Monthly Records for Primary Climatological Data Sites

(Top 5 for each month)

San Juan International Airport St. Thomas/Cyril E. King Airport St. Croix/Henry E. Rohlsen Airport

Climate Records since 1951

Wettest -Highest total rainfall for the calendar month/ Driest- Lowest total rainfall for the calendar month

Hottest - Highest average temperatures for the calendar month/ Coolest - Lowest average temperature for the calendar month

* Most Recent Occurrence

 

Saint Croix

January

Wettest Driest Hottest Coolest
 7.35" 1963  0.49" 2011  80.6°F 1973 75.2°F 1979 
 5.26" 2005  0.54" 1977  80.0°F 1994 75.5°F 1955 
 4.77" 1952  0.60" 2009  79.7°F 1999* 75.7°F 1965 
 3.74" 1999  0.63" 1960  79.1°F 1960 75.9°F 1956 
 3.42" 1964  0.65" 1980  79.0°F 2014 76.1°F 1982 

February

Wettest Driest Hottest Coolest
 4.23" 1995   0.11" 2005  80.2°F 1994  76.4°F 1999
 3.32" 1979   0.18" 1983  79.9°F 1998 76.5°F 1982
 3.30" 1989  0.30" 1986  79.4°F 2014*  76.6°F 1955
 2.87" 1981  0.32" 2010  79.0°F 2003*  76.8°F 1954
 2.74" 1997  0.61" 2013  78.9°F 1973  76.9°F 1979

March

Wettest Driest Hottest Coolest
 4.15" 1985  0.17" 1951  80.6°F 2010*  75.8°F 1951
 3.79" 2012  0.29" 2003  80.5°F 1973  75.9°F 1955*
 3.41" 1972  0.39" 2005  80.3°F 1998  76.1°F 1979
 3.31" 1988  0.48" 2001  79.9°F 1958  76.8°F 2009*
2.66" 1974  0.49" 1981  79.8°F 2003  77.0°F 1957*

April

Wettest Driest Hottest Coolest
 8.53" 2003  0.00" 1988  82.0°F 1958  75.7°F 1982
 8.24" 1983  0.02" 1997  81.7°F 1973  76.5 °F 1955
 5.38" 1952  0.22" 1953  81.3°F 2000  77.3°F 1954
 5.17" 1960  0.31" 2004  81.2°F 2005  77.9°F 1979
4.89" 1956  0.46" 1987  80.9°F 2010  78.5°F 1956

May

Wettest Driest Hottest Coolest
 14.03" 1981  0.22" 1974  83.6°F 1988  76.8°F 1982
 11.38" 2001  0.37" 2003  83.4°F 1973  78.4°F 1979
8.89" 1987  0.39" 2002  83.3°F 1972  79.2°F 1959
8.42" 1979  0.42" 1977  83.2°F 1977  79.4°F 1955
8.33" 1992  0.53" 1991  83.1°F 1998  79.7°F 2011

June

Wettest Driest Hottest Coolest
 7.31" 2011  0.10" 2001  85.6 °F 1980  79.5°F 1982
 7.03" 2010  0.12" 1985  85.0°F 1972  80.2°F 1979
 6.34" 1979 0.26" 2012  84.6°F 1998  80.6°F 1955
4.90"  2013 0.47"  2014  84.3°F 1988*  81.2°F 1956
4.78"  1960  0.49" 2003  84.1°F 1973  81.4 °F 2007

July

Wettest Driest Hottest Coolest
 7.62" 1958  0.49" 1976  86.5°F 1989  81.2°F 1956*
 6.91" 1964  0.90" 2014  85.3°F 1985  81.4°F 1955
 6.57" 2011 0.95" 2009  85.0°F 2014  81.5°F 1951
6.17" 1960 1.09" 2002  84.9°F 1972  81.6°F 2011
6.14" 1952 1.22" 1987   84.8°F 2009  81.8°F 1959

August

Wettest Driest Hottest Coolest
11.04" 1989   1.35" 2005  86.5°F 1989  81.4°F 1955*
7.80" 1978   1.40" 1980  84.8°F 1997*  81.7°F 1975
 6.99" 1963   1.51" 2009  84.7°F 1995*  81.9°F 2006
6.81"   2011  1.53" 1982  84.6°F 1973  82.0°F 1954
6.81"   1988   1.63" 1987  84.5°F 1972  82.1°F 1959

September

Wettest Driest Hottest Coolest
 19.16" 1996  1.08" 1981  85.3°F 1993  80.0°F 1954
 9.80" 1953   1.65" 2001  84.9 °F 1972  80.3°F 1978
9.03" 1954  1.96" 1986  84.8°F 1997  80.7°F 1955
 9.01" 1952  2.09" 2011  84.3°F 1983  81.0 °F 1952*
8.68"  2004  2.19" 1957  84.1°F 1987  81.1°F 1982

October

Wettest Driest Hottest Coolest
 16.20" 1977  1.05" 1964  84.3°F 1993  78.8°F 1954
 12.95" 1990  1.11" 2002  83.4°F 1987  80.0°F 2010
 11.79" 1954  1.23" 1960  83.2°F 1963  80.3°F 1981*
 10.12" 2006  1.55" 1992  83.0°F 1980  80.6°F 2008*
 9.09" 2008*  1.87" 1993  82.8°F 2001  80.8°F 1982

November

Wettest Driest Hottest Coolest
 18.03" 2003  1.12" 1976  83.2 °F 1997*  77.5°F 1974
 16.34" 1974  1.75" 1964  82.6°F 1980  78.1°F 1979
 13.25 " 1987  1.87" 1997  82.5°F 1993  78.3 °F 2010
 12.71" 1984  1.92" 2008  82.1 °F 1987  78.6°F 1977
 11.21" 1977  1.98" 1962  82.0 °F 1995  78.7°F 1978

December

Wettest Driest Hottest Coolest
9.07" 1975  0.37" 2010  81.3°F 1998  75.8°F 1964
 7.86" 2001  0.75" 2008  81.0°F 1987  75.9 °F 2010
 7.53" 1995  0.79" 1963  80.8 °F 1993  76.4°F 1952
  6.80" 1957  0.89" 1958   80.4 °F 1994  76.8°F 1954
 6.58"  2013  1.08" 1952  80.2 °F 1963   77.0°F 2011

Click here to return to unique local climate data web page for the NWS San Juan

Updated Oct 2014  


USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.