MAUNA LOA SLOPE OBS 39,

Monthly Extreme Maximum Temperature (Degrees Fahrenheit)

(516198)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201304
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
1955 51.00 d 51.00 55.00 a 63.00 a 62.00 64.00 62.00 62.00 62.00 65.00 56.00 57.00 65.00
1956 59.00 c 53.00 59.00 58.00 c ----- z 64.00 b 60.00 k 63.00 67.00 63.00 60.00 a 67.00 67.00
1957 55.00 52.00 b 59.00 62.00 a 66.00 h 66.00 f 66.00 f 67.00 64.00 63.00 64.00 57.00 b 67.00
1958 62.00 63.00 60.00 65.00 68.00 70.00 70.00 65.00 67.00 64.00 60.00 58.00 70.00
1959 60.00 58.00 63.00 67.00 65.00 m 68.00 l 66.00 65.00 65.00 66.00 59.00 d 59.00 68.00
1960 61.00 62.00 58.00 59.00 d 66.00 d 67.00 64.00 64.00 65.00 64.00 57.00 58.00 67.00
1961 57.00 60.00 61.00 61.00 59.00 64.00 66.00 63.00 61.00 a 59.00 57.00 54.00 66.00
1962 59.00 55.00 56.00 59.00 57.00 65.00 67.00 63.00 o 63.00 c 63.00 57.00 60.00 j 67.00
1963 54.00 a 60.00 54.00 57.00 56.00 66.00 65.00 64.00 67.00 61.00 59.00 58.00 a 67.00
1964 58.00 a 57.00 52.00 56.00 58.00 63.00 64.00 65.00 61.00 63.00 57.00 57.00 65.00
1965 58.00 53.00 56.00 58.00 62.00 63.00 61.00 63.00 64.00 63.00 58.00 59.00 64.00
1966 60.00 55.00 60.00 58.00 61.00 65.00 67.00 68.00 62.00 62.00 56.00 57.00 68.00
1967 56.00 63.00 54.00 56.00 56.00 64.00 62.00 61.00 61.00 61.00 56.00 57.00 64.00
1968 57.00 62.00 60.00 57.00 63.00 63.00 61.00 65.00 60.00 62.00 62.00 58.00 65.00
1969 56.00 c 58.00 56.00 a 60.00 66.00 63.00 65.00 e 64.00 63.00 63.00 61.00 60.00 66.00
1970 59.00 60.00 57.00 56.00 60.00 65.00 62.00 66.00 64.00 60.00 57.00 54.00 66.00
1971 52.00 56.00 57.00 56.00 58.00 63.00 62.00 60.00 59.00 62.00 58.00 54.00 63.00
1972 52.00 56.00 60.00 54.00 61.00 66.00 63.00 63.00 60.00 60.00 60.00 60.00 66.00
1973 60.00 60.00 53.00 60.00 62.00 66.00 63.00 64.00 62.00 61.00 c 57.00 54.00 66.00
1974 56.00 59.00 59.00 c ----- z 57.00 59.00 62.00 60.00 60.00 58.00 55.00 59.00 a 62.00
1975 54.00 52.00 i 56.00 56.00 57.00 61.00 58.00 63.00 64.00 60.00 57.00 52.00 64.00
1976 52.00 54.00 48.00 55.00 60.00 61.00 59.00 59.00 57.00 58.00 ----- z 55.00 61.00
1977 58.00 59.00 a 62.00 55.00 60.00 d 63.00 63.00 62.00 61.00 63.00 57.00 59.00 63.00
1978 57.00 58.00 59.00 56.00 61.00 62.00 59.00 61.00 60.00 61.00 53.00 55.00 62.00
1979 56.00 c 50.00 g 55.00 59.00 b 60.00 59.00 59.00 63.00 59.00 59.00 a 62.00 d 62.00 63.00
1980 61.00 j 60.00 b 53.00 l 60.00 60.00 64.00 63.00 66.00 64.00 62.00 62.00 62.00 66.00
1981 59.00 61.00 59.00 64.00 64.00 68.00 68.00 64.00 62.00 59.00 62.00 61.00 68.00
1982 56.00 59.00 c 54.00 63.00 61.00 62.00 64.00 61.00 57.00 63.00 61.00 64.00 64.00
1983 64.00 62.00 60.00 b 58.00 60.00 64.00 66.00 64.00 64.00 b 59.00 64.00 c 59.00 66.00
1984 54.00 a 57.00 62.00 c 60.00 b 59.00 64.00 60.00 b 66.00 d 63.00 63.00 58.00 57.00 66.00
1985 57.00 60.00 55.00 56.00 61.00 61.00 65.00 64.00 62.00 60.00 58.00 59.00 65.00
1986 63.00 61.00 a 60.00 58.00 64.00 64.00 64.00 65.00 61.00 61.00 59.00 63.00 a 65.00
1987 60.00 ----- z 59.00 63.00 64.00 61.00 63.00 63.00 62.00 63.00 61.00 57.00 64.00
