Frost Dates for Glennallen 64 N, AK

Frost Dates

Last Spring Frost (50%) iA 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide. June 5
First Fall Frost (50%) iA 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date. August 24
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

30% Probability iOnly 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 10
First Fall Frost August 18

Hard Freeze (28°F / -2°C)

Last Spring Hard Freeze May 23
First Fall Hard Freeze September 8
63.03°N, -145.50°W © OpenStreetMap

Growing Season

80 Days June 5 to August 24

USDA Hardiness Zone iHardiness 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 2b

Learn more

Temperature

-20° 10° 40° 70°
-2°
High: 7°
Avg: -2°
Low: -10°
Jan
4°
High: 15°
Avg: 4°
Low: -7°
Feb
10°
High: 22°
Avg: 10°
Low: -3°
Mar
26°
High: 37°
Avg: 26°
Low: 15°
Apr
40°
High: 51°
Avg: 40°
Low: 30°
May
51°
High: 63°
Avg: 51°
Low: 39°
Jun
55°
High: 66°
Avg: 55°
Low: 43°
Jul
50°
High: 60°
Avg: 50°
Low: 40°
Aug
41°
High: 51°
Avg: 41°
Low: 31°
Sep
24°
High: 33°
Avg: 24°
Low: 16°
Oct
6°
High: 15°
Avg: 6°
Low: -4°
Nov
1°
High: 11°
Avg: 1°
Low: -9°
Dec
32°F
28°F
Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)

Precipitation

0" 1" 2" 3" 3.3"
1.2"
1.24"
Jan
1.0"
1.01"
Feb
1.2"
1.24"
Mar
1.6"
1.63"
Apr
2.3"
2.29"
May
2.9"
2.93"
Jun
3.3"
3.30"
Jul
3.1"
3.09"
Aug
2.5"
2.53"
Sep
1.8"
1.81"
Oct
1.2"
1.23"
Nov
1.2"
1.24"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec5h8h11h15h18h20h19h16h13h9h6h4h
Jan: 9:20 AM – 2:40 PM · 5h 21m
Feb: 7:51 AM – 4:09 PM · 8h 19m
Mar: 6:22 AM – 5:38 PM · 11h 16m
Apr: 4:44 AM – 7:16 PM · 14h 32m
May: 3:12 AM – 8:48 PM · 17h 36m
Jun: 2:08 AM – 9:52 PM · 19h 43m
Jul: 2:37 AM – 9:23 PM · 18h 46m
Aug: 4:05 AM – 7:55 PM · 15h 51m
Sep: 5:43 AM – 6:17 PM · 12h 35m
Oct: 7:18 AM – 4:42 PM · 9h 25m
Nov: 8:52 AM – 3:08 PM · 6h 16m
Dec: 9:52 AM – 2:08 PM · 4h 16m
Daylight Longest: 19h 48m · Shortest: 4h 12m

Nearby Stations

Paxson, AK Dry Creek, AKMay 30 - August 24 Lake Susitna, AK May 30 - September 4 Gulkana AP, AKJune 7 - August 21 Gennallen Kcam, AK Delta Junction 20 Se, AK June 5 - August 21

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