May Climate Summary

 

 

 

 

 

 

 NWS Jackson, KY

 

 London, KY


...VERY WARM AND WET CONDITIONS ACROSS EASTERN KENTUCKY FOR MAY
2010...
...A DRY AND VERY WARM SPRING THROUGHOUT EASTERN KENTUCKY...

MAY 2010 BROKE THE STREAK OF THREE CONSECUTIVE DRIER THAN NORMAL
MONTHS AT THE JACKSON WEATHER OFFICE AND THE LONDON CORBIN AIRPORT.
LONDON FINISHED LAST MONTH OVER THREE QUARTERS OF AN INCH ABOVE
NORMAL...WHILE JACKSON WAS WELL OVER TWO AND A HALF INCHES WETTER.
IN FACT...IT WAS THE 4TH WETTEST MAY EVER AT JACKSON. WARM
CONDITIONS WERE ALSO EXPERIENCED AT BOTH LOCATIONS. JACKSON AND
LONDON ENDED MAY AROUND 3 DEGREES ABOVE NORMAL. IT WAS THE 7TH
WARMEST MAY AT JACKSON...AND 13TH WARMEST AT LONDON.

THE END OF MAY ALSO MARKED THE END TO METEOROLOGICAL SPRING. JACKSON
SAW SPRING END WITH A MEAN TEMPERATURE OF 59.0 DEGREES...WELL ABOVE
THE NORMAL OF 55.8 DEGREES. SPRING 2010 WAS TIED WITH 2007 AS THE
2ND WARMEST SPRING...ONLY BEHIND THE 60.2 DEGREES FROM THE SPRING OF
1991. AT THE LONDON CORBIN AIRPORT...THE MEAN TEMPERATURE WAS 57.3
DEGREES...ABOVE THE SPRING NORMAL OF 55.6 DEGREES. SPRING 2010 TIED
THE SPRING OF 2000 FOR THE 12TH WARMEST SPRING AT LONDON. SPRING
2010 WAS DRY AS WELL...THANKS TO BELOW NORMAL PRECIPITATION TOTALS
FOR MARCH AND APRIL. THE SPRING 2010 PRECIPITATION TOTAL AT JACKSON
WAS 12.96 INCHES...BELOW THE NORMAL OF 13.33 INCHES. LONDON
ACCUMULATED 11.12 INCHES OF PRECIPITATION THIS SPRING...BELOW THE
NORMAL OF 13.31 INCHES.

THE NATIONAL WEATHER SERVICE OFFICE NEAR JACKSON FINISHED MAY 2010
WITH AN AVERAGE TEMPERATURE OF 67.2 DEGREES...WHICH IS 3.1 DEGREES
ABOVE THE NORMAL OF 64.1 DEGREES. THE AVERAGE DAILY HIGH WAS 76.5
DEGREES...AND THE AVERAGE DAILY LOW WAS 57.8 DEGREES. MAY 2010 WAS
THE 7TH WARMEST MAY ON RECORD. THE HIGHEST TEMPERATURE FOR MAY 2010
WAS 86 DEGREES...WHICH OCCURRED ON THE 7TH AND THE 30TH. NO HIGH
TEMPERATURE RECORDS WERE SET OR TIED AT JACKSON LAST MONTH. THE
LOWEST TEMPERATURE FROM MAY WAS 38 DEGREES ON THE 10TH...WHICH SET
THE ONLY DAILY LOW TEMPERATURE RECORD LAST MONTH. OF FURTHER
INTEREST...THERE WERE ONLY 3 DAYS LAST MONTH WHEN THE TEMPERATURE
DROPPED BELOW 50 DEGREES. ONLY MAY OF 1981 HAS SEEN LESS DAYS OF
BELOW 50 DEGREE TEMPERATURES...WHEN IT ONLY HAPPENED ONCE.

