Climatological Report (Daily)
Issued by NWS

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
394
CDUS43 KLOT 190632
CLIORD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1232 AM CST SUN JAN 19 2025

...................................

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR JANUARY 18 2025...

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)
 YESTERDAY
  MAXIMUM         40  12:14 AM  61    1996  31      9       28
  MINIMUM         14  11:59 PM -21    1994  18     -4       12
  AVERAGE         27                        25      2       20

PRECIPITATION (IN)
  YESTERDAY        0.00          1.51 1876   0.06  -0.06     0.06
  MONTH TO DATE    0.20                      1.21  -1.01     2.18
  SINCE DEC 1      2.13                      3.32  -1.19     5.15
  SINCE JAN 1      0.20                      1.21  -1.01     2.18

SNOWFALL (IN)
  YESTERDAY        0.0           5.3  1943   0.4   -0.4      0.8
  MONTH TO DATE    3.9                       6.1   -2.2     15.0
  SINCE DEC 1      6.3                      13.7   -7.4     16.2
  SINCE JUL 1      9.2                      15.7   -6.5     18.9
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       38                        40     -2       45
  MONTH TO DATE  752                       708     44      741
  SINCE DEC 1   1765                      1777    -12     1539
  SINCE JUL 1   2532                      2928   -396     2503

 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     N (360)
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION     N (10)
  AVERAGE WIND SPEED    13.5


SKY COVER
  AVERAGE SKY COVER 0.8


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    70          12:00 AM
 LOWEST     36          11:00 PM
 AVERAGE    53

..........................................................


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   31        57      1933
 MINIMUM TEMPERATURE (F)   18       -23      1985


SUNRISE AND SUNSET
JANUARY 19 2025.......SUNRISE   7:15 AM CST   SUNSET   4:51 PM CST
JANUARY 20 2025.......SUNRISE   7:14 AM CST   SUNSET   4:52 PM CST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




$$