Climatological Report (Seasonal) Issued by NWS Portland, ME
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CXUS51 KGYX 021539
CLSPWM
PWMCLSPWM 000
TTAA00 GYX 012141
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAY ME
1040 AM EST SAT MAR 02 2024
...................................
...THE PORTLAND ME CLIMATE SUMMARY FOR THE WINTER SEASON, FROM
12/1/2023 TO 2/29/2024...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1941 TO 2024
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
................................................................
TEMPERATURE (F)
RECORD
HIGH 71 12/06/2001
12/07/1998
LOW -39 02/16/1943
HIGHEST 59 12/18 59 0 57 02/16
LOWEST 6 01/22 -10 16 -14 02/04
AVG. MAXIMUM 38.5 35.2 3.3 38.1
AVG. MINIMUM 23.6 18.4 5.2 22.2
MEAN 31.0 26.8 4.2 30.2
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 21 35.3 -14.3 24
DAYS MIN <= 32 76 82.1 -6.1 81
DAYS MIN <= 0 0 6.3 -6.3 3
PRECIPITATION (INCHES)
RECORD
MAXIMUM 20.49 1935
MINIMUM 4.12 1872
TOTALS 15.26 11.54 3.72 13.44
DAILY AVG. 0.17 0.13 0.04 0.15
DAYS >= .01 26 33.7 -7.7 41
DAYS >= .10 20 21.2 -1.2 22
DAYS >= .50 10 7.9 2.1 10
DAYS >= 1.00 5 3.0 2.0 6
GREATEST
24 HR. TOTAL 2.69
SNOWFALL (INCHES)
RECORDS
TOTAL 107.6 1971
TOTALS 24.1 49.8 -25.7 42.5
SINCE 7/1 24.3 52.3 -28.0 42.5
SNOWDEPTH AVG. 1
DAYS >= TRACE 24 20.6 3.4 38
DAYS >= 1.0 5 12.1 -7.1 9
GREATEST
SNOW DEPTH 11 01/08
24 HR TOTAL 12.8 01/07 TO 01/07
DEGREE DAYS
HEATING TOTAL 3064 3433 -369 3101
SINCE 7/1 4333 4880 -547 4337
COOLING TOTAL 0 0 0 0
SINCE 1/1 0 0 0 0
................................................................
WIND (MPH)
AVERAGE WIND SPEED 7.4
HIGHEST WIND SPEED/DIRECTION 40/150 DATE 12/18
HIGHEST GUST SPEED/DIRECTION 63/130 DATE 01/10
SKY COVER
AVERAGE SKY COVER 0.56
AVERAGE RH (PERCENT) 73
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 HEAVY RAIN 6
RAIN 11 LIGHT RAIN 22
FREEZING RAIN 0 LT FREEZING RAIN 3
HEAVY SNOW 2 SNOW 5
LIGHT SNOW 21 FOG 39
FOG W/VIS <= 1/4 MILE 10 HAZE 5
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
&&
THE AVERAGE TEMPERATURE FOR THE WINTER SEASON WAS 31.0 DEGREES,
WHICH WAS 4.2 DEGREES ABOVE NORMAL AND IS THE 3RD WARMEST WINTER ON
RECORD. THE WARMEST WINTER ON RECORD WAS IN 2001-2002 WHEN THE
AVERAGE TEMPERATURE WAS 31.3 DEGREES. THE COOLEST WAS 17.8 DEGREES
IN 1970-1971. THE FOLLOWING TABLE LISTS THE WARMEST WINTERS ON
RECORD AT PORTLAND.
WARMEST AVERAGE TEMPERATURE IN WINTER (SINCE 1941)...
RANK TEMP YEAR
1 31.3 2001-2002
2 31.2 2015-2016
3 31.0 2023-2024 <===
4 30.2 2022-2023
30.2 2011-2012
6 30.1 2019-2020
7 29.3 1997-1998
8 28.9 2016-2017
28.9 1990-1991
10 28.8 1996-1997
A TOTAL OF 15.26 INCHES OF LIQUID EQUIVALENT PRECIPITATION FELL,
WHICH WAS 3.72 INCHES ABOVE NORMAL. THE DRIEST WINTER ON RECORD WAS
IN 1871-1872 WHEN ONLY 4.12 INCHES FELL. THE WETTEST WAS 20.49
INCHES IN 1934-1935.
A TOTAL OF 24.1 INCHES OF SNOW WAS MEASURED THIS WINTER, WHICH WAS
25.7 INCHES BELOW NORMAL. THE SNOWIEST WINTER WAS 107.6 INCHES IN
1970-1971. THE LEAST SNOWIEST WINTER WAS 1936-1937 WHEN ONLY 9.5
INCHES FELL.
$$
SB/HAT