072
CDUS43 KLOT 150633
CLILOT
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT FRI MAY 15 2026
...............................
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR MAY 14 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 68 91 2007 72 -4 82
2013
MINIMUM 39 37 1996 50 -11 59
AVERAGE 54 61 -7 71
PRECIPITATION (IN)
YESTERDAY 0.00 1.79 2020 0.15 -0.15 0.00
MONTH TO DATE 0.54 2.20 -1.66 0.49
SINCE MAR 1 11.26 9.02 2.24 8.33
SINCE JAN 1 13.89 13.19 0.70 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 11 6 5 0
MONTH TO DATE 180 110 70 97
SINCE MAR 1 1154 1364 -210 1160
SINCE JUL 1 5735 5970 -235 5498
COOLING
YESTERDAY 0 2 -2 6
MONTH TO DATE 0 18 -18 14
SINCE MAR 1 13 28 -15 20
SINCE JAN 1 13 28 -15 20
........................................................
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 97 2025
MINIMUM TEMPERATURE (F) 50 35 2016
SUNRISE AND SUNSET
MAY 15 2026...........SUNRISE 5:33 AM CDT SUNSET 8:05 PM CDT
MAY 16 2026...........SUNRISE 5:32 AM CDT SUNSET 8:06 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page