Frost Dates for Mcgrath AP, 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. May 13
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. September 13
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 May 19
First Fall Frost September 5

Hard Freeze (28°F / -2°C)

Last Spring Hard Freeze May 4
First Fall Hard Freeze September 25
62.96°N, -155.61°W © OpenStreetMap

Growing Season

123 Days May 13 to September 13

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 2a

Learn more

Temperature

-20° 10° 40° 70°
-6°
High: 3°
Avg: -6°
Low: -14°
Jan
5°
High: 15°
Avg: 5°
Low: -6°
Feb
12°
High: 25°
Avg: 12°
Low: -1°
Mar
32°
High: 43°
Avg: 32°
Low: 22°
Apr
48°
High: 59°
Avg: 48°
Low: 38°
May
59°
High: 69°
Avg: 59°
Low: 49°
Jun
61°
High: 70°
Avg: 61°
Low: 52°
Jul
56°
High: 64°
Avg: 56°
Low: 48°
Aug
46°
High: 54°
Avg: 46°
Low: 38°
Sep
29°
High: 35°
Avg: 29°
Low: 22°
Oct
8°
High: 15°
Avg: 8°
Low: 1°
Nov
-2°
High: 6°
Avg: -2°
Low: -10°
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"
1.4"
1.36"
Jan
1.1"
1.12"
Feb
1.2"
1.24"
Mar
1.2"
1.20"
Apr
1.7"
1.67"
May
2.0"
1.96"
Jun
2.8"
2.79"
Jul
3.3"
3.27"
Aug
2.8"
2.81"
Sep
2.0"
2.02"
Oct
1.4"
1.43"
Nov
1.4"
1.42"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec5h8h11h15h18h20h19h16h13h9h6h4h
Jan: 9:19 AM – 2:41 PM · 5h 22m
Feb: 7:50 AM – 4:10 PM · 8h 20m
Mar: 6:22 AM – 5:38 PM · 11h 16m
Apr: 4:44 AM – 7:16 PM · 14h 32m
May: 3:13 AM – 8:47 PM · 17h 34m
Jun: 2:10 AM – 9:50 PM · 19h 41m
Jul: 2:38 AM – 9:22 PM · 18h 45m
Aug: 4:05 AM – 7:55 PM · 15h 50m
Sep: 5:43 AM – 6:17 PM · 12h 35m
Oct: 7:17 AM – 4:43 PM · 9h 25m
Nov: 8:51 AM – 3:09 PM · 6h 17m
Dec: 9:51 AM – 2:09 PM · 4h 19m
Daylight Longest: 19h 45m · Shortest: 4h 15m

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