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 (midnight to midnight 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
34
42
42
35
26
21
19
18
22
20
31
29
Partly Cloudy
15
13
13
15
10
18
19
14
12
10
11
15
Cloudy
51
45
45
50
54
61
62
68
66
70
58
56
Mean Cloudiness
0.61
0.54
0.53
0.59
0.66
0.71
0.72
0.76
0.73
0.76
0.65
0.65