210 CDUS41 KBOX 210529 CLIBOS CLIMATE REPORT NATIONAL WEATHER SERVICE BOSTON/NORTON MA 129 AM EDT SAT AUG 21 2021 ................................... ...THE BOSTON MA CLIMATE SUMMARY FOR AUGUST 20 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 80 517 PM 98 1937 80 0 81 MINIMUM 73 1144 AM 52 1882 65 8 61 1896 1905 AVERAGE 77 72 5 71 PRECIPITATION (IN) YESTERDAY 0.05 2.10 1894 0.10 -0.05 0.00 MONTH TO DATE 4.38 2.15 2.23 0.70 SINCE JUN 1 17.02 9.31 7.71 5.31 SINCE JAN 1 33.34 26.96 6.38 20.14 SNOWFALL (IN) YESTERDAY 0.0 T 1951 0.0 0.0 0.0 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 12 8 4 6 MONTH TO DATE 235 171 64 210 SINCE JUN 1 771 593 178 712 SINCE JAN 1 835 626 209 746 ................................................................... WIND (MPH) RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION S (160) HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (220) HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION SW (230) AVERAGE WIND SPEED 6.2 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.9 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 90 600 AM LOWEST 74 500 PM AVERAGE 82 .......................................................... THE BOSTON MA CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 80 97 1955 MINIMUM TEMPERATURE (F) 65 52 1876 1882 SUNRISE AND SUNSET AUGUST 21 2021........SUNRISE 558 AM EDT SUNSET 736 PM EDT AUGUST 22 2021........SUNRISE 559 AM EDT SUNSET 734 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$