ARECIBO 3 ESE, PUERTO RICO

Monthly Average Minimum Temperature (Degrees Fahrenheit)

(660410)

File last updated on May 16,
*** Note *** Provisional Data *** After Year/Month 199901
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 65.77 65.31 64.71 66.37 70.29 70.67 70.74 71.26 71.60 70.13 68.97 65.39 68.43
1949 65.13 63.57 64.45 64.73 67.97 68.53 68.97 70.10 70.30 69.23 67.07 65.81 67.15
1950 63.84 65.04 63.87 64.80 66.74 69.53 69.39 70.32 69.40 69.00 68.57 66.58 67.26
1951 64.52 62.07 62.29 65.77 69.55 69.77 70.65 70.74 70.43 ----- z ----- z ----- z 67.31
1952 65.29 64.97 64.90 67.20 69.65 70.80 o 70.68 l 70.80 k 71.75 j 69.73 i 67.81 n 64.17 a 66.03
1953 63.26 62.21 63.45 64.30 67.81 69.33 71.03 70.19 69.77 69.19 68.93 66.55 67.17
1954 63.94 61.43 63.00 65.00 67.58 69.30 70.77 71.81 74.53 69.74 68.03 65.65 67.56
1955 63.97 64.25 63.77 64.67 69.06 69.63 70.26 71.45 70.80 70.68 68.60 65.77 67.74
1956 63.39 63.79 65.65 67.43 68.74 69.27 69.84 70.30 a 70.30 69.55 67.63 65.97 67.65
1957 65.13 64.00 64.19 66.23 68.26 69.60 71.00 a 72.19 71.17 69.55 68.57 66.97 68.07
1958 64.77 64.96 65.26 69.33 71.97 72.03 71.23 72.23 72.00 70.32 68.40 66.61 69.09
1959 65.58 64.75 65.55 68.13 68.48 69.17 70.97 70.10 70.60 69.32 67.93 67.00 68.13
1960 65.55 65.97 67.32 68.23 69.74 70.90 71.29 70.61 70.30 69.65 69.53 67.42 68.88
1961 65.71 65.07 65.52 66.57 68.26 69.23 70.84 71.55 70.77 69.48 67.93 66.39 68.11
1962 64.55 63.86 65.42 67.13 68.52 70.80 71.16 70.71 70.57 69.84 68.07 67.52 68.18
1963 65.52 65.50 65.61 67.97 68.94 70.50 71.65 72.39 71.27 70.48 68.63 67.26 68.81
1964 64.71 64.86 67.16 67.87 68.23 69.97 71.42 71.74 71.37 70.58 69.03 64.71 68.47
1965 63.26 63.21 65.23 65.77 69.61 69.30 70.42 69.97 70.20 69.97 68.63 67.58 67.76
1966 65.45 65.43 66.26 67.33 69.77 ----- z ----- z 71.74 70.53 69.97 68.47 67.23 68.22
1967 65.23 64.75 64.26 65.67 68.29 69.57 71.03 70.39 70.30 69.71 69.57 66.06 67.90
1968 63.48 63.59 64.29 64.53 68.71 70.00 69.84 71.29 70.57 69.55 70.30 68.61 67.90
1969 66.23 64.25 66.23 68.80 70.52 70.63 70.74 69.68 70.17 69.55 68.13 66.39 68.44
1970 65.42 65.68 65.35 67.53 68.97 71.50 72.00 71.87 68.63 70.06 68.40 67.13 68.55
1971 65.23 64.82 64.74 66.60 67.52 68.20 68.74 69.71 69.20 69.23 67.33 66.29 67.30
1972 64.55 63.45 64.90 66.83 67.61 69.60 70.10 70.65 ----- z 69.58 69.40 67.23 67.63
1973 65.45 65.14 65.97 64.60 68.35 70.10 70.68 71.16 71.00 ----- z 66.97 65.19 67.69
1974 64.84 64.50 64.42 65.41 h 65.97 ----- z 66.16 69.16 69.63 71.97 71.20 66.87 67.47
1975 65.42 63.50 65.13 66.30 67.10 69.37 71.23 70.65 72.77 72.00 67.77 66.10 68.11
1976 63.97 63.55 63.16 65.43 67.19 68.20 70.23 71.06 71.20 72.10 69.73 65.87 67.64
