548 CDUS41 KBOX 200537 CLIBOS CLIMATE REPORT NATIONAL WEATHER SERVICE BOSTON/NORTON MA 137 AM EDT SUN JUN 20 2021 ................................... ...THE BOSTON MA CLIMATE SUMMARY FOR JUNE 19 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 91 230 PM 96 1923 78 13 87 MINIMUM 69 551 AM 47 1920 61 8 68 AVERAGE 80 69 11 78 PRECIPITATION (IN) YESTERDAY T 3.32 1922 0.13 -0.13 0.00 MONTH TO DATE 1.41 2.60 -1.19 1.07 SINCE JUN 1 1.41 2.60 -1.19 1.07 SINCE JAN 1 17.73 20.25 -2.52 15.90 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 38.6 49.2 -10.6 15.8 DEGREE DAYS HEATING YESTERDAY 0 1 -1 0 MONTH TO DATE 3 44 -41 38 SINCE JUN 1 3 44 -41 38 SINCE JUL 1 5071 5540 -469 5023 COOLING YESTERDAY 15 5 10 13 MONTH TO DATE 153 65 88 75 SINCE JUN 1 153 65 88 75 SINCE JAN 1 217 98 119 109 ................................................................... WIND (MPH) RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION SW (230) HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SW (220) HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SW (210) AVERAGE WIND SPEED 12.7 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.9 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN RELATIVE HUMIDITY (PERCENT) HIGHEST 68 1100 PM LOWEST 30 700 PM AVERAGE 49 .......................................................... THE BOSTON MA CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 78 98 1953 MINIMUM TEMPERATURE (F) 61 47 1918 SUNRISE AND SUNSET JUNE 20 2021..........SUNRISE 507 AM EDT SUNSET 824 PM EDT JUNE 21 2021..........SUNRISE 507 AM EDT SUNSET 825 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$