McGrath AP, AK
Period of Record: 1939 - present
62°57'N / 155°36'W
344 ft. above sea level
Division HOME
Climate HOME
NCDC Normals (1971 - 2000)
Element
JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
SEP
OCT
NOV
DEC
ANNUAL
Mean Temperature (°F)
-6.7
-0.9
11.8
29.1
46.2
56.7
59.8
54.9
44.7
25.3
5.8
-3.8
26.9
Mean Maximum Temperature (°F)
2.3
10.7
25.3
40.5
56.8
67.6
69.7
64.1
53.4
32.2
13.8
4.8
36.8
Mean Minimum Temperature (°F)
-15.6
-12.5
-1.8
17.7
35.5
45.7
49.8
45.7
35.9
18.3
-2.2
-12.3
17.0
Mean Precipitation (in)
1.04
0.74
0.81
0.66
1.02
1.45
2.32
2.75
2.36
1.46
1.46
1.44
17.51
Mean
Snowfall (in)
15.3
10.9
11.3
5.7
1.1
0
0
0
1.3
11.3
19.7
21.7
98.3
Mean
Snow depth (in)
23
26
28
19
1
0
0
0
0
2
9
18
11
HDD
2223
1847
1653
1078
583
256
174
318
611
1233
1779
2132
13887
CDD
0
0
0
0
0
4
11
6
0
0
0
0
21
Temperature Extremes (1939 - 2004)
Element
JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
SEP
OCT
NOV
DEC
ANNUAL
Highest Mean (°F)
14.4
15.8
27.1
37.5
52.3
62.9
63.5
61.0
49.7
33.8
21.4
10.2
31.4
Year
1981
2003
1965
1998
2004
1957
1997
1977
1995
1979
1979
1985
1993
Lowest Mean (°F)
-27.5
-21.9
-5.9
10.9
35.2
50.4
54.6
48.4
33.6
14.2
-8.3
-25.5
20.6
Year
1989
1990
1959
1985
1964
1949
1959
1969
1992
1965
1975
1980
1956
Highest Daily Maximum (°F)
54
55
55
67
82
90
89
89
76
62
49
49
90
Date
30
1945
24
1943
20
1998
28
1958
16
1993
15
1969
11
1975
21
1977
3
1949
1
2003
12
1967
29
1977
15 Jun
1969
Lowest Daily Minimum (°F)
-75
-64
-51
-40
-2
30
31
25
2
-28
-53
-67
-75
Date
27
1989
3
1947
2
1956
1
1985
2
1945
1
1960
17
2003
28
1984
24
1992
30
1982
30
1990
27
1961
27 Jan
1989
Precipitation Extremes (1939 - 2004)
Element
JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
SEP
OCT
NOV
DEC
ANNUAL
Highest Total (in)
3.74
3.72
2.82
2.78
3.07
4.36
5.36
6.26
6.18
4.59
4.34
5.02
25.68
Year
1993
2003
1991
1964
1988
1950
1975
1945
1993
1946
1979
1990
1990
Lowest Total (in)
0.10
0
0
0.01
0.18
0.15
0.38
0.80
0.19
0.14
0.02
0.05
7.00
Year
1961
1979
1960
1943
1979
2000
1993
1968
1969
1965
1963
1942
1966
Highest 1-Day Maximum (in)
0.95
1.04
1.07
1.03
1.00
1.59
1.50
1.51
1.73
1.32
1.06
1.56
1.73
Date
1
1950
15
1956
30
1946
22
1960
26
1995
21
1994
16
1975
24
1961
21
2000
4
1941
10
1985
23
1970
21 Sep
2000
Highest Total Snowfall (in)
42.2
38.0
35.8
32.8
10.7
0.1
0
0
13.7
32.1
53.6
54.2
196.6
Year
1993
1944
1990
1964
1992
1975
1992
1971
1994
1990
1990
Highest 1-Day Maximum (in)
11.6
14.7
12.0
12.7
6.8
0.1
0
0
7.3
8.5
14.2
13.0
14.7
Date
1
1950
2
2000
17
1982
24
1964
7
1971
14
1975
17
1992
8
1971
10
1946
30
1941
2 Feb
2000
Threshold Counts (1971 - 2000)
Element
JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
SEP
OCT
NOV
DEC
ANNUAL
Maximum Temperature
>= 80°F
0
0
0
0
0
2
3
1
0
0
0
0
6
Maximum Temperature
>= 32°F
3
3
11
24
31
30
31
31
30
16
3
2
214
Minimum Temperature
<= 32°F
31
28
31
28
10
0
0
1
10
28
30
31
227
Minimum Temperature
<= 0°F
23
21
18
4
0
0
0
0
0
3
18
23
110
Precipitation
>=0.01"
11
7
9
7
11
13
15
17
14
13
13
13
142
Precipitation
>=0.10"
3
2
3
2
3
5
7
8
7
4
4
4
53
Precipitation
>=0.50"
0
0
0
0
0
0
1
1
1
1
1
0
6
Precipitation
>=1.00"
0
0
0
0
0
0
0
0
0
0
0
0
1