Talkeetana
Unalakleet
Valdez
Yakutat
Adak
Anchorage
Annette
Barrow
Barter Island
Bethel
Bettles
Big Delta
Cold Bay
Fairbanks
Gulkana
Homer
Juneau
King Salmon
Kodiak
Kotzebue
McGrath
Nome
St. Paul
Cloud Condition
Mean monthly frequency (%) of clear and overcast sky conditions (sunrise to sunset observations).
Fairbanks, AK
64° 49'N / 147° 51' W
436 ft. above sea level
More about this part of Alaska.

Observation Period

midnight - midnight
sunrise - sunset


Analyses are based on hourly observations for the years 1971 - 1997.

Clear skies are defined as 0 to 0.30 coverage, partly cloudy 0.40 to 0.70, and cloudy skies 0.80 to 1.00.
Mean monthly frequency (%) of clear, partly cloudy, and cloudy sky condition and mean cloudiness (fraction of sky coverage).
Sky Condition
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Clear
30
39
38
31
24
20
19
16
18
17
26
24
Partly Cloudy
15
12
13
15
20
19
19
14
12
9
11
14
Cloudy
56
50
49
54
56
61
63
70
69
75
63
62
Mean Cloudiness
0.65
0.57
0.57
0.63
0.67
0.71
0.73
0.77
0.76
0.79
0.69
0.70