Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KLOT 302136
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
436 PM CDT SUN MAR 30 2025
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR MARCH 30 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 75 1:10 PM 79 1986 53 22 61
1998
MINIMUM 43 1:09 AM 12 1964 35 8 40
1969
AVERAGE 59 44 15 51
PRECIPITATION (IN)
TODAY 0.10 1.84 2017 0.09 0.01 0.40
MONTH TO DATE 2.98 2.36 0.62 3.33
SINCE MAR 1 2.98 2.36 0.62 3.33
SINCE JAN 1 5.48 6.32 -0.84 7.48
SNOWFALL (IN)
TODAY 0.0 7.8 1926 0.1 -0.1 0.0
MONTH TO DATE 2.8 5.4 -2.6 1.0
SINCE MAR 1 2.8 5.4 -2.6 1.0
SINCE JUL 1 17.6 37.0 -19.4 22.2
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 6 21 -15 14
MONTH TO DATE 605 787 -182 623
SINCE MAR 1 605 787 -182 623
SINCE JUL 1 4740 5256 -516 4311
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 49 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 9.8
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 7:00 AM
LOWEST 54 1:00 PM
AVERAGE 76
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 53 87 1981
MINIMUM TEMPERATURE (F) 35 12 1923
1969
SUNRISE AND SUNSET
MARCH 30 2025.........SUNRISE 6:37 AM CDT SUNSET 7:15 PM CDT
MARCH 31 2025.........SUNRISE 6:36 AM CDT SUNSET 7:16 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$