Argonne National Laboratory Weather Observatory

Aug 16, 2026 05:45 AM CDT
70.9° F
21.6° C
Lat 41 42' 04" N
Long 87 59' 42" W
Elevation 230 m asl
Humidity
100.0%
Wind Chill
70.9° F
21.6° C
Pressure
29.4 in
99.5 kPa
Wind
SW 6.2 mph
275.0 cm/s
Precipitation
None
WBGT
70.5° F
21.4° C