THE JACKSON WEATHER OFFICE RECEIVED 7.92 INCHES OF PRECIPITATION IN
MAY 2010...WHICH IS 2.76 INCHES ABOVE THE NORMAL OF 5.16 INCHES. MAY
2010 WAS THE 4TH WETTEST MAY ON RECORD. THE TOTAL PRECIPITATION
RECORDED FOR FEBRUARY...MARCH AND APRIL ONLY TOTALED 8.15
INCHES...LESS THAN A QUARTER OF AN INCH ABOVE THE MAY TOTAL. THERE
WERE 15 DAYS WHEN A HUNDREDTH OF AN INCH OR MORE OF PRECIPITATION
WAS RECORDED...AND SIX DAYS WHEN A TENTH OF AN INCH OR MORE FELL.
THERE WERE SIX DAYS WHEN AT LEAST A HALF AN INCH OF RAIN WAS
RECEIVED...AND THREE DAYS WITH MORE THAN ONE INCH. THE DAY OF THE
15TH NETTED 1.67 INCHES OF RAIN...WHICH WAS THE MOST RAINFALL LOGGED
IN A SINGLE DAY LAST MONTH...AND SET ONE OF THE THREE DAILY RAINFALL
RECORDS FOR THE MONTH. THE OTHER RECORDS WERE 1.65 INCHES ON THE
2ND...AND 1.02 INCHES ON THE 1ST. THE MOST PRECIPITATION RECEIVED IN
A 24 HOUR PERIOD WAS 2.76 INCHES FROM THE 15TH THROUGH THE 16TH. NO
SNOW FELL LAST MONTH...LEAVING THE TOTAL FOR THE SNOW SEASON AT 50.5
INCHES. THE 2009 2010 SNOW SEASON STILL STANDS AS THE SECOND
SNOWIEST ON RECORD...ONLY BEHIND 62.7 INCHES FROM 1995 1996. JACKSON
AVERAGES 24.5 INCHES OF SNOW ANNUALLY.

THUNDER WAS HEARD NINE DAYS LAST MONTH AT THE JACKSON WEATHER
OFFICE...WHICH IS ABOVE THE AVERAGE FOR MAY OF 7.9 DAYS. THERE
WERE 18 DAYS WITH FOG...10 OF WHICH FEATURED DENSE FOG. MAY
NORMALLY AVERAGES 6.1 DAYS OF DENSE FOG. THE AVERAGE WIND SPEED FOR
MAY WAS 2.4 MPH...AND THE HIGHEST WIND GUST OF 41 MPH WAS RECORDED
ON MAY 15TH. THE MEAN WIND SPEED FOR MAY IS TYPICALLY 5.3 MPH.
ALSO...QUARTER OF AN INCH SIZED HAIL FELL ON MAY 17TH.

JACKSON ACCUMULATED 59 HEATING DEGREE DAYS LAST MONTH...WHICH IS 69
HEATING DEGREE DAYS BELOW NORMAL. MAY 2010 RANKS 8TH WITH THE LEAST
AMOUNT OF HEATING DEGREE DAYS IN MAY. THE SEASONAL HEATING DEGREE
DAY TOTAL IS NOW 4455...WHICH IS 107 HEATING DEGREE DAYS ABOVE
NORMAL. JACKSON TALLIED 134 COOLING DEGREE DAYS IN MAY...WHICH WAS
34 COOLING DEGREE DAYS ABOVE NORMAL FOR THE MONTH. THE SEASONAL
TOTAL IS NOW 213...102 COOLING DEGREE DAYS ABOVE NORMAL. THE 134
COOLING DEGREE DAY TOTAL WAS THE 6TH GREATEST EVER RECEIVED IN MAY.

