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000
CXUX51 KGYX 011849
CLMGYX

PWMCLMGYX 000
TTAA00 GYX 011512

CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAY ME
1112 AM EDT MON MAY 01 2023

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

...THE GRAY ME CLIMATE SUMMARY FOR THE MONTH OF APRIL 2023...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1995 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             91   04/28/2009
 LOW              15   04/04/2016
HIGHEST           82   04/14         79       3       65
LOWEST            25   04/03         26      -1       31
AVG. MAXIMUM    54.8               52.9     1.9     54.2
AVG. MINIMUM    37.3               34.0     3.3     36.2
MEAN            46.0               43.5     2.5     45.2
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     0                0.3    -0.3        0
DAYS MIN <= 32     9               10.7    -1.7        2
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       10.62   2005
 MINIMUM        0.35   1999
TOTALS          4.54               4.40    0.14     4.20
DAILY AVG.      0.15               0.15    0.00     0.14
DAYS >= .01       11               11.7    -0.7       13
DAYS >= .10        7                7.2    -0.2        9
DAYS >= .50        2                2.8    -0.8        2
DAYS >= 1.00       1                1.3    -0.3        1
GREATEST
 24 HR. TOTAL   2.32   04/30

SNOWFALL (INCHES)
RECORDS
 TOTAL          27.2   2007
TOTALS           0.0                4.7    -4.7        T
SINCE 7/1       81.2               84.0    -2.8     44.0
SNOWDEPTH AVG.     0
DAYS >= TRACE      0                2.2    -2.2        2
DAYS >= 1.0        0                1.0    -1.0        0
GREATEST
 SNOW DEPTH        2   04/01                           0
 24 HR TOTAL       0

DEGREE DAYS
HEATING TOTAL    561                647     -86      585
 SINCE 7/1      6007               6715    -708     6388
COOLING TOTAL      0                  0       0        0
 SINCE 1/1         0                  0       0        0
..............................................................



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

&&

AN AREA OF LOW PRESSURE TRACKED FROM THE GREAT LAKES THROUGH THE ST
LAWRENCE VALLEY BRINGING A SOAKING RAIN TO THE GRAY AREA TO START
THE MONTH. COOLER AND DRIER AIR FUNNELED INTO THE REGION IN THE WAKE
OF THIS SYSTEM LEADING TO A COUPLE OF COLD NIGHTS WITH LOWS DROPPING
INTO THE 20S. TEMPERATURES TRENDED BELOW NORMAL INTO THE SECOND WEEK
OF THE MONTH FOLLOWED BY A PATTERN CHANGE WITH A RIDGE OF HIGH
PRESSURE BUILDING OVER THE EAST COAST. THIS RIDGE LED TO A PERIOD OF
WARM AND DRY WEATHER WITH TEMPERATURES CLIMBING WELL INTO THE 60S TO
NEAR 70 DEGREE, PEAKING ON THE 14TH WHEN THE HIGH REACHED 82
DEGREES. THIS PERIOD OF WARMTH CAME TO AN END WHEN AN OMEGA BLOCK
FORMED OVER EASTERN NORTH AMERICA AND THE NORTHERN ATLANTIC THAT
PERSISTED THROUGH THE SECOND HALF OF THE MONTH. NORTHERN NEW ENGLAND
REMAINED UNDER THE WESTERN UPPER LOW OF THE OMEGA BLOCK THAT LED TO
A PROLONGED PERIOD OF DREARY WEATHER WITH RAIN, DRIZZLE, AND
TEMPERATURES RUNNING BELOW NORMAL. THIS BLOCKING PATTERN CULMINATED
WITH A SIGNIFICANT SYSTEM IMPACTING THE GRAY AREA ON THE 30TH. THIS
SYSTEM BROUGHT 2.32 INCHES OF RAIN WITH HIGHER AMOUNTS NORTH AND
EAST OF THE GRAY AREA LEADING TO SIGNIFICANT FLOODING ACROSS CENTRAL
MAINE.

THE AVERAGE TEMPERATURE FOR THE MONTH WAS 46.0 DEGREES, WHICH WAS
2.5 DEGREES ABOVE NORMAL. THE WARMEST APRIL ON RECORD WAS IN 2010
WHEN THE AVERAGE TEMPERATURE WAS 49.0 DEGREES. THE COOLEST WAS IN
2018 WHEN THE AVERAGE TEMPERATURE WAS 40.9 DEGREES.

A TOTAL OF 4.54 INCHES OF PRECIPITATION FELL, WHICH WAS 0.14 INCHES
ABOVE NORMAL. THE HEAVIEST PRECIPITATION FELL ON THE 30TH WHEN 2.32
INCHES OF RAIN FELL. THE WETTEST APRIL ON RECORD WAS IN 2005 WHEN
10.62 INCHES OF PRECIPITATION FELL. THE DRIEST WAS IN 1999 WHEN ONLY
0.35 INCHES FELL.

NO SNOWFALL WAS RECORDED DURING THE MONTH APRIL, WHICH WAS 4.7
INCHES BELOW NORMAL. IN ADDITION TO THIS APRIL THERE WAS ONE OTHER
APRIL ON RECORD WHEN NO SNOW FELL, WHICH WAS IN 1999. THE SNOWIEST
APRIL ON RECORD WAS IN 2007 WHEN 27.2 INCHES OF SNOW FELL.


$$

DS