Climatological Report (Daily)
Issued by NWS Boston, MA
Issued by NWS Boston, MA
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CDUS41 KBOX 270748
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
348 AM EDT MON APR 27 2026
...................................
...THE BOSTON MA CLIMATE SUMMARY FOR APRIL 26 2026...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1872 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 55 509 PM 87 2009 61 -6 64
MINIMUM 43 437 AM 28 1919 45 -2 53
AVERAGE 49 52 -3 59
PRECIPITATION (IN)
YESTERDAY 0.00 1.60 1931 0.12 -0.12 0.55
MONTH TO DATE 1.30 3.18 -1.88 3.13
SINCE MAR 1 4.94 7.35 -2.41 7.23
SINCE JAN 1 8.23 13.95 -5.72 12.54
SNOWFALL (IN)
YESTERDAY 0.0 0.1 1993 0.0 0.0 0.0
MONTH TO DATE T 1.6 -1.6 T
SINCE MAR 1 1.9 10.6 -8.7 T
SINCE JUL 1 62.8 49.2 13.6 28.1
DEGREE DAYS
HEATING
YESTERDAY 16 13 3 6
MONTH TO DATE 429 448 -19 403
SINCE MAR 1 1153 1276 -123 1100
SINCE JUL 1 5280 5214 66 4859
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 3 0 3 5
SINCE MAR 1 3 0 3 5
SINCE JAN 1 3 0 3 5
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SE (140)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION SE (140)
AVERAGE WIND SPEED 4.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 74 600 AM
LOWEST 38 300 PM
AVERAGE 56
..........................................................
THE BOSTON MA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 61 92 1990
MINIMUM TEMPERATURE (F) 45 33 1882
1909
1993
SUNRISE AND SUNSET
APRIL 27 2026.........SUNRISE 545 AM EDT SUNSET 739 PM EDT
APRIL 28 2026.........SUNRISE 543 AM EDT SUNSET 740 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$