CXUS51 KBOX 021422 CLMBOS CLIMATE REPORT NATIONAL WEATHER SERVICE BOSTON/NORTON MA 922 AM EST FRI JAN 02 2026 ................................... ...THE BOSTON MA CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2025... 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 .............................................................. TEMPERATURE (F) RECORD HIGH 76 12/07/1998 LOW -17 12/29/1933 HIGHEST 59 12/19 62 LOWEST 12 12/05 10 12/26 AVG. MAXIMUM 38.2 42.2 -4.0 AVG. MINIMUM 24.4 29.2 -4.8 MEAN 31.3 35.7 -4.4 DAYS MAX >= 90 0 0.0 0.0 DAYS MAX <= 32 5 4.2 0.8 DAYS MIN <= 32 29 19.8 9.2 DAYS MIN <= 0 0 0.0 0.0 PRECIPITATION (INCHES) RECORD MAXIMUM 9.74 1969 MINIMUM 0.66 1935 TOTALS 2.39 4.30 -1.91 DAILY AVG. 0.08 0.14 -0.06 DAYS >= .01 12 11.9 0.1 DAYS >= .10 4 7.2 -3.2 DAYS >= .50 2 3.1 -1.1 DAYS >= 1.00 0 1.0 -1.0 GREATEST 24 HR. TOTAL 0.78 12/28 TO 12/29 SNOWFALL (INCHES) RECORDS TOTAL 27.9 1970 TOTALS 4.3 9.0 -4.7 LIQUID EQUIV 0.40 SINCE 7/1 4.3 9.9 -5.6 DAYS >= TRACE 12 4.2 7.8 DAYS >= 1.0 2 1.9 0.1 GREATEST 24 HR TOTAL MM DEGREE DAYS HEATING TOTAL 1037 908 129 SINCE 7/1 1974 1923 51 COOLING TOTAL 0 0 0 SINCE 1/1 865 800 65 .............................................................. WIND (MPH) AVERAGE WIND SPEED 12.5 RESULTANT WIND SPEED/DIRECTION 8/270 HIGHEST WIND SPEED/DIRECTION 46/170 DATE 12/19 HIGHEST GUST SPEED/DIRECTION 64/170 DATE 12/19 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.60 NUMBER OF DAYS FAIR 5 NUMBER OF DAYS PC 19 NUMBER OF DAYS CLOUDY 7 AVERAGE RH (PERCENT) 60 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 1 HEAVY RAIN 1 RAIN 4 LIGHT RAIN 8 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 11 SLEET 0 FOG 11 FOG W/VIS <= 1/4 MILE 1 HAZE 1 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$