Climatological Report (Annual)
Issued by NWS Portland, ME
Issued by NWS Portland, ME
580
CXUS51 KGYX 021033
CLAPWM
PWMCLAPWM 000
TTAA00 GYX 020925
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAY ME
425 AM EST FRI JAN 02 2026
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...THE PORTLAND ME CLIMATE SUMMARY FOR THE YEAR OF 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
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TEMPERATURE (F)
RECORD
HIGH 103 08/02/1975
LOW -39 02/16/1943
HIGHEST 99 06/24 93 6 94 06/20
LOWEST -7 01/22 -10 3 5 12/23
AVG. MAXIMUM 56.0 56.4 -0.4 57.8
AVG. MINIMUM 37.7 38.6 -0.9 40.3
MEAN 46.8 47.5 -0.7 49.1
DAYS MAX >= 90 7 5.1 1.9 4
DAYS MAX <= 32 49 40.7 8.3 28
DAYS MIN <= 32 143 144.1 -1.1 131
DAYS MIN <= 0 7 6.7 0.3 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 66.45 2005
MINIMUM 25.27 1941
TOTALS 37.91 48.12 -10.21 47.55
DAILY AVG. 0.10 0.13 -0.03 0.13
DAYS >= .01 117 131.4 -14.4 118
DAYS >= .10 78 80.0 -2.0 82
DAYS >= .50 25 30.9 -5.9 28
DAYS >= 1.00 5 11.9 -6.9 14
GREATEST
24 HR. TOTAL 2.49 05/09 TO 05/10
SNOWFALL (INCHES)
RECORDS
TOTAL 150.1 1956
TOTALS 60.7 68.7 -8.0 43.3
SINCE 7/1 12.6 17.1 -4.5 6.0
SNOWDEPTH AVG. 2
DAYS >= TRACE 53 28.6 24.4 37
DAYS >= 1.0 18 16.4 1.6 9
GREATEST
SNOW DEPTH 20 02/17
24 HR TOTAL 10.1 02/08 TO 02/09
DEGREE DAYS
HEATING TOTAL 6944 6795 149 6226
SINCE 7/1 2553 2451 102 2288
COOLING TOTAL 440 447 -7 522
FREEZE DATES
RECORD
LATEST 05/31/1961
EARLIEST 09/14/1963
LATEST 04/21
EARLIEST 10/10
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WIND (MPH)
AVERAGE WIND SPEED 7.3
HIGHEST WIND SPEED/DIRECTION 41/290 DATE 02/14
HIGHEST GUST SPEED/DIRECTION 56/170 DATE 03/07
SKY COVER
AVERAGE SKY COVER 0.51
AVERAGE RH (PERCENT) 72
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 15 HEAVY RAIN 26
RAIN 44 LIGHT RAIN 110
FREEZING RAIN 1 LT FREEZING RAIN 5
HEAVY SNOW 4 SNOW 15
LIGHT SNOW 48 FOG 150
FOG W/VIS <= 1/4 MILE 38 HAZE 23
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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