Climatological Report (Daily)
Issued by NWS
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114
CDUS43 KLOT 120634
CLIMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
134 AM CDT MON MAY 12 2025
...................................
...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR MAY 11 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 72 2:05 PM 91 2022 69 3 71
MINIMUM 45 4:32 AM 32 1981 50 -5 52
AVERAGE 59 60 -1 62
PRECIPITATION (IN)
YESTERDAY 0.00 3.30 1966 0.14 -0.14 T
MONTH TO DATE 0.45 1.48 -1.03 2.96
SINCE MAR 1 7.03 6.93 0.10 11.44
SINCE JAN 1 8.39 9.87 -1.48 14.42
DEGREE DAYS
HEATING
YESTERDAY 6 7 -1 3
MONTH TO DATE 92 89 3 30
SINCE MAR 1 1069 1316 -247 975
SINCE JUL 1 5007 5639 -632 4524
COOLING
YESTERDAY 0 2 -2 0
MONTH TO DATE 0 14 -14 16
SINCE MAR 1 13 25 -12 33
SINCE JAN 1 13 25 -12 33
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 7.9
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 71 5:00 AM
LOWEST 33 5:00 PM
AVERAGE 52
..........................................................
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 95 2022
MINIMUM TEMPERATURE (F) 51 28 1981
SUNRISE AND SUNSET
MAY 12 2025...........SUNRISE 5:34 AM CDT SUNSET 8:01 PM CDT
MAY 13 2025...........SUNRISE 5:33 AM CDT SUNSET 8:02 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$