Climatological Report (Daily)
Issued by NWS Boston, MA
Issued by NWS Boston, MA
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CDUS41 KBOX 050530
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
130 AM EDT MON MAY 05 2025
...................................
...THE BOSTON MA CLIMATE SUMMARY FOR MAY 4 2025...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1872 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 77 1152 AM 90 2001 63 14 53
MINIMUM 53 1159 PM 33 1911 47 6 47
AVERAGE 65 55 10 50
PRECIPITATION (IN)
YESTERDAY 0.09 2.71 1893 0.11 -0.02 0.00
MONTH TO DATE 0.43 0.43 0.00 0.15
SINCE MAR 1 7.66 8.23 -0.57 12.05
SINCE JAN 1 12.97 14.83 -1.86 20.34
SNOWFALL (IN)
YESTERDAY 0.0 T 1920 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE MAR 1 T 10.6 -10.6 0.1
SINCE JUL 1 28.1 49.2 -21.1 9.8
DEGREE DAYS
HEATING
YESTERDAY 0 10 -10 15
MONTH TO DATE 16 43 -27 54
SINCE MAR 1 1135 1367 -232 1235
SINCE JUL 1 4894 5305 -411 4720
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 6 0 6 0
SINCE MAR 1 12 4 8 0
SINCE JAN 1 12 4 8 0
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION SE (150)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 8.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 500 AM
LOWEST 62 1200 PM
AVERAGE 81
..........................................................
THE BOSTON MA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 63 89 1949
MINIMUM TEMPERATURE (F) 47 35 1874
1891
1907
SUNRISE AND SUNSET
MAY 5 2025...........SUNRISE 534 AM EDT SUNSET 749 PM EDT
MAY 6 2025...........SUNRISE 533 AM EDT SUNSET 750 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$