Climatological Report (Monthly)
Issued by NWS Boston, MA
Issued by NWS Boston, MA
200
CXUS51 KBOX 021252
CLMBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
852 AM EDT SUN AUG 02 2026
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...THE BOSTON MA CLIMATE SUMMARY FOR THE MONTH OF JULY 2026...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1872 TO 2026
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 104 07/04/1911
LOW 50 07/01/1988
06/06/1879
HIGHEST 101 07/02 99
LOWEST 59 07/27 61
AVG. MAXIMUM 82.3 82.1 0.2
AVG. MINIMUM 67.2 66.0 1.2
MEAN 74.7 74.1 0.6
DAYS MAX >= 90 6 6.3 -0.3
DAYS MAX <= 32 0 0.0 0.0
DAYS MIN <= 32 0 0.0 0.0
DAYS MIN <= 0 0 0.0 0.0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 11.69 1921
MINIMUM 0.52 1952
TOTALS 4.63 3.27 1.36
DAILY AVG. 0.15 0.11 0.04
DAYS >= .01 7 9.4 -2.4
DAYS >= .10 6 6.1 -0.1
DAYS >= .50 4 2.1 1.9
DAYS >= 1.00 2 0.8 1.2
GREATEST
24 HR. TOTAL 1.57 07/07 TO 07/07
SNOWFALL (INCHES)
RECORDS
TOTAL 0.0 MM
TOTALS 0.0 0.0 0.0
LIQUID EQUIV 0.00
SINCE 7/1 0.0 0.0 0.0
DAYS >= TRACE 0 0.0 0.0
DAYS >= 1.0 0 0.0 0.0
GREATEST
24 HR TOTAL MM
DEGREE DAYS
HEATING TOTAL 0 4 -4
SINCE 7/1 0 0 0
COOLING TOTAL 308 284 24
SINCE 1/1 593 455 138
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WIND (MPH)
AVERAGE WIND SPEED 10.6
RESULTANT WIND SPEED/DIRECTION 2/240
HIGHEST WIND SPEED/DIRECTION 31/350 DATE 07/16
HIGHEST GUST SPEED/DIRECTION 42/340 DATE 07/16
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.52
NUMBER OF DAYS FAIR 10
NUMBER OF DAYS PC 14
NUMBER OF DAYS CLOUDY 7
AVERAGE RH (PERCENT) 64
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 2 MIXED PRECIP 0
HEAVY RAIN 5 RAIN 6
LIGHT RAIN 12 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 8 FOG W/VIS <= 1/4 MILE 0
HAZE 4
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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