CHEWELAH s, a

Monthly Extreme Maximum Temperature (Degrees Fahrenheit)

(451395)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201303
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
1925 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 65.00 50.00 65.00
1926 43.00 57.00 70.00 87.00 82.00 95.00 101.00 a 98.00 81.00 72.00 56.00 53.00 101.00
1927 42.00 46.00 62.00 81.00 82.00 88.00 99.00 93.00 84.00 72.00 55.00 57.00 99.00
1928 49.00 46.00 71.00 77.00 96.00 93.00 103.00 94.00 a 95.00 72.00 55.00 47.00 103.00
1929 34.00 44.00 60.00 74.00 d 87.00 86.00 101.00 99.00 88.00 80.00 a 54.00 50.00 101.00
1930 48.00 56.00 71.00 80.00 82.00 b 88.00 100.00 e 105.00 94.00 81.00 58.00 38.00 105.00
1931 46.00 51.00 60.00 83.00 93.00 96.00 104.00 98.00 95.00 80.00 62.00 44.00 104.00
1932 47.00 57.00 a 64.00 77.00 81.00 92.00 97.00 101.00 93.00 f 83.00 60.00 55.00 101.00
1933 46.00 49.00 58.00 76.00 82.00 96.00 100.00 101.00 85.00 82.00 60.00 57.00 101.00
1934 52.00 54.00 69.00 89.00 96.00 90.00 107.00 99.00 95.00 85.00 62.00 48.00 a 107.00
1935 49.00 48.00 60.00 71.00 b 83.00 88.00 100.00 96.00 93.00 88.00 51.00 40.00 a 100.00
1936 44.00 45.00 57.00 88.00 94.00 98.00 103.00 98.00 87.00 81.00 54.00 53.00 103.00
1937 28.00 60.00 67.00 72.00 85.00 93.00 99.00 93.00 94.00 75.00 60.00 48.00 e 99.00
1938 46.00 48.00 55.00 65.00 o ----- z 97.00 104.00 97.00 101.00 80.00 51.00 49.00 104.00
1939 48.00 50.00 71.00 85.00 93.00 a 97.00 107.00 99.00 92.00 77.00 56.00 52.00 107.00
1940 46.00 51.00 74.00 74.00 92.00 97.00 107.00 a 100.00 96.00 74.00 48.00 45.00 107.00
1941 40.00 52.00 71.00 81.00 87.00 91.00 107.00 99.00 77.00 68.00 61.00 54.00 107.00
1942 47.00 49.00 71.00 81.00 85.00 94.00 99.00 102.00 95.00 82.00 52.00 44.00 102.00
1943 45.00 51.00 55.00 80.00 80.00 92.00 99.00 95.00 94.00 88.00 53.00 53.00 99.00
1944 44.00 49.00 67.00 78.00 89.00 94.00 102.00 96.00 98.00 79.00 57.00 48.00 102.00
1945 57.00 50.00 60.00 74.00 87.00 92.00 99.00 99.00 92.00 80.00 55.00 50.00 99.00
1946 44.00 47.00 65.00 87.00 85.00 93.00 101.00 101.00 a 91.00 a 72.00 51.00 53.00 101.00
1947 50.00 58.00 71.00 81.00 93.00 90.00 101.00 97.00 88.00 a 81.00 56.00 e 43.00 101.00
1948 ----- z ----- z ----- z ----- z ----- z 91.00 c 92.00 92.00 93.00 73.00 52.00 b 43.00 93.00
1949 40.00 49.00 a 59.00 80.00 93.00 95.00 99.00 102.00 97.00 69.00 69.00 49.00 b 102.00
1950 42.00 50.00 54.00 a 69.00 83.00 95.00 98.00 a 98.00 100.00 69.00 a 55.00 49.00 100.00
1951 44.00 55.00 60.00 74.00 88.00 a 88.00 100.00 101.00 91.00 76.00 52.00 50.00 101.00
1952 40.00 46.00 64.00 87.00 85.00 91.00 101.00 100.00 94.00 84.00 58.00 42.00 101.00
1953 55.00 55.00 66.00 72.00 84.00 84.00 99.00 100.00 94.00 78.00 64.00 50.00 100.00
1954 49.00 56.00 57.00 74.00 90.00 86.00 95.00 95.00 85.00 69.00 a 60.00 43.00 95.00
