Frost Dates for Haines 40nw, 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 24
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 20
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 30
First Fall Frost September 13

Hard Freeze (28°F / -2°C)

Last Spring Hard Freeze May 4
First Fall Hard Freeze October 4
59.45°N, -136.36°W © OpenStreetMap

Growing Season

119 Days May 24 to September 20

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° 70°
17°
High: 23°
Avg: 17°
Low: 12°
Jan
22°
High: 29°
Avg: 22°
Low: 14°
Feb
26°
High: 35°
Avg: 26°
Low: 17°
Mar
36°
High: 46°
Avg: 36°
Low: 27°
Apr
46°
High: 58°
Avg: 46°
Low: 35°
May
55°
High: 66°
Avg: 55°
Low: 43°
Jun
58°
High: 68°
Avg: 58°
Low: 48°
Jul
56°
High: 66°
Avg: 56°
Low: 46°
Aug
48°
High: 56°
Avg: 48°
Low: 40°
Sep
37°
High: 44°
Avg: 37°
Low: 31°
Oct
25°
High: 30°
Avg: 25°
Low: 19°
Nov
20°
High: 24°
Avg: 20°
Low: 15°
Dec
32°F
28°F
Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)

Precipitation

0" 2" 4" 6" 7.7"
6.3"
6.32"
Jan
5.6"
5.64"
Feb
5.6"
5.61"
Mar
3.7"
3.68"
Apr
2.9"
2.90"
May
2.4"
2.40"
Jun
2.2"
2.23"
Jul
2.8"
2.81"
Aug
4.1"
4.06"
Sep
6.5"
6.50"
Oct
7.7"
7.73"
Nov
7.1"
7.08"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec6h9h11h14h17h18h18h15h13h10h7h6h
Jan: 8:45 AM – 3:15 PM · 6h 30m
Feb: 7:34 AM – 4:26 PM · 8h 51m
Mar: 6:19 AM – 5:41 PM · 11h 22m
Apr: 4:55 AM – 7:05 PM · 14h 11m
May: 3:39 AM – 8:21 PM · 16h 42m
Jun: 2:52 AM – 9:08 PM · 18h 15m
Jul: 3:12 AM – 8:48 PM · 17h 35m
Aug: 4:22 AM – 7:38 PM · 15h 16m
Sep: 5:45 AM – 6:15 PM · 12h 30m
Oct: 7:07 AM – 4:53 PM · 9h 47m
Nov: 8:24 AM – 3:36 PM · 7h 12m
Dec: 9:08 AM – 2:52 PM · 5h 44m
Daylight Longest: 18h 18m · Shortest: 5h 42m

Nearby Stations

Pleasant Camp, Canada May 27 - September 11 Haines AP, AK April 25 - October 12 Haines #2, AKApril 30 - October 7 Skagway AP, AK April 21 - October 17 Skagway, AKMay 6 - October 1 Blanchard River, Canada June 23 - July 28

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