402 CDUS41 KBOX 200548 CLIBOS CLIMATE REPORT NATIONAL WEATHER SERVICE BOSTON/NORTON MA 145 AM EDT FRI JUL 20 2018 ................................... ...THE BOSTON MA CLIMATE SUMMARY FOR JULY 19 2018... 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) YESTERDAY MAXIMUM 77 1239 PM 99 2013 82 -5 93 MINIMUM 65 538 AM 54 1881 66 -1 72 1875 AVERAGE 71 74 -3 83 PRECIPITATION (IN) YESTERDAY 0.00 1.68 1882 0.12 -0.12 0.00 MONTH TO DATE 3.61 1.98 1.63 2.57 SINCE JUN 1 6.57 5.66 0.91 7.42 SINCE JAN 1 26.85 23.82 3.03 28.25 SNOWFALL (IN) YESTERDAY 0.0 0.0 2002 0.0 0.0 0.0 2001 2000 MONTH TO DATE 0.0 0.0 0.0 0.0 SINCE JUN 1 0.0 0.0 0.0 0.0 SINCE JUL 1 0.0 0.0 0.0 0.0 SNOW DEPTH MM DEGREE DAYS HEATING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 2 SINCE JUN 1 56 55 1 52 SINCE JUL 1 0 0 0 2 COOLING YESTERDAY 6 9 -3 18 MONTH TO DATE 202 160 42 172 SINCE JUN 1 343 296 47 363 SINCE JAN 1 416 326 90 423 .................................................................. WIND (MPH) RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION E (100) HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (100) HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION E (110) AVERAGE WIND SPEED 9.6 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 61 1000 PM LOWEST 36 900 AM AVERAGE 49 .......................................................... THE BOSTON MA CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 82 99 1991 MINIMUM TEMPERATURE (F) 66 54 1890 1879 SUNRISE AND SUNSET JULY 20 2018..........SUNRISE 525 AM EDT SUNSET 815 PM EDT JULY 21 2018..........SUNRISE 526 AM EDT SUNSET 815 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$