Frost Dates for Sterling 6sw, 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 20
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 21
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 25
First Fall Frost September 15

Hard Freeze (28°F / -2°C)

Last Spring Hard Freeze May 3
First Fall Hard Freeze September 30
60.49°N, -150.92°W © OpenStreetMap

Growing Season

124 Days May 20 to September 21

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 4b

Learn more

Temperature

0° 20° 40° 60°
15°
High: 22°
Avg: 15°
Low: 8°
Jan
20°
High: 28°
Avg: 20°
Low: 12°
Feb
24°
High: 33°
Avg: 24°
Low: 15°
Mar
37°
High: 46°
Avg: 37°
Low: 28°
Apr
46°
High: 56°
Avg: 46°
Low: 35°
May
54°
High: 63°
Avg: 54°
Low: 44°
Jun
58°
High: 66°
Avg: 58°
Low: 49°
Jul
56°
High: 64°
Avg: 56°
Low: 47°
Aug
47°
High: 55°
Avg: 47°
Low: 40°
Sep
35°
High: 42°
Avg: 35°
Low: 28°
Oct
22°
High: 28°
Avg: 22°
Low: 15°
Nov
17°
High: 23°
Avg: 17°
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" 2.8"
2.5"
2.45"
Jan
2.0"
2.02"
Feb
1.8"
1.84"
Mar
1.5"
1.50"
Apr
1.6"
1.55"
May
1.6"
1.58"
Jun
2.2"
2.24"
Jul
2.8"
2.79"
Aug
2.5"
2.54"
Sep
2.3"
2.28"
Oct
2.3"
2.25"
Nov
2.7"
2.73"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec6h9h11h14h17h19h18h15h13h10h7h5h
Jan: 8:54 AM – 3:06 PM · 6h 12m
Feb: 7:39 AM – 4:21 PM · 8h 43m
Mar: 6:20 AM – 5:40 PM · 11h 20m
Apr: 4:52 AM – 7:08 PM · 14h 16m
May: 3:32 AM – 8:28 PM · 16h 56m
Jun: 2:42 AM – 9:18 PM · 18h 37m
Jul: 3:03 AM – 8:57 PM · 17h 53m
Aug: 4:17 AM – 7:43 PM · 15h 25m
Sep: 5:44 AM – 6:16 PM · 12h 31m
Oct: 7:10 AM – 4:50 PM · 9h 41m
Nov: 8:31 AM – 3:29 PM · 6h 57m
Dec: 9:19 AM – 2:41 PM · 5h 23m
Daylight Longest: 18h 40m · Shortest: 5h 20m

Nearby Stations

Soldotna 5ssw, AK June 11 - September 1 Kenai Muni AP, AK May 24 - September 12 Kenai 9n, AKMay 18 - September 22 Kenai 29 Ene, AK June 1 - September 8 Cooper Landing 5 W, AK June 12 - September 1 Cooper Lake Project, AK May 18 - September 27

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