Climatological Report (Seasonal)
Issued by NWS Portland, ME
Issued by NWS Portland, ME
748
CXUS51 KGYX 011932
CLSPWM
PWMCLSPWM 000
TTAA00 GYX 011907
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAY ME
307 PM EDT TUE SEP 01 2026
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...THE PORTLAND ME CLIMATE SUMMARY FOR THE SUMMER SEASON, FROM
6/1/2026 TO 8/31/2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1941 TO 2025 (FOR TEMPERATURE)
CLIMATE RECORD PERIOD: 1871 TO 2025 (FOR PRECIPITATION)
CLIMATE RECORD PERIOD: 1882 TO 2025 (FOR SNOWFALL)
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
................................................................
TEMPERATURE (F)
RECORD
HIGH 103 08/02/1975
LOW 33 08/31/1965
06/04/1944
HIGHEST 96 07/02 93 3 99 06/24
LOWEST 41 06/02 42 -1 44 06/15
AVG. MAXIMUM 79.3 77.3 2.0 77.8
AVG. MINIMUM 59.3 58.6 0.7 58.0
MEAN 69.3 68.0 1.3 67.9
DAYS MAX >= 90 6 4.2 1.8 7
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 0.0 0.0 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 22.31 2009
MINIMUM 4.10 1999
TOTALS 8.65 11.15 -2.50 5.23
DAILY AVG. 0.10 0.12 -0.02 0.06
DAYS >= .01 26 31.9 -5.9 23
DAYS >= .10 14 18.8 -4.8 12
DAYS >= .50 5 6.7 -1.7 3
DAYS >= 1.00 4 2.6 1.4 1
GREATEST
24 HR. TOTAL 2.33 06/22 TO 06/23
SNOWFALL (INCHES)
TOTALS T 0.0 0.0 0.0
SINCE 7/1 T 0.0 0.0 0.0
SNOWDEPTH AVG. 0
DAYS >= TRACE 1 0.0 1.0 0
DAYS >= 1.0 0 0.0 0.0 0
GREATEST
SNOW DEPTH 0
24 HR TOTAL T
DEGREE DAYS
HEATING TOTAL 40 115 -75 120
SINCE 7/1 6 21 -15 31
COOLING TOTAL 462 390 72 406
SINCE 1/1 494 401 93 406
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WIND (MPH)
AVERAGE WIND SPEED 6.3
HIGHEST WIND SPEED/DIRECTION 43/350 DATE 08/13
HIGHEST GUST SPEED/DIRECTION 68/350 DATE 08/13
SKY COVER
AVERAGE SKY COVER 0.46
AVERAGE RH (PERCENT) 72
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 11 HEAVY RAIN 7
RAIN 11 LIGHT RAIN 32
FREEZING RAIN 0 LT FREEZING RAIN 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 FOG 32
FOG W/VIS <= 1/4 MILE 9 HAZE 8
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$