Byron, IL Current Weather Conditions

Current weather observations and 72-hour history for Byron, IL. • View 5-Day Forecast ›

▼Current Conditions — Byron, IL

FREEPORT (KFEP)

Partly Cloudy

69.6 F

Humidity:	84%
Wind Speed:	13.9 G 19.7 mph
Barometer:	29.55 in
Dewpoint:	64.6 F
Visibility:	10.00 mi
Precip:	--
Heat Index:	NA
Wind Chill:	NA

Apr 27 2026, 06:15 PM CDT

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▼Hourly Observation History — Byron, IL

Time	Wind (mph)	Vis (mi)	Weather	Precip (in)	Temperature (F)		Relative Humidity	Wind Chill (F)	Heat Index (F)	Pressure
Time	Wind (mph)	Vis (mi)	Weather	Precip (in)	Air	Dwpt	Relative Humidity	Wind Chill (F)	Heat Index (F)	altimeter (in)	sea level (mb)
06:15 PM CDT	13.9 G 19.7	10.00	Partly Cloudy	--	69.6	64.6	84%	NA	NA	29.55	1000.7
05:55 PM CDT	19.7 G 25.3	10.00	Mostly Cloudy and Windy	--	70.3	64.8	83%	NA	70.9	29.58	1001.7
05:35 PM CDT	21.9 G 26.4	10.00	Partly Cloudy and Windy	--	70.7	64.4	80%	NA	71.2	29.58	1001.7
05:15 PM CDT	18.3 G 21.9	10.00	Cloudy	--	70.9	64.6	80%	NA	71.4	29.57	1001.4
04:55 PM CDT	19.7 G 25.3	10.00	Cloudy and Windy	--	69.4	63.5	81%	NA	NA	29.57	1001.4
04:35 PM CDT	18.3 G 27.7	10.00	Cloudy	--	69.1	62.6	80%	NA	NA	29.57	1001.4
04:15 PM CDT	21.9 G 30.0	10.00	Mostly Cloudy and Windy	--	70.5	62.8	77%	NA	70.9	29.56	1001.0
03:55 PM CDT	G 31.1	10.00	Partly Cloudy	--	71.6	62.8	74%	NA	72.0	29.55	1000.7
03:35 PM CDT	S 19.7 G 28.9	10.00	Clear and Windy	--	70.0	63.1	79%	NA	NA	29.55	1000.7
03:15 PM CDT	S 23.0 G 30.0	10.00	Partly Cloudy and Windy	--	69.6	63.5	81%	NA	NA	29.55	1000.7
02:55 PM CDT	G 33.3	10.00	Mostly Cloudy	--	NULL		%	NA	NA		M
02:35 PM CDT	G 35.8	10.00	Partly Cloudy	--	68.5	62.4	81%	NA	NA	29.56	1001.0
02:15 PM CDT	G 34.4	10.00	Partly Cloudy	--	67.1	62.4	85%	NA	NA	29.56	1001.0
01:55 PM CDT	G 33.3	10.00	Clear	--	65.7	62.4	89%	NA	NA	29.56	1001.0
01:35 PM CDT	21.9 G 28.9	10.00	Partly Cloudy and Windy	--	63.7	62.2	95%	NA	NA	29.55	1000.7
01:15 PM CDT	17.2 G 27.7	10.00	Partly Cloudy	--	63.1	61.9	96%	NA	NA	29.54	1000.3
12:55 PM CDT	SE 17.2	10.00	Mostly Cloudy	--	61.2	59.7	95%	NA	NA	29.54	1000.3
12:35 PM CDT	G 35.8	10.00	Mostly Cloudy	--	59.5	58.1	95%	NA	NA		M
12:15 PM CDT	G 40.3	10.00	Mostly Cloudy	--	57.4	55.8	94%	NA	NA		M
11:55 AM CDT	G 51.9	3.00	Mostly Cloudy	00.23	55.8	54.5	96%	NA	NA		M
11:35 AM CDT	G 25.3	2.00	Cloudy	00.18	56.3	55.0	96%	NA	NA	29.76	1007.8
11:15 AM CDT	S 16.1 G 20.8	3.00	Cloudy	00.07	56.5	55.4	96%	NA	NA	29.78	1008.5
10:55 AM CDT	16.1	1.50	Cloudy	00.13	57.0	55.6	95%	NA	NA	29.77	1008.1
10:35 AM CDT	16.1	10.00	Cloudy	00.01	58.1	55.0	90%	NA	NA	29.75	1007.5
10:15 AM CDT	SE 17.2 G 21.9	10.00	Cloudy	--	58.6	54.7	87%	NA	NA	29.72	1006.4
09:55 AM CDT	SE 17.2 G 21.9	10.00	Thunderstorms	--	59.0	54.5	85%	NA	NA	29.73	1006.8
09:35 AM CDT	17.2 G 26.4	10.00	Cloudy	--	59.0	54.3	84%	NA	NA	29.74	1007.1
09:15 AM CDT	SE 21.9 G 27.7	10.00	Cloudy and Windy	--	59.2	53.6	82%	NA	NA	29.75	1007.5
08:55 AM CDT	SE 21.9 G 28.9	10.00	Cloudy and Windy	--	59.0	53.6	82%	NA	NA	29.74	1007.1
08:35 AM CDT	SE 15.0	10.00	NULL	--	59.0	52.9	80%	NA	NA	29.77	1008.1
08:15 AM CDT	SE 18.3 G 26.4	10.00	Cloudy	--	58.6	52.9	81%	NA	NA	29.78	1008.5
