SNOQUALMIE PASS, WASHINGTON

Monthly Extreme Maximum Temperature (Degrees Fahrenheit)

(457781)

File last updated on Jul 25, 2006
*** Note *** Provisional Data *** After Year/Month 197202
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
1931 50.00 46.00 58.00 70.00 82.00 85.00 89.00 84.00 73.00 74.00 54.00 36.00 89.00
1932 44.00 42.00 43.00 62.00 68.00 81.00 79.00 80.00 81.00 73.00 50.00 45.00 81.00
1933 40.00 40.00 43.00 61.00 67.00 80.00 89.00 93.00 74.00 78.00 60.00 48.00 93.00
1934 46.00 53.00 63.00 81.00 78.00 o 93.00 e 84.00 j 94.00 e 74.00 h 77.00 l 53.00 43.00 94.00
1935 51.00 54.00 53.00 65.00 74.00 80.00 95.00 ----- z 86.00 81.00 48.00 47.00 95.00
1936 41.00 48.00 56.00 71.00 84.00 78.00 e 86.00 93.00 73.00 f 88.00 c ----- z 43.00 93.00
1937 30.00 45.00 55.00 58.00 74.00 92.00 92.00 b 83.00 a 87.00 72.00 52.00 43.00 92.00
1938 40.00 45.00 51.00 65.00 78.00 84.00 101.00 95.00 101.00 72.00 46.00 a 44.00 101.00
1939 40.00 44.00 62.00 68.00 82.00 81.00 89.00 89.00 84.00 71.00 55.00 52.00 89.00
1940 47.00 42.00 64.00 62.00 76.00 88.00 80.00 90.00 86.00 70.00 42.00 40.00 90.00
1941 43.00 50.00 64.00 71.00 81.00 85.00 98.00 87.00 71.00 67.00 55.00 46.00 98.00
1942 38.00 43.00 59.00 70.00 72.00 87.00 96.00 94.00 89.00 78.00 43.00 42.00 96.00
1943 41.00 53.00 54.00 71.00 73.00 83.00 87.00 86.00 86.00 84.00 c 52.00 41.00 87.00
1944 45.00 46.00 59.00 67.00 81.00 81.00 91.00 85.00 89.00 75.00 51.00 44.00 91.00
1945 47.00 50.00 a 55.00 ----- z 79.00 79.00 c 84.00 m ----- z 74.00 n 78.00 l 51.00 l ----- z 84.00
1946 47.00 h 45.00 d 54.00 d 75.00 i 78.00 e 77.00 d 92.00 d 85.00 q 79.00 e 61.00 e 48.00 f 42.00 g 92.00
1947 ----- z 54.00 i 67.00 d 73.00 g 79.00 l 72.00 e 87.00 f 77.00 j 82.00 e 76.00 f 50.00 e 41.00 b 87.00
1948 44.00 e 50.00 f 60.00 i 62.00 f 74.00 j 85.00 e 85.00 h 78.00 h 84.00 e 65.00 h 47.00 f 38.00 g 85.00
1949 41.00 j 50.00 i 57.00 k 65.00 l 74.00 g 78.00 d 82.00 h 82.00 g 81.00 j 64.00 h 60.00 h 45.00 i 82.00
1950 42.00 n 42.00 g 46.00 l 58.00 l 71.00 i 80.00 j 83.00 h 86.00 l 86.00 i 60.00 g 58.00 g 46.00 j 86.00
1951 44.00 d 50.00 j 59.00 l 74.00 l ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 74.00
1952 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 86.00 i 53.00 37.00 86.00
1953 48.00 45.00 55.00 61.00 b 74.00 69.00 88.00 h 87.00 j 85.00 m 70.00 f 47.00 39.00 88.00
1954 39.00 43.00 50.00 53.00 o 74.00 l 74.00 81.00 a 84.00 78.00 a 61.00 55.00 k 40.00 d 84.00
1955 42.00 f 46.00 48.00 a 60.00 a 65.00 79.00 82.00 86.00 90.00 67.00 52.00 43.00 90.00
1956 36.00 45.00 55.00 69.00 b 80.00 71.00 98.00 90.00 74.00 71.00 48.00 51.00 98.00
1957 35.00 50.00 51.00 75.00 79.00 78.00 a 75.00 73.00 h 86.00 66.00 55.00 53.00 a 86.00
1958 43.00 61.00 a 49.00 g 64.00 84.00 85.00 91.00 90.00 88.00 72.00 54.00 50.00 91.00
1959 42.00 43.00 55.00 76.00 75.00 88.00 89.00 85.00 75.00 64.00 60.00 48.00 89.00
1960 47.00 44.00 66.00 70.00 65.00 77.00 95.00 89.00 82.00 74.00 50.00 43.00 95.00
1961 46.00 43.00 53.00 57.00 75.00 94.00 90.00 98.00 75.00 70.00 52.00 43.00 98.00
1962 56.00 56.00 65.00 66.00 58.00 80.00 81.00 78.00 80.00 67.00 57.00 46.00 81.00
1963 44.00 56.00 57.00 60.00 80.00 81.00 75.00 89.00 89.00 69.00 45.00 46.00 89.00
1964 48.00 51.00 58.00 56.00 71.00 72.00 84.00 82.00 73.00 72.00 47.00 40.00 84.00
1965 50.00 a 54.00 59.00 66.00 72.00 78.00 92.00 92.00 75.00 69.00 53.00 46.00 92.00
1966 49.00 48.00 64.00 65.00 a 77.00 77.00 75.00 87.00 86.00 72.00 a 54.00 52.00 87.00
1967 41.00 47.00 46.00 56.00 75.00 a 87.00 85.00 90.00 85.00 64.00 47.00 50.00 90.00
1968 50.00 57.00 a 56.00 70.00 75.00 83.00 88.00 82.00 80.00 a ----- z 64.00 a 40.00 88.00
1969 44.00 44.00 60.00 58.00 d 78.00 b 87.00 79.00 76.00 83.00 66.00 60.00 a 42.00 87.00
1970 40.00 b 54.00 53.00 52.00 73.00 b 87.00 a 90.00 b 84.00 a 77.00 a 79.00 57.00 b 39.00 90.00
1971 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 47.00 e 39.00 b 47.00
1972 42.00 d 45.00 g ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 45.00
Period of Record Statistics
MEAN 43.74 48.03 56.21 65.26 75.16 81.51 87.55 87.41 82.12 71.57 51.91 44.06 90.95
S.D. 5.13 5.22 6.17 6.60 5.94 6.00 7.07 5.27 6.59 6.32 5.12 4.45 5.44
SKEW -0.20 0.65 -0.25 0.16 -0.84 0.03 -0.18 -0.14 0.40 0.60 0.22 0.35 -0.06
MAX 56.00 61.00 67.00 81.00 84.00 94.00 101.00 98.00 101.00 88.00 64.00 53.00 101.00
MIN 30.00 40.00 43.00 52.00 58.00 69.00 75.00 76.00 71.00 61.00 42.00 36.00 81.00
NO YRS 35 34 34 31 32 37 31 29 32 30 33 35 21