Climatological Report (Daily)
Issued by NWS Boston, MA
Issued by NWS Boston, MA
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709 CDUS41 KBOX 210536 CLIBOS CLIMATE REPORT NATIONAL WEATHER SERVICE BOSTON/NORTON MA 136 AM EDT TUE MAY 21 2024 ................................... ...THE BOSTON MA CLIMATE SUMMARY FOR MAY 20 2024... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1872 TO 2024 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 60 102 PM 91 1996 68 -8 66 MINIMUM 52 500 AM 40 1892 51 1 53 AVERAGE 56 60 -4 60 PRECIPITATION (IN) YESTERDAY 0.00 1.83 2023 0.11 -0.11 1.83 MONTH TO DATE 2.72 2.03 0.69 2.11 SINCE MAR 1 14.62 9.83 4.79 9.50 SINCE JAN 1 22.91 16.43 6.48 16.09 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 MAR 1 0.1 10.6 -10.5 0.9 SINCE JUL 1 9.8 49.2 -39.4 12.4 DEGREE DAYS HEATING YESTERDAY 9 6 3 5 MONTH TO DATE 192 174 18 127 SINCE MAR 1 1373 1498 -125 1295 SINCE JUL 1 4858 5436 -578 4611 COOLING YESTERDAY 0 1 -1 0 MONTH TO DATE 0 12 -12 27 SINCE MAR 1 0 16 -16 32 SINCE JAN 1 0 16 -16 32 ................................................................... WIND (MPH) RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION E (80) HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (90) HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (90) AVERAGE WIND SPEED 7.5 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.8 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 93 1200 AM LOWEST 77 200 PM AVERAGE 85 .......................................................... THE BOSTON MA CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 68 93 1921 MINIMUM TEMPERATURE (F) 52 41 1907 SUNRISE AND SUNSET MAY 21 2024...........SUNRISE 517 AM EDT SUNSET 805 PM EDT MAY 22 2024...........SUNRISE 516 AM EDT SUNSET 806 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$