841
CDUS43 KLOT 100633
CLILOT
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT SUN MAY 10 2026
...............................
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR MAY 9 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1992 TO 2026
WEATHER ITEM OBSERVED RECORD YEAR NORMAL DEPARTURE LAST
VALUE VALUE VALUE FROM YEAR
NORMAL
........................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 74 87 1993 70 4 68
2004
MINIMUM 47 28 2020 48 -1 39
AVERAGE 61 59 2 54
PRECIPITATION (IN)
YESTERDAY 0.00 1.69 2024 0.16 -0.16 0.00
MONTH TO DATE 0.49 1.43 -0.94 0.49
SINCE MAR 1 11.21 8.25 2.96 8.33
SINCE JAN 1 13.84 12.42 1.42 9.75
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 MAR 1 6.0 5.1 0.9 2.7
SINCE JUL 1 30.7 33.2 -2.5 17.5
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 4 8 -4 11
MONTH TO DATE 123 77 46 86
SINCE MAR 1 1097 1331 -234 1149
SINCE JUL 1 5678 5937 -259 5487
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 0 9 -9 0
SINCE MAR 1 13 19 -6 6
SINCE JAN 1 13 19 -6 6
........................................................
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 91 2011
MINIMUM TEMPERATURE (F) 48 35 1997
SUNRISE AND SUNSET
MAY 10 2026...........SUNRISE 5:38 AM CDT SUNSET 8:00 PM CDT
MAY 11 2026...........SUNRISE 5:37 AM CDT SUNSET 8:01 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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