069
CXUS54 KHUN 071441
CLMMSL
CLIMATE REPORT
NATIONAL WEATHER SERVICE HUNTSVILLE AL
940 AM CDT MON MAY 7 2012
...............................
..THE MUSCLE SHOALS CLIMATE SUMMARY FOR THE MONTH OF APRIL 2012
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1893 TO 2012
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
.........................................................
TEMPERATURE (F)
RECORD
HIGH 96 04/25/1925
04/24/1925
LOW 24 04/13/1940
04/02/1924
04/06/1898
HIGHEST 90 04/30 MM MM 91
LOWEST 34 04/12 MM MM 37
AVG. MAXIMUM 77.5 73.3 4.2 77.5
AVG. MINIMUM 51.4 49.5 1.9 53.1
MEAN 64.5 61.4 3.1 65.3
DAYS MAX >= 90 1 0.3 0.7 1
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 0.5 -0.5 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 12.81 1983
MINIMUM 0.36 1986
TOTALS 0.90 4.35 -3.45 9.16
DAILY AVG. 0.03 0.14 -0.11
DAYS >= .01 5 9.5 -4.5 6
DAYS >= .10 2 6.8 -4.8 5
DAYS >= .50 1 3.1 -2.1 5
DAYS >= 1.00 0 1.3 -1.3 3
GREATEST
24 HR. TOTAL 0.54 04/17 TO 04/17 3.07
SNOWFALL (INCHES)
RECORDS
TOTAL 0.5 1987
24 HR TOTAL 0.5 04/02/1987 TO 04/02/1987
TOTALS 0.0 T 0.0 0.0
SINCE 7/1 0.1 2.2 -2.1 14.7
DAYS >= TRACE 0 0.1 -0.1
DAYS >= 1.0 0 0.0 0.0
GREATEST
24 HR TOTAL 0.0 04/30 TO 04/30 0.0
DEGREE_DAYS
HEATING TOTAL 103 160 -57 91
SINCE 7/1 2309 3073 -764 3070
COOLING TOTAL 95 52 43 107
SINCE 1/1 179 65 114 128
FREEZE DATES
RECORD
EARLIEST 10/03/1908
LATEST 04/27/1919
EARLIEST 11/07
LATEST 03/28
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WIND (MPH)
AVERAGE WIND SPEED 5.6
HIGHEST WIND SPEED/DIRECTION 21/250 DATE 04/26
HIGHEST GUST SPEED/DIRECTION 32/320 DATE 04/22
AVERAGE RH (PERCENT) 64
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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