627 CDUS41 KBOX 060548 CLIBOS CLIMATE REPORT NATIONAL WEATHER SERVICE BOSTON/NORTON MA 148 AM EDT THU MAY 06 2021 ................................... ...THE BOSTON MA CLIMATE SUMMARY FOR MAY 5 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 50 1159 PM 89 1949 63 -13 58 MINIMUM 48 815 AM 35 1874 47 1 44 1891 1907 AVERAGE 49 55 -6 51 PRECIPITATION (IN) YESTERDAY 0.53 2.06 1922 0.12 0.41 0.00 MONTH TO DATE 1.25 0.55 0.70 0.80 SINCE MAR 1 7.58 8.35 -0.77 8.73 SINCE JAN 1 12.65 14.95 -2.30 13.42 SNOWFALL (IN) YESTERDAY 0.0 T 1917 0.0 0.0 0.0 MONTH TO DATE 0.0 0.0 0.0 0.0 SINCE MAR 1 0.2 10.6 -10.4 0.7 SINCE JUL 1 38.6 49.2 -10.6 15.8 DEGREE DAYS HEATING YESTERDAY 16 10 6 14 MONTH TO DATE 47 53 -6 37 SINCE MAR 1 1171 1377 -206 1356 SINCE JUL 1 4948 5315 -367 4739 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 1 SINCE MAR 1 0 4 -4 1 SINCE JAN 1 0 4 -4 1 ................................................................... WIND (MPH) RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION NE (50) HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (70) HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION NE (60) AVERAGE WIND SPEED 7.8 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 1.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. HEAVY RAIN RAIN LIGHT RAIN FOG HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 90 900 AM LOWEST 83 200 AM AVERAGE 87 .......................................................... THE BOSTON MA CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 64 90 1930 MINIMUM TEMPERATURE (F) 48 33 1891 SUNRISE AND SUNSET MAY 6 2021...........SUNRISE 533 AM EDT SUNSET 750 PM EDT MAY 7 2021...........SUNRISE 531 AM EDT SUNSET 751 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$