Climatological Report (Seasonal)
Issued by NWS
Issued by NWS
351
CXCA52 TJSJ 031519
CLSISX
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
1119 AM AST THU SEP 03 2026
...................................
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR THE SEASON, FROM
6/1/2026 TO 8/31/2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1951 TO 2026
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..............................................................
TEMPERATURE (F)
RECORD
HIGH 97 06/18/1993
LOW 62 06/11/2007
HIGHEST MM
LOWEST MM
AVG. MAXIMUM MM 89.1 MM 88.6
AVG. MINIMUM MM 77.2 MM 77.6
MEAN MM 83.2 MM 83.1
DAYS MAX >= 90 MM 40.7 MM 23
DAYS MAX <= 32 MM
DAYS MIN <= 32 MM
DAYS MIN <= 0 MM
DAYS MIN >= 80 MM 8
PRECIPITATION (INCHES)
RECORD
MAXIMUM 23.86 1979
MINIMUM 0.11 2026
TOTALS MM 7.79 MM 1.42
DAILY AVG. MM 0.08 MM 0.03
DAYS >= .01 MM 43.6 MM MM
DAYS >= .10 MM 18.3 MM MM
DAYS >= .50 MM 4.3 MM MM
DAYS >= 1.00 MM 1.1 MM MM
GREATEST
24 HR. TOTAL MM MM
STORM TOTAL MM
DEGREE DAYS
HEATING TOTAL 0 0 0 0
SINCE 7/1 0
COOLING TOTAL 1136 1672 -536 1661
SINCE 1/1 3355
FREEZE DATES
..............................................................
WIND (MPH)
AVERAGE WIND SPEED 12.8
HIGHEST WIND SPEED/DIRECTION 33/090 DATE 08/15
HIGHEST GUST SPEED/DIRECTION 49/100 DATE 08/15
SKY COVER
AVERAGE SKY COVER 0.30
AVERAGE RH (PERCENT) MM
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 4 MIXED PRECIP 0
HEAVY RAIN 4 RAIN 7
LIGHT RAIN 24 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 15 FOG W/VIS <= 1/4 MILE 0
HAZE 7
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$