938
CDUS43 KLOT 310632
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT SAT MAY 31 2025
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR MAY 30 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 73 6:42 PM 93 1942 75 -2 70
1953
MINIMUM 53 4:04 AM 35 1873 55 -2 45
AVERAGE 63 65 -2 58
PRECIPITATION (IN)
YESTERDAY T 1.49 2004 0.13 -0.13 0.00
MONTH TO DATE 1.35 4.35 -3.00 4.06
SINCE MAR 1 7.00 10.55 -3.55 11.12
SINCE JAN 1 9.50 14.51 -5.01 15.27
SNOWFALL (IN)
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0
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 2 3 -1 7
MONTH TO DATE 227 195 32 68
SINCE MAR 1 1285 1471 -186 1081
SINCE JUL 1 5420 5940 -520 4769
COOLING
YESTERDAY 0 4 -4 0
MONTH TO DATE 26 59 -33 71
SINCE MAR 1 34 69 -35 80
SINCE JAN 1 34 69 -35 80
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 7.1
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 3:00 AM
LOWEST 42 6:00 PM
AVERAGE 64
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 98 1934
MINIMUM TEMPERATURE (F) 56 35 1873
SUNRISE AND SUNSET
MAY 31 2025...........SUNRISE 5:19 AM CDT SUNSET 8:20 PM CDT
JUNE 1 2025..........SUNRISE 5:19 AM CDT SUNSET 8:21 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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