650 CDUS41 KBOX 170527 CLIBOS CLIMATE REPORT NATIONAL WEATHER SERVICE BOSTON/NORTON MA 127 AM EDT TUE AUG 17 2021 ................................... ...THE BOSTON MA CLIMATE SUMMARY FOR AUGUST 16 2021... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1872 TO 2021 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 78 112 PM 97 1944 81 -3 71 MINIMUM 65 530 AM 47 1880 65 0 64 AVERAGE 72 73 -1 68 PRECIPITATION (IN) YESTERDAY 0.00 1.77 1872 0.11 -0.11 0.16 MONTH TO DATE 3.19 1.75 1.44 0.40 SINCE JUN 1 15.83 8.91 6.92 5.01 SINCE JAN 1 32.15 26.56 5.59 19.84 SNOWFALL (IN) YESTERDAY 0.0 0.0 2000 0.0 0.0 0.0 2001 2002 MONTH TO DATE 0.0 0.0 0.0 0.0 SINCE JUN 1 0.0 0.0 0.0 0.0 SINCE JUL 1 0.0 0.0 0.0 0.0 DEGREE DAYS HEATING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE JUN 1 12 54 -42 38 SINCE JUL 1 9 4 5 0 COOLING YESTERDAY 7 8 -1 3 MONTH TO DATE 181 139 42 187 SINCE JUN 1 717 561 156 689 SINCE JAN 1 781 594 187 723 ................................................................... WIND (MPH) RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION E (70) HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (80) HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION NE (50) AVERAGE WIND SPEED 7.3 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 78 1000 PM LOWEST 49 100 AM AVERAGE 64 .......................................................... THE BOSTON MA CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 81 97 1944 MINIMUM TEMPERATURE (F) 65 51 1934 SUNRISE AND SUNSET AUGUST 17 2021........SUNRISE 554 AM EDT SUNSET 742 PM EDT AUGUST 18 2021........SUNRISE 555 AM EDT SUNSET 740 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$