


Climatological Report (Monthly)
Issued by NWS
Issued by NWS
811 CXUS56 KSTO 011301 CLMMOD CLIMATE REPORT NATIONAL WEATHER SERVICE SACRAMENTO 601 AM PDT SUN JUN 01 2025 ................................... ...THE MODESTO CA CLIMATE SUMMARY FOR THE MONTH OF MAY 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 107 05/17/2009 LOW 32 05/05/1959 HIGHEST 103 05/31 MM MM LOWEST 50 05/04 MM MM AVG. MAXIMUM 85.2 AVG. MINIMUM 55.5 MEAN 70.4 DAYS MAX >= 90 5 6.5 -1.5 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 2022 MINIMUM 0.00 2021 TOTALS 0.00R 0.65 -0.65 0.77 DAYS >= .01 0 DAYS >= .10 0 DAYS >= .50 0 DAYS >= 1.00 0 DEGREE DAYS HEATING TOTAL 7 44 -37 SINCE 7/1 2104 2298 -194 COOLING TOTAL 179 133 46 SINCE 1/1 208 165 43 .............................................................. WIND (MPH) AVERAGE WIND SPEED 9.1 HIGHEST WIND SPEED/DIRECTION 26/310 DATE 05/22 HIGHEST GUST SPEED/DIRECTION 35/330 DATE 05/18 35/300 05/22 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.03 NUMBER OF DAYS FAIR 28 NUMBER OF DAYS PC 1 NUMBER OF DAYS CLOUDY 0 AVERAGE RH (PERCENT) 46 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 0 HEAVY RAIN 0 RAIN 0 LIGHT RAIN 0 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 0 FOG W/VIS <= 1/4 MILE 0 HAZE 5 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$