433 CDUS41 KBOX 160558 CLIBOS CLIMATE REPORT NATIONAL WEATHER SERVICE BOSTON/NORTON MA 148 AM EDT THU MAY 16 2019 ................................... ...THE BOSTON MA CLIMATE SUMMARY FOR MAY 15 2019... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1872 TO 2019 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 62 539 PM 93 1900 66 -4 85 MINIMUM 45 504 AM 36 1947 50 -5 58 AVERAGE 54 58 -4 72 PRECIPITATION (IN) YESTERDAY 0.01 1.73 1978 0.10 -0.09 1.00 MONTH TO DATE 1.78 1.56 0.22 1.49 SINCE MAR 1 11.25 9.62 1.63 11.18 SINCE JAN 1 18.32 16.23 2.09 19.87 SNOWFALL (IN) YESTERDAY 0.0 0.0 2002 0.0 0.0 0.0 2001 2000 MONTH TO DATE 0.0 0.1 -0.1 0.0 SINCE MAR 1 13.5 9.8 3.7 24.6 SINCE JUL 1 27.4 43.9 -16.5 59.9 SNOW DEPTH MM DEGREE DAYS HEATING YESTERDAY 11 8 3 0 MONTH TO DATE 180 149 31 90 SINCE MAR 1 1374 1488 -114 1526 SINCE JUL 1 5180 5530 -350 5278 COOLING YESTERDAY 0 1 -1 7 MONTH TO DATE 0 2 -2 34 SINCE MAR 1 8 5 3 34 SINCE JAN 1 8 5 3 34 .................................................................. WIND (MPH) RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION NW (310) HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (300) HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (330) AVERAGE WIND SPEED 9.1 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.8 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN RELATIVE HUMIDITY (PERCENT) HIGHEST 83 100 AM LOWEST 39 600 PM AVERAGE 61 .......................................................... THE BOSTON MA CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 66 93 1932 MINIMUM TEMPERATURE (F) 50 34 1936 SUNRISE AND SUNSET MAY 16 2019...........SUNRISE 522 AM EDT SUNSET 800 PM EDT MAY 17 2019...........SUNRISE 521 AM EDT SUNSET 801 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$