Mean monthly dewpoint temperature (°F), 1971 - 2000
Arctic
JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
SEP
OCT
NOV
DEC
Barrow
Mean
-18.8
-21.4
-19.2
-5.0
17.3
31.1
36.3
35.6
28.4
11.4
-5.5
-15.8
Max
6.4
3.7
2.7
15.8
30.4
40.1
46.7
45.6
39.0
27.7
16.9
7.7
Min
-37.5
-40.1
-36.1
-23.2
1.5
23.5
29.8
27.1
17.2
-8.3
-25.8
-35.3
Barter Island
Mean
-19.1
-25.1
-24.1
-8.7
17.3
31.7
36.9
36.6
29.2
10.9
-7.6
-17.6
Max
7.2
3.4
-1.8
15.3
30.4
39.2
46.1
45.2
37.7
26.1
12.9
9.9
Min
-41.3
-46.2
-41.9
-30.9
1.9
25.6
31.2
28.4
18.4
-9.5
-30.1
-40.4
Interior
Bettles
Mean
-13.5
-15.8
-2.5
14.0
30.5
42.5
48.2
44.9
33.0
15.7
-7.8
-11.9
Max
19.5
14.9
20.6
30.4
43.5
52.2
56.2
54.2
45.0
31.6
18.2
16.6
Min
-42.9
-44.2
-26.6
-5.4
18.1
29.8
38.2
32.3
19.3
-3.8
-34.1
-41.4
Big Delta
Mean
-10.3
-6.1
3.7
16.5
28.0
40.4
47.1
43.3
33.3
18.0
-0.4
-5.2
Max
15.3
17.9
21.6
28.5
39.3
49.7
54.1
52.0
43.9
32.4
19.5
18.6
Min
-36.0
-30.8
-17.5
0.1
16.4
28.8
38.5
32.5
21.1
-0.1
-23.8
-31.9
Fairbanks
Mean
-13.5
-10.4
1.0
17.0
29.8
43.3
49.5
46.5
35.0
17.1
-3.0
-10.8
Max
16.0
16.1
20.9
30.1
42.9
53.1
57.1
55.1
46.9
32.8
19.5
17.8
Min
-38.8
-32.8
-20.1
-1.5
17.1
31.5
40.2
34.3
20.8
-3.2
-24.9
-35.7
McGrath
Mean
-10.0
-7.3
1.9
16.6
31.1
42.5
48.8
46.5
36.1
19.4
1.1
-8.3
Max
21.4
20.1
25.3
31.1
41.9
51.5
55.9
54.4
47.4
36.0
24.5
20.6
Min
-39.2
-31.9
-20.7
-3.0
19.9
32.9
41.3
35.0
22.4
0.3
-25.3
-37.4
West
Bethel
Mean
1.0
0.8
8.4
19.6
32.6
42.3
48.6
47.9
39.6
25.1
13.0
4.0
Max
29.5
26.8
30.0
33.0
41.3
50.7
54.7
54.6
48.9
40.2
32.2
28.6
Min
-28.6
-25.8
-17.5
-1.0
21.8
34.2
41.8
39.4
27.9
8.6
-11.5
-24.4
Kotzebue
Mean
-7.5
-9.2
-6.3
6.7
26.5
38.5
47.9
46.1
35.3
17.9
3.1
-5.9
Max
21.1
18.4
20.4
27.6
35.8
49.8
56.1
54.2
46.6
33.2
24.3
20.7
Min
-32.8
-34.5
-27.8
-13.4
11.4
30.0
38.7
34.7
22.0
0.0
-19.1
-31.7
Nome
Mean
-0.7
-1.8
1.8
12.9
28.7
38.7
45.6
45.0
35.7
21.7
10.8
1.5
Max
27.0
24.5
26.0
29.5
37.9
47.6
53.0
52.7
46.8
37.5
29.6
25.5
Min
-27.3
-26.8
-21.4
-7.9
15.1
29.8
36.6
33.6
21.9
4.5
-11.0
-23.9
Southwest
Adak
Mean
26.0
25.7
27.6
29.0
33.0
38.2
43.2
45.5
41.6
35.5
30.6
27.9
Max
35.3
34.9
35.9
36.8
39.2
43.7
51.0
52.9
48.9
44.4
39.6
37.3
Min
16.2
15.9
17.4
21.1
25.4
33.6
37.8
40.1
33.6
27.1
21.9
18.7
Cold Bay
Mean
24.7
23.8
25.6
28.7
34.4
41.2
46.5
48.1
43.3
35.3
30.4
27.2
Max
36.2
35.4
35.1
36.6
40.6
46.4
51.0
53.1
50.6
45.4
