525 CDUS41 KBOX 190526 CLIBOS CLIMATE REPORT NATIONAL WEATHER SERVICE BOSTON/NORTON MA 126 AM EDT TUE OCT 19 2021 ................................... ...THE BOSTON MA CLIMATE SUMMARY FOR OCTOBER 18 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 62 206 PM 82 1947 61 1 58 MINIMUM 47 1154 PM 31 1883 47 0 40 1939 AVERAGE 55 54 1 49 PRECIPITATION (IN) YESTERDAY T 3.13 1932 0.14 -0.14 0.00 MONTH TO DATE 1.84 2.32 -0.48 3.47 SINCE SEP 1 9.31 5.88 3.43 4.44 SINCE JAN 1 45.27 33.92 11.35 26.16 SNOWFALL (IN) YESTERDAY 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 T DEGREE DAYS HEATING YESTERDAY 10 11 -1 16 MONTH TO DATE 40 152 -112 131 SINCE SEP 1 52 223 -171 201 SINCE JUL 1 61 232 -171 203 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 12 6 6 3 SINCE SEP 1 168 97 71 97 SINCE JAN 1 1144 797 347 924 ................................................................... WIND (MPH) RESULTANT WIND SPEED 14 RESULTANT WIND DIRECTION W (290) HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (300) HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (300) AVERAGE WIND SPEED 14.0 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 77 200 AM LOWEST 35 200 PM AVERAGE 56 .......................................................... THE BOSTON MA CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 61 84 1945 MINIMUM TEMPERATURE (F) 46 28 1922 SUNRISE AND SUNSET OCTOBER 19 2021.......SUNRISE 702 AM EDT SUNSET 555 PM EDT OCTOBER 20 2021.......SUNRISE 703 AM EDT SUNSET 554 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$