Climatological Report (Seasonal)
Issued by NWS Portland, ME
Issued by NWS Portland, ME
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CXUS51 KGYX 030209
CLSPWM
PWMCLSPWM 000
TTAA00 GYX 030153
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAY ME
853 PM EST TUE DEC 02 2025
...................................
...THE PORTLAND ME CLIMATE SUMMARY FOR THE FALL SEASON, FROM
9/1/2025 TO 11/30/2025...
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 95 09/11/1983
09/07/1945
LOW 3 11/24/1989
HIGHEST 86 10/06 86 0 83 09/17
LOWEST 20 11/19 16 4 22 11/15
11/23
11/30
AVG. MAXIMUM 60.8 59.7 1.1 62.3
AVG. MINIMUM 41.3 41.6 -0.3 41.8
MEAN 51.1 50.6 0.5 52.1
DAYS MAX >= 90 0 0.5 -0.5 0
DAYS MAX <= 32 0 1.1 -1.1 0
DAYS MIN <= 32 23 24.8 -1.8 20
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 24.18 2005
MINIMUM 4.88 1915
TOTALS 7.95 13.27 -5.32 6.61
DAILY AVG. 0.08 0.15 -0.07 0.07
DAYS >= .01 23 30.9 -7.9 19
DAYS >= .10 15 18.9 -3.9 10
DAYS >= .50 5 8.1 -3.1 4
DAYS >= 1.00 1 3.6 -2.6 3
GREATEST
24 HR. TOTAL 1.52 10/30
SNOWFALL (INCHES)
RECORDS
TOTAL 24.3 1921
TOTALS T 2.5 -2.5 T
SINCE 7/1 T 2.5 -2.5 T
SNOWDEPTH AVG. T
DAYS >= TRACE 8 1.6 6.4 2
DAYS >= 1.0 0 0.8 -0.8 0
GREATEST
SNOW DEPTH 0
24 HR TOTAL T 11/06
DEGREE DAYS
HEATING TOTAL 1275 1353 -78 1177
SINCE 7/1 1306 1377 -71 1195
COOLING TOTAL 34 45 -11 26
SINCE 1/1 440 446 -6 522
................................................................
WIND (MPH)
AVERAGE WIND SPEED 6.8
HIGHEST WIND SPEED/DIRECTION 37/310 DATE 11/04
HIGHEST GUST SPEED/DIRECTION 54/310 DATE 11/04
SKY COVER
AVERAGE SKY COVER 0.45
AVERAGE RH (PERCENT) 73
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 1 HEAVY RAIN 9
RAIN 10 LIGHT RAIN 28
FREEZING RAIN 0 LT FREEZING RAIN 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 6 FOG 29
FOG W/VIS <= 1/4 MILE 5 HAZE 4
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$