SPIRIT LAKE RANGER STN, WASHINGTON

Monthly Average Maximum Temperature (Degrees Fahrenheit)

(457919)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 195608
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
1932 ----- z ----- z ----- z ----- z 49.20 a ----- z ----- z ----- z 62.27 50.35 43.43 32.23 47.50
1933 30.93 a 31.46 37.13 43.77 45.32 55.60 66.65 70.94 55.13 51.77 43.14 a 40.23 47.67
1934 37.77 42.18 47.23 57.97 59.35 64.50 70.32 76.81 60.07 53.32 42.67 37.39 54.13
1935 34.52 39.93 36.39 47.23 54.45 60.77 70.32 70.39 67.60 47.29 35.40 39.23 a 50.29
1936 35.61 30.93 38.26 46.20 57.00 58.93 71.87 74.71 63.93 57.42 46.60 36.48 51.50
1937 25.52 35.21 42.81 41.73 54.03 ----- z ----- z ----- z ----- z ----- z 40.33 i 36.35 39.28
1938 33.13 32.64 35.74 43.93 54.32 i 65.33 75.19 66.90 66.70 52.84 36.10 36.13 49.51
1939 34.48 30.54 37.68 49.20 54.32 58.13 71.03 75.82 i 64.73 52.65 46.13 41.45 49.12
1940 35.32 37.17 43.13 48.07 61.58 69.63 70.77 72.32 63.70 52.68 36.63 37.45 52.37
1941 37.26 ----- z ----- z ----- z ----- z ----- z 77.61 69.48 55.03 49.65 43.20 34.68 52.42
1942 35.61 35.00 40.35 47.50 49.68 55.93 ----- z 72.65 64.63 51.74 36.17 33.48 47.52
1943 30.87 34.64 35.68 39.53 44.00 51.93 70.03 64.00 66.70 49.10 43.67 36.61 47.23
1944 33.87 33.28 35.71 39.83 50.39 61.37 71.77 65.68 60.97 54.52 38.33 34.42 48.34
1945 34.07 a 33.64 33.23 36.70 41.90 51.63 75.55 70.16 58.40 ----- z ----- z ----- z 48.36
1946 33.06 33.50 36.94 44.67 56.06 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 40.85
1947 ----- z ----- z ----- z ----- z ----- z ----- z 65.32 ----- z ----- z ----- z ----- z ----- z 65.32
1948 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 61.18 i ----- z ----- z ----- z ----- z 9999.00
1949 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 45.64 q 49.06 l 31.33 p 9999.00
1950 24.44 d 36.57 37.71 44.11 l 52.86 j 59.19 i 72.92 g 72.74 66.53 47.16 39.13 37.74 l 46.33
1951 32.23 39.96 36.65 54.57 55.58 67.30 73.94 68.61 66.73 45.32 36.90 29.08 e 50.57
1952 28.00 35.00 35.71 50.87 51.84 f 54.85 c 73.58 69.84 71.48 e 65.31 e 42.23 35.36 f 52.69
1953 39.27 p 39.39 40.32 45.00 e 50.19 54.10 73.45 71.23 75.12 n 57.00 d 41.48 e 35.53 l 52.46
1954 32.74 37.78 e 42.88 f 45.30 55.45 52.33 f 69.61 63.84 62.93 53.71 45.80 37.61 50.48
1955 35.26 35.25 35.29 40.70 48.74 57.30 63.26 73.84 66.43 51.32 34.17 g 33.74 h 50.74
1956 32.52 31.97 37.39 51.50 56.77 56.23 75.62 g 74.96 d ----- z ----- z ----- z ----- z 48.76
Period of Record Statistics
MEAN 32.86 35.30 38.07 46.01 52.45 58.97 71.19 70.51 63.55 52.40 41.00 36.19 50.26
S.D. 3.52 3.28 3.36 5.34 5.35 5.41 3.70 3.68 4.34 4.53 3.82 3.14 2.41
SKEW -1.04 0.45 1.25 0.41 -0.34 0.53 -0.44 -0.32 -0.52 1.10 -0.12 -0.49 0.18
MAX 37.77 42.18 47.23 57.97 61.58 69.63 77.61 76.81 71.48 65.31 46.60 41.45 54.13
MIN 24.44 30.54 33.23 36.70 41.90 51.63 63.26 63.84 55.03 45.32 35.40 29.08 47.23
NO YRS 20 20 19 19 18 16 17 18 18 18 17 15 8