Climatological Report (Daily)
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
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943
CDUS43 KLOT 200643
CLILOT
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
143 AM CDT WED AUG 20 2025
...................................
...THE ROMEOVILLE WFO CLIMATE SUMMARY FOR AUGUST 19 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1992 TO 2025
WEATHER ITEM OBSERVED RECORD YEAR NORMAL DEPARTURE LAST
VALUE VALUE VALUE FROM YEAR
NORMAL
............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 80 91 1995 83 -3 77
MINIMUM 68 51 1992 63 5 61
AVERAGE 74 73 1 69
PRECIPITATION (IN)
YESTERDAY 0.13 0.84 2007 0.14 -0.01 0.00
MONTH TO DATE 5.86 2.69 3.17 2.31
SINCE JUN 1 13.72 11.87 1.85 11.30
SINCE JAN 1 24.64 27.67 -3.03 32.26
SNOWFALL (IN)
YESTERDAY 0.0 MM MM 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE JUN 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 2
SINCE JUN 1 17 25 -8 10
SINCE JUL 1 0 2 -2 2
COOLING
YESTERDAY 9 8 1 4
MONTH TO DATE 207 163 44 149
SINCE JUN 1 830 663 167 688
SINCE JAN 1 874 740 134 759
............................................................
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 91 2010
2023
MINIMUM TEMPERATURE (F) 63 49 1992
SUNRISE AND SUNSET
AUGUST 20 2025........SUNRISE 6:06 AM CDT SUNSET 7:44 PM CDT
AUGUST 21 2025........SUNRISE 6:07 AM CDT SUNSET 7:43 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$