644 CDUS41 KBOX 202147 CLIBOS CLIMATE REPORT NATIONAL WEATHER SERVICE BOSTON/NORTON MA 537 PM EDT FRI APR 20 2018 ................................... ...THE BOSTON MA CLIMATE SUMMARY FOR APRIL 20 2018... VALID TODAY AS OF 0500 PM LOCAL TIME. CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1872 TO 2018 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) TODAY MAXIMUM 53 349 PM 89 1976 57 -4 55 1941 1927 MINIMUM 36 537 AM 21 1897 42 -6 44 AVERAGE 45 50 -5 50 PRECIPITATION (IN) TODAY 0.00 0.87 1874 0.11 -0.11 0.01 MONTH TO DATE 2.90 2.61 0.29 3.70 SINCE MAR 1 7.97 6.93 1.04 7.88 SINCE JAN 1 16.66 13.54 3.12 15.35 SNOWFALL (IN) TODAY 0.0 1.0 1904 0.1 -0.1 0.0 MONTH TO DATE 1.3 1.8 -0.5 1.2 SINCE MAR 1 24.6 9.6 15.0 11.3 SINCE JUL 1 59.9 43.7 16.2 47.6 SNOW DEPTH MM DEGREE DAYS HEATING TODAY 20 15 5 15 MONTH TO DATE 458 373 85 293 SINCE MAR 1 1311 1202 109 1244 SINCE JUL 1 5063 5244 -181 4783 COOLING TODAY 0 0 0 0 MONTH TO DATE 0 0 0 10 SINCE MAR 1 0 0 0 10 SINCE JAN 1 0 0 0 10 .................................................................. WIND (MPH) HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION NW (320) HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION W (290) AVERAGE WIND SPEED 17.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 75 500 AM LOWEST 38 200 PM AVERAGE 57 .......................................................... THE BOSTON MA CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 58 88 1957 MINIMUM TEMPERATURE (F) 42 21 1875 SUNRISE AND SUNSET APRIL 20 2018.........SUNRISE 555 AM EDT SUNSET 731 PM EDT APRIL 21 2018.........SUNRISE 554 AM EDT SUNSET 733 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$