National Weather Service Record for O’Hare International Airport for Friday, January 1 2021

Weather Map Issued Friday January 1, 2021 at 4:19 AM EST (Prepared by Hurley with WPC/SPC/NHC forecasts)
Weather Map Issued Friday January 1, 2021 at 4:19 AM EST (Prepared by Hurley with WPC/SPC/NHC forecasts).

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CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1244 AM CST SAT JAN 02 2021

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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR JANUARY 1 2021...

CLIMATE NORMAL PERIOD: 1981 TO 2010
CLIMATE RECORD PERIOD: 1871 TO 2021


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         35   5:52 PM  65    1876  32      3       42
  MINIMUM         19   2:38 AM -10    1969  17      2       21
  AVERAGE         27                        24      3       32

PRECIPITATION (IN)
  YESTERDAY        0.38          1.33 1948   0.06   0.32     0.00
  MONTH TO DATE    0.38                      0.06   0.32     0.00
  SINCE DEC 1      2.93                      2.31   0.62     1.55
  SINCE JAN 1      0.38                      0.06   0.32     0.00

SNOWFALL (IN)
  YESTERDAY        1.3           5.0  1918   0.3    1.0      0.0
  MONTH TO DATE    1.3                       0.3    1.0      0.0
  SINCE DEC 1      4.1                       8.5   -4.4      2.0
  SINCE JUL 1      4.8                       9.9   -5.1     10.3
  SNOW DEPTH       1

DEGREE DAYS
 HEATING
  YESTERDAY       38                        41     -3       33
  MONTH TO DATE   38                        41     -3       33
  SINCE DEC 1   1028                      1196   -168      988
  SINCE JUL 1   2027                      2452   -425     2341

 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    23   HIGHEST WIND DIRECTION    NE (40)
  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION    NE (50)
  AVERAGE WIND SPEED    11.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  LT FREEZING RAIN
  SNOW
  LIGHT SNOW
  SLEET
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92           5:00 PM
 LOWEST     81           3:00 AM
 AVERAGE    87

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   31        61      2004
 MINIMUM TEMPERATURE (F)   17       -16      1879


SUNRISE AND SUNSET
JANUARY  2 2021.......SUNRISE   7:20 AM CST   SUNSET   4:32 PM CST
JANUARY  3 2021.......SUNRISE   7:20 AM CST   SUNSET   4:33 PM CST


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






Friday, January 1, 2021 Weather Data O’Hare International Airport (SOURCE: NWS Chicago)
Friday, January 1, 2021 Weather Data O’Hare International Airport (SOURCE: NWS Chicago).

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Weather Map Issued Friday January 1, 2021 at 4:19 AM EST (Prepared by Hurley with WPC/SPC/NHC forecasts)
Weather Map Issued Friday January 1, 2021 at 4:19 AM EST (Prepared by Hurley with WPC/SPC/NHC forecasts).

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