Tatitlek, AK frost dates
Last spring frostMay 14median date
First fall frostSep 22median date
Growing season131 daysfrost-free
Hardiness zone8aZone 8a
How Tatitlek compares
- In 8 years out of 10, the last spring frost in Tatitlek falls between May 2 and May 26, a 24-day window. The first fall frost falls between September 6 and October 6.
- The median last frost is 7 days earlier than the Alaska median of May 21.
- Its 131-day growing season is longer than 67% of the 165 Alaska places with a regular frost season (state median 124 days).
- The last frost is 46 days later than the zone 8a median of Mar 29. Hardiness zones measure winter cold, not season length, so use these dates rather than a zone 8a chart.
- The weather station records an average of 191 nights a year at or below 32°F.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | May 2 |
| 50% (median) | May 14 |
| 10% (safe for tender plants) | May 26 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | September 6 |
| 50% (median) | September 22 |
| 90% (late) | October 6 |
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 Tatitlek, AK
Tatitlek, AK frost dates — last frost May 14, first frost Sep 22, zone 8a. whenisthelastfrost.com
Crop
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Start indoors: Feb 19 to Mar 5Transplant outside: Apr 16 to Apr 30
Start indoors: Mar 5 to Mar 19Transplant outside: May 28 to Jun 11
Start indoors: Mar 5 to Mar 19Transplant outside: May 28 to Jun 11
Start indoors: Mar 19 to Apr 2Transplant outside: May 21 to Jun 4
Start indoors: Mar 19 to Apr 2Transplant outside: Apr 23 to May 7Sow outdoors: Apr 16 to May 21Plant for fall: Jul 28 to Aug 25
Start indoors: Mar 19 to Apr 2Transplant outside: Apr 16 to Apr 30Sow outdoors: Apr 16 to Apr 30Plant for fall: Jul 14 to Aug 4
Start indoors: Mar 19 to Apr 2Transplant outside: Apr 30 to May 14Plant for fall: Jun 16 to Jul 7
Start indoors: Mar 19 to Apr 2Transplant outside: Apr 23 to May 7Plant for fall: Jun 16 to Jul 7
Start indoors: Mar 19 to Apr 2Transplant outside: Apr 30 to May 14Plant for fall: Jun 16 to Jul 7
Start indoors: Apr 2 to Apr 16Transplant outside: Jun 4 to Jun 18Sow outdoors: Jun 4 to Jun 18
Start indoors: Apr 2 to Apr 16Transplant outside: May 21 to Jun 4
Sow outdoors: Apr 2 to Apr 23Plant for fall: Jun 30 to Jul 21
Sow outdoors: Apr 2 to Apr 23Plant for fall: Jul 28 to Aug 18
Sow outdoors: Apr 9 to May 21Plant for fall: Aug 11 to Sep 1
Start indoors: Apr 16 to Apr 23Transplant outside: May 28 to Jun 4Sow outdoors: May 21 to Jun 4Plant for fall: Jul 7 to Jul 21
Start indoors: Apr 16 to Apr 23Sow outdoors: May 21 to Jun 4Plant for fall: Jul 14 to Jul 28
Start indoors: Apr 16 to Apr 23Sow outdoors: May 21 to Jun 4
Start indoors: Apr 16 to Apr 23Transplant outside: May 28 to Jun 11
Sow outdoors: Apr 23 to May 21Plant for fall: Jun 30 to Jul 14
Sow outdoors: Apr 23 to May 21Plant for fall: Jul 14 to Jul 28
Sow outdoors: Apr 23 to May 14
