Climatological Report (Daily)
Issued by NWS
Issued by NWS
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298
CDUS43 KLOT 020638
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
138 AM CDT WED JUL 02 2025
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR JULY 1 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 87 4:17 PM 103 1956 84 3 75
MINIMUM 70 4:46 AM 46 1982 65 5 54
AVERAGE 79 75 4 65
PRECIPITATION (IN)
YESTERDAY 0.00 1.56 1901 0.11 -0.11 0.00
MONTH TO DATE 0.00 0.11 -0.11 0.00
SINCE JUN 1 3.63 4.21 -0.58 3.10
SINCE JAN 1 13.13 18.86 -5.73 18.37
SNOWFALL (IN)
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE JUN 1 0.0 0.0 0.0 T
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 13 31 -18 6
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 14 10 4 0
MONTH TO DATE 14 10 4 0
SINCE JUN 1 310 209 101 278
SINCE JAN 1 344 279 65 358
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 7.3
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 79 3:00 AM
LOWEST 39 4:00 PM
AVERAGE 59
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 99 1970
MINIMUM TEMPERATURE (F) 65 49 1984
2001
SUNRISE AND SUNSET
JULY 2 2025..........SUNRISE 5:21 AM CDT SUNSET 8:31 PM CDT
JULY 3 2025..........SUNRISE 5:21 AM CDT SUNSET 8:30 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$