40.1
37.6
Min
8.6
8.5
10.6
17.3
25.8
35.4
41.5
42.7
34.4
25.0
19.1
13.6
St. Paul
Mean
21.7
19.4
20.7
24.5
31.8
38.5
44.2
46.1
41.6
33.3
28.5
24.9
Max
34.8
33.0
32.3
33.8
37.6
43.2
47.7
49.3
47.8
43.4
38.5
36.2
Min
4.9
1.4
2.8
10.1
22.7
32.8
40.0
41.5
32.3
22.8
16.7
11.4
Bristol Bay
King Salmon
Mean
10.7
9.6
16.2
24.3
33.3
41.4
48.0
48.0
40.8
27.4
19.0
12.9
Max
32.0
31.6
31.9
34.4
40.3
49.0
53.6
54.1
50.1
42.3
35.4
32.7
Min
-21.2
-18.0
-9.6
7.8
25.0
34.6
42.4
39.8
27.0
8.9
-6.9
-16.9
Cook Inlet
Anchorage
Mean
10.1
11.8
16.7
25.2
34.0
42.9
49.2
48.5
40.7
27.2
16.8
12.9
Max
28.1
29.4
29.8
33.8
42.3
49.8
53.9
54.2
49.2
39.9
30.5
29.1
Min
-10.9
-7.7
-1.0
11.0
25.8
35.1
43.4
39.1
26.9
10.5
0.2
-7.8
Homer
Mean
18.4
18.9
21.8
28.3
35.6
42.5
48.1
48.0
41.9
31.2
24.0
20.9
Max
33.2
33.1
33.3
36.1
42.2
48.5
52.4
53.1
49.5
42.5
36.2
34.2
Min
-3.3
-0.3
4.4
15.8
28.6
36.4
43.7
40.6
29.9
15.0
6.0
1.2
Talkeetna
Mean
4.4
7.8
13.8
22.8
34.1
44.1
50.2
48.9
39.9
25.1
11.8
7.6
Max
27.7
29.1
30.1
33.0
43.7
51.2
55.5
55.7
49.7
39.5
29.1
28.9
Min
-23.9
-16.1
-7.1
9.1
23.5
36.1
43.5
37.8
24.8
6.1
-10.6
-22.1
Copper River Basin
Gulkana
Mean
-9.5
-2.6
6.3
19.4
28.7
37.6
44.6
42.6
33.5
22.6
2.7
-4.8
Max
19.7
23.8
23.7
30.0
38.4
47.2
51.2
50.5
43.8
35.6
24.0
24.8
Min
-37.1
-26.3
-16.1
5.8
19.4
27.8
36.3
32.9
21.3
4.1
-21.0
-32.6
Southcentral
Kodiak
Mean
24.6
23.8
25.1
30.1
36.9
43.9
49.0
48.7
43.3
32.9
27.7
25.1
Max
38.2
37.1
36.6
38.9
43.4
49.6
53.2
53.9
51.2
46.3
41.1
38.2
Min
4.3
2.2
6.6
15.1
26.7
36.7
44.2
40.0
29.8
15.8
9.2
6.5
Valdez
Mean
15.4
16.9
20.8
28.6
37.2
44.6
49.2
48.0
41.8
30.2
20.2
17.4
Max
31.3
32.6
33.0
36.5
43.8
49.8
52.4
52.5
48.9
41.7
33.5
32.9
Min
-5.4
-3.3
1.8
15.3
28.1
38.5
44.5
38.4
27.9
12.3
2.2
-3.4
Yakutat
Mean
22.0
23.5
26.1
31.8
38.8
45.5
50.3
50.1
44.8
37.1
28.2
24.7
Max
37.0
36.6
36.5
39.4
45.9
50.8
54.0
55.1
52.8
47.9
40.1
38.1
Min
0.0
3.6
7.1
19.9
30.0
38.9
45.7
42.5
33.0
21.6
10.8
2.0
Southeast
Annette
Mean
29.3
30.2
32.1
35.6
40.9
46.6
51.1
52.2
48.4
41.9
34.4
31.4
Max
42.2
41.6
41.6
43.6
48.3
52.0
55.8
57.3
54.9
50.8
45.0
42.6
Min
8.5
10.8
15.5
24.5
32.9
40.5
45.9
47.3
38.7
28.3
17.0
11.6
Juneau
Mean
20.0
23.1
27.1
33.0
39.5
45.9
50.0
50.1
45.8
38.6
29.8
24.4
Max
36.2
36.7
37.3
40.8
47.0
51.3
54.4
54.8
52.4
48.0
40.5
37.4
Min
-3.8
1.4
6.4
20.0
31.4
39.5
45.7
44.2
36.5
24.3
12.6
2.9