07:55 AM CDT	G 26.4	10.00	Cloudy	--	58.3	52.7	82%	NA	NA	29.78	1008.5
07:35 AM CDT	SE 17.2 G 21.9	10.00	Cloudy	--	58.1	52.9	83%	NA	NA	29.79	1008.8
07:15 AM CDT	G 25.3	10.00	Partly Cloudy	--	57.4	52.9	85%	NA	NA	29.79	1008.8
06:55 AM CDT	SE 17.2 G 23.0	10.00	Mostly Cloudy	--	56.5	53.2	89%	NA	NA	29.81	1009.2
06:35 AM CDT	SE 18.3 G 23.0	10.00	Cloudy	--	56.3	53.2	89%	NA	NA	29.81	1009.5
06:15 AM CDT	SE 19.7 G 25.3	10.00	Cloudy and Windy	--	56.8	52.5	85%	NA	NA	29.82	1009.8
05:55 AM CDT	SE 17.2 G 24.2	10.00	Mostly Cloudy	--	57.2	52.2	83%	NA	NA	29.83	1010.2
05:35 AM CDT	SE 19.7 G 25.3	10.00	Partly Cloudy and Windy	--	57.2	52.0	83%	NA	NA	29.82	1009.8
05:15 AM CDT	SE 18.3 G 23.0	10.00	Mostly Cloudy	--	56.5	52.0	85%	NA	NA	29.84	1010.5
04:55 AM CDT	SE 16.1 G 23.0	10.00	Partly Cloudy	--	55.9	51.8	86%	NA	NA	29.84	1010.5
04:35 AM CDT	SE 16.1 G 20.8	10.00	Partly Cloudy	--	55.4	51.4	87%	NA	NA	29.84	1010.5
04:15 AM CDT	SE 15.0	10.00	Partly Cloudy	--	54.7	51.1	88%	NA	NA	29.84	1010.5
03:55 AM CDT	SE 19.7 G 25.3	10.00	Clear and Windy	--	54.5	50.9	88%	NA	NA	29.84	1010.5
03:40 AM CDT	SE 19.7 G 27.7	10.00	Partly Cloudy and Windy	--	54.1	50.9	89%	NA	NA	29.84	1010.5
03:15 AM CDT	SE 17.2 G 21.9	10.00	Mostly Cloudy	--	53.8	50.5	89%	NA	NA	29.87	1011.5
02:55 AM CDT	15.0 G 19.7	10.00	Clear	--	53.2	50.2	89%	NA	NA	29.89	1012.2
02:35 AM CDT	15.0 G 20.8	10.00	Clear	--	53.6	50.2	88%	NA	NA	29.89	1012.2
02:15 AM CDT	16.1 G 21.9	10.00	Partly Cloudy	--	54.1	50.4	87%	NA	NA	29.90	1012.5
01:55 AM CDT	SE 18.3 G 23.0	10.00	Partly Cloudy	--	54.3	50.4	86%	NA	NA	29.91	1012.9
01:35 AM CDT	G 25.3	10.00	Clear	--	54.9	50.5	85%	NA	NA	29.91	1012.9
01:15 AM CDT	18.3 G 25.3	10.00	Clear	--	55.4	50.9	85%	NA	NA	29.94	1013.6
12:35 AM CDT	SE 18.3 G 24.2	10.00	Partly Cloudy	--	56.5	50.9	82%	NA	NA	29.94	1013.9
12:15 AM CDT	SE 13.9 G 19.7	10.00	Partly Cloudy	--	56.7	50.9	81%	NA	NA	29.96	1014.6
11:55 PM CDT	13.9	10.00	Clear	--	56.3	50.5	81%	NA	NA	29.96	1014.6
11:35 PM CDT	13.9	10.00	Clear	--	56.7	50.4	79%	NA	NA	29.96	1014.6
11:15 PM CDT	11.4	10.00	Clear	--	56.5	50.2	79%	NA	NA	29.96	1014.6
10:55 PM CDT	12.8 G 19.7	10.00	Clear	--	56.3	50.2	80%	NA	NA	29.96	1014.6
10:35 PM CDT	12.8	10.00	Clear	--	56.3	50.2	80%	NA	NA	29.96	1014.6
10:15 PM CDT	12.8	10.00	Clear	--	55.8	50.0	81%	NA	NA	29.96	1014.6
09:55 PM CDT	E 12.8	10.00	Clear	--	55.9	50.0	80%	NA	NA	29.97	1014.9
09:35 PM CDT	E 12.8	10.00	Clear	--	56.5	50.2	79%	NA	NA	29.97	1014.9
09:15 PM CDT	E 13.9	10.00	Clear	--	57.2	50.4	78%	NA	NA	29.97	1014.9
08:55 PM CDT	E 12.8	10.00	Clear	--	57.6	50.7	78%	NA	NA	29.97	1014.9
08:35 PM CDT	E 9.2	10.00	NULL	--	58.8	50.2	73%	NA	NA	29.96	1014.6
08:15 PM CDT	E 11.4	10.00	Clear	--	59.7	50.0	70%	NA	NA	29.96	1014.6
07:55 PM CDT	E 10.3	10.00	Clear	--	60.8	50.0	68%	NA	NA	29.96	1014.6
07:35 PM CDT	E 11.4	10.00	Clear	--	61.7	49.5	64%	NA	NA	29.96	1014.6
07:15 PM CDT	E 10.3	10.00	Clear	--	62.8	49.5	62%	NA	NA	29.96	1014.6
06:55 PM CDT	E 13.9	10.00	Clear	--	64.0	49.1	58%	NA	NA	29.96	1014.6
06:35 PM CDT	E 12.8	10.00	Clear	--	64.8	49.1	57%	NA	NA	29.96	1014.6
06:15 PM CDT	E 13.9	10.00	Clear	--	65.3	48.9	55%	NA	NA	29.97	1014.9