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CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAY ME
501 PM EDT SUN MAY 04 2025
...............................
..THE PORTLAND ME CLIMATE SUMMARY FOR THE MONTH OF APRIL 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 92 04/28/2009
LOW 8 04/04/1954
HIGHEST 79 04/19 75 4 70 04/29
LOWEST 23 04/10 24 -1 26 04/26
AVG. MAXIMUM 53.9 53.8 0.1 52.7
AVG. MINIMUM 36.4 35.4 1.0 35.5
MEAN 45.2 44.6 0.6 44.1
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 0 0.2 -0.2 0
DAYS MIN <= 32 9 11.9 -2.9 8
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 9.90 1973
MINIMUM 0.28 1999
TOTALS 4.59 4.41 0.18 4.37
DAILY AVG. 0.15 0.15 0.00 0.15
DAYS >= .01 16 11.1 4.9 11
DAYS >= .10 11 7.0 4.0 9
DAYS >= .50 1 2.8 -1.8 2
DAYS >= 1.00 1 1.2 -0.2 1
GREATEST
24 HR. TOTAL 1.49 04/26 TO 04/27
SNOWFALL (INCHES)
RECORDS
TOTAL 20.5 1906
TOTALS 1.1 2.8 -1.7 8.0
SINCE 7/1 54.1 68.7 -14.6 38.0
SNOWDEPTH AVG. 0
DAYS >= TRACE 7 1.3 5.7
DAYS >= 1.0 0 0.7 -0.7
GREATEST
SNOW DEPTH 1 04/12
24 HR TOTAL 0.9 04/12
DEGREE DAYS
HEATING TOTAL 589 613 -24 616
SINCE 7/1 6263 6380 -117 5778
COOLING TOTAL 0 1 -1 0
SINCE 1/1 0 1 -1 0
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WIND (MPH)
AVERAGE WIND SPEED 8.6
HIGHEST WIND SPEED/DIRECTION 30/300 DATE 04/20
HIGHEST GUST SPEED/DIRECTION 44/280 DATE 04/16
SKY COVER
AVERAGE SKY COVER 0.63
AVERAGE RH (PERCENT) 69
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 1 HEAVY RAIN 4
RAIN 7 LIGHT RAIN 18
FREEZING RAIN 0 LT FREEZING RAIN 0
HEAVY SNOW 0 SNOW 2
LIGHT SNOW 5 FOG 14
FOG W/VIS <= 1/4 MILE 2 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 APRIL 2025
DATE RECORD PREVIOUS
APR 19 79 - WARMEST HIGH TEMPERATURE - 75 IN 1973
APR 26 1.46 - GREATEST PRECIPITATION - 1.43 IN 2003
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