Alton, Illinois Weather Forecast

Local

Alton, IL, US

38.8906, -90.18428

Hourly Observations for September 23, 2017

		Temp ( °F °C )	Dew Point ( °F °C )	Humidity (%)	Winds ( mph kmh )	Pressure ( in mb )	Visibility ( mi km )
12:15 am 00:15	Clear	68 19.9	66 18.8	93 93	Calm	30.00 1016	10 16
12:35 am 00:35	Clear	69 20.3	66 19.1	93 93	Calm	30.00 1016	10 16
12:55 am 00:55	Clear	68 20	66 19	94 94	E 3 6	30.00 1016	10 16
1:15 am 01:15	Clear	68 19.9	66 18.8	93 93	E 3 6	30.00 1016	10 16
1:35 am 01:35	Clear	67 19.4	66 18.7	96 96	Calm	30.00 1016	10 16
1:55 am 01:55	Clear	66 19	65 18.1	95 95	Calm	30.03 1017	10 16
2:15 am 02:15	Clear	67 19.5	66 18.7	95 95	Calm	30.00 1016	10 16
2:35 am 02:35	Clear	67 19.2	65 18.6	96 96	Calm	30.00 1016	10 16
2:55 am 02:55	Clear	67 19.4	66 18.7	96 96	Calm	30.00 1016	10 16
3:15 am 03:15	Clear	66 19.1	65 18.6	97 97	Calm	30.03 1017	10 16
3:35 am 03:35	Clear	66 18.7	65 18.4	98 98	Calm	30.03 1017	10 16
3:55 am 03:55	Clear	65 18.6	65 18.5	99 99	Calm	30.03 1017	10 16
4:15 am 04:15	Clear	65 18.1	65 18.1	100 100	Calm	30.03 1017	7 11
4:35 am 04:35	Clear	65 18.3	65 18.1	99 99	E 3 6	30.03 1017	10 16
4:55 am 04:55	Clear	65 18.1	65 18.1	100 100	ENE 3 6	30.03 1017	7 11
5:15 am 05:15	Clear	65 18.1	65 18.1	100 100	Calm	30.03 1017	10 16
5:35 am 05:35	Clear	64 17.6	64 17.6	100 100	Calm	30.03 1017	7 11
5:55 am 05:55	Clear	64 18	64 18	100 100	Calm	30.03 1017	7 11
6:15 am 06:15	Clear	65 18.2	65 18.2	100 100	Calm	30.03 1017	10 16
6:35 am 06:35	Clear	64 17.6	64 17.6	100 100	E 3 6	30.06 1018	7 11
6:50 am 06:50	Mostly Sunny	64 18	64 18	100 100	VRB 3 6	30.06 1018	7 11
7:52 am 07:52	Mostly Sunny	68 20	66 19	94 94	VRB 3 6	30.03 1017	10 16
8:50 am 08:50	Mostly Sunny	73 23	68 20	83 83	VRB 3 6	30.06 1018	10 16
9:48 am 09:48	Mostly Sunny	82 28	70 21	66 66	VRB 5 7	30.06 1018	10 16
10:49 am 10:49	Mostly Sunny	86 30	70 21	59 59	SE 7 11	30.06 1018	10 16
11:45 am 11:45	Mostly Sunny	86 30	68 20	55 55	E 12 19	30.06 1018	10 16
12:50 pm 12:50	Partly Cloudy	88 31	68 20	52 52	SSE 9 15	30.03 1017	10 16
1:46 pm 13:46	Mostly Cloudy	90 32	66 19	46 46	SE 9 15	30.03 1017	10 16
2:55 pm 14:55	Partly Cloudy	91 33	64 18	41 41	ESE 7 11	30.00 1016	10 16
3:48 pm 15:48	Mostly Sunny	91 33	64 18	41 41	ESE 9 15	29.97 1015	10 16
4:53 pm 16:53	Mostly Sunny	90 32	64 18	43 43	SE 9 15	29.97 1015	10 16
5:47 pm 17:47	Mostly Sunny	88 31	64 18	46 46	SE 9 15	29.97 1015	10 16
6:50 pm 18:50	Mostly Sunny	82 28	64 18	55 55	SE 9 15	29.97 1015	10 16
7:50 pm 19:50	Mostly Clear	77 25	64 18	65 65	SE 7 11	29.97 1015	10 16
8:50 pm 20:50	Mostly Clear	75 24	63 17	65 65	SE 7 11	29.97 1015	10 16
9:45 pm 21:45	Mostly Clear	72 22	63 17	73 73	Calm	29.97 1015	10 16
10:15 pm 22:15	Clear	73 22.8	63 17.2	71 71	SE 5 7	30.00 1016	10 16
10:35 pm 22:35	Clear	73 22.7	63 17.1	71 71	ESE 5 7	30.00 1016	10 16
10:55 pm 22:55	Clear	73 23	63 17	69 69	ESE 3 6	30.00 1016	10 16
11:15 pm 23:15	Clear	73 22.6	63 17	71 71	E 5 7	30.00 1016	10 16
11:35 pm 23:35	Clear	71 21.5	63 17	76 76	E 5 7	30.00 1016	10 16
11:55 pm 23:55	Clear	69 20.8	63 17	79 79	Calm	30.00 1016	10 16