COLVILLE AP, :

Monthly Extreme Maximum Temperature (Degrees Fahrenheit)

(451650)

File last updated on Apr 4, 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
1937 ----- z ----- z 68.00 70.00 84.00 92.00 98.00 94.00 92.00 74.00 59.00 a 51.00 98.00
1938 45.00 46.00 56.00 78.00 89.00 96.00 104.00 97.00 98.00 77.00 54.00 45.00 104.00
1939 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1940 47.00 51.00 67.00 71.00 91.00 96.00 102.00 97.00 94.00 72.00 49.00 46.00 102.00
1941 42.00 51.00 61.00 q 83.00 86.00 92.00 107.00 107.00 76.00 69.00 59.00 56.00 107.00
1942 46.00 47.00 70.00 82.00 82.00 98.00 97.00 100.00 92.00 79.00 51.00 45.00 n 100.00
1943 46.00 50.00 58.00 81.00 80.00 90.00 99.00 93.00 93.00 85.00 51.00 55.00 99.00
1944 46.00 50.00 66.00 76.00 87.00 91.00 100.00 95.00 c 97.00 76.00 55.00 49.00 100.00
1945 53.00 51.00 59.00 72.00 86.00 90.00 98.00 98.00 c 89.00 79.00 58.00 49.00 98.00
1946 46.00 47.00 65.00 83.00 82.00 89.00 99.00 100.00 89.00 64.00 49.00 50.00 100.00
1947 48.00 59.00 70.00 80.00 a 92.00 88.00 99.00 96.00 86.00 78.00 50.00 43.00 99.00
1948 43.00 52.00 65.00 74.00 87.00 93.00 ----- z 89.00 91.00 a 70.00 50.00 44.00 a 93.00
1949 36.00 50.00 58.00 78.00 92.00 94.00 d 99.00 96.00 a 91.00 67.00 ----- z ----- z 99.00
1950 45.00 51.00 54.00 ----- z 81.00 a 93.00 98.00 96.00 99.00 a 66.00 c 52.00 48.00 99.00
1951 44.00 52.00 59.00 74.00 a 86.00 88.00 b 100.00 i 100.00 d 87.00 74.00 50.00 50.00 100.00
1952 42.00 52.00 64.00 87.00 86.00 a 92.00 102.00 b 99.00 94.00 84.00 55.00 43.00 102.00
1953 53.00 53.00 64.00 70.00 83.00 82.00 c 98.00 99.00 92.00 f 75.00 58.00 47.00 99.00
1954 50.00 54.00 a 55.00 73.00 88.00 84.00 95.00 95.00 83.00 70.00 57.00 47.00 95.00
1955 38.00 44.00 51.00 a 68.00 76.00 97.00 97.00 95.00 98.00 69.00 60.00 47.00 98.00
1956 43.00 42.00 58.00 81.00 92.00 88.00 100.00 100.00 90.00 78.00 49.00 55.00 100.00
1957 34.00 f 52.00 a 59.00 85.00 88.00 89.00 95.00 94.00 92.00 a 71.00 55.00 45.00 95.00
1958 47.00 58.00 63.00 72.00 96.00 98.00 a 99.00 101.00 95.00 80.00 59.00 48.00 101.00
1959 48.00 47.00 59.00 72.00 85.00 90.00 102.00 100.00 89.00 70.00 57.00 49.00 102.00
1960 45.00 48.00 72.00 75.00 85.00 92.00 107.00 101.00 90.00 79.00 55.00 40.00 107.00
1961 46.00 n 57.00 64.00 66.00 85.00 96.00 99.00 107.00 84.00 75.00 50.00 48.00 107.00
1962 46.00 49.00 67.00 81.00 76.00 91.00 100.00 97.00 89.00 79.00 58.00 48.00 100.00
1963 50.00 54.00 65.00 75.00 85.00 95.00 91.00 98.00 95.00 81.00 53.00 42.00 98.00
