ days). Choose early varieties and use transplants or row covers. | May 12 – May 19 | Jun 23 – Jul 7 | — | — |
| Carrots | — | — | May 19 – Jun 16 | — |
| Beets | — | — | May 19 – Jun 16 | Jul 3 – Jul 17 |
| Potatoes | — | — | May 19 – Jun 9 | — |
| Swiss Chard | — | — | May 26 – Jun 23 | — |
| Cilantro | — | — | May 26 – Jun 16 | Jul 17 – Aug 7 |
| Green Beans | — | — | Jun 16 – Jul 7 | — |
| Sweet Corn | — | — | Jun 16 – Jun 30 | — |
| Sweet Potatoes Warning: Your frost-free season is about 94 days, which is tight for sweet potatoes (100+ days). Choose early varieties and use transplants or row covers. | — | Jun 23 – Jul 14 | — | — |
| Garlic | — | — | — | Aug 28 – Oct 2 |
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 King Salmon 42 Se, AK weather station, 43 km away (elevation 663 ft (202 m)). That is far enough away that your dates may differ, especially if your elevation is different.
Frost dates near Chignik Lagoon
- Egegik May 26 · Sep 15
- King Salmon May 26 · Sep 15
- South Naknek May 26 · Sep 15
- Naknek May 26 · Sep 15
- Pilot Point Jun 9 · Sep 11
- Levelock May 26 · Sep 15
- Clarks Point May 26 · Sep 15
- Ekwok May 26 · Sep 15
- Dillingham May 26 · Sep 15
- New Stuyahok May 26 · Sep 15
Frequently asked questions
When is the last frost in Chignik Lagoon, AK?
The median last spring frost in Chignik Lagoon, AK is June 9. There is still about a 10% chance of frost after June 22, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Chignik Lagoon, AK?
The median first fall frost is September 11, with about a 10% chance of frost before August 26.
How long is the growing season in Chignik Lagoon, AK?
About 94 days between the median last spring frost and first fall frost.
What planting zone is Chignik Lagoon, AK?
Chignik Lagoon, AK is in USDA hardiness zone 6a.