1988 57.00 55.00 58.00 60.00 62.00 64.00 64.00 63.00 65.00 e 62.00 57.00 d 57.00 65.00
1989 52.00 52.00 59.00 53.00 57.00 66.00 63.00 65.00 65.00 61.00 a 60.00 59.00 a 66.00
1990 61.00 56.00 61.00 63.00 b 62.00 64.00 62.00 66.00 64.00 b 60.00 57.00 56.00 66.00
1991 59.00 b 64.00 c 59.00 59.00 64.00 63.00 68.00 64.00 63.00 63.00 61.00 59.00 68.00
1992 60.00 62.00 63.00 63.00 63.00 65.00 64.00 61.00 64.00 i 63.00 i 61.00 k 59.00 i 65.00
1993 58.00 m 58.00 h 63.00 h 64.00 h 61.00 k 68.00 h 64.00 k 65.00 k 61.00 h 61.00 j 60.00 j 60.00 j 68.00
1994 59.00 k 56.00 i 62.00 h 62.00 i 61.00 j 65.00 h 64.00 k 66.00 h 61.00 j 62.00 k 60.00 j 64.00 j 66.00
1995 62.00 k 60.00 i 65.00 j 63.00 j 62.00 i 66.00 h 64.00 k 63.00 h 67.00 j 63.00 j 58.00 j 60.00 k 67.00
1996 58.00 l 56.00 i 58.00 k 63.00 h 64.00 i 65.00 j 65.00 h 66.00 i 65.00 j 61.00 i 60.00 k 58.00 j 66.00
1997 59.00 j 60.00 j 56.00 j 63.00 h 63.00 j 67.00 i 67.00 i 68.00 m 64.00 i 64.00 i 60.00 m 62.00 j 68.00
1998 67.00 k 63.00 i 62.00 i 62.00 h 62.00 k 71.00 h 67.00 i 64.00 j 66.00 i 64.00 j 61.00 j 60.00 i 71.00
1999 62.00 l 56.00 i 58.00 h 61.00 h 63.00 k 66.00 h 67.00 j 68.00 i 64.00 i 66.00 k 60.00 j 58.00 k 68.00
2000 54.00 k 61.00 i 60.00 h 64.00 j 63.00 i 67.00 h 64.00 k 65.00 h 64.00 j 63.00 j 58.00 k 58.00 k 67.00
2001 65.00 j 56.00 i 59.00 i 58.00 i 63.00 i 65.00 i 70.00 j 64.00 h 64.00 k 62.00 i 65.00 j 61.00 l 70.00
2002 65.00 j 59.00 k 57.00 j 64.00 62.00 i 65.00 j 66.00 i 68.00 i 65.00 j 63.00 i 65.00 k 62.00 j 68.00
2003 65.00 k 85.00 i 63.00 j 60.00 h 62.00 i 65.00 i 65.00 i 65.00 j 64.00 i 66.00 i 63.00 l 60.00 j 85.00
2004 56.00 l 64.00 j 57.00 h 58.00 h 62.00 k 65.00 i 66.00 k 66.00 i 63.00 i 58.00 k 60.00 k 59.00 j 66.00
2005 61.00 m 57.00 i 59.00 h 62.00 i 64.00 j 63.00 h 66.00 k 65.00 h 66.00 i 63.00 k 58.00 j 63.00 j 66.00
2006 61.00 k 58.00 i 54.00 h 62.00 j 67.00 i 67.00 i 66.00 k 62.00 h 65.00 j 60.00 i 59.00 j 61.00 k 67.00
2007 60.00 k 60.00 k 63.00 o 62.00 m 65.00 i 64.00 i 64.00 j 68.00 j 63.00 l 62.00 h 61.00 j 58.00 k 68.00
2008 54.00 m 57.00 i 60.00 j 58.00 i 61.00 k 62.00 i 64.00 i 66.00 j 64.00 i 65.00 i 61.00 l 59.00 j 66.00
2009 56.00 l 55.00 i 53.00 i 58.00 h 62.00 k 64.00 h 64.00 i 65.00 j 67.00 i 62.00 i 60.00 k 58.00 i 67.00
2010 66.00 l 64.00 i 62.00 h 62.00 h 66.00 k 67.00 i 67.00 k 66.00 i 65.00 i 64.00 j 58.00 j 56.00 j 67.00
2011 55.00 k 58.00 i 61.00 h 59.00 i 59.00 j 65.00 h 68.00 k 67.00 h 63.00 i 64.00 j 55.00 j 56.00 j 68.00
2012 57.00 k 57.00 i 59.00 j 60.00 i 60.00 i 65.00 l 64.00 l 64.00 j 64.00 k 64.00 h 59.00 k 60.00 m 65.00
2013 60.00 j 58.00 i 54.00 n 45.00 z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 60.00
Period of Record Statistics
MEAN 57.32 58.09 57.78 59.13 60.89 63.78 63.44 63.57 62.43 61.62 58.75 58.14 65.57
S.D. 3.24 3.53 3.27 3.35 2.94 2.27 2.75 2.03 2.50 1.92 2.55 3.06 1.94
SKEW -0.16 -0.33 -0.73 0.36 0.28 0.20 0.15 -0.20 -0.17 -0.05 0.21 0.58 0.29
MAX 64.00 64.00 63.00 67.00 68.00 70.00 70.00 68.00 67.00 66.00 64.00 67.00 70.00
MIN 51.00 51.00 48.00 53.00 56.00 59.00 58.00 59.00 57.00 58.00 53.00 52.00 62.00
NO YRS 37 35 37 38 35 36 36 37 37 37 36 36 21