SAN JUAN WSFO, PUERTO RICO

Period of Record General Climate Summary - Precipitation

From Year=1956 To Year=2012
Station:(668812) SAN JUAN WSFO
Averages Daily Extremes
Precipitation Total Snowfall
Mean High Year Low Year 1 Day Max. >=
0.01 in.
>=
0.10 in.
>=
0.50 in.
>=
1.00 in.
Mean High Year
in. in. - in. - in. dd/yyyy
or
yyyymmdd
# Days # Days # Days # Days in. in. -
January 3.43 11.07 110 0.61 78 4.98 26/1969 17 9 1 0 0.0 0.0 56
February 2.20 6.69 82 0.20 83 2.73 28/1969 14 6 1 0 0.0 0.0 56
March 2.29 9.27 112 0.00 105 3.12 09/1973 12 5 1 0 0.0 0.0 56
April 4.14 15.00 105 0.08 97 7.10 15/1988 13 7 2 1 0.0 0.0 56
May 5.90 14.99 65 0.44 72 4.51 13/1986 16 9 4 2 0.0 0.0 56
June 4.69 13.60 111 0.29 85 3.55 15/1965 15 9 3 1 0.0 0.0 56
July 4.93 11.08 111 1.12 74 2.91 11/1993 19 10 3 1 0.0 0.0 56
August 5.80 18.56 111 1.83 94 5.76 22/2011 19 11 3 1 0.0 0.0 56
September 5.77 15.15 96 1.73 87 8.84 18/1989 17 10 3 1 0.0 0.0 56
October 5.64 15.06 70 1.17 79 4.35 06/1970 18 11 3 1 0.0 0.0 56
November 6.12 15.96 79 1.91 80 7.07 25/1979 19 12 4 1 0.0 0.0 56
December 4.86 16.81 81 0.68 63 6.96 12/1981 19 10 3 1 0.0 0.0 56
Annual 55.78 89.50 110 35.53 91 8.84 19890918 199 109 32 12 0.0 0.0 56
Winter 10.50 26.03 82 4.40 64 6.96 19811212 50 25 5 2 0.0 0.0 57
Spring 12.33 26.22 87 3.18 75 7.10 19880415 42 22 7 3 0.0 0.0 56
Summer 15.42 43.24 111 6.67 80 5.76 20110822 53 30 9 4 0.0 0.0 56
Fall 17.52 28.72 70 9.11 71 8.84 19890918 54 33 10 4 0.0 0.0 56
Table updated on May 22,
For monthly and annual means, thresholds, and sums:
Months with 5 or more missing days are not considered
Years with 1 or more missing months are not considered
Seasons are climatological not calendar seasons
Winter = Dec., Jan., and Feb. Spring = Mar., Apr., and May
Summer = Jun., Jul., and Aug. Fall = Sep., Oct., and Nov.


Southeast Regional Climate Center, SERCC Webmaster