Frost Dates for Eagle Rvr 5 Se, AK
Elevation: 152 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 21
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 15
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 27
First Fall Frost
September 8
Hard Freeze (28°F)
Last Spring Hard Freeze
May 5
First Fall Hard Freeze
September 26
Growing Season
117 Days
May 21 to September 15
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 4b
Avg. annual minimum: −25 to −20°F
Köppen Climate
The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
Dsc
Subarctic (Dry Summer)
Cool, dry summers and cold winters. A rare climate found at high elevations. Very short growing season for cold-tolerant crops only.
Temperature
0°
20°
40°
60°
80°
Avg High
Avg Temp
Avg Low
Light Frost (32°F)
Hard Frost (28°F)
Temperature table
| Month | Avg High | Avg Temp | Avg Low |
|---|---|---|---|
| January | 21° | 14° | 7° |
| February | 29° | 21° | 12° |
| March | 37° | 26° | 15° |
| April | 50° | 39° | 27° |
| May | 61° | 49° | 36° |
| June | 68° | 56° | 44° |
| July | 70° | 60° | 49° |
| August | 67° | 57° | 47° |
| September | 58° | 48° | 39° |
| October | 43° | 35° | 27° |
| November | 27° | 20° | 13° |
| December | 23° | 16° | 9° |
Precipitation
0"
1"
2"
3"
3.4"
Precipitation table
| Month | Precipitation |
|---|---|
| January | 2.2 |
| February | 1.8 |
| March | 2.4 |
| April | 0.4 |
| May | 2.4 |
| June | 2.9 |
| July | 3.0 |
| August | 3.1 |
| September | 3.4 |
| October | 3.2 |
| November | 2.9 |
| December | 2.6 |
Sunrise / Sunset
Daylight
Longest: 18h 59m · Shortest: 5h 01m
Sunrise and sunset table
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 9:01 AM | 2:59 PM | 5h 58m |
| February | 7:42 AM | 4:18 PM | 8h 36m |
| March | 6:21 AM | 5:39 PM | 11h 19m |
| April | 4:49 AM | 7:11 PM | 14h 21m |
| May | 3:26 AM | 8:34 PM | 17h 07m |
| June | 2:32 AM | 9:28 PM | 18h 55m |
| July | 2:56 AM | 9:04 PM | 18h 08m |
| August | 4:14 AM | 7:46 PM | 15h 33m |
| September | 5:44 AM | 6:16 PM | 12h 32m |
| October | 7:12 AM | 4:48 PM | 9h 36m |
| November | 8:37 AM | 3:23 PM | 6h 45m |
| December | 9:28 AM | 2:32 PM | 5h 04m |
Nearby Stations
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