087
CDUS43 KLOT 270634
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
134 AM CDT TUE MAY 27 2025
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR MAY 26 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 67 2:03 PM 94 1911 74 -7 73
MINIMUM 46 2:09 AM 34 1983 54 -8 58
AVERAGE 57 64 -7 66
PRECIPITATION (IN)
YESTERDAY 0.00 1.78 1913 0.13 -0.13 0.74
MONTH TO DATE 1.02 3.81 -2.79 3.85
SINCE MAR 1 6.67 10.01 -3.34 10.91
SINCE JAN 1 9.17 13.97 -4.80 15.06
SNOWFALL (IN)
YESTERDAY 0.0 T 1889 0.0 0.0 0.0
1907
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 8 4 4 0
MONTH TO DATE 212 180 32 54
SINCE MAR 1 1270 1456 -186 1067
SINCE JUL 1 5405 5925 -520 4755
COOLING
YESTERDAY 0 3 -3 1
MONTH TO DATE 26 45 -19 70
SINCE MAR 1 34 55 -21 79
SINCE JAN 1 34 55 -21 79
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 10.4
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 80 12:00 AM
LOWEST 45 4:00 PM
AVERAGE 63
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 97 2012
2018
MINIMUM TEMPERATURE (F) 54 33 1992
SUNRISE AND SUNSET
MAY 27 2025...........SUNRISE 5:21 AM CDT SUNSET 8:17 PM CDT
MAY 28 2025...........SUNRISE 5:21 AM CDT SUNSET 8:18 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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