578 CDUS41 KBOX 100525 CLIBOS CLIMATE REPORT NATIONAL WEATHER SERVICE BOSTON/NORTON MA 125 AM EDT WED SEP 10 2025 ................................... ...THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 9 2025... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1872 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 69 1050 AM 93 2015 76 -7 76 2016 MINIMUM 53 537 AM 45 1938 61 -8 56 AVERAGE 61 68 -7 66 PRECIPITATION (IN) YESTERDAY 0.00 2.19 1969 0.11 -0.11 0.00 MONTH TO DATE 1.43 0.95 0.48 T SINCE SEP 1 1.43 0.95 0.48 T SINCE JAN 1 26.38 28.99 -2.61 34.14 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 0.0 DEGREE DAYS HEATING YESTERDAY 4 1 3 0 MONTH TO DATE 8 7 1 1 SINCE SEP 1 8 7 1 1 SINCE JUL 1 15 16 -1 3 COOLING YESTERDAY 0 4 -4 1 MONTH TO DATE 32 44 -12 26 SINCE SEP 1 32 44 -12 26 SINCE JAN 1 789 744 45 836 ................................................................... WIND (MPH) RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION NE (60) HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NE (60) HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NE (50) AVERAGE WIND SPEED 6.9 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 93 200 AM LOWEST 59 1100 AM AVERAGE 76 .......................................................... THE BOSTON MA CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 75 95 1931 MINIMUM TEMPERATURE (F) 60 41 1883 SUNRISE AND SUNSET SEPTEMBER 10 2025.....SUNRISE 619 AM EDT SUNSET 702 PM EDT SEPTEMBER 11 2025.....SUNRISE 620 AM EDT SUNSET 700 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$