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537
CDUS41 KBOX 130530
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
130 AM EDT WED SEP 13 2023
...................................
...THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 12 2023...
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)
YESTERDAY
MAXIMUM 77 336 PM 93 1961 75 2 76
MINIMUM 67 1244 AM 43 1875 60 7 66
AVERAGE 72 67 5 71
PRECIPITATION (IN)
YESTERDAY 0.09 2.95 1960 0.11 -0.02 T
MONTH TO DATE 0.82 1.28 -0.46 0.97
SINCE SEP 1 0.82 1.28 -0.46 0.97
SINCE JAN 1 37.38 29.32 8.06 18.90
SNOWFALL (IN)
YESTERDAY 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
YESTERDAY 0 1 -1 0
MONTH TO DATE 1 10 -9 3
SINCE SEP 1 1 10 -9 3
SINCE JUL 1 1 19 -18 3
COOLING
YESTERDAY 7 3 4 6
MONTH TO DATE 114 55 59 46
SINCE SEP 1 114 55 59 46
SINCE JAN 1 812 755 57 996
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WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION E (110)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION E (110)
AVERAGE WIND SPEED 5.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 1100 AM
LOWEST 76 300 PM
AVERAGE 87
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THE BOSTON MA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 93 1957
MINIMUM TEMPERATURE (F) 59 45 1911
1985
SUNRISE AND SUNSET
SEPTEMBER 13 2023.....SUNRISE 622 AM EDT SUNSET 658 PM EDT
SEPTEMBER 14 2023.....SUNRISE 623 AM EDT SUNSET 656 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$