Climatological Report (Monthly)
Issued by NWS Boston, MA
Issued by NWS Boston, MA
000 CXUS51 KBOX 011145 CLMBDL CLIMATE REPORT NATIONAL WEATHER SERVICE BOSTON/NORTON MA 745 AM EDT THU JUN 01 2023 ................................... ...THE HARTFORD CT CLIMATE SUMMARY FOR THE MONTH OF MAY 2023... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1904 TO 2023 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE NORMAL .............................................................. TEMPERATURE (F) RECORD HIGH 99 05/26/2010 05/20/1996 LOW 28 05/01/2008 05/07/2001 05/04/1985 HIGHEST 88 05/12 93 LOWEST 31 05/18 38 AVG. MAXIMUM 73.4 71.7 1.7 AVG. MINIMUM 44.9 48.4 -3.5 MEAN 59.1 60.0 -0.9 DAYS MAX >= 90 0 1.4 -1.4 DAYS MAX <= 32 0 0.0 0.0 DAYS MIN <= 32 1 0.4 0.6 DAYS MIN <= 0 0 0.0 0.0 PRECIPITATION (INCHES) RECORD MAXIMUM 12.00 1989 MINIMUM 0.73 1959 TOTALS 3.00 3.79 -0.79 DAILY AVG. 0.10 0.12 -0.02 DAYS >= .01 7 12.3 -5.3 DAYS >= .10 6 7.4 -1.4 DAYS >= .50 1 2.4 -1.4 DAYS >= 1.00 1 0.8 0.2 GREATEST 24 HR. TOTAL 2.12 05/20 TO 05/20 SNOWFALL (INCHES) RECORDS MAXIMUM 1.3 1977 MINIMUM 0.0 MULTI-YEARS SNOW DEPTH T 05/07/1977 TOTALS 0.0 0.0 0.0 LIQUID EQUIV 0.00 SINCE 7/1 24.2 51.7 -27.5 SNOWDEPTH AVG. 0 DAYS >= TRACE 0 0.0 0.0 DAYS >= 1.0 0 0.0 0.0 GREATEST SNOW DEPTH 0 24 HR TOTAL MM DEGREE DAYS HEATING TOTAL 190 193 -3 SINCE 7/1 4972 5849 -877 COOLING TOTAL 18 40 -22 SINCE 1/1 41 47 -6 .............................................................. WIND (MPH) AVERAGE WIND SPEED 7.1 RESULTANT WIND SPEED/DIRECTION 1/290 HIGHEST WIND SPEED/DIRECTION 26/340 DATE 05/17 HIGHEST GUST SPEED/DIRECTION 35/360 DATE 05/17 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.46 NUMBER OF DAYS FAIR 13 NUMBER OF DAYS PC 13 NUMBER OF DAYS CLOUDY 5 AVERAGE RH (PERCENT) 58 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 0 HEAVY RAIN 1 RAIN 3 LIGHT RAIN 9 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 9 FOG W/VIS <= 1/4 MILE 1 HAZE 2 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$