January 2013 Climate Report for Puerto Rico and the U.S. Virgin Islands

January 2013 Highlights

New Records for January 2013 

Saint Thomas

Date

New Record

Previous Record

January 2013

January 2013 ended as the driest January on record at Saint Thomas with only 0.48".

This broke the previous record of 0.76" set back in anuary 2007.

 

Saint Croix

Date

New Record

Previous Record

 January 06th

A record high temperature of 87°F 

This tied the previous record of 87°F set back in 1995 and 1996. 

 January 14th

 A record low temperature of 64°F

This broke the previous record of 66°F set back in 1975. 

 January 16th

 A record low temperature of 63°F

This broke the previous record of 65°F set back in 1981.

January 2013 Statistics

 Average January Temperatures/Precipitation (NCDC 1981-2010 averages):

 

San Juan

Saint Thomas

Saint Croix

High

83.2°F

85.1°F

84.0°F

Low

72.0°F

72.5°F

72.4°F

Avg. T

77.6°F

78.8°F

78.2°F

Pcpn.

3.76’’

2.38’’

2.14’’

  January 2013 Observations:

 

San Juan

Saint Thomas

Saint Croix

High

83.5°F(+0.3°F)

 83.5°F(-1.6°F)

84.0°F(0.0°F)

Low

 73.2°F(+1.2°F)

 73.4°F(+0.9°F)

71.1°F(-1.3°F)

Avg. T

 78.3°F(+0.7°F)

78.5°F(-0.3°F)

77.5°F(-0.7°F)

Pcpn.

1.78" (-1.98")

0.48" (-1.90")

1.05" (-1.09")

 January 2013 extremes:

 

San Juan

Saint Thomas

Saint Croix

High

 86°F January 23rd and 22nd  86°F January 07th and 6th

87°F January 06th 

Low

70°F January 14th 

 70°F January 17th

 63°F January 16th

Rainfall Accumulations Year to Date (YTD)    

Figure A – Graphical Display of precipitation for January 2013 across Puerto Rico and the U.S. Virgin Islands derived from a combination of rain gage and radar data.

Figure B – Graphical display of departure from normal precipitation YTD.

January Historical Statistics              

Highest January Temperatures on record:

San Juan

Saint Thomas

Saint Croix

92°F January 16th 1983 93°F January 5th 1996 92°F January 30th 1973
92°F January 11th 1982 93°F January 3rd 1996 91°F January 14th 1973
91°F January 21st 1995 92°F January 13th 1996 90°F January 26th 1973

Lowest  January Temperatures on record:

San Juan

Saint Thomas

Saint Croix

 61°F January 31st, 1962 63°F  January 29th, 1996 61°F January 21st, 2000 
 62 °F January 25th, 1968 63°F January 8th, 1956  61°F January 20th, 2000 
 62°F January 28th, 1965 64°F January 20th, 2000   61°F January 27th, 1979 

Wettest January:

San Juan

Saint Thomas

Saint Croix

 15.47"   1937 4.83"   2006  7.35"   1963 
12.45"   1902  4.67"   1995   5.26"   2005
11.07"   2010  4.19"   1956   4.77"   1952

Driest January:

San Juan

Saint Thomas

Saint Croix

0.61" 1978 0.48"   2013  0.49" 2011
0.69" 1983 0.76" 2007 0.54" 1977
0.94" 1960 0.82" 1991 0.60" 2009

Decadal January Observations for San Juan, Puerto Rico

 

2010-2013

2000’s

1990’s

1980’s

1970’s

1960’s

High

83.2°F

82.5°F

83.6°F

84.1°F

83.0°F

82.7°F

Low

72.2°F

71.2°F

71.3°F

70.7°F

72.0°F

69.3°F

Avg. T

77.7°F

76.8°F

77.4°F

77.4°F

77.5°F

76.0°F

Pcpn.

4.82"

3.90’’

4.09’’

2.34’’

2.68’’

3.05’’

Looking ahead toward the month of February

Average February Temperatures/Precipitation (NCDC 1981-2010 averages):

 

 

San Juan

Saint Thomas

Saint Croix

High

83.7°F

85.1°F

84.0°F

Low

72.0°F

72.5°F

72.3°F

Avg. T

77.9°F

78.8°F

78.2°F

Pcpn.

2.39’’

1.43’’

1.65’’

 

Precipitation outlook for January-February-March (click here for details)

 

El Niño/Southern Oscillation (ENSO) Diagnostic Discussion

ENSO-neutral is favored through northern hemisphere spring 2013. (click here for details)

Moon/Sun/Tide Data for the month of February 2013   

Sunrise/sunset data, phase of the moon, as well as tide data can all be found by going to the climate portion of the National Weather Service San Juan Climate homepage and then clicking on the astronomical tab.


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