Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KLOT 200645
CLIMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
145 AM CDT SUN JUL 20 2025
...................................
...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR JULY 19 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1928 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 85 5:00 PM 104 1930 85 0 80
MINIMUM 75 5:16 AM 55 1929 68 7 61
1947
AVERAGE 80 77 3 71
PRECIPITATION (IN)
YESTERDAY 0.17 3.69 1990 0.11 0.06 0.00
MONTH TO DATE 2.42 2.13 0.29 5.24
SINCE JUN 1 7.79 6.14 1.65 8.68
SINCE JAN 1 17.36 18.62 -1.26 24.66
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 9 24 -15 3
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 15 12 3 6
MONTH TO DATE 265 218 47 217
SINCE JUN 1 589 440 149 539
SINCE JAN 1 640 522 118 652
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (160)
AVERAGE WIND SPEED 7.2
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RAIN
LIGHT RAIN
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 82 12:00 PM
LOWEST 57 5:00 PM
AVERAGE 70
..........................................................
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 103 1934
MINIMUM TEMPERATURE (F) 68 50 1941
SUNRISE AND SUNSET
JULY 20 2025..........SUNRISE 5:34 AM CDT SUNSET 8:20 PM CDT
JULY 21 2025..........SUNRISE 5:35 AM CDT SUNSET 8:20 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$