1964 45.00 46.00 69.00 67.00 83.00 87.00 99.00 91.00 82.00 76.00 53.00 43.00 99.00
1965 45.00 51.00 58.00 73.00 84.00 89.00 98.00 99.00 81.00 78.00 62.00 47.00 99.00
1966 45.00 49.00 71.00 74.00 89.00 87.00 95.00 99.00 92.00 75.00 59.00 47.00 99.00
1967 50.00 55.00 55.00 65.00 83.00 93.00 96.00 104.00 95.00 72.00 53.00 46.00 104.00
1968 48.00 62.00 66.00 79.00 83.00 90.00 101.00 97.00 87.00 68.00 55.00 47.00 101.00
1969 38.00 45.00 66.00 77.00 86.00 95.00 95.00 100.00 92.00 65.00 56.00 48.00 100.00
1970 46.00 51.00 59.00 65.00 84.00 95.00 99.00 101.00 84.00 82.00 57.00 47.00 101.00
1971 49.00 49.00 57.00 69.00 85.00 91.00 100.00 101.00 83.00 78.00 49.00 41.00 101.00
1972 47.00 60.00 67.00 74.00 89.00 90.00 a 96.00 102.00 90.00 74.00 48.00 53.00 102.00
1973 45.00 55.00 63.00 72.00 92.00 99.00 101.00 101.00 94.00 67.00 50.00 47.00 101.00
1974 51.00 49.00 59.00 70.00 77.00 96.00 98.00 98.00 88.00 74.00 53.00 49.00 98.00
1975 44.00 45.00 51.00 71.00 82.00 85.00 102.00 87.00 i 87.00 81.00 67.00 54.00 102.00
1976 43.00 49.00 57.00 75.00 79.00 95.00 93.00 e 89.00 91.00 82.00 58.00 45.00 a 95.00
1977 45.00 54.00 60.00 91.00 82.00 94.00 96.00 99.00 p 85.00 b 68.00 54.00 48.00 99.00
1978 45.00 46.00 63.00 74.00 g 78.00 92.00 97.00 97.00 83.00 ----- z 40.00 u 42.00 97.00
1979 35.00 49.00 67.00 78.00 83.00 92.00 103.00 95.00 87.00 77.00 a 50.00 49.00 103.00
1980 45.00 45.00 60.00 81.00 84.00 83.00 97.00 92.00 82.00 80.00 l 53.00 g 58.00 97.00
1981 48.00 57.00 65.00 82.00 81.00 85.00 90.00 96.00 92.00 65.00 53.00 49.00 96.00
1982 47.00 56.00 62.00 74.00 82.00 92.00 99.00 95.00 86.00 68.00 50.00 54.00 99.00
1983 49.00 53.00 59.00 73.00 94.00 87.00 90.00 96.00 79.00 67.00 56.00 38.00 96.00
1984 45.00 49.00 58.00 79.00 85.00 87.00 98.00 95.00 87.00 79.00 49.00 38.00 98.00
1985 37.00 47.00 59.00 76.00 88.00 91.00 101.00 91.00 78.00 67.00 52.00 38.00 101.00
1986 47.00 56.00 65.00 74.00 95.00 94.00 93.00 98.00 88.00 70.00 57.00 41.00 98.00
1987 41.00 49.00 65.00 87.00 89.00 97.00 99.00 99.00 97.00 80.00 ----- z ----- z 99.00
Period of Record Statistics
MEAN 45.30 50.90 61.98 75.69 85.34 91.40 98.35 97.50 89.04 74.04 54.22 47.11 100.03
S.D. 3.96 4.40 5.13 5.96 4.67 4.07 3.61 3.88 5.45 5.65 4.17 4.69 2.46
SKEW -0.65 0.41 -0.10 0.36 0.19 -0.26 -0.10 0.07 -0.29 -0.04 0.60 0.08 0.43
MAX 53.00 62.00 72.00 91.00 96.00 99.00 107.00 107.00 99.00 85.00 67.00 58.00 107.00
MIN 35.00 42.00 51.00 65.00 76.00 82.00 90.00 89.00 76.00 64.00 48.00 38.00 95.00
NO YRS 47 49 49 48 50 50 48 48 49 48 46 47 34