331
CXUS56 KSGX 010944
CLMMYF
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
244 AM PDT MON SEP 01 2025
...............................
...THE SAN DIEGO/MONTGOMERY FLD CA CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
............................................................
TEMPERATURE (F)
RECORD
HIGH 105 08/29/2009
LOW 55 08/31/2010
HIGHEST 92 08/29 MM MM 93 08/20
LOWEST 62 08/01 MM MM 59 08/25
08/19
08/20
AVG. MAXIMUM 80.8 82.0 -1.2 82.4
AVG. MINIMUM 64.8 65.3 -0.5 65.5
MEAN 72.8 73.7 -0.9 73.9
DAYS MAX >= 90 2 3.3 -1.3 1
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MAX >= 45 31 31
DAYS MIN <= 32 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 2.15 2023
TOTALS 0.05 0.01 0.04 0.01
DAILY AVG. 0.00 0.00 -0.00 0.00
DAYS >= .01 1 0.3 0.7 1
DAYS >= .10 0 0.0 0.0 0
DAYS >= .50 0 0.0 0.0 0
DAYS >= 1.00 0 0.0 0.0 0
DAYS >= %-5.2F 0 0
DAYS >= %-5.2F 0 0
GREATEST
24 HR. TOTAL 0.05 08/28 TO 08/28 0.01 08/01 TO 08/01
STORM TOTAL 0.05 0.01
(MM/DD(HH)) MM
DEGREE DAYS
HEATING TOTAL 0 0 0 0
SINCE 7/1 0 1 -1 MM
COOLING TOTAL 251 268 -17 282
SINCE 1/1 580 646 -66 MM
FREEZE DATES
RECORD
EARLIEST MM
LATEST MM
EARLIEST MM
LATEST MM
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WIND (MPH)
AVERAGE WIND SPEED 5.1
RESULTANT WIND SPEED/DIRECTION 3/250
HIGHEST WIND SPEED/DIRECTION 17/230 DATE 08/23
HIGHEST GUST SPEED/DIRECTION 23/200 DATE 08/15
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.28
NUMBER OF DAYS FAIR 21
NUMBER OF DAYS PC 9
NUMBER OF DAYS CLOUDY 1
AVERAGE RH (PERCENT) 72
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 0
LIGHT RAIN 1 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 23 FOG W/VIS <= 1/4 MILE 5
HAZE 19
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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