798
CDUS43 KLOT 310633
CLILOT
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT SUN MAY 31 2026
...............................
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR MAY 30 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 76 90 2010 77 -1 74
2023
MINIMUM 54 40 1996 55 -1 51
AVERAGE 65 66 -1 63
PRECIPITATION (IN)
YESTERDAY 0.00 1.82 2004 0.15 -0.15 T
MONTH TO DATE 1.64 4.65 -3.01 1.66
SINCE MAR 1 12.36 11.47 0.89 9.50
SINCE JAN 1 14.99 15.64 -0.65 10.92
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 0 3 -3 2
MONTH TO DATE 208 177 31 218
SINCE MAR 1 1182 1431 -249 1281
SINCE JUL 1 5763 6037 -274 5619
COOLING
YESTERDAY 0 4 -4 0
MONTH TO DATE 42 64 -22 38
SINCE MAR 1 55 74 -19 44
SINCE JAN 1 55 74 -19 44
........................................................
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 88 2002
2014
2016
MINIMUM TEMPERATURE (F) 56 43 1993
2003
2015
SUNRISE AND SUNSET
MAY 31 2026...........SUNRISE 5:21 AM CDT SUNSET 8:19 PM CDT
JUNE 1 2026..........SUNRISE 5:21 AM CDT SUNSET 8:20 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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