Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KLOT 252143
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
443 PM CDT WED SEP 25 2024
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 25 2024...
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 77 2:26 PM 92 2017 72 5 75
MINIMUM 57 6:10 AM 30 1942 53 4 64
AVERAGE 67 63 4 70
PRECIPITATION (IN)
TODAY 0.00 1.85 1961 0.11 -0.11 0.11
MONTH TO DATE 1.31 2.70 -1.39 2.97
SINCE SEP 1 1.31 2.70 -1.39 2.97
SINCE JAN 1 28.17 29.41 -1.24 27.23
SNOWFALL (IN)
TODAY 0.0 T 1928 0.0 0.0 0.0
1942
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE SEP 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 4 -4 0
MONTH TO DATE 15 49 -34 13
SINCE SEP 1 15 49 -34 13
SINCE JUL 1 15 55 -40 15
COOLING
TODAY 2 2 0 5
MONTH TO DATE 169 108 61 137
SINCE SEP 1 169 108 61 137
SINCE JAN 1 1155 980 175 1071
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 5.2
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 4:00 AM
LOWEST 42 3:00 PM
AVERAGE 66
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 92 2017
MINIMUM TEMPERATURE (F) 53 35 1928
SUNRISE AND SUNSET
SEPTEMBER 25 2024.....SUNRISE 6:43 AM CDT SUNSET 6:43 PM CDT
SEPTEMBER 26 2024.....SUNRISE 6:44 AM CDT SUNSET 6:41 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$