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CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAY ME
319 PM EDT WED MAY 01 2024
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..THE PORTLAND ME CLIMATE SUMMARY FOR THE MONTH OF APRIL 2024
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1941 TO 2024
CLIMATE RECORD PERIOD: 1871 TO 2024 (FOR PRECIPITATION)
CLIMATE RECORD PERIOD: 1882 TO 2024 (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 92 04/28/2009
LOW 8 04/04/1954
HIGHEST 70 04/29 75 -5 79 04/14
LOWEST 26 04/26 24 2 21 04/03
AVG. MAXIMUM 52.7 53.8 -1.1 53.1
AVG. MINIMUM 35.5 35.4 0.1 37.2
MEAN 44.1 44.6 -0.5 45.2
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 0 0.2 -0.2 0
DAYS MIN <= 32 8 11.9 -3.9 6
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 9.90 1973
MINIMUM 0.28 1999
TOTALS 3.14 4.41 -1.27 5.49
DAILY AVG. 0.10 0.15 -0.05 0.18
DAYS >= .01 11 11.1 -0.1 13
DAYS >= .10 9 7.0 2.0 7
DAYS >= .50 2 2.8 -0.8 4
DAYS >= 1.00 0 1.2 -1.2 2
GREATEST
24 HR. TOTAL 1.04 04/11 TO 04/12
SNOWFALL (INCHES)
RECORDS
TOTAL 20.5 1906
TOTALS 8.0 2.8 5.2 0.0
SINCE 7/1 38.0 68.7 -30.7 56.5
SNOWDEPTH AVG. 0
DAYS >= TRACE 4 1.3 2.7
DAYS >= 1.0 1 0.7 0.3
GREATEST
SNOW DEPTH 5 04/05
24 HR TOTAL 7.6 04/03 TO 04/04
DEGREE DAYS
HEATING TOTAL 616 613 3 588
SINCE 7/1 5778 6380 -602 5823
COOLING TOTAL 0 1 -1 0
SINCE 1/1 0 1 -1 0
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WIND (MPH)
AVERAGE WIND SPEED 8.7
HIGHEST WIND SPEED/DIRECTION 32/070 DATE 04/04
HIGHEST GUST SPEED/DIRECTION 56/080 DATE 04/04
SKY COVER
AVERAGE SKY COVER 0.52
AVERAGE RH (PERCENT) 70
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 HEAVY RAIN 2
RAIN 6 LIGHT RAIN 12
FREEZING RAIN 0 LT FREEZING RAIN 0
HEAVY SNOW 1 SNOW 1
LIGHT SNOW 4 FOG 11
FOG W/VIS <= 1/4 MILE 3 HAZE 2
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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