531
CDUS43 KLOT 220639
CLILOT
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
139 AM CDT THU MAY 22 2025
...............................
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR MAY 21 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 55 89 2024 74 -19 89
MINIMUM 48 32 2002 52 -4 62
AVERAGE 52 63 -11 76
PRECIPITATION (IN)
YESTERDAY 0.05 1.08 2018 0.15 -0.10 0.00
MONTH TO DATE 1.33 3.28 -1.95 3.94
SINCE MAR 1 9.17 10.10 -0.93 15.58
SINCE JAN 1 10.59 14.27 -3.68 19.43
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 13 4 9 0
MONTH TO DATE 149 146 3 50
SINCE MAR 1 1212 1400 -188 1068
SINCE JUL 1 5550 6006 -456 5028
COOLING
YESTERDAY 0 3 -3 11
MONTH TO DATE 38 33 5 43
SINCE MAR 1 44 43 1 59
SINCE JAN 1 44 43 1 59
........................................................
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 88 2007
MINIMUM TEMPERATURE (F) 52 32 1997
SUNRISE AND SUNSET
MAY 22 2025...........SUNRISE 5:27 AM CDT SUNSET 8:12 PM CDT
MAY 23 2025...........SUNRISE 5:26 AM CDT SUNSET 8:13 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