


Climatological Report (Daily)
Issued by NWS Boston, MA
Issued by NWS Boston, MA
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497 CDUS41 KBOX 132127 CLIBOS CLIMATE REPORT NATIONAL WEATHER SERVICE BOSTON/NORTON MA 527 PM EDT MON OCT 13 2025 ................................... ...THE BOSTON MA CLIMATE SUMMARY FOR OCTOBER 13 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 56 655 AM 87 1930 63 -7 53 MINIMUM 54 359 PM 30 1875 48 6 43 AVERAGE 55 56 -1 48 PRECIPITATION (IN) TODAY 1.35 4.85 1895 0.13 1.22 0.09 MONTH TO DATE 2.65 1.66 0.99 0.49 SINCE SEP 1 5.74 5.22 0.52 1.82 SINCE JAN 1 30.69 33.26 -2.57 35.96 SNOWFALL (IN) TODAY 0.0 T 1934 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 10 10 0 17 MONTH TO DATE 80 100 -20 79 SINCE SEP 1 112 171 -59 114 SINCE JUL 1 119 180 -61 116 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 33 HIGHEST WIND DIRECTION NE (50) HIGHEST GUST SPEED 48 HIGHEST GUST DIRECTION NE (50) AVERAGE WIND SPEED 26.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 1.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. HEAVY RAIN RAIN LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 97 900 AM LOWEST 87 600 AM AVERAGE 92 .......................................................... THE BOSTON MA CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 63 81 1923 MINIMUM TEMPERATURE (F) 48 31 1875 SUNRISE AND SUNSET OCTOBER 13 2025.......SUNRISE 655 AM EDT SUNSET 605 PM EDT OCTOBER 14 2025.......SUNRISE 656 AM EDT SUNSET 603 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$