358 CDUS41 KBOX 120526 CLIBOS CLIMATE REPORT NATIONAL WEATHER SERVICE BOSTON/NORTON MA 126 AM EDT FRI SEP 12 2025 ................................... ...THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 11 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 74 1226 PM 99 1983 75 -1 73 MINIMUM 55 540 AM 40 1917 60 -5 58 AVERAGE 65 67 -2 66 PRECIPITATION (IN) YESTERDAY 0.00 5.63 1954 0.11 -0.11 0.00 MONTH TO DATE 1.43 1.17 0.26 T SINCE SEP 1 1.43 1.17 0.26 T SINCE JAN 1 26.38 29.21 -2.83 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 0 1 -1 0 MONTH TO DATE 10 9 1 1 SINCE SEP 1 10 9 1 1 SINCE JUL 1 17 18 -1 3 COOLING YESTERDAY 0 4 -4 1 MONTH TO DATE 32 52 -20 32 SINCE SEP 1 32 52 -20 32 SINCE JAN 1 789 752 37 842 ................................................................... WIND (MPH) RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION N (350) HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (350) HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NW (330) AVERAGE WIND SPEED 7.4 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 87 100 AM LOWEST 46 900 PM AVERAGE 67 .......................................................... THE BOSTON MA CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 75 93 1961 MINIMUM TEMPERATURE (F) 60 43 1875 SUNRISE AND SUNSET SEPTEMBER 12 2025.....SUNRISE 621 AM EDT SUNSET 659 PM EDT SEPTEMBER 13 2025.....SUNRISE 622 AM EDT SUNSET 657 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$