National Weather Service Text Product
AFOS product CLIBOS
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIBOS
Product Timestamp: 2009-12-21 05:39 UTC
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000
CDUS41 KBOX 210540
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE TAUNTON MA
1239 AM EST MON DEC 21 2009
...................................
...THE BOSTON MA CLIMATE SUMMARY FOR DECEMBER 20 2009...
CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1872 TO 2009
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 30 1213 AM 63 1957 40 -10 20
MINIMUM 19 813 AM -11 1942 26 -7 13
1875
AVERAGE 25 33 -8 17
PRECIPITATION (IN)
YESTERDAY 0.55 1.35 1936 0.12 0.43 0.18
MONTH TO DATE 3.48 2.41 1.07 5.62
SINCE DEC 1 3.48 2.41 1.07 5.62
SINCE JAN 1 43.31 41.21 2.10 52.99
SNOWFALL (IN)
YESTERDAY 10.0 R 7.7 1995 0.3 9.7 3.7
MONTH TO DATE 12.7 3.7 9.0 15.0
SINCE DEC 1 12.7 3.7 9.0 15.0
SINCE JUL 1 12.8 5.8 7.0 15.0
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 40 31 9 48
MONTH TO DATE 590 571 19 561
SINCE DEC 1 590 571 19 561
SINCE JUL 1 1572 1615 -43 1636
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 591 777 -186 789
..................................................................
WIND (MPH)
RESULTANT WIND SPEED 18 RESULTANT WIND DIRECTION NW (330)
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION N (360)
HIGHEST GUST SPEED 44 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 20.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
SNOW
LIGHT SNOW
FOG
FOG W/VISIBILITY <= 1/4 MILE
HAZE
BLOWING SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 91 900 AM
LOWEST 54 1000 PM
AVERAGE 73
..........................................................
THE BOSTON MA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 40 62 1957
MINIMUM TEMPERATURE (F) 26 -5 1942
SUNRISE AND SUNSET
DECEMBER 21 2009......SUNRISE 710 AM EST SUNSET 415 PM EST
DECEMBER 22 2009......SUNRISE 711 AM EST SUNSET 415 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$