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441
CDUS41 KBOX 180538
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
138 AM EDT SUN OCT 18 2020
...................................
...THE BOSTON MA CLIMATE SUMMARY FOR OCTOBER 17 2020...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1872 TO 2020
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 58 316 PM 89 1947 61 -3 64
MINIMUM 42 838 AM 27 1886 46 -4 52
AVERAGE 50 53 -3 58
PRECIPITATION (IN)
YESTERDAY 1.16 1.18 1989 0.13 1.03 0.67
MONTH TO DATE 3.47 2.17 1.30 2.18
SINCE SEP 1 4.44 5.61 -1.17 4.34
SINCE JAN 1 26.16 34.23 -8.07 38.67
SNOWFALL (IN)
YESTERDAY 0.0 T 1970 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE SEP 1 0.0 0.0 0.0 0.0
SINCE JUL 1 T 0.0 0.0 0.0
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 15 12 3 7
MONTH TO DATE 115 156 -41 119
SINCE SEP 1 185 240 -55 147
SINCE JUL 1 187 253 -66 147
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 3 6 -3 8
SINCE SEP 1 97 87 10 134
SINCE JAN 1 924 746 178 1012
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WIND (MPH)
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION NW (300)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 12.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 700 AM
LOWEST 32 500 PM
AVERAGE 64
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THE BOSTON MA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 61 82 1947
MINIMUM TEMPERATURE (F) 46 31 1939
1883
SUNRISE AND SUNSET
OCTOBER 18 2020.......SUNRISE 701 AM EDT SUNSET 557 PM EDT
OCTOBER 19 2020.......SUNRISE 702 AM EDT SUNSET 555 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$