Climatological Report (Daily)
Issued by NWS Boston, MA

Home |  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
530
CDUS41 KBOX 112356
CLIBOS

CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
756 PM EDT TUE AUG 11 2026

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

...THE BOSTON MA CLIMATE SUMMARY FOR AUGUST 11 2026...
VALID TODAY AS OF 0500 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         87        MM  99    1944  81      6       90
  MINIMUM         74        MM  54    1879  66      8       70
  AVERAGE         81                        74      7       80

PRECIPITATION (IN)
  TODAY            0.00          2.80 1990   0.11  -0.11     0.00
  MONTH TO DATE    0.47                      1.22  -0.75     0.28
  SINCE JUN 1      6.56                      8.38  -1.82     4.61
  SINCE JAN 1     17.05                     26.03  -8.98    24.40

SNOWFALL (IN)
  TODAY            0.0           T    1954   0.0    0.0      0.0
  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
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1     14                        54    -40       44
  SINCE JUL 1      0                         4     -4        0

 COOLING
  TODAY           16                         9      7       15
  MONTH TO DATE  161                        99     62       64
  SINCE JUN 1    693                       521    172      605
  SINCE JAN 1    754                       554    200      634
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED    10.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    76           300 AM
 LOWEST     36           300 PM
 AVERAGE    56

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


THE BOSTON MA CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   81       101      1944
 MINIMUM TEMPERATURE (F)   66        53      1930


SUNRISE AND SUNSET
AUGUST 11 2026........SUNRISE   547 AM EDT   SUNSET   751 PM EDT
AUGUST 12 2026........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.




$$