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951
CDUS41 KBOX 220618
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
218 AM EDT THU APR 22 2021
...................................
...THE BOSTON MA CLIMATE SUMMARY FOR APRIL 21 2021...
CLIMATE NORMAL PERIOD 1981 TO 2010
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 72 1247 PM 88 1957 58 14 54
MINIMUM 38 1159 PM 21 1875 42 -4 34
AVERAGE 55 50 5 44
PRECIPITATION (IN)
YESTERDAY 0.24 3.32 1991 0.11 0.13 0.33
MONTH TO DATE 3.07 2.72 0.35 3.29
SINCE MAR 1 4.96 7.04 -2.08 6.89
SINCE JAN 1 10.03 13.65 -3.62 11.58
SNOWFALL (IN)
YESTERDAY 0.0 0.2 1947 0.0 0.0 0.0
MONTH TO DATE 0.1 1.8 -1.7 0.7
SINCE MAR 1 0.2 9.6 -9.4 0.7
SINCE JUL 1 38.6 43.7 -5.1 15.8
DEGREE DAYS
HEATING
YESTERDAY 10 15 -5 21
MONTH TO DATE 308 388 -80 408
SINCE MAR 1 1012 1217 -205 1121
SINCE JUL 1 4789 5259 -470 4504
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JAN 1 0 0 0 0
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WIND (MPH)
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION SW (220)
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 14.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 80 400 PM
LOWEST 42 100 PM
AVERAGE 61
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THE BOSTON MA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 58 88 1977
MINIMUM TEMPERATURE (F) 43 26 1875
SUNRISE AND SUNSET
APRIL 22 2021.........SUNRISE 552 AM EDT SUNSET 734 PM EDT
APRIL 23 2021.........SUNRISE 550 AM EDT SUNSET 735 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$