Climatological Report (Monthly)
Issued by NWS

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CXUS51 KGYX 052223
CLMMHT

PWMCLMMHT 000
TTAA00 GYX 032101

CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAY ME
500 PM EDT MON APR 03 2023

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

...THE MANCHESTER CLIMATE SUMMARY FOR THE MONTH OF MARCH 2023...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1885 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
HIGHEST           59   03/27         67      -8
LOWEST            22   03/01          8      14
AVG. MAXIMUM    47.0               45.6     1.4
AVG. MINIMUM    29.5               27.4     2.1
MEAN            38.3               36.5     1.8
DAYS MAX >= 90     0                0.0     0.0
DAYS MAX <= 32     0                3.0    -3.0
DAYS MIN <= 32    24               22.3     1.7
DAYS MIN <= 0      0                0.2    -0.2

PRECIPITATION (INCHES)
TOTALS          3.87               3.45    0.42
DAILY AVG.      0.12               0.11    0.01
DAYS >= .01       10               10.8    -0.8
DAYS >= .10        6                6.0     0.0
DAYS >= .50        2                2.2    -0.2
DAYS >= 1.00       1                0.9     0.1
GREATEST
 24 HR. TOTAL   1.88   03/13 TO 03/14

SNOWFALL (INCHES)
TOTALS          19.8
SINCE 7/1       53.2
DAYS >= TRACE      9
DAYS >= 1.0        2
GREATEST
 SNOW DEPTH       10   3/5
 24 HR TOTAL     9.9   3/14
DEGREE DAYS
HEATING TOTAL    820                884     -64      776
 SINCE 7/1      4698               5394    -696     4859
COOLING TOTAL      0                  0       0        0
 SINCE 1/1         0                  0       0        0
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              8.2
HIGHEST WIND SPEED/DIRECTION    35/310    DATE  03/06
                                35/340          03/15
HIGHEST GUST SPEED/DIRECTION    49/290    DATE  03/06

SKY COVER
AVERAGE SKY COVER           0.64

AVERAGE RH (PERCENT)     60

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       2
LIGHT RAIN                9     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                2     SNOW                       2
LIGHT SNOW                9     SLEET                      1
FOG                       9     FOG W/VIS <= 1/4 MILE      3
HAZE                      2

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

&&

THE SNOWY PATTERN THAT SET IN AT THE END OF FEBRUARY CONTINUED INTO
THE FIRST WEEK OF MARCH. THIS PATTERN WAS ASSOCIATED WITH THE
NEGATIVE PHASE OF THE NAO THAT HELPED TO KEEP LOW PRESSURE SYSTEMS
FROM TRACKING TO THE WEST OF NEW ENGLAND. INSTEAD, LOW PRESSURE
SYSTEMS TRACKED FROM THE MID MISSISSIPPI VALLEY ACROSS SOUTHERN NEW
ENGLAND GENERALLY KEEPING THE MANCHESTER AREA ON THE COLDER AND
SNOWIER SIDE OF THE SYSTEMS. A COUPLE OF WEAK SYSTEMS CROSSED THE
FIRST TWO DAYS OF THE MONTH FOLLOWED BY A MORE SIGNIFICANT SYSTEM ON
THE 4TH. THIS SYSTEM TRACKED ALONG THE SOUTHERN NEW ENGLAND
COASTLINE AND BROUGHT 7.7 INCHES OF SNOW TO THE MANCHESTER AREA.
THEREAFTER, THE ACTIVE PATTERN TRANSITIONED TO A DRY ONE UNTIL THE
MIDDLE OF THE MONTH WITH TEMPERATURES RUNNING A FEW DEGREES ABOVE
NORMAL. ANOTHER SIGNIFICANT SYSTEM IMPACTED NEW ENGLAND FROM LATE ON
THE 13TH UNTIL THE MORNING OF THE 15TH. THIS SYSTEM INVOLVED AN AREA
OF LOW PRESSURE APPROACHING NEW ENGLAND FROM THE GREAT LAKES WITH A
SECONDARY LOW FORMING OFF THE MID ATLANTIC THAT THEN TOOK OVER AS
THE PRIMARY STORM AS IT TRACKED INTO THE GULF OF MAINE. THE
MANCHESTER AREA RECEIVED 9.9 INCHES OF HEAVY WET SNOW FROM THIS
SYSTEM WHILE THE WHITE MOUNTAINS AND PORTIONS OF VERMONT RECEIVED
UPWARDS OF 1 TO 2 FEET OF SNOW. THE REST OF THE MONTH WAS RELATIVELY
QUIET WITH TEMPERATURES RUNNING A COUPLE DEGREES ABOVE NORMAL,
EXCEPT FOR A TREND TO BELOW NORMAL DURING THE FINAL WEEK OF THE
MONTH.

THE AVERAGE TEMPERATURE FOR THE MONTH WAS 38.3 DEGREES, WHICH WAS
1.8 DEGREES ABOVE NORMAL. THE WARMEST MARCH ON RECORD WAS IN 2012
WHEN THE AVERAGE TEMPERATURE WAS 44.8 DEGREES. THE COLDEST WAS IN
1887 WHEN THE AVERAGE TEMPERATURE WAS 26.1 DEGREES.

A TOTAL OF 3.87 INCHES OF PRECIPITATION FELL, WHICH WAS 0.42 INCHES
ABOVE NORMAL. THIS INCLUDES THE 19.8 INCHES OF SNOW THAT FELL. THE
HEAVIEST PRECIPITATION FELL ON THE 13TH INTO THE 14TH WHEN 1.88
INCHES OF PRECIPITATION WAS MEASURED IN 24 HOURS WITH A STORM TOTAL
OF 1.95 INCHES. THE WETTEST MARCH ON RECORD WAS IN 2010 WHEN 9.26
INCHES WAS MEASURED. THE DRIEST WAS IN 1915 WHEN ONLY A TRACE WAS
RECORDED.

HISTORICAL RECORDS AT MANCHESTER BEGAN IN 1885, BUT WITHIN THIS
RECORD THERE REMAIN NUMEROUS YEARS OF UNAVAILABLE DATA. DUE TO THIS,
HISTORICAL RECORDS SHOULD BE CONSIDERED INCOMPLETE AS SOME
SIGNIFICANT EXTREMES MAY BE MISSING FROM THE DATA. MORE CONSISTENT
MODERN RECORDS BEGAN IN 1998 AND CONTINUE TO THE PRESENT.

$$

DS


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