311
CDUS43 KLSX 172230
CLIUIN
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
530 PM CDT MON AUG 17 2026
...............................
..THE QUINCY IL CLIMATE SUMMARY FOR AUGUST 17 2026
VALID AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1901 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 81 241 PM 106 1936 85 -4 92
MINIMUM 65 538 AM 52 2012 65 0 74
AVERAGE 73 75 -2 83
PRECIPITATION (IN)
TODAY 0.00 3.07 2009 0.13 -0.13 0.66
MONTH TO DATE 2.24 2.05 0.19 1.19
SINCE JUN 1 16.23 10.04 6.19 11.24
SINCE JAN 1 31.32 24.20 7.12 21.22
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 14 -14 1
SINCE JUL 1 0 1 -1 0
COOLING
TODAY 8 10 -2 18
MONTH TO DATE 198 178 20 186
SINCE JUN 1 847 773 74 874
SINCE JAN 1 1016 876 140 955
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 6.2
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 100 AM
LOWEST 54 200 PM
AVERAGE 77
......................................................
THE QUINCY IL CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 104 1936
MINIMUM TEMPERATURE (F) 65 50 2012
SUNRISE AND SUNSET
AUGUST 17 2026........SUNRISE 619 AM CDT SUNSET 758 PM CDT
AUGUST 18 2026........SUNRISE 619 AM CDT SUNSET 757 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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