145 CDUS46 KMTR 170827 CLIHWD CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 1227 AM PST SAT DEC 17 2016 ................................... ...THE HAYWARD AIRPORT CLIMATE SUMMARY FOR DECEMBER 16 2016... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1998 TO 2016 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 55 231 PM 70 1998 57 -2 58 MINIMUM 42 1158 PM 35 2011 42 0 36 AVERAGE 49 50 -1 47 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE 1.94 1.31 SINCE OCT 1 5.32 2.94 SINCE JAN 1 14.43 6.35 DEGREE DAYS HEATING YESTERDAY 16 18 MONTH TO DATE 187 206 SINCE DEC 1 187 206 SINCE JUL 1 490 572 COOLING YESTERDAY 0 0 MONTH TO DATE 0 0 SINCE DEC 1 0 0 SINCE JAN 1 357 498 .................................................................. WIND (MPH) RESULTANT WIND SPEED 13 RESULTANT WIND DIRECTION NW (300) HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (290) HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION W (290) AVERAGE WIND SPEED 13.3 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 63 100 AM LOWEST 50 900 AM AVERAGE 57 .......................................................... THE HAYWARD AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 57 66 1998 MINIMUM TEMPERATURE (F) 42 34 2008 SUNRISE AND SUNSET DECEMBER 17 2016......SUNRISE 718 AM PST SUNSET 452 PM PST DECEMBER 18 2016......SUNRISE 718 AM PST SUNSET 452 PM PST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$