Climatological Report (Monthly)
Issued by NWS Portland, ME
Issued by NWS Portland, ME
213 CXUS51 KGYX 030945 CLMPWM PWMCLMPWM 000 TTAA00 GYX 030418 CLIMATE REPORT NATIONAL WEATHER SERVICE GRAY ME 1218 AM EDT MON JUN 03 2024 ................................... ...THE PORTLAND ME CLIMATE SUMMARY FOR THE MONTH OF MAY 2024... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1941 TO 2024 CLIMATE RECORD PERIOD: 1871 TO 2024 (FOR PRECIPITATION) CLIMATE RECORD PERIOD: 1882 TO 2024 (FOR SNOWFALL) WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 94 05/31/1987 LOW 23 05/09/1956 HIGHEST 84 05/22 84 0 89 05/28 05/23 LOWEST 34 05/11 32 2 30 05/18 AVG. MAXIMUM 64.5 64.2 0.3 66.4 AVG. MINIMUM 47.5 45.5 2.0 43.6 MEAN 56.0 54.9 1.1 55.0 DAYS MAX >= 90 0 0.4 -0.4 0 DAYS MAX <= 32 0 0.0 0.0 0 DAYS MIN <= 32 0 0.7 -0.7 1 DAYS MIN <= 0 0 0.0 0.0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 12.34 2006 MINIMUM 0.49 1965 TOTALS 1.70 3.67 -1.97 3.94 DAILY AVG. 0.05 0.12 -0.07 0.13 DAYS >= .01 9 12.5 -3.5 8 DAYS >= .10 6 7.1 -1.1 6 DAYS >= .50 0 2.5 -2.5 2 DAYS >= 1.00 0 0.7 -0.7 1 GREATEST 24 HR. TOTAL 0.53 05/27 TO 05/28 SNOWFALL (INCHES) RECORDS TOTAL 7.0 1945 TOTALS 0.0 0.0 0.0 0.0 SINCE 7/1 38.0 68.7 -30.7 56.5 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 0 DEGREE DAYS HEATING TOTAL 290 325 -35 308 SINCE 7/1 6068 6705 -637 6131 COOLING TOTAL 20 10 10 6 SINCE 1/1 20 11 9 6 ................................................................ WIND (MPH) AVERAGE WIND SPEED 6.1 HIGHEST WIND SPEED/DIRECTION 25/280 DATE 05/24 HIGHEST GUST SPEED/DIRECTION 40/280 DATE 05/24 SKY COVER AVERAGE SKY COVER 0.64 AVERAGE RH (PERCENT) 79 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 1 HEAVY RAIN 1 RAIN 4 LIGHT RAIN 12 FREEZING RAIN 0 LT FREEZING RAIN 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 FOG 14 FOG W/VIS <= 1/4 MILE 2 HAZE 2 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. && ...THE FOLLOWING DAILY RECORDS WERE SET OR TIED IN MAY 2024... DATE RECORD PREVIOUS MAY 23 60 - WARMEST LOW TEMPERATURE 59 IN 2012 MAY 23 72 - WARMEST AVERAGE TEMPERATURE 73 IN 1964 $$