ROCK SPRINGS FAA AP, WYOMING

Monthly Extreme Maximum Temperature (Degrees Fahrenheit)

(487845)

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
1948 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 90.00 88.00 76.00 55.00 44.00 90.00
1949 30.00 45.00 58.00 75.00 75.00 83.00 89.00 92.00 81.00 73.00 62.00 50.00 92.00
1950 48.00 52.00 55.00 72.00 76.00 a 85.00 89.00 88.00 89.00 76.00 58.00 49.00 89.00
1951 44.00 57.00 54.00 66.00 79.00 a 81.00 93.00 87.00 80.00 71.00 56.00 44.00 93.00
1952 38.00 42.00 48.00 73.00 77.00 86.00 92.00 87.00 86.00 74.00 57.00 45.00 92.00
1953 50.00 52.00 66.00 73.00 77.00 90.00 92.00 87.00 83.00 75.00 61.00 45.00 92.00
1954 48.00 56.00 53.00 72.00 86.00 96.00 95.00 93.00 86.00 76.00 60.00 42.00 96.00
1955 43.00 43.00 53.00 67.00 77.00 89.00 92.00 90.00 88.00 75.00 58.00 47.00 92.00
1956 46.00 48.00 67.00 68.00 83.00 88.00 90.00 87.00 83.00 78.00 59.00 53.00 90.00
1957 38.00 51.00 56.00 65.00 73.00 87.00 88.00 89.00 81.00 79.00 46.00 a 43.00 89.00
1958 39.00 55.00 51.00 67.00 83.00 89.00 91.00 92.00 84.00 74.00 63.00 49.00 92.00
1959 51.00 39.00 52.00 75.00 75.00 88.00 91.00 87.00 86.00 67.00 56.00 49.00 91.00
1960 39.00 40.00 63.00 72.00 82.00 86.00 92.00 90.00 85.00 72.00 52.00 42.00 92.00
1961 43.00 49.00 60.00 70.00 77.00 90.00 86.00 88.00 74.00 67.00 46.00 38.00 90.00
1962 41.00 51.00 52.00 74.00 73.00 86.00 88.00 87.00 80.00 72.00 58.00 49.00 88.00
1963 47.00 56.00 60.00 65.00 72.00 86.00 88.00 84.00 80.00 74.00 55.00 48.00 88.00
1964 44.00 42.00 60.00 64.00 79.00 84.00 ----- z 86.00 77.00 72.00 58.00 47.00 86.00
1965 40.00 48.00 60.00 67.00 72.00 77.00 88.00 85.00 72.00 73.00 60.00 50.00 88.00
1966 38.00 38.00 62.00 71.00 81.00 89.00 95.00 89.00 84.00 71.00 60.00 47.00 95.00
1967 50.00 53.00 61.00 66.00 81.00 83.00 91.00 90.00 88.00 72.00 60.00 40.00 91.00
1968 46.00 50.00 66.00 72.00 77.00 88.00 90.00 90.00 82.00 70.00 55.00 45.00 90.00
1969 55.00 43.00 66.00 74.00 87.00 87.00 90.00 95.00 85.00 69.00 60.00 51.00 95.00
1970 53.00 55.00 58.00 64.00 83.00 90.00 92.00 92.00 81.00 78.00 56.00 48.00 92.00
1971 53.00 54.00 67.00 71.00 79.00 91.00 92.00 91.00 85.00 76.00 46.00 42.00 92.00
1972 41.00 51.00 66.00 69.00 80.00 87.00 90.00 93.00 81.00 76.00 50.00 52.00 93.00
1973 47.00 43.00 50.00 65.00 82.00 89.00 94.00 90.00 80.00 75.00 63.00 50.00 94.00
1974 47.00 50.00 58.00 71.00 80.00 91.00 91.00 90.00 86.00 76.00 56.00 48.00 91.00
1975 48.00 48.00 61.00 63.00 80.00 86.00 93.00 90.00 83.00 78.00 63.00 53.00 93.00
1976 50.00 52.00 59.00 66.00 81.00 86.00 95.00 87.00 87.00 77.00 63.00 51.00 95.00
1977 48.00 60.00 59.00 77.00 82.00 91.00 92.00 89.00 87.00 72.00 66.00 52.00 92.00
1978 41.00 47.00 67.00 69.00 80.00 87.00 91.00 88.00 86.00 70.00 60.00 38.00 91.00
1979 35.00 48.00 a 52.00 70.00 77.00 88.00 88.00 92.00 86.00 76.00 51.00 47.00 92.00
1980 40.00 47.00 49.00 72.00 78.00 86.00 90.00 87.00 83.00 75.00 65.00 57.00 90.00
1981 49.00 55.00 58.00 73.00 75.00 88.00 89.00 87.00 81.00 67.00 55.00 54.00 89.00
1982 47.00 59.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 59.00
