Monticello, IL 20 December Weather

Altitude - 201m | 40°1′41″N,88°34′23″W | map (OSM)

Monticello, IL

°F

9:30 pmClear12mphSE

Fri, December 19, 202510:10 PM (GMT -06:00)

Saturday Dec 20 2025	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	27°	29°	32°	36°	44°	43°	35°	32°
wind	15mph	18mph	18mph	18mph	16mph	11mph	8mph	10mph
pressure in	29.25	29.17	29.12	29.12	29.11	29.16	29.28	29.41

Friday Dec 20 2024	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	35°	30°	29°	30°	34°	33°	28°	25°
wind	13mph	18mph	21mph	24mph	23mph	21mph	13mph	11mph
pressure in	29.26	29.28	29.31	29.40	29.48	29.56	29.63	29.66

Wednesday Dec 20 2023	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	29°	28°	27°	32°	42°	45°	37°	35°
wind	11mph	10mph	10mph	11mph	11mph	8mph	7mph	6mph
pressure in	29.57	29.57	29.59	29.62	29.60	29.57	29.58	29.61

* Monticello, IL weather for December 20 is prepared on the basis of GFS data and is intended for personal use in the "as is" (as is) format. You can see on this page Monticello, IL Weather for December 20, as well as compare air temperature with the climate norm for this date. Perhaps you will be interested - for comparison, the actual weather on December 20 for previous years is presented.