1977 65.23 64.32 64.61 66.00 68.23 69.77 70.48 70.97 70.37 72.45 ----- z ----- z 68.24
1978 65.48 65.25 66.13 66.83 68.97 69.87 71.55 70.55 70.13 70.06 69.13 69.00 68.58
1979 65.55 64.71 63.77 64.00 65.73 a 68.53 69.23 69.74 74.57 69.81 69.60 67.71 67.75
1980 69.13 66.72 64.45 65.97 68.90 71.43 70.90 71.03 70.57 71.45 69.17 68.58 69.03
1981 67.42 65.36 67.35 67.33 70.71 70.27 71.13 71.19 70.23 70.68 69.37 ----- z 69.19
1982 ----- z ----- z 63.69 r 66.32 h 69.36 i 70.28 a 71.08 g 70.58 e 69.73 h 68.62 g 67.65 g 66.48 h 70.43
1983 63.57 h 56.95 h 59.74 h 61.50 j 63.55 t 64.50 h 66.55 k 63.43 h 63.60 j ----- z 60.30 j 58.95 k 9999.00
1984 56.88 n 57.10 h ----- z 58.89 k 62.48 h ----- z 63.32 l 63.39 h 63.26 k 62.50 i 59.44 n 63.82 n 9999.00
1985 59.71 j 59.94 j 61.30 k 62.42 k 64.86 i 66.10 j 67.75 k 69.09 i 67.70 j 66.09 i 65.56 l 62.48 j 9999.00
1986 59.35 k 59.37 i ----- z 63.95 i 65.54 r 67.10 i 67.37 l 67.19 j 66.85 j 65.95 j 65.31 n 61.00 l 9999.00
1987 ----- z 63.60 w 67.04 h ----- z ----- z ----- z ----- z ----- z 71.43 i 71.04 e ----- z 67.96 d 69.50
1988 64.45 i 65.00 d 63.93 b 67.97 70.58 72.50 73.35 72.23 a 71.57 70.10 67.87 66.07 c 69.20
1989 65.04 d 64.08 b 63.93 c 65.54 d 66.46 e 70.40 e 70.37 d 71.19 e 70.60 e 69.08 e 68.69 q ----- z 67.67
1990 ----- z 68.17 j 65.81 o 68.07 o 70.55 k 72.11 l 71.48 h 71.34 b 71.21 b 71.07 d 67.71 b ----- z 70.34
1991 ----- z ----- z 64.19 65.00 ----- z ----- z 70.73 a 70.93 a 69.67 68.77 67.03 64.00 67.54
1992 ----- z ----- z 63.19 66.07 69.39 70.23 71.47 a 68.35 69.00 ----- z ----- z 66.13 67.98
1993 64.71 63.82 63.97 68.70 75.45 71.37 70.58 71.39 70.83 68.71 68.17 64.71 68.53
1994 64.45 63.21 65.94 68.90 68.27 e 70.30 71.87 71.00 e 70.61 b 69.87 67.33 64.90 68.05
1995 62.97 62.96 62.13 64.50 66.71 68.07 69.39 68.39 68.57 69.65 67.50 66.77 66.47
1996 ----- z 63.66 65.03 66.00 68.26 69.27 70.52 69.68 70.63 69.77 67.93 64.90 67.79
1997 64.10 64.36 64.45 66.47 67.71 70.47 69.55 69.73 p 68.27 s 69.65 66.47 64.03 66.72
1998 64.13 63.19 a 64.74 67.53 70.10 71.53 71.23 71.87 60.93 70.42 68.80 67.48 67.66
1999 64.35 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 64.35
Period of Record Statistics
MEAN 64.92 64.29 64.77 66.46 68.72 69.98 70.59 70.81 70.45 70.07 68.45 66.40 68.01
S.D. 1.12 1.08 1.20 1.40 1.68 1.02 1.12 0.95 1.93 0.90 0.97 1.23 0.61
SKEW 1.28 -0.41 0.15 0.19 1.43 0.24 -1.25 -0.53 -2.49 1.14 0.49 -0.04 -0.58
MAX 69.13 66.72 67.35 69.33 75.45 72.50 73.35 72.39 74.57 72.45 71.20 69.00 69.09
MIN 62.97 61.43 62.13 64.00 65.73 68.07 66.16 68.35 60.93 68.71 66.47 64.00 66.47
NO YRS 41 42 44 43 43 41 42 44 42 42 40 41 30