Climatological Report (Monthly)
Issued by NWS Portland, ME
Issued by NWS Portland, ME
567
CXUS51 KGYX 041921
CLMPWM
PWMCLMPWM 000
TTAA00 GYX 041855
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAY ME
155 PM EST TUE NOV 04 2025
...................................
...THE PORTLAND ME CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 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 88 10/07/1963
LOW 15 10/28/1976
HIGHEST 86 10/06 75 11 78 10/21
LOWEST 31 10/10 26 5 24 10/29
AVG. MAXIMUM 62.4 59.5 2.9 61.5
AVG. MINIMUM 42.3 41.0 1.3 39.9
MEAN 52.4 50.3 2.1 50.7
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 1 6.3 -5.3 4
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 16.86 1996
MINIMUM 0.09 1924
TOTALS 3.53 5.25 -1.72 1.68
DAILY AVG. 0.11 0.17 -0.06 0.05
DAYS >= .01 6 10.9 -4.9 6
DAYS >= .10 5 6.8 -1.8 4
DAYS >= .50 3 2.9 0.1 1
DAYS >= 1.00 1 1.4 -0.4 0
GREATEST
24 HR. TOTAL 1.52 10/30 TO 10/31
SNOWFALL (INCHES)
RECORDS
TOTAL 5.2 2011
TOTALS 0.0 0.2 -0.2 0.0
SINCE 7/1 0.0 0.2 -0.2 0.0
SNOWDEPTH AVG. 0
DAYS >= TRACE 0 0.1 -0.1
DAYS >= 1.0 0 0.1 -0.1
GREATEST
SNOW DEPTH 0
24 HR TOTAL 0.0
DEGREE DAYS
HEATING TOTAL 389 459 -70 432
SINCE 7/1 515 632 -117 550
COOLING TOTAL 6 2 4 0
SINCE 1/1 440 446 -6 517
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WIND (MPH)
AVERAGE WIND SPEED 7.5
HIGHEST WIND SPEED/DIRECTION 29/270 DATE 10/31
HIGHEST GUST SPEED/DIRECTION 45/280 DATE 10/31
SKY COVER
AVERAGE SKY COVER 0.45
AVERAGE RH (PERCENT) 72
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 HEAVY RAIN 5
RAIN 4 LIGHT RAIN 10
FREEZING RAIN 0 LT FREEZING RAIN 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 FOG 9
FOG W/VIS <= 1/4 MILE 0 HAZE 1
- 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 OCTOBER 2025...
DATE RECORD PREVIOUS
OCT 6 86 - WARMEST HIGH TEMPERATURE - 84 IN 1947 AND 1946
$$