Climatological Report (Daily)
Issued by NWS
Issued by NWS
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771
CDUS43 KLOT 050637
CLIMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
137 AM CDT SAT APR 05 2025
...................................
...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR APRIL 4 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 50 1:51 PM 80 1929 55 -5 43
MINIMUM 42 6:05 AM 16 1975 38 4 38
AVERAGE 46 46 0 41
PRECIPITATION (IN)
YESTERDAY 0.18 1.90 1947 0.09 0.09 0.05
MONTH TO DATE 1.86 0.35 1.51 0.87
SINCE MAR 1 5.25 2.23 3.02 4.87
SINCE JAN 1 6.61 5.17 1.44 7.85
DEGREE DAYS
HEATING
YESTERDAY 19 19 0 24
MONTH TO DATE 66 77 -11 83
SINCE MAR 1 655 865 -210 685
SINCE JUL 1 4593 5188 -595 4234
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 2 -2 0
SINCE JAN 1 0 2 -2 0
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 10.4
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 10:00 PM
LOWEST 54 8:00 AM
AVERAGE 72
..........................................................
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 56 85 1988
MINIMUM TEMPERATURE (F) 38 18 1979
SUNRISE AND SUNSET
APRIL 5 2025.........SUNRISE 6:27 AM CDT SUNSET 7:21 PM CDT
APRIL 6 2025.........SUNRISE 6:25 AM CDT SUNSET 7:22 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$