Frost Dates for Valdez WSO, AK

Elevation: 29 m

Frost Dates

Last Spring Frost (50%) April 30

First Fall Frost (50%) October 2

30% Probability

Last Spring Frost May 3

First Fall Frost September 28

Hard Freeze (28°F)

Last Spring Hard Freeze April 14

First Fall Hard Freeze October 20

61.13°N, 146.35°W © OpenStreetMap

Growing Season

155 Days April 30 to October 2

USDA Hardiness Zone

Zone 6b

Avg. annual minimum: −5 to 0°F

Learn more

Köppen Climate

Dfc Subarctic

Short, cool summers and long, very cold winters. Growing seasons of 3–4 months require fast-maturing varieties. Root vegetables, potatoes, and cold-hardy greens are the most reliable.

Köppen climate map

Temperature

10° 30° 50° 70°

24°

Jan

27°

Feb

30°

Mar

39°

Apr

48°

May

54°

Jun

57°

Jul

55°

Aug

48°

Sep

40°

Oct

29°

Nov

26°

Dec

32°F

28°F

Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)

Temperature table

Average monthly temperatures (°F)
Month	Avg High	Avg Temp	Avg Low
January	29°	24°	19°
February	32°	27°	21°
March	37°	30°	23°
April	46°	39°	32°
May	56°	48°	40°
June	63°	54°	46°
July	64°	57°	49°
August	62°	55°	47°
September	55°	48°	42°
October	45°	40°	34°
November	34°	29°	25°
December	31°	26°	22°

Precipitation

0" 3" 6" 8.3"

7.0"

Jan

6.1"

Feb

5.3"

Mar

3.9"

Apr

3.2"

May

2.8"

Jun

3.8"

Jul

6.5"

Aug

8.3"

Sep

7.4"

Oct

6.4"

Nov

7.1"

Dec

Precipitation table

Average monthly precipitation (inches)
Month	Precipitation
January	7.0
February	6.1
March	5.3
April	3.9
May	3.2
June	2.8
July	3.8
August	6.5
September	8.3
October	7.4
November	6.4
December	7.1

Sunrise / Sunset

Jan: 8:60 AM – 3:00 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 05m

Jun: 2:34 AM – 9:26 PM · 18h 51m

Jul: 2:57 AM – 9:03 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 08m

Daylight Longest: 18h 55m · Shortest: 5h 05m

Sunrise and sunset table

Sunrise, sunset, and daylight on the 15th of each month (local solar time)
Month	Sunrise	Sunset	Daylight
January	8:60 AM	3:00 PM	6h 01m
February	7:41 AM	4:19 PM	8h 37m
March	6:20 AM	5:40 PM	11h 19m
April	4:50 AM	7:10 PM	14h 20m
May	3:28 AM	8:32 PM	17h 05m
June	2:34 AM	9:26 PM	18h 51m
July	2:57 AM	9:03 PM	18h 05m
August	4:14 AM	7:46 PM	15h 31m
September	5:44 AM	6:16 PM	12h 32m
October	7:11 AM	4:49 PM	9h 37m
November	8:36 AM	3:24 PM	6h 48m
December	9:26 AM	2:34 PM	5h 08m

Nearby Stations

Valdez, AKMay 14 - September 22 Cannery Creek, AK May 16 - October 3 Cordova N, AK April 24 - October 19 Cordova Wwtp, AK April 29 - October 13 Tonsina, AK Cordova M K Smith AP, AK May 23 - September 19

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