Climatological Report (Seasonal)
Issued by NWS Boston, MA
Issued by NWS Boston, MA
000 CXUS51 KBOX 031430 CLSBOS BOSCLSBOS 000 TTAA00 KBOX 012024 CLIMATE REPORT NATIONAL WEATHER SERVICE BOSTON/NORTON MA 409 PM EDT MON JUN 1 2020 ................................... ...THE BOSTON MA CLIMATE SUMMARY FOR THE SEASON, FROM 3/1/2020 TO 5/31/2020... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1872 TO 2020 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 97 LOW -8 HIGHEST 83 05/27 MM MM LOWEST 19 03/01 MM MM AVG. MAXIMUM 55.2 55.7 -0.5 AVG. MINIMUM 40.2 40.5 -0.3 MEAN 47.7 48.1 -0.4 DAYS MAX >= 90 0 0.4 -0.4 DAYS MAX <= 32 0 1.9 -1.9 DAYS MIN <= 32 14 17.4 -3.4 DAYS MIN <= 0 0 0.0 0.0 PRECIPITATION (INCHES) RECORD MAXIMUM 22.10 1953 MINIMUM 3.50 1915 TOTALS 10.14 11.55 -1.41 DAILY AVG. 0.11 0.13 -0.02 DAYS >= .01 35 34.8 0.2 DAYS >= .10 19 20.8 -1.8 DAYS >= .50 10 6.9 3.1 DAYS >= 1.00 1 2.6 -1.6 GREATEST 24 HR. TOTAL 1.38 03/23 TO 03/23 SNOWFALL (INCHES) RECORDS MAXIMUM 41.1 1993 MINIMUM T 2006 1925 1921 1901 24 HR TOTAL 22.4 04/01/1997 TO 04/01/1997 SNOW DEPTH 20 03/04/1978 TOTALS 0.7 9.7 -9.0 LIQUID EQUIV 0.07 1.00 -0.93 SINCE 7/1 15.8 43.8 -28.0 LIQUID 7/1 1.58 MM MM SNOWDEPTH AVG. MM MM MM MM DAYS >= TRACE 8 4.9 3.1 DAYS >= 1.0 0 2.5 -2.5 GREATEST SNOW DEPTH MM MM MM 24 HR TOTAL 0.7 04/18 TO 04/18 DEGREE_DAYS HEATING TOTAL 1602 1585 17 SINCE 7/1 4985 5626 -641 COOLING TOTAL 34 30 4 SINCE 1/1 34 30 4 FREEZE DATES RECORD EARLIEST 10/05/1881 LATEST 05/03/1882 EARLIEST 11/06 LATEST 04/09 ................................................................. WIND (MPH) AVERAGE WIND SPEED 12.7 RESULTANT WIND SPEED/DIRECTION 3/289 HIGHEST WIND SPEED/DIRECTION 47/190 DATE 04/13 HIGHEST GUST SPEED/DIRECTION 59/190 DATE 04/13 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.60 NUMBER OF DAYS FAIR 11 NUMBER OF DAYS PC 46 NUMBER OF DAYS CLOUDY 35 AVERAGE RH (PERCENT) 61 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 3 MIXED PRECIP 0 HEAVY RAIN 11 RAIN 20 LIGHT RAIN 44 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 1 HEAVY SNOW 0 SNOW 3 LIGHT SNOW 8 SLEET 0 FOG 31 FOG W/VIS <= 1/4 MILE 2 HAZE 6 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$ BL