Frost Dates for Monashka Creek Dam, AK
Elevation: 40 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 27
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 23
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
June 2
First Fall Frost
September 16
Hard Freeze (28°F)
Last Spring Hard Freeze
May 2
First Fall Hard Freeze
October 4
Growing Season
119 Days
May 27 to September 23
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 6b
Avg. annual minimum: −5 to 0°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°
30°
40°
50°
60°
Avg High
Avg Temp
Avg Low
Light Frost (32°F)
Hard Frost (28°F)
Temperature table
| Month | Avg High | Avg Temp | Avg Low |
|---|---|---|---|
| January | 30° | 25° | 21° |
| February | 33° | 28° | 23° |
| March | 34° | 29° | 23° |
| April | 40° | 35° | 30° |
| May | 49° | 43° | 36° |
| June | 55° | 48° | 42° |
| July | 60° | 53° | 47° |
| August | 59° | 53° | 46° |
| September | 53° | 47° | 41° |
| October | 42° | 38° | 33° |
| November | 36° | 32° | 28° |
| December | 32° | 28° | 23° |
Precipitation
0"
3"
6"
9"
11.6"
Precipitation table
| Month | Precipitation |
|---|---|
| January | 11.2 |
| February | 9.0 |
| March | 8.1 |
| April | 8.4 |
| May | 8.3 |
| June | 5.9 |
| July | 5.6 |
| August | 5.8 |
| September | 7.0 |
| October | 7.3 |
| November | 9.1 |
| December | 11.6 |
Sunrise / Sunset
Daylight
Longest: 17h 49m · Shortest: 6h 11m
Sunrise and sunset table
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 8:33 AM | 3:27 PM | 6h 54m |
| February | 7:28 AM | 4:32 PM | 9h 03m |
| March | 6:18 AM | 5:42 PM | 11h 24m |
| April | 4:59 AM | 7:01 PM | 14h 02m |
| May | 3:49 AM | 8:11 PM | 16h 22m |
| June | 3:07 AM | 8:53 PM | 17h 46m |
| July | 3:25 AM | 8:35 PM | 17h 11m |
| August | 4:28 AM | 7:32 PM | 15h 04m |
| September | 5:46 AM | 6:14 PM | 12h 28m |
| October | 7:02 AM | 4:58 PM | 9h 55m |
| November | 8:14 AM | 3:46 PM | 7h 32m |
| December | 8:53 AM | 3:07 PM | 6h 13m |
Nearby Stations
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