Climatological Report (Daily)
Issued by NWS Boston, MA

Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
773
CDUS41 KBOX 110522
CLIBOS

CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
122 AM EDT MON AUG 11 2025

...................................

...THE BOSTON MA CLIMATE SUMMARY FOR AUGUST 10 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         84   1209 PM 101    1949  81      3       89
  MINIMUM         64    409 AM  53    1964  66     -2       74
  AVERAGE         74                        74      0       82

PRECIPITATION (IN)
  YESTERDAY        0.00          2.97 1917   0.10  -0.10     0.11
  MONTH TO DATE    0.28                      1.11  -0.83     2.66
  SINCE JUN 1      4.61                      8.27  -3.66     8.09
  SINCE JAN 1     24.40                     25.92  -1.52    33.10

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        1
  SINCE JUN 1     44                        54    -10        8
  SINCE JUL 1      0                         4     -4        1

 COOLING
  YESTERDAY        9                         9      0       17
  MONTH TO DATE   49                        90    -41      115
  SINCE JUN 1    590                       512     78      653
  SINCE JAN 1    619                       545     74      699
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   6   RESULTANT WIND DIRECTION   S (170)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     S (190)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     E (100)
  AVERAGE WIND SPEED     8.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    87           500 AM
 LOWEST     55          1200 PM
 AVERAGE    71

..........................................................


THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   81        99      1944
 MINIMUM TEMPERATURE (F)   66        54      1879


SUNRISE AND SUNSET
AUGUST 11 2025........SUNRISE   547 AM EDT   SUNSET   750 PM EDT
AUGUST 12 2025........SUNRISE   548 AM EDT   SUNSET   749 PM EDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




$$