Sow outdoors: Apr 30 to May 28Plant for fall: Jul 14 to Jul 28
Sow outdoors: Apr 30 to May 21Plant for fall: Jul 28 to Aug 18
Sow outdoors: May 21 to Jun 11Plant for fall: Jul 7 to Jul 21
Sow outdoors: May 21 to Jun 4
Transplant outside: May 28 to Jun 18
Plant for fall: Sep 8 to Oct 13
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Tatitlek, AK
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Feb 19 – Mar 5 | Apr 16 – Apr 30 | — | — |
| Peppers | Mar 5 – Mar 19 | May 28 – Jun 11 | — | — |
| Eggplant | Mar 5 – Mar 19 | May 28 – Jun 11 | — | — |
| Tomatoes | Mar 19 – Apr 2 | May 21 – Jun 4 | — | — |
| Lettuce | Mar 19 – Apr 2 | Apr 23 – May 7 | Apr 16 – May 21 | Jul 28 – Aug 25 |
| Kale | Mar 19 – Apr 2 | Apr 16 – Apr 30 | Apr 16 – Apr 30 | Jul 14 – Aug 4 |
| Broccoli | Mar 19 – Apr 2 | Apr 30 – May 14 | — | Jun 16 – Jul 7 |
| Cabbage | Mar 19 – Apr 2 | Apr 23 – May 7 | — | Jun 16 – Jul 7 |
| Cauliflower | Mar 19 – Apr 2 | Apr 30 – May 14 | — | Jun 16 – Jul 7 |
| Okra | Apr 2 – Apr 16 | Jun 4 – Jun 18 | Jun 4 – Jun 18 | — |
| Basil | Apr 2 – Apr 16 | May 21 – Jun 4 | — | — |
| Peas | — | — | Apr 2 – Apr 23 | Jun 30 – Jul 21 |
| Spinach | — | — | Apr 2 – Apr 23 | Jul 28 – Aug 18 |
| Radishes | — | — | Apr 9 – May 21 | Aug 11 – Sep 1 |
| Cucumbers | Apr 16 – Apr 23 | May 28 – Jun 4 | May 21 – Jun 4 | Jul 7 – Jul 21 |
| Zucchini & Summer Squash | Apr 16 – Apr 23 | — | May 21 – Jun 4 | Jul 14 – Jul 28 |
| Winter Squash & Pumpkins | Apr 16 – Apr 23 | — | May 21 – Jun 4 | — |
| Melons & Watermelon | Apr 16 – Apr 23 | May 28 – Jun 11 | — | — |
| Carrots | — | — | Apr 23 – May 21 | Jun 30 – Jul 14 |
| Beets | — | — | Apr 23 – May 21 | Jul 14 – Jul 28 |
| Potatoes | — | — | Apr 23 – May 14 | — |
| Swiss Chard | — | — | Apr 30 – May 28 | Jul 14 – Jul 28 |
| Cilantro | — | — | Apr 30 – May 21 | Jul 28 – Aug 18 |
| Green Beans | — | — | May 21 – Jun 11 | Jul 7 – Jul 21 |
| Sweet Corn | — | — | May 21 – Jun 4 | — |
| Sweet Potatoes | — | May 28 – Jun 18 | — | — |
| Garlic | — | — | — | Sep 8 – Oct 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 Valdez, AK weather station, 31 km away (elevation 62 ft (19 m)).
Frost dates near Tatitlek
- Valdez May 14 · Sep 22
- Cordova Apr 29 · Oct 13
- Whittier Apr 25 · Oct 14
- Girdwood May 8 · Sep 29
- Chitina May 31 · Sep 3
- Copper Center frost any month
- Glennallen frost any month
- Sutton Jun 1 · Sep 6
- Palmer May 22 · Sep 16
- Indian May 18 · Sep 23
Frequently asked questions
When is the last frost in Tatitlek, AK?
The median last spring frost in Tatitlek, AK is May 14. There is still about a 10% chance of frost after May 26, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Tatitlek, AK?
The median first fall frost is September 22, with about a 10% chance of frost before September 6.
How long is the growing season in Tatitlek, AK?
About 131 days between the median last spring frost and first fall frost.
What planting zone is Tatitlek, AK?
Tatitlek, AK is in USDA hardiness zone 8a.