326 CDUS41 KBOX 180612 CLIBOS CLIMATE REPORT NATIONAL WEATHER SERVICE BOSTON/NORTON MA 212 AM EDT THU MAR 18 2021 ................................... ...THE BOSTON MA CLIMATE SUMMARY FOR MARCH 17 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 53 137 PM 70 1990 46 7 45 MINIMUM 31 224 AM 10 1916 31 0 31 AVERAGE 42 38 4 38 PRECIPITATION (IN) YESTERDAY 0.00 1.58 1968 0.14 -0.14 0.03 MONTH TO DATE 0.18 2.25 -2.07 0.38 SINCE MAR 1 0.18 2.25 -2.07 0.38 SINCE JAN 1 5.25 8.86 -3.61 5.07 SNOWFALL (IN) YESTERDAY 0.0 3.1 1993 0.2 -0.2 T MONTH TO DATE 0.1 5.1 -5.0 T SINCE MAR 1 0.1 5.1 -5.0 T SINCE JUL 1 38.5 39.2 -0.7 15.1 DEGREE DAYS HEATING YESTERDAY 23 27 -4 27 MONTH TO DATE 483 487 -4 382 SINCE MAR 1 483 487 -4 382 SINCE JUL 1 4260 4529 -269 3765 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 S (200) HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (200) HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (200) AVERAGE WIND SPEED 9.6 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 65 1100 PM LOWEST 26 1200 AM AVERAGE 46 .......................................................... THE BOSTON MA CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 46 74 2012 MINIMUM TEMPERATURE (F) 32 5 1885 SUNRISE AND SUNSET MARCH 18 2021.........SUNRISE 650 AM EDT SUNSET 654 PM EDT MARCH 19 2021.........SUNRISE 649 AM EDT SUNSET 656 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$