618
CDUS41 KBOX 162134
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
534 PM EDT SAT MAY 16 2026
...............................
..THE BOSTON MA CLIMATE SUMMARY FOR MAY 16 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 80 336 PM 93 1932 67 13 79
MINIMUM 49 453 AM 34 1936 50 -1 63
AVERAGE 65 58 7 71
PRECIPITATION (IN)
TODAY 0.00 4.47 1954 0.10 -0.10 0.00
MONTH TO DATE 0.77 1.63 -0.86 3.35
SINCE MAR 1 5.88 9.43 -3.55 10.58
SINCE JAN 1 9.17 16.03 -6.86 15.89
SNOWFALL (IN)
TODAY 0.0 0.0 2000 0.0 0.0 0.0
2001
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE MAR 1 1.9 10.6 -8.7 T
SINCE JUL 1 62.8 49.2 13.6 28.1
DEGREE DAYS
HEATING
TODAY 0 7 -7 0
MONTH TO DATE 126 147 -21 91
SINCE MAR 1 1341 1471 -130 1210
SINCE JUL 1 5468 5409 59 4969
COOLING
TODAY 0 1 -1 6
MONTH TO DATE 0 8 -8 12
SINCE MAR 1 3 12 -9 18
SINCE JAN 1 3 12 -9 18
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 10.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 100 AM
LOWEST 26 200 PM
AVERAGE 60
......................................................
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 92 1977
2017
MINIMUM TEMPERATURE (F) 51 39 1882
SUNRISE AND SUNSET
MAY 16 2026...........SUNRISE 522 AM EDT SUNSET 800 PM EDT
MAY 17 2026...........SUNRISE 521 AM EDT SUNSET 801 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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