Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KLOT 280641
CLIMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1241 AM CST FRI FEB 28 2025
...................................
...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR FEBRUARY 27 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 51 2:15 PM 75 1976 41 10 74
MINIMUM 35 11:39 PM -6 1879 26 9 53
1934
AVERAGE 43 34 9 64
PRECIPITATION (IN)
YESTERDAY T 0.85 2023 0.06 -0.06 0.32
MONTH TO DATE 0.20 1.39 -1.19 0.67
SINCE DEC 1 3.29 4.66 -1.37 5.63
SINCE JAN 1 1.36 2.87 -1.51 2.96
DEGREE DAYS
HEATING
YESTERDAY 22 31 -9 1
MONTH TO DATE 986 956 30 634
SINCE DEC 1 3214 3207 7 2538
SINCE JUL 1 3920 4291 -371 3490
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 11.0
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 5:00 AM
LOWEST 44 4:00 PM
AVERAGE 68
..........................................................
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 41 64 2016
MINIMUM TEMPERATURE (F) 27 1 2015
SUNRISE AND SUNSET
FEBRUARY 28 2025......SUNRISE 6:27 AM CST SUNSET 5:41 PM CST
MARCH 1 2025.........SUNRISE 6:25 AM CST SUNSET 5:42 PM CST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$