Frost Dates for Ester, AK
Elevation: 200 m
Frost Dates
Last Spring Frost (50%) A 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide.
May 24
First Fall Frost (50%) A 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date.
September 1
30% Probability
Only a 30% chance of frost remaining by this date. Use these dates for a safer planting window, especially for tender plants sensitive to cold.
Last Spring Frost
May 29
First Fall Frost
August 27
Hard Freeze (28°F)
Last Spring Hard Freeze
May 13
First Fall Hard Freeze
September 11
Growing Season
100 Days
May 24 to September 1
USDA Hardiness Zone
Hardiness zones indicate which perennial plants can survive winter in your area. For annual vegetables, frost dates and growing season length matter more than hardiness zone.Zone 1b
Avg. annual minimum: −55 to −50°F
Köppen Climate
The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
Dfc
Subarctic
Short, cool summers and long, very cold winters. Growing seasons of 3–4 months require fast-maturing varieties. Root vegetables, potatoes, and cold-hardy greens are the most reliable.
Temperature
-20°
10°
40°
70°
Avg High
Avg Temp
Avg Low
Light Frost (32°F)
Hard Frost (28°F)
Temperature table
| Month | Avg High | Avg Temp | Avg Low |
|---|---|---|---|
| January | 0° | -8° | -15° |
| February | 11° | 1° | -10° |
| March | 25° | 10° | -5° |
| April | 45° | 32° | 18° |
| May | 61° | 48° | 34° |
| June | 71° | 58° | 45° |
| July | 72° | 61° | 49° |
| August | 65° | 54° | 43° |
| September | 54° | 43° | 31° |
| October | 33° | 24° | 15° |
| November | 11° | 3° | -5° |
| December | 3° | -4° | -12° |
Precipitation
0"
1"
2"
2.9"
Precipitation table
| Month | Precipitation |
|---|---|
| January | 1.6 |
| February | 1.4 |
| March | 1.4 |
| April | 1.6 |
| May | 1.6 |
| June | 2.4 |
| July | 2.9 |
| August | 2.4 |
| September | 2.1 |
| October | 2.0 |
| November | 1.5 |
| December | 1.6 |
Sunrise / Sunset
Daylight
Longest: 20h 60m · Shortest: 3h 00m
Sunrise and sunset table
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 9:44 AM | 2:16 PM | 4h 32m |
| February | 8:01 AM | 3:59 PM | 7h 58m |
| March | 6:24 AM | 5:36 PM | 11h 12m |
| April | 4:37 AM | 7:23 PM | 14h 45m |
| May | 2:54 AM | 9:06 PM | 18h 12m |
| June | 1:34 AM | 10:26 PM | 20h 53m |
| July | 2:12 AM | 9:48 PM | 19h 37m |
| August | 3:54 AM | 8:06 PM | 16h 12m |
| September | 5:41 AM | 6:19 PM | 12h 38m |
| October | 7:24 AM | 4:36 PM | 9h 11m |
| November | 9:11 AM | 2:49 PM | 5h 39m |
| December | 10:27 AM | 1:33 PM | 3h 06m |
Nearby Stations
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