THE METEOROLOGICAL WINTER SEASON...CONSISTING OF THE MONTHS OF
DECEMBER...JANUARY AND FEBRUARY...OFFICIALLY CAME TO A CLOSE
YESTERDAY. AS WE LOOK BACK AT THIS SEASON...IT WILL BE REMEMBERED
AS ONE OF EXTREMES...WITH A FEW RECORDS BROKEN AND OTHERS
THREATENED. CONTINUE READING BELOW FOR A REVIEW OF THE CONDITIONS
AT THE NEW ORLEANS AND BATON ROUGE AIRPORTS. PLEASE NOTE THAT THIS
INFORMATION IS PRELIMINARY AND COULD CHANGE SLIGHTLY AS QUALITY
CONTROL CHECKS ARE COMPLETED.
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AT THE NEW ORLEANS AIRPORT...WITH RECORDS DATING BACK TO 1947...
WITH A TOTAL RAINFALL ACCUMULATION OF 25.92 INCHES...DECEMBER 2009
EASILY TOOK THE NUMBER ONE SPOT FOR THE WETTEST DECEMBER ON RECORD.
IT SURPASSED THE PREVIOUS DECEMBER RECORD OF 10.77...SET IN 1967...
BY AN AMAZING 15.15 INCHES...AND EVEN BEAT THE RECORD FOR THE
WETTEST OVERALL MONTH BY ALMOST 5 INCHES. EXTENSIVE CLOUD COVER ALSO
SERVED TO KEEP TEMPERATURES BELOW NORMAL. THE AVERAGE TEMPERATURE
FOR THE MONTH WAS 53.4 DEGREES...WHICH IS 1.7 DEGREES BELOW NORMAL.
THANKFULLY...WHEN DECEMBER 2009 CAME TO A CLOSE...NEW ORLEANS WAS
GIVEN A CHANCE TO DRY OUT. JANUARY 2010 SAW ONLY 2.24 INCHES OF RAIN
DURING THE MONTH...3.63 INCHES LESS THAN NORMAL. IN FACT...JANUARY
2010 WAS THE NUMBER 6 DRIEST JANUARY ON RECORD. TEMPERATURES IN
JANUARY RAN THE GAMUT FROM 20 DEGREES BELOW NORMAL DURING A STRONG
ARCTIC OUTBREAK JANUARY 8TH THROUGH THE 11TH...TO 15 DEGREES ABOVE
NORMAL ON JANUARY 20 AND 21...WHEN AFTERNOON TEMPERATURES NEARED THE
80 DEGREE MARK. THOSE FEW WARM DAYS WERE NO MATCH FOR THE ARCTIC AIR
MASSES THAT AFFECTED THE AREA AT THE BEGINNING OF THE MONTH. WHEN
ALL WAS SAID AND DONE...THE AVERAGE TEMPERATURE FOR THE MONTH WAS
48.4 DEGREES...4.2 DEGREES BELOW NORMAL.
COLDER THAN USUAL TEMPERATURES CONTINUED INTO FEBRUARY. WHILE NO
DAILY RECORDS WERE BROKEN...ALL BUT 5 DAYS SAW BELOW NORMAL
TEMPERATURES. IN FACT...THE MERCURY ONLY CROSSED THE 70 DEGREE MARK
ONCE DURING THE MONTH. THE AVERAGE TEMPERATURE FOR THE MONTH WAS
48.3 DEGREES...7.4 DEGREES BELOW NORMAL. THIS MAKES FEBRUARY 2010
THE 4TH COLDEST FEBRUARY ON RECORD. THE AIRPORT RECORDED 6.6 INCHES
OF RAIN DURING THE MONTH OF FEBRUARY...1.13 INCHES HIGHER THAN
NORMAL.
OVERALL...THE WINTER OF 2010 WILL GO DOWN AS THE WETTEST WINTER ON
RECORD FOR NEW ORLEANS...MOSTLY DUE TO THE RECORD RAINFALL OF
DECEMBER 2009. ADDITIONALLY...THE AVERAGE TEMPERATURE OF 50.1
DEGREES IS GOOD ENOUGH FOR THE NUMBER 6 SPOT ON THE LIST OF COLDEST
WINTERS.
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AT THE BATON ROUGE AIRPORT...WITH RECORDS DATING BACK TO 1930...
DECEMBER 2009 SAW A TOTAL RAINFALL ACCUMULATION OF 14.86 INCHES.
THIS IS 9.6 INCHES HIGHER THAN NORMAL...AND GOOD ENOUGH FOR THE 2ND
WETTEST DECEMBER ON RECORD. DECEMBER OF 1982 HOLDS THE RECORD WITH
15.94 INCHES. TEMPERATURES IN DECEMBER AVERAGED 1.9 DEGREES BELOW
NORMAL WITH AN AVERAGE TEMPERATURE OF 50.5 DEGREES.
RAINFALL TAPERED OFF BY JANUARY...WITH ONLY 2.38 INCHES FALLING
DURING THE MONTH. THIS IS 3.81 INCHES BELOW NORMAL...BUT NOT QUITE
LOW ENOUGH TO CRACK THE TOP 10 DRIEST JANUARY LIST. TEMPERATURES IN
BATON ROUGE VARIED JUST AS MUCH AS THEY DID IN NEW ORLEANS...RANGING
FROM 21 DEGREES BELOW NORMAL...TO 17 DEGREES ABOVE NORMAL. THE
AVERAGE TEMPERATURE FOR THE MONTH WAS 46.9 DEGREES...WHICH IS 3.2
DEGREES BELOW NORMAL. AGAIN...THIS WAS LARGELY DUE TO ARCTIC
AIR MASSES THAT AFFECTED THE AREA DURING THE BEGINNING OF THE MONTH.
TEMPERATURES CONTINUED BELOW NORMAL DURING THE MONTH OF FEBRUARY...
WITH ONLY THREE DAYS SEEING ABOVE NORMAL TEMPERATURES. WHILE NO DAILY
RECORDS WERE BROKEN...SEVERAL DAYS SAW TEMPERATURES THAT WERE 10 TO
15 DEGREES BELOW NORMAL. THE AVERAGE TEMPERATURE FOR THE MONTH WAS
45.8 DEGREES. THIS IS 7.7 DEGREES BELOW NORMAL...AND GOOD ENOUGH
TO MAKE FEBRUARY 2010 THE THIRD COLDEST FEBRUARY ON RECORD. THE
COLDEST FEBRUARY SAW AN AVERAGE TEMPERATURE OF 45.4 DEGREES IN
1968. RAINFALL DURING THE MONTH OF FEBRUARY WAS SLIGHTLY ABOVE
NORMAL WITH A TOTAL OF 6.51 INCHES FALLING DURING THE MONTH.
OVERALL...THE WINTER OF 2010 WILL GO DOWN AS THE SECOND COLDEST
WINTER ON RECORD...WITH AN AVERAGE TEMPERATURE OF 47.8 DEGREES. ONLY
THE WINTER OF 1978 WAS COLDER...WITH AN AVERAGE TEMPERATURE OF 46.9
DEGREES. IT WILL ALSO BE RECORDED AS THE 5TH WETTEST WINTER ON
RECORD...WITH A TOTAL OF 23.75 INCHES OF RAIN...MOSTLY DUE TO THE
UNUSUALLY HIGH RAINFALL TOTAL IN DECEMBER.
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FOR A COMPLETE LIST OF EXTREMES...PLEASE REFER TO OUR WEBSITE AT
. CLICK ON THE CLIMATE TAB AND SEE THE LOCAL
DATA/RECORDS SECTION.
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