Climatological Report (Seasonal)
Issued by NWS Boston, MA
Issued by NWS Boston, MA
665 CXUS51 KBOX 010927 CLSBOS CLIMATE REPORT NATIONAL WEATHER SERVICE BOSTON/NORTON MA 421 AM EST FRI DEC 01 2023 ................................... ...THE BOSTON MA CLIMATE SUMMARY FOR THE SEASON, FROM 9/1/2023 TO 11/30/2023... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1872 TO 2023 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE NORMAL .............................................................. TEMPERATURE (F) RECORD HIGH 102 09/07/1881 LOW -2 11/30/1875 HIGHEST 93 09/07 84 LOWEST 27 11/21 25 11/25 AVG. MAXIMUM 63.4 62.3 1.1 AVG. MINIMUM 49.8 47.9 1.9 MEAN 56.6 55.1 1.5 DAYS MAX >= 90 1 0.8 0.2 DAYS MAX <= 32 0 0.3 -0.3 DAYS MIN <= 32 10 7.0 3.0 DAYS MIN <= 0 0 0.0 0.0 PRECIPITATION (INCHES) RECORD MAXIMUM 19.17 1878 MINIMUM 3.36 1946 TOTALS 7.10 11.25 -4.15 DAILY AVG. 0.08 0.12 -0.04 DAYS >= .01 25 29.8 -4.8 DAYS >= .10 17 18.4 -1.4 DAYS >= .50 4 7.5 -3.5 DAYS >= 1.00 2 3.0 -1.0 GREATEST 24 HR. TOTAL 1.52 09/18 TO 09/18 SNOWFALL (INCHES) RECORDS MAXIMUM 17.8 1898 MINIMUM 0.0 MULTI-YEARS TOTALS T 0.9 -0.9 LIQUID EQUIV T SINCE 7/1 T 0.9 -0.9 DAYS >= TRACE 1 0.8 0.2 DAYS >= 1.0 0 0.3 -0.3 GREATEST 24 HR TOTAL T 11/09 TO 11/09 DEGREE DAYS HEATING TOTAL 904 1005 -101 SINCE 7/1 904 1014 -110 COOLING TOTAL 162 100 62 SINCE 1/1 860 800 60 FREEZE DATES RECORD EARLIEST 10/05/1881 LATEST 05/03/1882 EARLIEST 11/12 LATEST 04/03 .............................................................. WIND (MPH) AVERAGE WIND SPEED 9.8 RESULTANT WIND SPEED/DIRECTION 3/290 HIGHEST WIND SPEED/DIRECTION 32/300 DATE 09/16 HIGHEST GUST SPEED/DIRECTION 42/300 DATE 09/16 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.58 NUMBER OF DAYS FAIR 24 NUMBER OF DAYS PC 40 NUMBER OF DAYS CLOUDY 27 AVERAGE RH (PERCENT) 69 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 3 MIXED PRECIP 0 HEAVY RAIN 9 RAIN 11 LIGHT RAIN 32 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 1 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 1 FOG 27 FOG W/VIS <= 1/4 MILE 3 HAZE 2 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$