AT THE LONDON CORBIN AIRPORT...THE AVERAGE TEMPERATURE WAS 66.8
DEGREES...WHICH IS 2.8 DEGREES ABOVE THE NORMAL OF 64.0 DEGREES FOR
MAY. THE AVERAGE DAILY HIGH WAS 77.6 DEGREES...AND THE AVERAGE
DAILY LOW WAS 56.1 DEGREES. MAY 2010 WAS THE 13TH WARMEST MAY AT
LONDON SINCE 1955. THE HIGHEST TEMPERATURE FROM LAST MONTH WAS 86
DEGREES...WHICH OCCURRED ON THE 7TH...27TH AND 29TH. THE 86 DEGREES
ON THE 7TH TIED THE HIGH TEMPERATURE RECORD FOR THAT DATE. NO OTHER
HIGH TEMPERATURE RECORDS WERE TIED OR SET AT LONDON LAST MONTH. THE
LOWEST TEMPERATURE FROM MAY 2010 WAS 36 DEGREES...AND HAPPENED ON
THE 10TH. NO LOW TEMPERATURE RECORDS WERE SET OR TIED AT THE LONDON
CORBIN AIRPORT LAST MONTH. A MAXIMUM LOW TEMPERATURE RECORD WAS TIED
ON THE 2ND WITH A READING OF 63 DEGREES.

THE LONDON CORBIN AIRPORT RECORDED 5.49 INCHES OF PRECIPITATION IN
MAY 2010...WHICH IS 0.80 INCHES ABOVE THE NORMAL OF 4.69 INCHES. IN
ADDITION TO IT BEING THE 13TH WARMEST MAY...IT WAS THE 13TH WETTEST
MAY ON RECORD AT LONDON. THERE WERE 18 DAYS WHEN A HUNDREDTH OF AN
INCH OR MORE FELL...AND 10 DAYS WHEN A TENTH OF AN INCH OR MORE OF
RAIN WAS RECORDED. LONDON HAD TWO DAYS WITH AT LEAST A HALF AN
INCH...AND TWO DAYS WITH MORE THAN ONE INCH. THE GREATEST DAILY
AMOUNT WAS 1.76 INCHES AND OCCURRED ON THE 1ST...AND ALSO
ESTABLISHED A DAILY PRECIPITATION RECORD. ANOTHER DAILY
PRECIPITATION RECORD WAS SET LAST MONTH...ON THE 2ND WITH 1.60
INCHES. THE MOST PRECIPITATION RECEIVED IN A 24 HOUR PERIOD WAS 1.88
INCHES FROM MAY 2ND THROUGH THE 3RD. NO SNOWFALL INFORMATION IS
AVAILABLE FOR THE LONDON CORBIN AIRPORT.

LONDON HAD NINE DAYS WITH THUNDER LAST MONTH. ALSO...THERE WERE 21
DAYS WITH FOG...AND THREE DAYS WITH DENSE FOG. THE AVERAGE WIND
SPEED FOR MAY 2010 WAS 4.4 MPH...WITH THE HIGHEST WIND GUST OF 37
MPH RECORDED ON THE 11TH.

LONDON RECORDED 57 HEATING DEGREE DAYS LAST MONTH...WHICH IS 68
HEATING DEGREE DAYS BELOW NORMAL FOR THE MONTH. THE SEASONAL HEATING
DEGREE DAY TOTAL IS NOW 4619...WHICH IS 257 HEATING DEGREE DAYS
ABOVE NORMAL FOR THE SEASON. THE LONDON CORBIN AIRPORT HAD 121
COOLING DEGREE DAYS LAST MONTH...WHICH IS 27 COOLING DEGREE DAYS
ABOVE NORMAL. THE SEASONAL TOTAL IS NOW 152...WHICH IS 49 COOLING
DEGREE DAYS ABOVE NORMAL FOR THE SEASON.

WEATHER RECORDS AT THE NATIONAL WEATHER SERVICE OFFICE NEAR JACKSON
KENTUCKY DATE BACK TO JANUARY 1ST 1981...WHILE CLIMATE RECORDS FOR
THE LONDON CORBIN AIRPORT BEGAN ON THE 11TH OF NOVEMBER 1954.

FOR MORE INFORMATION... 

JACKSON KENTUCKY CLIMATE SUMMARY FOR MAY 2010 AND SPRING 2010.

LONDON KENTUCKY CLIMATE SUMMARY FOR MAY 2010 AND SPRING 2010.



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