244 CDUS41 KBOX 182120 CLIBOS CLIMATE REPORT NATIONAL WEATHER SERVICE BOSTON/NORTON MA 520 PM EDT SAT OCT 18 2025 ................................... ...THE BOSTON MA CLIMATE SUMMARY FOR OCTOBER 18 2025... VALID TODAY AS OF 0500 PM LOCAL TIME. 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) TODAY MAXIMUM 59 259 PM 82 1947 61 -2 60 MINIMUM 46 634 AM 31 1883 47 -1 43 1939 AVERAGE 53 54 -1 52 PRECIPITATION (IN) TODAY 0.00 3.13 1932 0.14 -0.14 0.00 MONTH TO DATE 3.27 2.32 0.95 0.69 SINCE SEP 1 6.36 5.88 0.48 2.02 SINCE JAN 1 31.31 33.92 -2.61 36.16 SNOWFALL (IN) TODAY 0.0 0.1 2009 0.0 0.0 0.0 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 TODAY 12 11 1 13 MONTH TO DATE 137 152 -15 156 SINCE SEP 1 169 223 -54 191 SINCE JUL 1 176 232 -56 193 COOLING TODAY 0 0 0 0 MONTH TO DATE 23 6 17 0 SINCE SEP 1 108 97 11 67 SINCE JAN 1 865 797 68 877 ................................................................... WIND (MPH) HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (110) HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION E (110) AVERAGE WIND SPEED 7.5 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 73 400 AM LOWEST 51 200 PM AVERAGE 62 .......................................................... THE BOSTON MA CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 61 84 1945 MINIMUM TEMPERATURE (F) 46 28 1922 SUNRISE AND SUNSET OCTOBER 18 2025.......SUNRISE 701 AM EDT SUNSET 557 PM EDT OCTOBER 19 2025.......SUNRISE 702 AM EDT SUNSET 555 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$