MOUNT SHASTA, CALIFORNIA

Monthly Extreme Maximum Temperature (Degrees Fahrenheit)

(045983)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201012
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
1948 ----- z ----- z ----- z ----- z ----- z ----- z 89.00 88.00 92.00 78.00 64.00 50.00 92.00
1949 47.00 59.00 56.00 80.00 85.00 90.00 95.00 92.00 94.00 79.00 80.00 58.00 95.00
1950 51.00 62.00 73.00 83.00 86.00 91.00 96.00 99.00 101.00 85.00 71.00 64.00 101.00
1951 59.00 61.00 71.00 81.00 87.00 93.00 97.00 97.00 95.00 81.00 72.00 51.00 97.00
1952 55.00 61.00 69.00 77.00 85.00 87.00 96.00 91.00 94.00 92.00 71.00 52.00 96.00
1953 62.00 71.00 70.00 78.00 78.00 79.00 93.00 94.00 95.00 83.00 65.00 66.00 95.00
1954 54.00 70.00 66.00 79.00 91.00 90.00 94.00 94.00 89.00 80.00 71.00 52.00 94.00
1955 56.00 64.00 65.00 70.00 82.00 94.00 90.00 94.00 103.00 84.00 68.00 53.00 103.00
1956 54.00 56.00 68.00 77.00 84.00 91.00 97.00 92.00 88.00 81.00 73.00 65.00 97.00
1957 56.00 59.00 65.00 79.00 81.00 89.00 90.00 90.00 91.00 69.00 58.00 64.00 91.00
1958 60.00 60.00 59.00 70.00 84.00 89.00 95.00 94.00 93.00 90.00 71.00 72.00 95.00
1959 61.00 61.00 69.00 74.00 85.00 93.00 97.00 99.00 89.00 84.00 71.00 63.00 99.00
1960 50.00 58.00 77.00 78.00 79.00 89.00 98.00 99.00 90.00 86.00 65.00 62.00 99.00
1961 65.00 62.00 66.00 78.00 78.00 96.00 98.00 96.00 88.00 86.00 71.00 54.00 98.00
1962 61.00 65.00 68.00 78.00 75.00 88.00 96.00 93.00 95.00 82.00 74.00 64.00 96.00
1963 58.00 66.00 62.00 69.00 88.00 87.00 93.00 93.00 92.00 88.00 66.00 60.00 93.00
1964 52.00 58.00 69.00 79.00 77.00 90.00 97.00 96.00 91.00 87.00 66.00 56.00 97.00
1965 62.00 67.00 68.00 78.00 80.00 88.00 93.00 93.00 86.00 85.00 71.00 62.00 93.00
1966 51.00 54.00 80.00 78.00 86.00 95.00 97.00 97.00 95.00 82.00 74.00 63.00 97.00
1967 56.00 63.00 64.00 57.00 87.00 95.00 95.00 98.00 93.00 76.00 70.00 54.00 98.00
1968 62.00 68.00 70.00 78.00 79.00 95.00 98.00 94.00 89.00 81.00 64.00 50.00 98.00
1969 47.00 49.00 71.00 72.00 85.00 92.00 96.00 93.00 91.00 75.00 72.00 56.00 96.00
1970 51.00 65.00 65.00 69.00 88.00 96.00 96.00 95.00 89.00 87.00 70.00 44.00 96.00
1971 58.00 67.00 65.00 70.00 78.00 85.00 95.00 101.00 87.00 85.00 61.00 47.00 101.00
1972 52.00 61.00 76.00 70.00 86.00 93.00 98.00 103.00 90.00 79.00 59.00 66.00 103.00
1973 56.00 60.00 63.00 82.00 91.00 94.00 97.00 94.00 94.00 77.00 53.00 58.00 97.00
1974 55.00 58.00 65.00 75.00 81.00 96.00 97.00 94.00 94.00 84.00 68.00 56.00 97.00
1975 63.00 57.00 60.00 66.00 89.00 90.00 98.00 92.00 93.00 85.00 71.00 63.00 98.00
1976 62.00 59.00 66.00 76.00 87.00 90.00 96.00 94.00 92.00 83.00 75.00 59.00 96.00
1977 52.00 70.00 65.00 75.00 82.00 94.00 99.00 100.00 91.00 80.00 61.00 58.00 100.00
1978 55.00 67.00 73.00 76.00 77.00 89.00 98.00 100.00 86.00 84.00 72.00 54.00 100.00
1979 54.00 55.00 71.00 69.00 85.00 88.00 100.00 95.00 93.00 88.00 65.00 60.00 100.00
1980 56.00 57.00 66.00 79.00 84.00 85.00 97.00 90.00 88.00 93.00 77.00 61.00 97.00
1981 60.00 63.00 66.00 86.00 83.00 92.00 95.00 105.00 96.00 76.00 70.00 57.00 105.00
1982 50.00 59.00 63.00 75.00 89.00 91.00 93.00 97.00 88.00 78.00 62.00 55.00 97.00
