SAN JUAN WSFO, PUERTO RICO

Monthly Average Maximum Temperature (Degrees Fahrenheit)

(668812)

File last updated on May 16,
*** Note *** Provisional Data *** After Year/Month 201205
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
1956 81.19 80.83 82.87 83.93 85.58 85.97 86.74 87.87 87.83 86.26 85.10 82.06 84.69
1957 81.16 82.54 84.48 83.83 85.23 87.73 87.84 87.68 88.00 87.68 84.57 83.00 85.31
1958 82.94 82.82 86.74 86.13 86.39 87.87 86.55 88.35 88.57 87.35 84.83 83.48 86.00
1959 81.71 82.22 a 85.26 84.93 84.39 87.70 88.13 88.58 89.37 88.45 86.33 85.45 86.04
1960 84.52 85.07 86.16 86.17 88.29 89.03 88.16 87.68 87.73 88.13 86.83 83.00 86.73
1961 83.29 83.46 84.45 86.63 87.65 87.00 86.74 88.13 88.93 87.29 84.17 83.71 85.95
1962 81.61 81.29 83.71 83.93 85.13 86.37 87.97 88.19 87.87 87.87 86.13 84.52 85.38
1963 82.06 83.57 83.52 84.23 84.48 87.70 87.55 88.45 87.93 88.52 85.60 86.74 85.86
1964 84.19 85.55 85.29 84.63 88.32 88.27 ----- z 87.87 88.83 87.23 85.67 81.74 86.15
1965 80.71 82.21 84.84 84.23 84.06 85.90 87.10 86.97 88.37 88.13 86.13 83.71 85.20
1966 84.65 82.50 83.84 84.87 84.16 86.57 87.61 88.13 86.47 85.06 82.53 81.39 84.81
1967 81.94 82.32 81.55 83.43 84.39 88.10 86.74 87.90 87.70 87.65 86.03 82.97 85.06
1968 82.23 84.14 81.77 82.67 86.19 86.47 87.29 88.16 88.13 87.84 85.57 82.81 85.27
1969 81.52 80.96 83.23 85.40 86.84 88.40 86.39 86.58 86.50 86.87 84.20 81.94 84.90
1970 82.00 81.75 84.13 85.63 85.74 86.40 86.71 87.26 87.80 87.45 85.50 82.87 85.27
1971 82.87 82.39 84.94 85.30 87.68 89.30 89.10 88.90 90.23 87.84 86.30 83.77 86.55
1972 82.29 83.48 84.32 85.87 88.29 89.87 89.29 88.81 88.73 88.29 86.30 84.26 86.65
1973 84.19 83.96 84.13 86.30 89.39 88.77 88.84 88.94 88.23 89.84 86.03 83.19 86.82
1974 82.13 83.50 84.19 85.70 87.90 89.20 89.32 88.45 88.43 88.58 85.17 83.10 86.31
1975 81.52 83.11 84.48 85.40 87.48 89.07 88.13 87.71 86.93 86.61 84.90 81.52 85.57
1976 81.68 82.03 82.42 84.73 86.29 87.30 88.39 89.03 88.80 87.77 86.43 84.42 85.78
1977 83.55 84.25 84.42 86.87 87.26 87.73 86.52 86.45 86.77 87.58 85.63 84.81 85.99
1978 85.23 86.43 86.32 86.50 87.26 89.03 89.00 89.13 90.40 88.87 87.73 85.58 87.62
1979 84.06 84.93 83.48 84.77 87.06 89.43 89.26 88.58 87.73 90.13 86.33 83.90 86.64
1980 84.03 85.14 85.39 87.47 90.77 91.70 91.48 91.84 90.87 90.81 88.40 86.58 88.71
1981 86.19 84.79 86.97 85.23 89.77 90.03 90.90 89.87 91.37 90.81 88.40 83.94 88.19
1982 84.65 83.68 84.84 87.27 87.32 89.17 89.19 91.29 91.27 91.03 86.27 83.45 87.45
1983 85.29 87.79 89.55 89.00 89.00 92.43 89.94 89.97 90.33 89.71 87.70 85.58 88.86
1984 84.87 84.79 88.26 90.77 88.19 89.80 89.19 89.29 88.90 88.16 83.93 82.58 87.40
1985 83.39 83.39 82.84 84.87 86.65 89.90 90.06 90.16 88.17 85.68 84.80 83.06 86.08