1955 47.00 46.00 52.00 68.00 77.00 98.00 98.00 95.00 97.00 70.00 a 61.00 45.00 98.00
1956 41.00 42.00 58.00 82.00 90.00 90.00 100.00 101.00 92.00 81.00 a 52.00 58.00 101.00
1957 37.00 55.00 58.00 85.00 89.00 90.00 95.00 94.00 93.00 81.00 a 59.00 47.00 95.00
1958 48.00 61.00 63.00 71.00 95.00 98.00 97.00 103.00 96.00 84.00 60.00 50.00 103.00
1959 45.00 44.00 60.00 73.00 85.00 91.00 104.00 100.00 91.00 70.00 58.00 51.00 104.00
1960 45.00 48.00 72.00 75.00 84.00 91.00 104.00 100.00 90.00 81.00 57.00 41.00 104.00
1961 52.00 57.00 65.00 69.00 88.00 99.00 100.00 110.00 85.00 76.00 52.00 45.00 110.00
1962 43.00 49.00 62.00 80.00 76.00 94.00 99.00 97.00 89.00 77.00 55.00 47.00 99.00
1963 50.00 55.00 66.00 74.00 86.00 95.00 93.00 99.00 94.00 82.00 52.00 41.00 99.00
1964 44.00 45.00 63.00 65.00 84.00 88.00 100.00 92.00 83.00 79.00 60.00 45.00 100.00
1965 47.00 46.00 56.00 74.00 85.00 90.00 99.00 100.00 82.00 79.00 62.00 45.00 100.00
1966 43.00 46.00 71.00 74.00 92.00 88.00 97.00 101.00 94.00 76.00 59.00 47.00 101.00
1967 51.00 59.00 54.00 66.00 82.00 a 94.00 100.00 104.00 101.00 73.00 62.00 45.00 104.00
1968 45.00 60.00 65.00 81.00 83.00 92.00 100.00 95.00 ----- z 78.00 54.00 48.00 100.00
1969 38.00 43.00 62.00 79.00 85.00 93.00 93.00 98.00 92.00 65.00 59.00 46.00 98.00
1970 43.00 49.00 59.00 62.00 84.00 95.00 98.00 100.00 93.00 82.00 58.00 e 44.00 100.00
1971 54.00 49.00 57.00 70.00 84.00 90.00 99.00 101.00 83.00 80.00 49.00 41.00 101.00
1972 48.00 59.00 69.00 75.00 86.00 90.00 95.00 101.00 90.00 73.00 53.00 54.00 101.00
1973 46.00 52.00 62.00 72.00 94.00 98.00 99.00 97.00 93.00 68.00 52.00 48.00 99.00
1974 50.00 50.00 61.00 69.00 77.00 94.00 96.00 96.00 90.00 77.00 51.00 48.00 96.00
1975 46.00 47.00 51.00 70.00 83.00 85.00 101.00 90.00 ----- z 82.00 67.00 51.00 101.00
1976 46.00 48.00 60.00 73.00 80.00 93.00 94.00 90.00 90.00 85.00 59.00 44.00 94.00
1977 44.00 55.00 62.00 90.00 81.00 91.00 95.00 100.00 83.00 70.00 ----- z 53.00 a 100.00
1978 43.00 a 45.00 66.00 a 74.00 78.00 a 92.00 94.00 a 99.00 84.00 74.00 57.00 44.00 99.00
1979 36.00 47.00 68.00 78.00 85.00 98.00 103.00 99.00 93.00 84.00 54.00 50.00 103.00
1980 42.00 52.00 62.00 85.00 90.00 86.00 100.00 100.00 85.00 87.00 63.00 58.00 100.00
1981 49.00 59.00 69.00 76.00 85.00 89.00 96.00 104.00 100.00 71.00 58.00 49.00 104.00
1982 46.00 53.00 65.00 75.00 87.00 99.00 102.00 101.00 92.00 74.00 52.00 51.00 102.00
1983 50.00 55.00 63.00 75.00 98.00 88.00 94.00 100.00 89.00 72.00 56.00 43.00 100.00
1984 49.00 55.00 65.00 81.00 87.00 90.00 100.00 99.00 89.00 82.00 52.00 38.00 100.00
1985 40.00 51.00 62.00 81.00 92.00 97.00 101.00 95.00 80.00 72.00 55.00 a 40.00 101.00
1986 43.00 57.00 68.00 77.00 100.00 100.00 98.00 105.00 94.00 77.00 54.00 a 41.00 105.00
