When to plant in Deltana, AK
Planting dates worked out from Deltana's own frost records, not a generic zone chart.
Safe to plant out
Jun 27
1 year in 10 has a later frost
Average last frost
Jun 12
about a 50% chance of a later one
Average first fall frost
Aug 15
1 year in 10 by Aug 2
Frost-free days
62
median, 1991–2020
Station used: Granite Crk · 11.7 km away · station 378 m, town 372 m. How we match towns to stations
This season
Plan your garden.
Planting dates for common crops
| Crop | Start indoors | Plant out or sow | Harvest from |
|---|---|---|---|
| Tomato Season likely too short |
May 2 – May 16 | Jun 27 – Jul 11 | Aug 21 |
| Sweet pepper Season likely too short |
Apr 18 – May 2 | Jun 27 – Jul 11 | Aug 26 |
| Lettuce (leaf) | Apr 10 – Apr 17 | May 15 – May 29 | Jun 24 |
| Peas | — | May 4 – Jun 1 | Jun 28 |
| Bush beans Season likely too short |
— | Jun 20 – Jul 11 | Aug 9 |
| Carrot | — | May 22 – Jul 3 | Jul 21 |
| Beet | — | May 15 – Jun 26 | Jul 4 |
| Potato | — | May 22 – Jun 12 | Jul 31 |
| Kale | Apr 3 – Apr 17 | May 15 – May 29 | Jun 27 |
| Broccoli | Apr 3 – Apr 17 | May 15 – Jun 5 | Jul 14 |
| Cucumber Season likely too short |
May 30 – Jun 6 | Jun 27 – Jul 11 | Aug 16 |
| Summer squash and zucchini Season likely too short |
May 30 – Jun 6 | Jun 27 – Jul 11 | Aug 11 |
| Winter squash Season likely too short |
May 30 – Jun 6 | Jun 27 – Jul 11 | Sep 15 |
| Sweet corn Season likely too short |
— | Jun 20 – Jul 11 | Aug 19 |
| Onion (from sets) | — | May 15 – Jun 5 | Aug 13 |
| Garlic | — | Aug 1 – Aug 29 (fall) | following summer |
| Spinach | — | May 4 – Jun 1 | Jun 11 |
| Basil Season likely too short |
May 16 – May 30 | Jun 27 – Jul 11 | Aug 23 |
Deltana's weather over time
How the growing season has shifted here, year by year, from the station's own records.
Each year's last spring frostLong-term trend
See the data as a table
| Year | Last spring frost |
|---|---|
| 1992 | Jun 7 |
| 1994 | Jun 27 |
| 1995 | May 31 |
| 1996 | Jul 5 |
| 1998 | Jun 10 |
| 1999 | Jun 5 |
| 2002 | Jun 22 |
| 2003 | Jun 13 |
| 2004 | May 23 |
| 2005 | May 24 |
| 2006 | Jun 6 |
| 2007 | Jun 8 |
| 2008 | Jun 25 |
| 2009 | Jun 25 |
| 2010 | May 18 |
| 2011 | Jun 18 |
| 2012 | May 30 |
| 2013 | Jun 12 |
| 2014 | Jun 27 |
| 2015 | Jun 13 |
| 2016 | Jun 1 |
| 2017 | Jun 15 |
| 2018 | Jun 14 |
| 2019 | Jun 5 |
| 2020 | Jul 1 |
| 2021 | May 29 |
| 2022 | May 28 |
| 2023 | Jun 15 |
| 2024 | Jun 2 |
Each year's frost-free daysLong-term trend
See the data as a table
| Year | Frost-free days |
|---|---|
| 1994 | 46 |
| 1998 | 67 |
| 2002 | 39 |
| 2003 | 56 |
| 2007 | 78 |
| 2008 | 44 |
| 2009 | 37 |
| 2010 | 94 |
| 2011 | 49 |
| 2012 | 83 |
| 2013 | 72 |
| 2014 | 61 |
| 2015 | 64 |
| 2016 | 88 |
| 2017 | 63 |
| 2018 | 33 |
| 2019 | 74 |
| 2020 | 46 |
| 2022 | 61 |
| 2023 | 76 |
Each year's average temperature, April to SeptemberLong-term trend
See the data as a table
| Year | Growing-season temperature |
|---|---|
| 1994 | 10.4 °C |
| 1998 | 9.2 °C |
| 1999 | 9.3 °C |
| 2002 | 8.4 °C |
| 2003 | 8.6 °C |
| 2004 | 10.8 °C |
| 2007 | 11.1 °C |
| 2008 | 8.7 °C |
| 2009 | 9.8 °C |
| 2010 | 10.6 °C |
| 2011 | 9.8 °C |
| 2012 | 10.1 °C |
| 2013 | 8.6 °C |
| 2014 | 9.2 °C |
| 2015 | 9.8 °C |
| 2016 | 11.4 °C |
| 2017 | 11.1 °C |
| 2018 | 10.0 °C |
| 2019 | 11.1 °C |
| 2020 | 9.8 °C |
| 2022 | 9.9 °C |
| 2023 | 9.7 °C |
What this means for you: This station's record is too short to show a reliable trend yet.
Source: daily records from Granite Crk (NOAA GHCN-Daily). Years with too many missing days are left out.