1986 82.90 83.39 84.87 85.80 85.90 88.07 88.55 88.81 88.93 88.39 84.87 84.29 86.23
1987 84.10 84.82 84.48 88.07 87.87 87.63 88.58 90.06 91.23 90.68 86.33 85.29 87.43
1988 82.97 83.38 84.13 87.27 89.32 91.67 90.19 88.71 88.53 88.13 86.20 82.81 86.94
1989 82.58 81.86 82.55 85.70 87.65 87.03 87.71 88.81 88.97 88.55 86.50 87.06 86.25
1990 83.42 82.61 82.65 85.93 88.26 88.60 89.06 89.16 90.47 89.13 87.40 83.35 86.67
1991 83.42 85.00 85.26 85.53 87.13 89.80 88.94 90.13 89.60 88.77 85.83 82.71 86.84
1992 83.32 84.62 85.35 86.93 87.00 89.47 88.26 89.06 88.57 90.71 87.07 85.55 87.16
1993 83.48 85.25 86.42 87.20 87.77 89.37 88.77 90.35 89.60 89.26 87.40 85.55 87.54
1994 84.26 85.07 86.74 86.17 89.32 89.00 88.90 90.00 89.17 89.42 87.63 86.65 87.69
1995 85.03 86.14 84.13 87.67 87.90 89.80 90.61 90.77 91.30 88.81 87.40 86.45 88.00
1996 84.23 84.52 85.97 85.30 85.97 86.50 86.61 87.26 87.27 87.48 83.73 81.61 85.54
1997 81.55 81.14 82.74 87.40 88.35 89.53 89.06 88.87 89.13 87.97 86.63 87.03 86.62
1998 84.77 84.93 84.29 85.23 87.45 88.97 88.52 89.61 88.57 87.81 85.67 83.52 86.61
1999 82.35 81.82 84.26 86.03 88.90 87.77 87.03 88.58 89.20 87.06 85.07 81.40 a 85.79
2000 81.10 83.00 82.90 86.03 86.71 87.53 88.65 88.61 87.77 87.94 84.90 84.65 85.82
2001 83.81 82.64 85.77 86.90 89.00 88.97 89.16 88.84 89.43 88.26 84.67 83.65 86.76
2002 83.84 83.61 85.06 84.80 87.06 89.20 88.81 89.16 89.53 88.06 87.00 84.74 86.74
2003 84.39 84.11 86.45 85.47 87.58 87.70 87.52 87.90 89.27 87.97 85.03 83.23 86.38
2004 81.90 83.00 83.32 84.57 84.61 88.60 88.23 89.90 89.33 87.74 84.57 83.58 85.78
2005 80.77 80.64 87.10 88.20 87.48 89.63 89.58 89.81 90.07 88.03 86.10 82.29 86.64
2006 80.90 82.50 84.35 84.70 88.39 89.53 88.03 87.77 89.90 89.32 87.17 84.23 86.40
2007 83.10 85.79 86.55 86.47 89.87 90.37 89.48 88.94 88.73 88.13 85.30 82.39 87.09
2008 81.00 81.83 83.52 84.80 87.55 88.10 88.71 89.42 88.27 86.71 85.20 83.23 85.69
2009 83.90 83.25 82.71 85.70 85.29 89.23 90.03 89.94 89.53 89.90 86.77 85.58 86.82
2010 83.65 86.50 86.87 86.23 87.26 87.83 88.19 89.32 88.40 87.97 84.63 81.97 86.57
2011 83.06 83.39 83.65 85.17 84.74 87.73 87.81 88.13 88.03 88.03 85.70 83.19 85.72
2012 82.65 83.31 84.29 86.24 a 85.00 v ----- z ----- z ----- z ----- z ----- z ----- z ----- z 84.12
Period of Record Statistics
MEAN 83.05 83.56 84.65 85.83 87.17 88.57 88.46 88.82 88.86 88.28 85.86 83.84 86.41
S.D. 1.35 1.55 1.60 1.41 1.59 1.40 1.18 1.10 1.19 1.24 1.20 1.52 0.95
SKEW 0.05 0.31 0.69 0.83 -0.13 0.47 -0.08 0.00 0.53 0.13 -0.30 0.47 -0.15
MAX 86.19 87.79 89.55 90.77 90.77 92.43 91.48 91.84 91.37 91.03 88.40 87.06 88.86
MIN 80.71 80.64 81.55 82.67 84.06 85.90 86.39 86.45 86.47 85.06 82.53 81.39 84.69
NO YRS 57 57 57 57 56 56 55 56 56 56 56 56 55