CDUS46 KMTR 180937 CLISTS CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 237 AM PDT MON MAY 18 2026 ................................... ...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR MAY 17 2026... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1998 TO 2026 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 78 1:39 PM 96 2009 75 3 78 MINIMUM 51 5:03 AM 40 2007 47 4 49 AVERAGE 65 61 4 64 PRECIPITATION (IN) YESTERDAY 0.00 0.65 2011 0.05 -0.05 0.00 MONTH TO DATE 0.26 0.81 -0.55 0.09 SINCE OCT 1 26.08 32.82 -6.74 41.11 SINCE JAN 1 13.19 20.83 -7.64 15.52 DEGREE DAYS HEATING YESTERDAY 0 1 MONTH TO DATE 52 64 SINCE MAR 1 417 703 SINCE JUL 1 2170 2509 COOLING YESTERDAY 0 0 MONTH TO DATE 2 8 SINCE MAR 1 27 10 SINCE JAN 1 28 10 ................................................................... WIND (MPH) RESULTANT WIND SPEED 13 RESULTANT WIND DIRECTION N (350) HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION N (10) HIGHEST GUST SPEED 44 HIGHEST GUST DIRECTION N (360) AVERAGE WIND SPEED 13.9 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 61 5:00 AM LOWEST 13 2:00 PM AVERAGE 37 .......................................................... THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 75 95 2022 MINIMUM TEMPERATURE (F) 47 39 2002 SUNRISE AND SUNSET MAY 18 2026...........SUNRISE 5:57 AM PDT SUNSET 8:19 PM PDT MAY 19 2026...........SUNRISE 5:56 AM PDT SUNSET 8:20 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$