1983 64.00 57.00 56.00 68.00 93.00 86.00 91.00 97.00 90.00 79.00 57.00 53.00 97.00
1984 64.00 67.00 65.00 78.00 94.00 89.00 99.00 96.00 92.00 e 75.00 55.00 51.00 99.00
1985 59.00 63.00 67.00 83.00 84.00 98.00 98.00 94.00 86.00 83.00 70.00 60.00 98.00
1986 64.00 72.00 77.00 85.00 96.00 96.00 92.00 95.00 94.00 78.00 69.00 62.00 96.00
1987 55.00 63.00 71.00 83.00 88.00 97.00 102.00 96.00 94.00 88.00 70.00 48.00 102.00
1988 60.00 70.00 72.00 80.00 84.00 91.00 100.00 95.00 97.00 85.00 62.00 61.00 100.00
1989 59.00 60.00 62.00 81.00 83.00 84.00 91.00 88.00 84.00 81.00 67.00 61.00 91.00
1990 57.00 66.00 70.00 80.00 85.00 90.00 96.00 98.00 86.00 82.00 69.00 62.00 98.00
1991 58.00 68.00 66.00 68.00 78.00 90.00 97.00 89.00 93.00 87.00 77.00 55.00 97.00
1992 58.00 66.00 69.00 77.00 90.00 96.00 94.00 96.00 90.00 87.00 66.00 51.00 96.00
1993 52.00 53.00 64.00 71.00 78.00 89.00 85.00 94.00 92.00 82.00 65.00 56.00 94.00
1994 60.00 62.00 74.00 76.00 85.00 88.00 97.00 90.00 89.00 75.00 53.00 59.00 97.00
1995 51.00 70.00 65.00 74.00 83.00 90.00 92.00 92.00 90.00 79.00 73.00 56.00 92.00
1996 62.00 67.00 73.00 78.00 83.00 89.00 93.00 93.00 85.00 88.00 70.00 55.00 93.00
1997 56.00 66.00 74.00 73.00 85.00 84.00 90.00 93.00 82.00 75.00 71.00 55.00 93.00
1998 51.00 49.00 64.00 78.00 75.00 80.00 92.00 98.00 95.00 73.00 57.00 59.00 98.00
1999 57.00 52.00 61.00 73.00 86.00 88.00 98.00 92.00 86.00 78.00 70.00 59.00 98.00
2000 51.00 59.00 65.00 77.00 86.00 90.00 90.00 94.00 85.00 80.00 61.00 58.00 94.00
2001 67.00 57.00 70.00 76.00 89.00 90.00 91.00 95.00 87.00 87.00 68.00 52.00 95.00
2002 51.00 62.00 73.00 77.00 81.00 91.00 99.00 97.00 92.00 78.00 69.00 58.00 99.00
2003 62.00 59.00 77.00 65.00 89.00 93.00 99.00 93.00 92.00 80.00 57.00 60.00 99.00
2004 53.00 59.00 77.00 82.00 82.00 85.00 96.00 95.00 86.00 81.00 66.00 60.00 96.00
2005 61.00 61.00 75.00 70.00 89.00 90.00 98.00 95.00 90.00 79.00 64.00 58.00 98.00
2006 57.00 69.00 55.00 82.00 93.00 98.00 101.00 93.00 93.00 82.00 63.00 61.00 101.00
2007 64.00 67.00 78.00 83.00 90.00 88.00 102.00 95.00 93.00 80.00 69.00 50.00 102.00
2008 53.00 64.00 68.00 79.00 97.00 95.00 96.00 101.00 94.00 79.00 72.00 62.00 101.00
2009 60.00 65.00 67.00 86.00 93.00 95.00 100.00 99.00 97.00 77.00 77.00 56.00 100.00
2010 57.00 65.00 73.00 73.00 76.00 89.00 k 97.00 s 91.00 s ----- z ----- z 62.00 q 59.00 97.00
2011 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2012 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 88.00 c 72.00 53.00 a 88.00
2013 56.00 63.00 74.00 53.00 z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 35.00 z 74.00
Period of Record Statistics
MEAN 56.86 62.11 68.13 76.08 84.79 90.56 95.61 94.98 91.11 81.89 67.48 57.48 97.36
S.D. 4.73 5.26 5.55 5.56 5.17 4.07 3.42 3.42 3.98 4.77 6.01 5.24 2.97
SKEW -0.02 -0.33 -0.11 -0.73 0.13 -0.39 -0.62 0.44 0.26 -0.03 -0.56 -0.08 0.08
MAX 67.00 72.00 80.00 86.00 97.00 98.00 102.00 105.00 103.00 93.00 80.00 72.00 105.00
MIN 47.00 49.00 55.00 57.00 75.00 79.00 85.00 88.00 82.00 69.00 53.00 44.00 91.00
NO YRS 63 63 63 62 62 61 62 62 62 63 63 64 61