255
CDUS41 KBOX 182134
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
534 PM EDT MON SEP 18 2023
...............................
..THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 18 2023
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1872 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 66 345 PM 90 1891 72 -6 84
1906
1955
MINIMUM 63 423 AM 43 1875 58 5 60
AVERAGE 65 65 0 72
PRECIPITATION (IN)
TODAY 0.77 2.87 2004 0.13 0.64 0.01
MONTH TO DATE 2.23 2.03 0.20 1.13
SINCE SEP 1 2.23 2.03 0.20 1.13
SINCE JAN 1 38.79 30.07 8.72 19.06
SNOWFALL (IN)
TODAY 0.0 0.0 2000 0.0 0.0 0.0
2001
2002
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 0.0 0.0 0.0 0.0
DEGREE DAYS
HEATING
TODAY 0 2 -2 0
MONTH TO DATE 2 22 -20 10
SINCE SEP 1 2 22 -20 10
SINCE JUL 1 2 31 -29 10
COOLING
TODAY 0 2 -2 7
MONTH TO DATE 132 72 60 66
SINCE SEP 1 132 72 60 66
SINCE JAN 1 830 772 58 1016
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 6.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 900 AM
LOWEST 73 100 AM
AVERAGE 87
......................................................
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 92 1983
MINIMUM TEMPERATURE (F) 57 42 1929
SUNRISE AND SUNSET
SEPTEMBER 18 2023.....SUNRISE 627 AM EDT SUNSET 649 PM EDT
SEPTEMBER 19 2023.....SUNRISE 628 AM EDT SUNSET 647 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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