1987 44.00 54.00 70.00 91.00 94.00 ----- z 101.00 101.00 97.00 88.00 61.00 49.00 101.00
1988 46.00 62.00 65.00 87.00 92.00 94.00 102.00 103.00 104.00 84.00 66.00 47.00 104.00
1989 53.00 49.00 65.00 78.00 84.00 a 93.00 100.00 100.00 91.00 78.00 64.00 47.00 100.00
1990 51.00 56.00 70.00 78.00 87.00 95.00 104.00 103.00 97.00 68.00 62.00 45.00 104.00
1991 44.00 62.00 67.00 81.00 79.00 87.00 101.00 101.00 94.00 85.00 59.00 49.00 101.00
1992 47.00 57.00 75.00 81.00 97.00 106.00 102.00 104.00 88.00 92.00 57.00 39.00 106.00
1993 44.00 50.00 65.00 68.00 98.00 94.00 90.00 91.00 90.00 81.00 60.00 45.00 98.00
1994 46.00 49.00 75.00 83.00 90.00 96.00 105.00 102.00 90.00 75.00 49.00 46.00 105.00
1995 46.00 62.00 69.00 73.00 b 91.00 92.00 95.00 96.00 93.00 69.00 58.00 51.00 96.00
1996 45.00 53.00 62.00 80.00 81.00 90.00 100.00 97.00 92.00 78.00 53.00 45.00 100.00
1997 47.00 a 51.00 65.00 70.00 87.00 a 88.00 a 95.00 102.00 96.00 78.00 58.00 44.00 102.00
1998 50.00 52.00 69.00 86.00 88.00 91.00 103.00 102.00 99.00 80.00 56.00 50.00 103.00
1999 49.00 52.00 72.00 80.00 92.00 95.00 99.00 100.00 89.00 a 75.00 62.00 49.00 a 100.00
2000 45.00 l 49.00 j 63.00 a 78.00 a 84.00 91.00 96.00 101.00 89.00 74.00 54.00 40.00 101.00
2001 42.00 49.00 66.00 81.00 95.00 90.00 102.00 101.00 93.00 80.00 60.00 47.00 i 102.00
2002 50.00 i 55.00 62.00 73.00 82.00 95.00 104.00 101.00 92.00 77.00 56.00 k 52.00 k 104.00
2003 53.00 55.00 68.00 73.00 92.00 97.00 105.00 101.00 98.00 88.00 57.00 46.00 105.00
2004 47.00 ----- z 73.00 81.00 81.00 ----- z 101.00 101.00 86.00 78.00 54.00 50.00 101.00
2005 ----- z 57.00 ----- z 79.00 84.00 95.00 k 100.00 e 99.00 93.00 71.00 51.00 46.00 100.00
2006 53.00 50.00 63.00 80.00 96.00 99.00 107.00 99.00 98.00 77.00 64.00 49.00 107.00
2007 46.00 52.00 66.00 76.00 85.00 97.00 105.00 98.00 91.00 75.00 56.00 56.00 d 105.00
2008 42.00 50.00 55.00 75.00 87.00 97.00 b 95.00 f 103.00 88.00 85.00 58.00 e 49.00 103.00
2009 42.00 a 41.00 56.00 82.00 90.00 90.00 97.00 a 102.00 94.00 66.00 54.00 40.00 102.00
2010 47.00 55.00 66.00 83.00 81.00 83.00 95.00 95.00 85.00 84.00 60.00 40.00 95.00
2011 47.00 47.00 55.00 66.00 81.00 84.00 92.00 96.00 98.00 a 78.00 56.00 51.00 98.00
2012 50.00 48.00 63.00 86.00 91.00 85.00 97.00 99.00 a 89.00 c 79.00 61.00 51.00 99.00
2013 41.00 44.00 g 61.00 j ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 61.00
Period of Record Statistics
MEAN 45.69 51.62 63.88 77.41 87.04 92.44 99.60 98.99 91.55 77.64 57.02 47.43 101.28
S.D. 4.66 5.00 5.63 6.19 5.48 4.29 3.76 3.54 5.21 5.80 4.42 4.72 3.19
SKEW -0.60 0.20 -0.13 -0.02 0.28 0.13 -0.12 -0.31 -0.33 -0.02 0.27 0.10 0.16
MAX 57.00 62.00 75.00 91.00 100.00 106.00 107.00 110.00 104.00 92.00 69.00 58.00 110.00
MIN 28.00 41.00 51.00 62.00 76.00 83.00 90.00 90.00 77.00 65.00 48.00 38.00 94.00
NO YRS 84 84 85 85 85 84 86 87 84 87 86 86 72