National Weather Service Text Product
AFOS product CLIBOS
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIBOS
Product Timestamp: 2021-06-01 05:38 UTC
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492 CDUS41 KBOX 010538 CLIBOS CLIMATE REPORT NATIONAL WEATHER SERVICE BOSTON/NORTON MA 138 AM EDT TUE JUN 01 2021 ................................... ...THE BOSTON MA CLIMATE SUMMARY FOR MAY 31 2021... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1872 TO 2021 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 62 635 PM 96 1944 71 -9 68 MINIMUM 51 654 AM 39 1884 55 -4 50 AVERAGE 57 63 -6 59 PRECIPITATION (IN) YESTERDAY 0.15 4.12 1984 0.11 0.04 0.00 MONTH TO DATE 4.92 3.25 1.67 2.21 SINCE MAR 1 11.25 11.05 0.20 10.14 SINCE JAN 1 16.32 17.65 -1.33 14.83 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 T SINCE MAR 1 0.2 10.6 -10.4 0.7 SINCE JUL 1 38.6 49.2 -10.6 15.8 DEGREE DAYS HEATING YESTERDAY 8 4 4 6 MONTH TO DATE 167 232 -65 283 SINCE MAR 1 1291 1556 -265 1602 SINCE JUL 1 5068 5494 -426 4985 COOLING YESTERDAY 0 2 -2 0 MONTH TO DATE 64 29 35 34 SINCE MAR 1 64 33 31 34 SINCE JAN 1 64 33 31 34 ................................................................... WIND (MPH) RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION NW (320) HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (290) HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (290) AVERAGE WIND SPEED 9.1 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.8 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. RAIN LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 89 300 AM LOWEST 62 600 PM AVERAGE 76 .......................................................... THE BOSTON MA CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 71 96 1879 MINIMUM TEMPERATURE (F) 55 41 1945 SUNRISE AND SUNSET JUNE 1 2021..........SUNRISE 510 AM EDT SUNSET 815 PM EDT JUNE 2 2021..........SUNRISE 509 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. $$