171
CDUS43 KLOT 132134
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
434 PM CDT TUE MAY 13 2025
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR MAY 13 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 78 2:26 PM 89 1956 70 8 81
1991
2022
MINIMUM 62 4:51 AM 34 1888 50 12 62
1996
AVERAGE 70 60 10 72
PRECIPITATION (IN)
TODAY 0.00 1.49 2010 0.16 -0.16 0.12
MONTH TO DATE 0.33 1.93 -1.60 2.54
SINCE MAR 1 5.98 8.13 -2.15 9.60
SINCE JAN 1 8.48 12.09 -3.61 13.75
SNOWFALL (IN)
TODAY 0.0 T 1895 0.0 0.0 0.0
1953
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 7 -7 0
MONTH TO DATE 106 110 -4 40
SINCE MAR 1 1164 1386 -222 1053
SINCE JUL 1 5299 5855 -556 4741
COOLING
TODAY 5 2 3 7
MONTH TO DATE 5 14 -9 16
SINCE MAR 1 13 24 -11 25
SINCE JAN 1 13 24 -11 25
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 7.3
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 4:00 AM
LOWEST 56 2:00 PM
AVERAGE 73
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 92 1982
MINIMUM TEMPERATURE (F) 50 32 1895
SUNRISE AND SUNSET
MAY 13 2025...........SUNRISE 5:33 AM CDT SUNSET 8:04 PM CDT
MAY 14 2025...........SUNRISE 5:32 AM CDT SUNSET 8:05 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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