Climatological Report (Seasonal)
Issued by NWS Portland, ME

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CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAY ME
635 AM EST TUE DEC 8 2020

...................................

...THE GRAY ME CLIMATE SUMMARY FOR THE FALL SEASON, FROM
9/1/2020 TO 11/30/2020...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1995 TO 2020

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH              96   09/09/2002
 LOW                3   11/22/2018
HIGHEST            81   09/10        86      -5       85
                        09/04
LOWEST             17   11/18        18      -1       10
AVG. MAXIMUM     59.1              58.0     1.1     56.2
AVG. MINIMUM     41.5              40.6     0.9     40.3
MEAN             50.3              49.3     1.0     48.3
DAYS MAX >= 90      0               0.6    -0.6        0
DAYS MAX <= 32      2               2.1    -0.1        5
DAYS MIN <= 32     19              22.6    -3.6       23
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        26.48   2005
TOTALS          12.74             14.68   -1.94    10.41
DAILY AVG.       0.14              0.16   -0.02     0.11
DAYS >= .01        33              33.3    -0.3       40
DAYS >= .10        14              20.7    -6.7       19
DAYS >= .50         7               9.3    -2.3        7
DAYS >= 1.00        4               4.7    -0.7        3
GREATEST
 24 HR. TOTAL    2.35   11/23                       1.73

SNOWFALL (INCHES)
RECORDS
 TOTAL           23.9   1997
TOTALS            0.1               3.1    -3.0      0.7
SINCE 7/1         0.1               3.1    -3.0      0.7
SNOWDEPTH AVG.      0
DAYS >= TRACE       7               2.2     4.8        8
DAYS >= 1.0         0               0.9    -0.9        0
GREATEST
 SNOW DEPTH         0                                  0
 24 HR TOTAL      0.1   11/25                        0.6

DEGREE_DAYS
HEATING TOTAL    1344              1460    -116     1525
 SINCE 7/1       1384              1497    -113     1536
COOLING TOTAL      27                30      -3       27
 SINCE 1/1        548               389     159      433
..............................................................



-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

&&

DROUGHT WHICH BEGAN IN THE SPRING INTENSIFIED AGAIN IN THE FALL. A
SERIES OF HIGH PRESSURE CENTERS BROUGHT DRY CONTINENTAL AIR MASSES
INTO THE REGION FOR THE FIRST 4 WEEKS OF FALL. COOL HIGH PRESSURE
REMAINED STATIONARY OVER THE REGION FOR THE MIDDLE OF SEPTEMBER WITH
MANY COOL DAYS AND EVEN COOLER NIGHTS. THE TEMPERATURE DROPPED INTO
THE 30S FOR 4 STRAIGHT NIGHTS, BOTTOMING OUT AT 36 DEGREES ON
SEPTEMBER 20 AND 21. WARMER CONDITIONS RETURNED IN THE LAST PART OF
SEPTEMBER. FINALLY SOME RAIN FELL ON SEPTEMBER 30 WHEN NEARLY AN
INCH WAS RECORDED. A SERIES OF FRONTAL BOUNDARIES BROUGHT
ALTERNATING WARMER AND COOLER CONDITIONS AS THE STORM TRACK
GRADUALLY SHIFTED CLOSER TO THE AREA IN OCTOBER. THE FIRST
SIGNIFICANT STORM BROUGHT NEARLY 2 INCHES OF RAIN ON OCTOBER 13,
WITH ANOTHER STORM BRINGING ALMOST 2 INCHES ON OCTOBER 16 AND 17.
CONDITIONS TURNED COOLER LATER IN OCTOBER WITH THE FIRST SNOWFLAKES
OF THE SEASON OBSERVED JUST BEFORE HALLOWEEN. THIS COOL WEATHER
LASTED A COUPLE OF WEEKS BEFORE AN INTENSE AND LONG LASTING WARM
SPELL ARRIVED IN NOVEMBER. BEGINNING ON NOVEMBER 5 THE TEMPERATURE
TOPPED 60 DEGREES FOR 8 STRAIGHT DAYS INCLUDING 3 DAYS IN THE 70S. A
COLD FRONT ON THE 12TH BROUGHT THE WARM WEATHER TO AN END WITH MORE
FREQUENT STORMINESS RETURNING. THE MOST SIGNIFICANT OF THE LATE
NOVEMBER STORMS DROPPED MORE THAN 2 INCHES EACH ON NOVEMBER 23 AND
AGAIN ON NOVEMBER 30.

THE AVERAGE TEMPERATURE FOR THE FALL WAS 50.3 DEGREES WHICH WAS 1.0
DEGREES ABOVE NORMAL. THE WARMEST FALL WAS IN 2017 WITH AN AVERAGE
TEMPERATURE OF 53.0 DEGREES. THE COOLEST WAS 47.2 DEGREES IN 2018.

A TOTAL OF 12.74 INCHES OF PRECIPITATION FELL WHICH WAS 1.94 INCHES
BELOW NORMAL. THE HEAVIEST PRECIPITATION WAS ON NOVEMBER 23 WHEN
2.35 INCHES WAS MEASURED. THE DRIEST FALL WAS IN 2001 WHEN ONLY 8.91
INCHES WAS RECORDED. THE WETTEST WAS IN 2005 WITH 26.48 INCHES.

ONLY 0.1 INCHES OF SNOW FELL WHICH WAS 3.0 INCHES BELOW NORMAL. ALL
OF THIS SNOW FELL ON NOVEMBER 25. FALL SNOWFALL IS OFTEN HIT OR
MISS. IN THE 26-YEAR HISTORY OF OBSERVATIONS AT THE NATIONAL WEATHER
SERVICE OFFICE IN GRAY THERE HAVE BEEN 4 YEARS WHICH RECORDED ONLY A
TRACE OF SNOW IN FALL, MOST RECENTLY IN 2006. THE SNOWIEST FALL WAS
IN 1997 WHEN 23.9 INCHES FELL.

$$

KIMBLE


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