Climatological Report (Seasonal)
Issued by NWS Portland, ME
Issued by NWS Portland, ME
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007
CXUS51 KGYX 051026
CLSPWM
PWMCLSPWM 000
TTAA00 GYX 051022
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAY ME
622 AM EDT FRI SEP 05 2025
...................................
...THE PORTLAND ME CLIMATE SUMMARY FOR THE SPRING SEASON,
FROM 6/1/2025 TO 8/31/2025...
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 99 06/24 93 6 94 06/20
LOWEST 44 06/15 42 2 45 06/02
AVG. MAXIMUM 77.8 77.3 0.5 78.2
AVG. MINIMUM 58.0 58.6 -0.6 60.1
MEAN 67.9 68.0 -0.1 69.1
DAYS MAX >= 90 7 4.2 2.8 4
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 5.23 11.15 -5.92 10.10
DAILY AVG. 0.06 0.12 -0.06 0.11
DAYS >= .01 23 31.9 -8.9 36
DAYS >= .10 12 18.8 -6.8 23
DAYS >= .50 3 6.7 -3.7 8
DAYS >= 1.00 1 2.6 -1.6 2
GREATEST
24 HR. TOTAL 1.22 07/20
SNOWFALL (INCHES)
RECORDS
TOTAL
TOTALS 0.0 0.0 0.0 0.0
SINCE 7/1 0.0 0.0 0.0 0.0
SNOWDEPTH AVG. 0
DAYS >= TRACE 0 0.0 0.0 0
DAYS >= 1.0 0 0.0 0.0 0
GREATEST
SNOW DEPTH 0
24 HR TOTAL 0.0
DEGREE DAYS
HEATING TOTAL 120 115 5 70
SINCE 7/1 31 21 10 18
COOLING TOTAL 406 390 16 476
SINCE 1/1 406 401 5 496
................................................................
WIND (MPH)
AVERAGE WIND SPEED 6.1
HIGHEST WIND SPEED/DIRECTION 35/290 DATE 06/24
HIGHEST GUST SPEED/DIRECTION 50/300 DATE 06/24
SKY COVER
AVERAGE SKY COVER 0.42
AVERAGE RH (PERCENT) 74
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 11 HEAVY RAIN 3
RAIN 9 LIGHT RAIN 27
FREEZING RAIN 0 LT FREEZING RAIN 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 FOG 40
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.
$$