Pontiac, IL Weather History | Weather Underground

Summary

Temperature (°F)	Max	Average	Min
Max Temperature	92	81.32	73
Avg Temperature	83.93	71.44	60.96
Min Temperature	80	62.65	48

Precipitation (in)	Max	Average	Min	Sum
Precipitation	0	0	0	0

Dew Point (°F)	Max	Average	Min
Dew Point	77.73	62.33	41.39

Wind (mph)	Max	Average	Min
Wind	-	-	-
Gust Wind	-	-	-

Sea Level Pressure (in)	Max	Average	Min
Sea Level Pressure	29.59	29.24	28.9

Daily Observations

Date	Temp High/Low	Dew Pt High/Low	Humidity	Max Wind	Wind Gust	Pressure
6/1/2026	83 °F / 60 °F	52 °F / 37 °F	42 %	-	-	29.34 in
6/2/2026	84 °F / 54 °F	47 °F / 29 °F	39 %	-	-	29.55 in
6/3/2026	84 °F / 48 °F	48 °F / 39 °F	43 %	-	-	29.56 in
6/4/2026	87 °F / 56 °F	58 °F / 48 °F	50 %	-	-	29.39 in
6/5/2026	83 °F / 71 °F	70 °F / 58 °F	64 %	-	-	29.21 in
6/6/2026	89 °F / 63 °F	76 °F / 63 °F	80 %	-	-	29.17 in
6/7/2026	82 °F / 69 °F	77 °F / 69 °F	97 %	-	-	29.22 in
6/8/2026	79 °F / 71 °F	77 °F / 71 °F	97 %	-	-	29.24 in
6/9/2026	88 °F / 71 °F	78 °F / 71 °F	87 %	-	-	29.21 in
6/10/2026	90 °F / 66 °F	77 °F / 66 °F	89 %	-	-	29.11 in
6/11/2026	83 °F / 65 °F	79 °F / 65 °F	92 %	-	-	29.07 in
6/12/2026	80 °F / 60 °F	67 °F / 57 °F	71 %	-	-	29.25 in
6/13/2026	79 °F / 60 °F	71 °F / 59 °F	79 %	-	-	29.22 in
6/14/2026	72 °F / 59 °F	71 °F / 50 °F	79 %	-	-	29.2 in
6/15/2026	76 °F / 54 °F	55 °F / 48 °F	64 %	-	-	29.26 in
6/16/2026	76 °F / 58 °F	59 °F / 44 °F	64 %	-	-	29.03 in
6/17/2026	73 °F / 54 °F	70 °F / 49 °F	89 %	-	-	28.85 in
6/18/2026	74 °F / 61 °F	65 °F / 57 °F	74 %	-	-	29.04 in
6/19/2026	78 °F / 57 °F	63 °F / 53 °F	72 %	-	-	29.27 in
6/20/2026	78 °F / 60 °F	63 °F / 52 °F	69 %	-	-	29.27 in
6/21/2026	68 °F / 58 °F	63 °F / 58 °F	95 %	-	-	29.17 in
6/22/2026	76 °F / 58 °F	61 °F / 55 °F	80 %	-	-	29.28 in
6/23/2026	78 °F / 54 °F	65 °F / 52 °F	71 %	-	-	29.47 in
6/24/2026	79 °F / 59 °F	72 °F / 58 °F	82 %	-	-	29.34 in
6/25/2026	80 °F / 59 °F	70 °F / 59 °F	80 %	-	-	29.26 in
6/26/2026	70 °F / 63 °F	67 °F / 62 °F	94 %	-	-	29.32 in
6/27/2026	79 °F / 64 °F	72 °F / 64 °F	91 %	-	-	29.24 in
6/28/2026	85 °F / 65 °F	78 °F / 65 °F	90 %	-	-	29.2 in
6/29/2026	90 °F / 74 °F	80 °F / 74 °F	87 %	-	-	29.23 in
6/30/2026	92 °F / 76 °F	80 °F / 76 °F	82 %	-	-	29.25 in