Climatological Report (Daily)
Issued by NWS Portland, ME
Issued by NWS Portland, ME
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CDUS41 KGYX 182047
CLIPWM
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAY ME
447 PM EDT MON AUG 18 2025
...................................
...THE PORTLAND ME CLIMATE SUMMARY FOR AUGUST 18 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1941 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 75 2:36 PM 94 1987 79 -4 73
MINIMUM 53 5:03 AM 42 1957 60 -7 64
AVERAGE 64 69 -5 69
PRECIPITATION (IN)
TODAY 0.00 2.15 1887 0.12 -0.12 0.06
MONTH TO DATE 0.12 2.09 -1.97 3.45
SINCE JUN 1 4.82 9.67 -4.85 9.60
SINCE JAN 1 25.58 28.87 -3.29 35.26
SNOWFALL (IN)
TODAY 0.0 0.0 2000 0.0 0.0 0.0
2001
2002
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE JUN 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 1 0 1 0
MONTH TO DATE 1 0 1 2
SINCE JUN 1 92 99 -7 54
SINCE JUL 1 3 10 -7 2
COOLING
TODAY 0 5 -5 4
MONTH TO DATE 98 98 0 97
SINCE JUN 1 389 342 47 450
SINCE JAN 1 389 353 36 470
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION N (10)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 9.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 12:00 AM
LOWEST 32 3:00 PM
AVERAGE 58
..........................................................
THE PORTLAND ME CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 90 1947
2009
2022
MINIMUM TEMPERATURE (F) 60 43 1958
SUNRISE AND SUNSET
AUGUST 18 2025........SUNRISE 5:50 AM EDT SUNSET 7:40 PM EDT
AUGUST 19 2025........SUNRISE 5:51 AM EDT SUNSET 7:38 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$