


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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084 CDUS46 KMTR 030038 CLISJC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 538 PM PDT TUE SEP 02 2025 ................................... ...THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 2 2025... VALID TODAY AS OF 0500 PM LOCAL TIME. CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1893 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) TODAY MAXIMUM 86 11:53 AM 107 2017 82 4 80 MINIMUM 67 6:34 AM 42 1895 58 9 58 AVERAGE 77 70 7 69 PRECIPITATION (IN) TODAY 0.00 0.08 1912 0.00 0.00 0.00 MONTH TO DATE 0.00 0.00 0.00 0.00 SINCE OCT 1 9.31 13.41 -4.10 17.06 SINCE JAN 1 5.67 9.26 -3.59 13.63 SNOWFALL (IN) TODAY MM 0.0 1947 MONTH TO DATE T SINCE SEP 1 T SINCE JUL 1 T DEGREE DAYS HEATING TODAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE SEP 1 0 0 0 0 SINCE JUL 1 1 6 -5 0 COOLING TODAY 12 5 7 4 MONTH TO DATE 23 10 13 9 SINCE SEP 1 23 10 13 9 SINCE JAN 1 372 453 -81 819 ................................................................... WIND (MPH) RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION W (270) HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SW (210) HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION SW (210) AVERAGE WIND SPEED 6.8 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 68 12:00 AM LOWEST 40 3:00 PM AVERAGE 54 .......................................................... THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 82 99 1950 MINIMUM TEMPERATURE (F) 58 45 1919 SUNRISE AND SUNSET SEPTEMBER 2 2025.....SUNRISE 6:39 AM PDT SUNSET 7:34 PM PDT SEPTEMBER 3 2025.....SUNRISE 6:40 AM PDT SUNSET 7:33 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$