JACOB LAKE, a

Monthly Average Maximum Temperature (Degrees Fahrenheit)

(024418)

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 198710
a = 1 day missing, b = 2 days missing, c = 3 days, ..etc..,
z = 26 or more days missing, A = Accumulations present
Long-term means based on columns; thus, the monthly row may not
sum (or average) to the long-term annual value.
MAXIMUM ALLOWABLE NUMBER OF MISSING DAYS : 5
Individual Months not used for annual or monthly statistics if more than 5 days are missing.
Individual Years not used for annual statistics if any month in that year has more than 5 days missing.
YEAR(S) JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN
1916 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1917 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1918 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1919 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1920 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1921 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1922 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1923 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1924 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1925 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1926 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1927 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1928 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1929 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1930 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1931 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1932 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1933 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1934 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1935 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1936 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1937 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1938 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1939 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1940 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1941 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1942 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1943 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1944 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1945 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1946 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1947 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 41.27 s 36.57 a 36.57
1948 42.94 38.33 b 37.08 s ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 40.63
1949 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1950 ----- z ----- z ----- z ----- z ----- z ----- z 77.42 76.84 73.17 71.90 ----- z ----- z 74.83
1951 53.94 n 40.82 49.65 h 50.19 i 57.15 k 69.36 h 74.58 67.69 e ----- z 54.85 e 50.67 x 38.71 j 59.49
1952 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1953 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1954 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1955 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 75.48 d 73.27 63.26 49.59 c 42.13 h 65.40
1956 41.97 35.07 50.68 50.30 65.32 78.67 78.97 75.29 75.90 59.10 44.53 42.00 58.15
1957 35.90 45.68 43.32 54.20 61.48 74.20 79.50 z 85.80 k 74.47 54.48 42.80 47.84 53.44
1958 37.90 45.29 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 41.59
1959 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1960 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 83.13 74.77 55.65 47.93 40.32 60.36
1961 43.42 43.75 44.74 ----- z 64.26 80.50 82.81 ----- z ----- z ----- z ----- z ----- z 59.91
1962 ----- z ----- z 43.35 h ----- z ----- z ----- z 80.77 81.23 75.33 62.52 54.38 f 45.10 a 68.99
1963 36.37 a 47.08 b 44.38 b 49.64 h ----- z 73.54 d 82.87 75.35 74.44 c 65.42 e 49.68 e 44.21 g 61.01
1964 29.18 c 26.84 d 38.29 c 49.50 j 62.50 g 73.37 81.69 b 78.42 l 72.50 h ----- z 45.67 o 42.73 p 49.87
1965 43.13 42.57 40.26 49.55 a 56.75 o 68.28 e 76.70 a 78.65 69.20 e ----- z ----- z 41.68 56.67
1966 36.77 36.18 49.68 57.59 a 67.50 w 78.38 q 78.87 a 80.00 i ----- z ----- z ----- z 40.36 f 51.82
1967 42.74 46.36 ----- z ----- z ----- z 68.93 a 79.52 78.48 68.77 65.14 c 51.20 36.74 59.76
1968 42.29 44.79 47.16 48.07 ----- z ----- z 79.42 72.00 71.83 63.45 46.80 36.75 k 57.31
1969 41.45 b 39.12 c 43.20 f 57.50 f 66.97 71.60 79.81 80.35 72.34 a 52.37 a 47.70 43.03 59.47
1970 40.94 46.00 44.90 49.90 66.06 ----- z 79.81 78.81 71.21 b 58.27 a 47.33 40.42 56.70
1971 42.97 43.43 49.35 56.47 ----- z 78.70 g 83.32 75.13 70.03 53.58 e 46.43 34.10 55.48
1972 41.94 47.17 57.61 54.00 66.19 72.23 83.61 76.19 68.67 53.68 42.83 39.29 58.62
1973 37.13 ----- z 39.23 47.80 65.79 c ----- z 82.03 80.70 k 73.90 65.40 a 49.33 ----- z 57.58
1974 ----- z ----- z ----- z ----- z ----- z ----- z 79.26 78.65 ----- z 59.23 ----- z ----- z 72.38
1975 ----- z ----- z ----- z ----- z ----- z ----- z 80.19 78.13 71.53 59.79 g 50.17 a 44.74 64.95
1976 43.63 a 45.00 ----- z 54.03 ----- z 75.73 78.35 79.06 65.25 j ----- z ----- z ----- z 62.64
1977 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1978 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1979 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1980 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1981 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 45.42 45.42
1982 37.81 40.64 43.19 51.20 62.84 72.83 77.23 74.68 68.13 54.65 44.00 38.29 55.46
1983 41.90 40.96 42.26 45.23 61.16 73.30 77.84 74.42 72.63 58.35 46.23 38.39 56.06
1984 39.52 41.38 47.65 50.00 70.87 73.83 77.23 75.65 73.07 52.13 45.00 38.45 57.06
1985 38.71 39.07 43.94 58.37 66.39 78.47 79.35 79.74 66.07 57.74 42.87 44.29 57.92
1986 46.35 42.93 51.42 55.67 66.39 77.43 77.53 a 77.87 64.37 53.70 a 44.77 38.97 58.12
1987 38.84 38.36 42.26 57.30 60.97 76.67 76.84 75.58 71.47 55.33 m ----- z ----- z 59.81
Period of Record Statistics
MEAN 40.16 41.60 45.57 52.48 64.98 74.35 79.44 76.89 71.57 58.80 46.62 40.87 57.34
S.D. 3.67 4.73 4.87 3.99 2.80 3.40 2.32 3.24 3.03 5.40 2.69 3.66 1.19
SKEW -1.05 -1.33 0.69 -0.09 0.20 0.02 0.16 -0.71 -0.70 0.68 0.05 0.13 -0.56
MAX 46.35 47.17 57.61 58.37 70.87 80.50 83.61 83.13 75.90 71.90 51.20 47.84 58.62
MIN 29.18 26.84 38.29 45.23 60.97 68.28 74.58 67.69 64.37 52.13 42.80 34.10 55.46
NO YRS 23 23 18 16 13 16 25 23 22 21 18 18 7