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
$$