273 CDUS41 KBOX 120553 CLIBOS CLIMATE REPORT NATIONAL WEATHER SERVICE BOSTON/NORTON MA 153 AM EDT MON APR 12 2021 ................................... ...THE BOSTON MA CLIMATE SUMMARY FOR APRIL 11 2021... CLIMATE NORMAL PERIOD 1981 TO 2010 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 60 1258 AM 84 2017 54 6 52 MINIMUM 45 1040 PM 25 1909 39 6 37 AVERAGE 53 47 6 45 PRECIPITATION (IN) YESTERDAY 0.00 1.27 2003 0.14 -0.14 0.00 MONTH TO DATE 0.92 1.51 -0.59 1.72 SINCE MAR 1 2.81 5.83 -3.02 5.32 SINCE JAN 1 7.88 12.44 -4.56 10.01 SNOWFALL (IN) YESTERDAY 0.0 2.1 1958 0.1 -0.1 0.0 MONTH TO DATE T 1.2 -1.2 0.0 SINCE MAR 1 0.1 9.0 -8.9 T SINCE JUL 1 38.5 43.1 -4.6 15.1 DEGREE DAYS HEATING YESTERDAY 12 18 -6 20 MONTH TO DATE 167 223 -56 218 SINCE MAR 1 871 1052 -181 931 SINCE JUL 1 4648 5094 -446 4314 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE MAR 1 0 0 0 0 SINCE JAN 1 0 0 0 0 ................................................................... WIND (MPH) RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION NE (40) HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NE (60) HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NE (50) AVERAGE WIND SPEED 13.7 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.9 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 90 400 AM LOWEST 72 1200 AM AVERAGE 81 .......................................................... THE BOSTON MA CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 54 85 1945 1977 MINIMUM TEMPERATURE (F) 40 20 1874 SUNRISE AND SUNSET APRIL 12 2021.........SUNRISE 608 AM EDT SUNSET 723 PM EDT APRIL 13 2021.........SUNRISE 606 AM EDT SUNSET 724 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$