158 CDUS41 KBOX 090526 CLIBOS CLIMATE REPORT NATIONAL WEATHER SERVICE BOSTON/NORTON MA 126 AM EDT TUE MAY 09 2023 ................................... ...THE BOSTON MA CLIMATE SUMMARY FOR MAY 8 2023... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1872 TO 2023 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 76 144 PM 87 1895 64 12 54 1964 MINIMUM 52 1130 PM 34 1956 48 4 42 AVERAGE 64 56 8 48 PRECIPITATION (IN) YESTERDAY T 1.42 1886 0.09 -0.09 0.00 MONTH TO DATE 0.28 0.85 -0.57 0.37 SINCE MAR 1 7.67 8.65 -0.98 5.62 SINCE JAN 1 14.26 15.25 -0.99 12.56 SNOWFALL (IN) YESTERDAY 0.0 0.9 1938 0.0 0.0 0.0 MONTH TO DATE 0.0 0.0 0.0 0.0 SINCE MAR 1 0.9 10.6 -9.7 2.1 SINCE JUL 1 12.4 49.2 -36.8 54.0 DEGREE DAYS HEATING YESTERDAY 1 9 -8 17 MONTH TO DATE 68 82 -14 101 SINCE MAR 1 1236 1406 -170 1265 SINCE JUL 1 4552 5344 -792 4887 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 4 0 4 0 SINCE MAR 1 9 4 5 0 SINCE JAN 1 9 4 5 0 ................................................................... WIND (MPH) RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION NW (310) HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (320) HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION NW (320) AVERAGE WIND SPEED 11.8 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 77 300 AM LOWEST 15 600 PM AVERAGE 46 .......................................................... THE BOSTON MA CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 65 95 1979 MINIMUM TEMPERATURE (F) 48 35 1977 SUNRISE AND SUNSET MAY 9 2023...........SUNRISE 530 AM EDT SUNSET 752 PM EDT MAY 10 2023...........SUNRISE 528 AM EDT SUNSET 753 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$