Climatological Report (Daily) Issued by NWS Boston, MA
000
CDUS41 KBOX 210526
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
126 AM EDT SAT APR 21 2018
...................................
...THE BOSTON MA CLIMATE SUMMARY FOR APRIL 20 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 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)
YESTERDAY 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)
YESTERDAY 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
YESTERDAY 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
YESTERDAY 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
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WIND (MPH)
RESULTANT WIND SPEED 16 RESULTANT WIND DIRECTION NW (310)
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 16.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 75 500 AM
LOWEST 38 200 PM
AVERAGE 57
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THE BOSTON MA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 58 88 1957
MINIMUM TEMPERATURE (F) 42 21 1875
SUNRISE AND SUNSET
APRIL 21 2018.........SUNRISE 554 AM EDT SUNSET 733 PM EDT
APRIL 22 2018.........SUNRISE 552 AM EDT SUNSET 734 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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