Climatological Report (Monthly)
Issued by NWS
Issued by NWS
820
CXUS56 KSTO 052010
CLMMOD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SACRAMENTO
110 PM PDT FRI SEP 05 2025
...................................
...THE MODESTO CA CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2025...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1931 TO 2025
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..............................................................
TEMPERATURE (F)
RECORD
HIGH 111 08/16/2020
LOW 46 08/30/1957
HIGHEST 103 08/31 MM MM
LOWEST 59 08/05 MM MM
08/04
AVG. MAXIMUM 95.2
AVG. MINIMUM 64.4
MEAN 79.8
DAYS MAX >= 90 28 23.1 4.9
DAYS MAX <= 32 0 0.0 0.0
DAYS MIN <= 32 0 0.0 0.0
DAYS MIN <= 0 0 0.0 0.0
PRECIPITATION (INCHES)
RECORD
MAXIMUM T 2024
MINIMUM 0.00 2021
TOTALS 0.00R 0.01 -0.01 T
DAYS >= .01 0
DAYS >= .10 0
DAYS >= .50 0
DAYS >= 1.00 0
DEGREE DAYS
HEATING TOTAL 0 0 0
SINCE 7/1 0 0 0
COOLING TOTAL 467 395 72
SINCE 1/1 1352 1277 75
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WIND (MPH)
AVERAGE WIND SPEED 7.7
HIGHEST WIND SPEED/DIRECTION 21/330 DATE 08/26
HIGHEST GUST SPEED/DIRECTION 27/330 DATE 08/26
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.05
NUMBER OF DAYS FAIR 31
NUMBER OF DAYS PC 0
NUMBER OF DAYS CLOUDY 0
AVERAGE RH (PERCENT) 46
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 1 MIXED PRECIP MM
HEAVY RAIN MM RAIN MM
LIGHT RAIN MM FREEZING RAIN MM
LT FREEZING RAIN MM HAIL MM
HEAVY SNOW MM SNOW MM
LIGHT SNOW MM SLEET MM
FOG 1 FOG W/VIS <= 1/4 MILE MM
HAZE 5
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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