Climatological Report (Seasonal)
Issued by NWS Portland, ME

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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


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