666 CDUS41 KBOX 100528 CLIBOS CLIMATE REPORT NATIONAL WEATHER SERVICE BOSTON/NORTON MA 128 AM EDT SAT APR 10 2021 ................................... ...THE BOSTON MA CLIMATE SUMMARY FOR APRIL 9 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 59 707 PM 85 1991 53 6 48 MINIMUM 44 518 AM 24 1876 39 5 41 1888 AVERAGE 52 46 6 45 PRECIPITATION (IN) YESTERDAY 0.00 1.72 1935 0.14 -0.14 0.64 MONTH TO DATE 0.92 1.23 -0.31 1.71 SINCE MAR 1 2.81 5.55 -2.74 5.31 SINCE JAN 1 7.88 12.16 -4.28 10.00 SNOWFALL (IN) YESTERDAY 0.0 9.1 1917 0.1 -0.1 0.0 MONTH TO DATE T 1.0 -1.0 0.0 SINCE MAR 1 0.1 8.8 -8.7 T SINCE JUL 1 38.5 42.9 -4.4 15.1 DEGREE DAYS HEATING YESTERDAY 13 19 -6 20 MONTH TO DATE 153 186 -33 176 SINCE MAR 1 857 1015 -158 889 SINCE JUL 1 4634 5057 -423 4272 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 7 RESULTANT WIND DIRECTION SE (120) HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (110) HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION E (110) AVERAGE WIND SPEED 9.2 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 86 600 AM LOWEST 53 700 PM AVERAGE 70 .......................................................... THE BOSTON MA CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 54 85 1922 MINIMUM TEMPERATURE (F) 39 26 1917 1985 1997 SUNRISE AND SUNSET APRIL 10 2021.........SUNRISE 611 AM EDT SUNSET 720 PM EDT APRIL 11 2021.........SUNRISE 609 AM EDT SUNSET 722 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$