Climatological Report (Monthly)
Issued by NWS Portland, ME

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CXUS51 KGYX 042108
CLMCON

PWMCLMCON 000
TTAA00 GYX 032101

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

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

...THE CONCORD NH CLIMATE SUMMARY FOR THE MONTH OF MARCH 2023...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1868 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             89   03/31/1998
 LOW             -20   03/06/1869
HIGHEST           56   03/21         67     -11       72  03/18
LOWEST            14   03/01          0      14        3  03/05
AVG. MAXIMUM    44.3               43.6     0.7     46.9
AVG. MINIMUM    25.5               23.3     2.2     25.2
MEAN            34.9               33.4     1.5     36.1
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     0                4.1    -4.1        4
DAYS MIN <= 32    29               26.7     2.3       21
DAYS MIN <= 0      0                1.1    -1.1        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        9.80   1936
 MINIMUM           T   1915
TOTALS          4.30               3.28    1.02     3.50
DAILY AVG.      0.14               0.11    0.03     0.11
DAYS >= .01       11               11.5    -0.5       12
DAYS >= .10        8                6.7     1.3        9
DAYS >= .50        2                2.2    -0.2        2
DAYS >= 1.00       1                0.6     0.4        0
GREATEST
 24 HR. TOTAL   1.83   03/13 TO 03/14

SNOWFALL (INCHES)
RECORDS
 TOTAL          38.3   1956
TOTALS          20.4               13.6     6.8      7.9
SINCE 7/1       64.5               65.2    -0.7     44.6
SNOWDEPTH AVG.    11
DAYS >= TRACE     12                5.2     6.8        8
DAYS >= 1.0        3                3.0     0.0        3
GREATEST
 SNOW DEPTH       17   03/15
 24 HR TOTAL    10.0   03/14

DEGREE DAYS
HEATING TOTAL    923                978     -55      888
 SINCE 7/1      5383               6041    -658     5603
COOLING TOTAL      0                  0       0        0
 SINCE 1/1         0                  0       0        0
................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.3
HIGHEST WIND SPEED/DIRECTION    37/340    DATE  03/15
HIGHEST GUST SPEED/DIRECTION    57/350    DATE  03/15

SKY COVER
AVERAGE SKY COVER           0.47

AVERAGE RH (PERCENT)     68

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     HEAVY RAIN                 0
RAIN                      1     LIGHT RAIN                 8
FREEZING RAIN             0     LT FREEZING RAIN           0
HEAVY SNOW                2     SNOW                       3
LIGHT SNOW               12     FOG                       11
FOG W/VIS <= 1/4 MILE     5     HAZE                       1

-  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 KEEPING THE CONCORD AREA ON THE COLDER AND SNOWIER SIDE OF
THE SYSTEMS. AS ONE SYSTEM EXITED ON THE 1ST ANOTHER WEAK SYSTEM
CROSSED ON THE 2ND BRINGING LIGHT SNOW. A MORE SIGNIFICANT SYSTEM
TRACKED ALONG THE SOUTHERN NEW ENGLAND COASTLINE ON THE 4TH THAT
BROUGHT 7.5 INCHES OF SNOW TO THE CONCORD 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 CONCORD
AREA RECEIVED 10 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 34.9 DEGREES, WHICH WAS
1.5 DEGREES ABOVE NORMAL. THE WARMEST MARCH ON RECORD WAS IN 2012
WHEN THE AVERAGE TEMPERATURE WAS 42.1 DEGREES. THE COLDEST WAS 23.5
DEGREES IN 1885.

A TOTAL OF 4.30 INCHES OF PRECIPITATION FELL, WHICH WAS 1.02 INCHES
ABOVE NORMAL. THE HEAVIEST PRECIPITATION FELL ON THE 13TH INTO THE
14TH WHEN A LIQUID EQUIVALENT OF 1.83 INCHES WAS MEASURED IN 24
HOURS AND A STORM TOTAL OF 1.95 INCHES. THE WETTEST MARCH ON RECORD
WAS IN 1936 WHEN 9.80 INCHES OF PRECIPITATION FELL. THE DRIEST WAS A
TRACE IN 1915.

A TOTAL OF 20.4 INCHES OF SNOW FELL, WHICH WAS 6.8 INCHES ABOVE
NORMAL. THE HEAVIEST SNOW FELL ON THE 14TH WHEN 10.0 INCHES OF HEAVY
WET SNOW WAS MEASURED. THE SNOWIEST MARCH ON RECORD WAS IN 1956 WHEN
38.3 INCHES FELL. THE LEAST SNOWIEST WAS IN 1921 WHEN NO SNOW WAS
RECORD FOR THE MONTH.

NO RECORDS WERE SET OR TIED IN THE CONCORD AREA FOR MARCH.

$$

DS


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