1983 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 85.00 n ----- z 63.00 38.00 85.00
1984 38.00 37.00 49.00 72.00 83.00 90.00 90.00 89.00 85.00 68.00 55.00 38.00 90.00
1985 37.00 41.00 60.00 74.00 80.00 92.00 92.00 89.00 84.00 67.00 63.00 38.00 92.00
1986 46.00 55.00 67.00 71.00 79.00 90.00 88.00 ----- z 80.00 65.00 55.00 51.00 90.00
1987 48.00 50.00 57.00 76.00 79.00 87.00 91.00 88.00 85.00 76.00 61.00 50.00 91.00
1988 43.00 54.00 58.00 72.00 81.00 95.00 94.00 89.00 84.00 74.00 64.00 46.00 95.00
1989 49.00 50.00 67.00 79.00 79.00 91.00 96.00 86.00 83.00 73.00 62.00 46.00 96.00
1990 54.00 51.00 61.00 72.00 78.00 94.00 94.00 92.00 88.00 74.00 61.00 51.00 94.00
1991 37.00 53.00 60.00 72.00 74.00 82.00 92.00 89.00 83.00 76.00 54.00 42.00 92.00
1992 38.00 51.00 56.00 77.00 77.00 85.00 86.00 88.00 81.00 77.00 53.00 38.00 88.00
1993 37.00 41.00 62.00 66.00 78.00 84.00 85.00 86.00 83.00 75.00 48.00 47.00 86.00
1994 46.00 48.00 b 64.00 74.00 81.00 90.00 90.00 93.00 82.00 65.00 61.00 46.00 93.00
1995 46.00 52.00 ----- z 63.00 70.00 81.00 92.00 90.00 89.00 73.00 60.00 57.00 92.00
1996 48.00 52.00 58.00 a 71.00 80.00 85.00 89.00 92.00 86.00 77.00 58.00 44.00 92.00
1997 47.00 44.00 a 62.00 66.00 81.00 84.00 91.00 86.00 79.00 75.00 58.00 36.00 91.00
1998 39.00 41.00 61.00 69.00 75.00 82.00 94.00 88.00 87.00 74.00 60.00 53.00 94.00
1999 49.00 46.00 63.00 66.00 b 73.00 82.00 88.00 84.00 79.00 75.00 64.00 ----- z 88.00
2000 46.00 48.00 59.00 75.00 82.00 88.00 91.00 93.00 84.00 a 72.00 43.00 a 41.00 93.00
2001 43.00 b 43.00 55.00 72.00 80.00 93.00 94.00 a 93.00 85.00 77.00 62.00 40.00 94.00
2002 46.00 54.00 60.00 71.00 90.00 93.00 98.00 90.00 85.00 68.00 55.00 46.00 98.00
2003 53.00 58.00 64.00 68.00 89.00 88.00 96.00 96.00 82.00 79.00 51.00 42.00 96.00
2004 38.00 41.00 71.00 71.00 79.00 85.00 93.00 89.00 87.00 70.00 57.00 51.00 93.00
2005 51.00 40.00 53.00 71.00 82.00 89.00 96.00 90.00 82.00 78.00 60.00 49.00 96.00
2006 47.00 53.00 57.00 72.00 82.00 90.00 96.00 90.00 83.00 73.00 64.00 51.00 96.00
2007 40.00 48.00 66.00 79.00 81.00 93.00 96.00 90.00 87.00 85.00 61.00 43.00 96.00
2008 36.00 43.00 52.00 71.00 81.00 87.00 92.00 94.00 78.00 75.00 63.00 52.00 94.00
2009 48.00 50.00 64.00 71.00 82.00 86.00 92.00 93.00 85.00 68.00 66.00 40.00 93.00
2010 39.00 41.00 61.00 69.00 80.00 89.00 93.00 90.00 86.00 80.00 65.00 49.00 93.00
2011 42.00 j 47.00 56.00 69.00 73.00 88.00 92.00 92.00 85.00 78.00 b 49.00 48.00 92.00
2012 49.00 44.00 72.00 79.00 83.00 94.00 95.00 92.00 82.00 75.00 64.00 50.00 95.00
2013 44.00 a 46.00 65.00 62.00 z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 8.00 z 65.00
Period of Record Statistics
MEAN 44.43 48.45 59.47 70.58 79.21 87.66 91.52 89.52 83.44 73.71 57.95 46.54 92.28
S.D. 5.44 5.65 5.62 3.96 3.98 3.71 2.79 2.63 3.41 3.91 5.39 5.04 2.51
SKEW -0.25 -0.09 -0.06 0.07 0.11 -0.17 -0.02 0.11 -0.88 -0.21 -0.82 -0.21 -0.14
MAX 55.00 60.00 72.00 79.00 90.00 96.00 98.00 96.00 89.00 85.00 66.00 57.00 98.00
MIN 30.00 37.00 48.00 63.00 70.00 77.00 85.00 84.00 72.00 65.00 43.00 36.00 86.00
NO YRS 63 64 62 62 62 62 61 62 63 63 64 63 57