Climatological Report (Daily)
Issued by NWS Boston, MA
Issued by NWS Boston, MA
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CDUS41 KBOX 220526
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
126 AM EDT WED JUL 22 2026
...................................
...THE BOSTON MA CLIMATE SUMMARY FOR JULY 21 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 79 1240 PM 102 1977 83 -4 80
MINIMUM 62 504 AM 52 1890 67 -5 66
AVERAGE 71 74 -3 73
PRECIPITATION (IN)
YESTERDAY 0.99 2.33 1938 0.10 0.89 0.00
MONTH TO DATE 2.81 2.18 0.63 2.11
SINCE JUN 1 4.27 6.07 -1.80 3.43
SINCE JAN 1 14.76 23.72 -8.96 23.22
SNOWFALL (IN)
YESTERDAY 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
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 14 50 -36 44
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 6 10 -4 8
MONTH TO DATE 253 191 62 242
SINCE JUN 1 477 329 148 432
SINCE JAN 1 538 362 176 461
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION S (160)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 9.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 500 PM
LOWEST 52 1200 PM
AVERAGE 76
..........................................................
THE BOSTON MA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 103 1926
2011
MINIMUM TEMPERATURE (F) 67 55 1890
SUNRISE AND SUNSET
JULY 22 2026..........SUNRISE 527 AM EDT SUNSET 814 PM EDT
JULY 23 2026..........SUNRISE 528 AM EDT SUNSET 813 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$