937
CDUS43 KLOT 162138
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
438 PM CDT FRI MAY 16 2025
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR MAY 16 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 87 2:59 PM 94 1962 71 16 75
MINIMUM 63 4:49 AM 33 1997 51 12 52
AVERAGE 75 61 14 64
PRECIPITATION (IN)
TODAY 0.00 1.38 1974 0.15 -0.15 0.48
MONTH TO DATE 0.33 2.37 -2.04 3.05
SINCE MAR 1 5.98 8.57 -2.59 10.11
SINCE JAN 1 8.48 12.53 -4.05 14.26
SNOWFALL (IN)
TODAY 0.0 T 2019 0.0 0.0 0.0
MONTH TO DATE 0.0 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
TODAY 0 6 -6 1
MONTH TO DATE 106 129 -23 54
SINCE MAR 1 1164 1405 -241 1067
SINCE JUL 1 5299 5874 -575 4755
COOLING
TODAY 10 2 8 0
MONTH TO DATE 27 20 7 16
SINCE MAR 1 35 30 5 25
SINCE JAN 1 35 30 5 25
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION S (160)
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION S (160)
AVERAGE WIND SPEED 12.2
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 60 3:00 AM
LOWEST 22 3:00 PM
AVERAGE 41
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 71 94 1962
MINIMUM TEMPERATURE (F) 51 36 1973
2002
SUNRISE AND SUNSET
MAY 16 2025...........SUNRISE 5:30 AM CDT SUNSET 8:07 PM CDT
MAY 17 2025...........SUNRISE 5:29 AM CDT SUNSET 8:08 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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