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CDUS42 KJAX 170535
CLISSI
CLIMATE REPORT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
135 AM EDT SUN SEP 17 2023
...............................
..THE ST SIMONS ISLAND CLIMATE SUMMARY FOR SEPTEMBER 16 2023
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1940 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 87 12:57 PM 97 1972 86 1 86
MINIMUM 74 2:22 AM 58 2001 73 1 71
AVERAGE 81 79 2 79
PRECIPITATION (IN)
YESTERDAY 0.00 7.78 1945 0.18 -0.18 0.00
MONTH TO DATE 1.80 3.24 -1.44 7.03
SINCE SEP 1 1.80 3.24 -1.44 7.03
SINCE JAN 1 33.92 33.29 0.63 43.12
SNOWFALL (IN)
YESTERDAY 0.0 0.0 MM
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 16 14 2 14
MONTH TO DATE 281 246 35 262
SINCE SEP 1 281 246 35 262
SINCE JAN 1 3025 2380 645 2679
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WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NE (60)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 9.1
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 74 2:00 AM
LOWEST 53 12:00 PM
AVERAGE 64
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THE ST SIMONS ISLAND CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 86 93 2019
MINIMUM TEMPERATURE (F) 73 61 2001
SUNRISE AND SUNSET
SEPTEMBER 17 2023.....SUNRISE 7:11 AM EDT SUNSET 7:29 PM EDT
SEPTEMBER 18 2023.....SUNRISE 7:11 AM EDT SUNSET 7:28 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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