Frost Dates for Glen Alps, 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 18
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 23
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 24
First Fall Frost September 18

Hard Freeze (28°F / -2°C)

Last Spring Hard Freeze May 4
First Fall Hard Freeze October 2
61.10°N, -149.69°W © OpenStreetMap

Growing Season

128 Days May 18 to September 23

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 5b

Learn more

Temperature

10° 30° 50°
20°
High: 26°
Avg: 20°
Low: 14°
Jan
22°
High: 27°
Avg: 22°
Low: 16°
Feb
22°
High: 29°
Avg: 22°
Low: 16°
Mar
32°
High: 38°
Avg: 32°
Low: 27°
Apr
42°
High: 49°
Avg: 42°
Low: 36°
May
50°
High: 57°
Avg: 50°
Low: 43°
Jun
53°
High: 59°
Avg: 53°
Low: 47°
Jul
52°
High: 57°
Avg: 52°
Low: 46°
Aug
44°
High: 49°
Avg: 44°
Low: 38°
Sep
33°
High: 38°
Avg: 33°
Low: 28°
Oct
24°
High: 29°
Avg: 24°
Low: 18°
Nov
21°
High: 27°
Avg: 21°
Low: 16°
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"
2.2"
2.24"
Jan
2.0"
1.96"
Feb
2.2"
2.17"
Mar
1.7"
1.68"
Apr
1.6"
1.55"
May
1.7"
1.70"
Jun
2.4"
2.36"
Jul
3.3"
3.27"
Aug
3.3"
3.30"
Sep
2.7"
2.72"
Oct
2.1"
2.15"
Nov
2.6"
2.61"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec6h9h11h14h17h19h18h16h13h10h7h5h
Jan: 8:59 AM – 3:01 PM · 6h 01m
Feb: 7:41 AM – 4:19 PM · 8h 37m
Mar: 6:20 AM – 5:40 PM · 11h 19m
Apr: 4:50 AM – 7:10 PM · 14h 20m
May: 3:28 AM – 8:32 PM · 17h 04m
Jun: 2:35 AM – 9:25 PM · 18h 51m
Jul: 2:58 AM – 9:02 PM · 18h 05m
Aug: 4:14 AM – 7:46 PM · 15h 31m
Sep: 5:44 AM – 6:16 PM · 12h 32m
Oct: 7:11 AM – 4:49 PM · 9h 37m
Nov: 8:36 AM – 3:24 PM · 6h 48m
Dec: 9:26 AM – 2:34 PM · 5h 09m
Daylight Longest: 18h 54m · Shortest: 5h 06m

Nearby Stations

Anchorage Upper De Armoun, AK May 7 - September 28 Anchorage Rabbit Creek #2, AK May 12 - September 26 Campbell Creek Sci Ctr, AK May 28 - September 12 Ft Richardson Wtp, AK May 9 - September 26 Anchorage Merrill Fld, AK May 1 - September 29 Anchorage Forecast Office, AK May 5 - September 29

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