Climatological Report (Monthly)
Issued by NWS
Issued by NWS
723
CXUS56 KSGX 010937
CLMMYF
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
237 AM PDT FRI MAY 01 2026
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...THE SAN DIEGO/MONTGOMERY FLD CA CLIMATE SUMMARY FOR THE MONTH OF APRIL 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2026
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 100 04/20/2009
LOW 37 04/02/1999
HIGHEST 85 04/04 MM MM 80 04/11
LOWEST 49 04/28 MM MM 45 04/04
AVG. MAXIMUM 71.6 70.7 0.9 68.7
AVG. MINIMUM 55.0 52.4 2.6 52.5
MEAN 63.3 61.5 1.8 60.6
DAYS MAX >= 90 0 0.7 -0.7 0
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MAX >= 45 30 30
DAYS MIN <= 32 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 3.99 2020
TOTALS 0.18 0.77 -0.59 0.22
DAILY AVG. 0.01 0.03 -0.02 0.01
DAYS >= .01 6 5.1 0.9 4
DAYS >= .10 1 2.1 -1.1 1
DAYS >= .50 0 0.4 -0.4 0
DAYS >= 1.00 0 0.1 -0.1 0
DAYS >= %-5.2F 0 0
DAYS >= %-5.2F 0 0
GREATEST
24 HR. TOTAL 0.11 04/13 TO 04/13 0.16 04/03 TO 04/03
STORM TOTAL 0.11 0.16
(MM/DD(HH)) MM
DEGREE DAYS
HEATING TOTAL 59 126 -67 128
SINCE 7/1 635 1248 -613 MM
COOLING TOTAL 14 23 -9 2
SINCE 1/1 160 41 119 MM
FREEZE DATES
RECORD
EARLIEST MM
LATEST MM
EARLIEST MM
LATEST MM
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WIND (MPH)
AVERAGE WIND SPEED 5.7
RESULTANT WIND SPEED/DIRECTION 4/270
HIGHEST WIND SPEED/DIRECTION 22/300 DATE 04/13
HIGHEST GUST SPEED/DIRECTION 33/300 DATE 04/13
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.28
NUMBER OF DAYS FAIR 20
NUMBER OF DAYS PC 8
NUMBER OF DAYS CLOUDY 2
AVERAGE RH (PERCENT) 67
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 1
LIGHT RAIN 9 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 9 FOG W/VIS <= 1/4 MILE 1
HAZE 1
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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