725 CDUS41 KBOX 130613 CLIBOS CLIMATE REPORT NATIONAL WEATHER SERVICE BOSTON/NORTON MA 213 AM EDT MON SEP 13 2021 ................................... ...THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 12 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 83 358 PM 93 1961 75 8 67 MINIMUM 65 1258 AM 43 1875 60 5 53 AVERAGE 74 67 7 60 PRECIPITATION (IN) YESTERDAY 0.00 2.95 1960 0.11 -0.11 0.00 MONTH TO DATE 5.43 1.28 4.15 0.46 SINCE SEP 1 5.43 1.28 4.15 0.46 SINCE JAN 1 41.39 29.32 12.07 22.18 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 SEP 1 0.0 0.0 0.0 0.0 SINCE JUL 1 0.0 0.0 0.0 T DEGREE DAYS HEATING YESTERDAY 0 1 -1 5 MONTH TO DATE 0 10 -10 5 SINCE SEP 1 0 10 -10 5 SINCE JUL 1 9 19 -10 7 COOLING YESTERDAY 9 3 6 0 MONTH TO DATE 78 55 23 61 SINCE SEP 1 78 55 23 61 SINCE JAN 1 1054 755 299 888 ................................................................... WIND (MPH) RESULTANT WIND SPEED 15 RESULTANT WIND DIRECTION SW (230) HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION SW (240) HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION SW (240) AVERAGE WIND SPEED 15.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 81 100 AM LOWEST 53 1200 PM AVERAGE 67 .......................................................... THE BOSTON MA CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 74 93 1957 MINIMUM TEMPERATURE (F) 59 45 1911 1985 SUNRISE AND SUNSET SEPTEMBER 13 2021.....SUNRISE 622 AM EDT SUNSET 657 PM EDT SEPTEMBER 14 2021.....SUNRISE 623 AM EDT SUNSET 655 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$