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CXUS51 KGYX 012005
CLMAUG

PWMCLMAUG 000
TTAA00 GYX 011512

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

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

...THE AUGUSTA CLIMATE SUMMARY FOR THE MONTH OF APRIL 2023...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1948 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             90   04/28/2009
                       04/27/1990
 LOW               9   04/04/1954
HIGHEST           83   04/14         75       8       65  04/12
                                                          04/15
LOWEST            25   04/03         24       1       29  04/21
AVG. MAXIMUM    56.0               53.5     2.5     55.4
AVG. MINIMUM    37.9               34.2     3.7     37.1
MEAN            47.0               43.8     3.2     46.2
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     0                0.4    -0.4        0
DAYS MIN <= 32     8               11.7    -3.7        4
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        9.06   2005
 MINIMUM        0.33   1999
TOTALS          4.90               3.82    1.08     4.63
DAILY AVG.      0.16               0.13    0.03     0.15
DAYS >= .01       10               11.9    -1.9       14
DAYS >= .10        6                6.9    -0.9        8
DAYS >= .50        2                2.6    -0.6        4
DAYS >= 1.00       1                0.9     0.1        2
GREATEST
 24 HR. TOTAL   3.00   04/30


DEGREE DAYS
HEATING TOTAL    532                635    -103      554
 SINCE 7/1      5824               6876   -1052     6036
COOLING TOTAL      2                  0       2        0
 SINCE 1/1         2                  0       2        0
................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.9
HIGHEST WIND SPEED/DIRECTION    29/290    DATE  04/07
HIGHEST GUST SPEED/DIRECTION    43/300    DATE  04/07

SKY COVER
AVERAGE SKY COVER           0.54

AVERAGE RH (PERCENT)     63

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     HEAVY RAIN                 2
RAIN                      6     LIGHT RAIN                 9
FREEZING RAIN             1     LT FREEZING RAIN           2
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                1     FOG                       14
FOG W/VIS <= 1/4 MILE     4     HAZE                       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 AUGUSTA AREA TO START
THE MONTH. COOLER AND DRIER AIR FUNNELED IN THE REGION IN THE WAKE
OF THIS SYSTEM LEADING TO A COUPLE OF COLD NIGHTS WITH LOWS DROPPING
INTO THE 20S. TEMPERATURES TRENDED NEAR 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
AND 70S, PEAKING ON THE 14TH WHEN THE HIGH REACHED 83 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 AUGUSTA AREA ON THE 30TH.
THIS SYSTEM BROUGHT 3.00 INCHES OF RAIN BEFORE MIDNIGHT ON THE 30TH
WITH ADDITIONAL HEAVY RAIN INTO MAY 1ST LEADING TO SIGNIFICANT
FLOODING ACROSS CENTRAL MAINE.

THE AVERAGE TEMPERATURE FOR THE MONTH WAS 47.0 DEGREES, WHICH WAS
3.2 DEGREES ABOVE NORMAL AND TIED FOR THE FOURTH WARMEST APRIL ON
RECORD. THE WARMEST APRIL WAS IN 2010 WHEN THE AVERAGE TEMPERATURE
WAS 48.9 DEGREES. THE COOLEST WAS IN 1967 WHEN THE AVERAGE
TEMPERATURE WAS 40.1 DEGREES. THE FOLLOWING TABLE LISTS THE
WARMEST APRILS ON RECORD AT AUGUSTA.

WARMEST AVERAGE TEMPERATURE IN MARCH (SINCE 1948)...
RANK  TEMP  YEAR
1     48.9  2010
2     47.3  1980
      47.3  1986
4     47.0  2023  <===
      47.0  2009
6     46.8  2012
7     46.6  2012
      46.6  1991
9     46.5  1999
10    46.4  2021

A TOTAL OF 4.90 INCHES OF PRECIPITATION FELL, WHICH WAS 1.08 INCHES
ABOVE NORMAL. THE HEAVIEST PRECIPITATION FELL ON THE 30TH WHEN 3.00
INCHES WAS MEASURED. THE WETTEST APRIL ON RECORD WAS IN 2005 WHEN
9.06 INCHES OF PRECIPITATION FELL. THE DRIEST WAS IN 1999 WHEN ONLY
0.33 INCHES FELL.

THE FOLLOWING DAILY RECORDS WERE SET OR TIED IN APRIL 2023...
DATE   RECORD                                PREVIOUS
APR 12   50   - WARMEST LOW TEMPERATURE      44 IN 2021 AND 2017
APR 13   76   - WARMEST HIGH TEMPERATURE     76 IN 1968 (TIED)
APR 14   83   - WARMEST HIGH TEMPERATURE     72 IN 1949
APR 14   50   - WARMEST LOW TEMPERATURE      47 IN 1949
APR 30 3.00   - GREATEST PRECIPITATION     1.17 IN 1963


$$

DS