924
CDUS43 KLOT 190633
CLILOT
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT MON MAY 19 2025
...............................
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR MAY 18 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 69 93 1998 73 -4 84
MINIMUM 45 31 2002 51 -6 59
AVERAGE 57 62 -5 72
PRECIPITATION (IN)
YESTERDAY 0.00 1.22 2000 0.16 -0.16 0.00
MONTH TO DATE 0.50 2.81 -2.31 3.93
SINCE MAR 1 8.34 9.63 -1.29 15.57
SINCE JAN 1 9.76 13.80 -4.04 19.42
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 2.7 5.1 -2.4 0.6
SINCE JUL 1 17.5 33.2 -15.7 18.7
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 8 5 3 0
MONTH TO DATE 109 132 -23 50
SINCE MAR 1 1172 1386 -214 1068
SINCE JUL 1 5510 5992 -482 5028
COOLING
YESTERDAY 0 2 -2 7
MONTH TO DATE 38 26 12 19
SINCE MAR 1 44 36 8 35
SINCE JAN 1 44 36 8 35
........................................................
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 92 1996
MINIMUM TEMPERATURE (F) 51 38 1993
SUNRISE AND SUNSET
MAY 19 2025...........SUNRISE 5:29 AM CDT SUNSET 8:09 PM CDT
MAY 20 2025...........SUNRISE 5:28 AM CDT SUNSET 8:10 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