707
CDUS43 KLOT 230638
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
138 AM CDT FRI MAY 23 2025
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR MAY 22 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 57 3:26 PM 94 1925 73 -16 80
MINIMUM 46 11:59 PM 36 2006 53 -7 61
AVERAGE 52 63 -11 71
PRECIPITATION (IN)
YESTERDAY T 1.62 1983 0.15 -0.15 0.00
MONTH TO DATE 1.01 3.26 -2.25 3.05
SINCE MAR 1 6.66 9.46 -2.80 10.11
SINCE JAN 1 9.16 13.42 -4.26 14.26
SNOWFALL (IN)
YESTERDAY 0.0 T 1941 0.0 0.0 0.0
1953
2011
MONTH TO DATE T 0.0 0.0 0.0
SINCE MAR 1 2.8 6.8 -4.0 1.0
SINCE JUL 1 17.6 38.4 -20.8 22.2
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 13 5 8 0
MONTH TO DATE 175 162 13 54
SINCE MAR 1 1233 1438 -205 1067
SINCE JUL 1 5368 5907 -539 4755
COOLING
YESTERDAY 0 3 -3 6
MONTH TO DATE 26 33 -7 57
SINCE MAR 1 34 43 -9 66
SINCE JAN 1 34 43 -9 66
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 7.3
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 1:00 AM
LOWEST 57 3:00 PM
AVERAGE 75
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 92 1921
1964
1977
MINIMUM TEMPERATURE (F) 53 37 1917
SUNRISE AND SUNSET
MAY 23 2025...........SUNRISE 5:24 AM CDT SUNSET 8:13 PM CDT
MAY 24 2025...........SUNRISE 5:23 AM CDT SUNSET 8:14 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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