Climatological Report (Daily)
Issued by NWS Boston, MA
Issued by NWS Boston, MA
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CDUS41 KBOX 200532
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
132 AM EDT SUN JUL 20 2025
...................................
...THE BOSTON MA CLIMATE SUMMARY FOR JULY 19 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 87 522 PM 99 2013 83 4 78
MINIMUM 65 510 AM 54 1875 67 -2 67
1881
AVERAGE 76 74 2 73
PRECIPITATION (IN)
YESTERDAY 0.00 1.68 1882 0.11 -0.11 0.00
MONTH TO DATE 1.91 1.97 -0.06 1.13
SINCE JUN 1 3.23 5.86 -2.63 5.17
SINCE JAN 1 23.02 23.51 -0.49 30.18
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 JUN 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 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 44 50 -6 7
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 11 10 1 8
MONTH TO DATE 220 171 49 246
SINCE JUN 1 410 309 101 436
SINCE JAN 1 439 342 97 482
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SE (150)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 9.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 81 1200 AM
LOWEST 31 500 PM
AVERAGE 56
..........................................................
THE BOSTON MA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 99 1991
MINIMUM TEMPERATURE (F) 67 54 1879
1890
SUNRISE AND SUNSET
JULY 20 2025..........SUNRISE 525 AM EDT SUNSET 815 PM EDT
JULY 21 2025..........SUNRISE 526 AM EDT SUNSET 814 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$