Alton, Illinois Weather Forecast

Local

Alton, IL, US

38.8906, -90.18428

Hourly Observations for August 4, 2018

		Temp ( °F °C )	Dew Point ( °F °C )	Humidity (%)	Winds ( mph kmh )	Pressure ( in mb )	Visibility ( mi km )
12:15 am 00:15	Clear	75 24	70 21	83 83	S 7 11	30.03 1017	10 16
12:35 am 00:35	Clear	75 23.9	69 20.7	82 82	S 6 9	30.03 1017	10 16
12:55 am 00:55	Clear	74 23.4	69 20.7	85 85	S 7 11	30.03 1017	10 16
1:15 am 01:15	Clear	73 23	69 20.7	87 87	SSW 5 7	30.03 1017	10 16
1:35 am 01:35	Clear	73 22.8	69 20.5	87 87	SSW 5 7	30.03 1017	10 16
1:55 am 01:55	Clear	72 22.3	69 20.5	90 90	SSW 5 7	30.03 1017	10 16
2:15 am 02:15	Clear	72 22	68 20.2	90 90	SW 3 6	30.03 1017	10 16
2:35 am 02:35	Clear	71 21.8	68 20.2	91 91	S 3 6	30.03 1017	10 16
2:55 am 02:55	Clear	71 21.5	68 20.2	92 92	Calm	30.03 1017	10 16
3:15 am 03:15	Clear	69 20.5	68 19.9	96 96	Calm	30.03 1017	10 16
3:35 am 03:35	Clear	69 20.5	68 20.1	98 98	Calm	30.03 1017	10 16
3:55 am 03:55	Clear	70 21	68 20.2	95 95	ESE 3 6	30.03 1017	10 16
4:15 am 04:15	Clear	67 19.5	67 19.3	99 99	SSE 3 6	30.03 1017	10 16
4:35 am 04:35	Clear	68 20.2	68 19.8	98 98	SE 3 6	30.03 1017	10 16
4:55 am 04:55	Clear	68 20.2	68 19.8	98 98	SE 3 6	30.03 1017	10 16
5:15 am 05:15	Clear	68 20	67 19.6	98 98	ESE 3 6	30.06 1018	10 16
5:35 am 05:35	Clear	66 19	66 19	100 100	SE 3 6	30.09 1019	10 16
5:55 am 05:55	Clear	65 18.6	65 18.6	100 100	SSE 3 6	30.09 1019	10 16
6:15 am 06:15	Sunny	68 19.8	67 19.5	98 98	Calm	30.06 1018	10 16
6:35 am 06:35	Sunny	68 19.9	67 19.4	97 97	Calm	30.06 1018	10 16
6:50 am 06:50	Mostly Sunny	68 20	66 19	94 94	SSW 8 13	30.06 1018	10 16
7:48 am 07:48	Mostly Sunny	73 23	70 21	89 89	SSW 9 15	30.09 1019	10 16
8:59 am 08:59	Mostly Sunny	79 26	70 21	74 74	SW 12 19	30.09 1019	10 16
9:55 am 09:55	Mostly Sunny	82 28	70 21	66 66	SW 13 20	30.09 1019	10 16
10:48 am 10:48	Partly Cloudy	84 29	70 21	62 62	SW 13 20	30.09 1019	10 16
11:45 am 11:45	Partly Cloudy	86 30	68 20	55 55	SSW 12 19	30.09 1019	10 16
12:45 pm 12:45	Partly Cloudy	88 31	72 22	59 59	S 8 13	30.06 1018	10 16
1:45 pm 13:45	Partly Cloudy	88 31	70 21	55 55	S 12 19	30.06 1018	10 16
2:45 pm 14:45	Partly Cloudy	90 32	70 21	52 52	SSE 10 17	30.03 1017	10 16
3:45 pm 15:45	Partly Cloudy	90 32	70 21	52 52	SSE 13 20	30.03 1017	10 16
4:45 pm 16:45	Partly Cloudy	90 32	70 21	52 52	SSE 12 19	30.00 1016	10 16
5:47 pm 17:47	Mostly Sunny	86 30	72 22	62 62	SSE 12 19	30.00 1016	10 16
6:46 pm 18:46	Mostly Sunny	86 30	72 22	62 62	SSE 12 19	30.00 1016	10 16
7:45 pm 19:45	Mostly Sunny	81 27	70 21	70 70	SSE 9 15	30.00 1016	10 16
8:50 pm 20:50	Mostly Clear	77 25	70 21	79 79	SSE 6 9	30.03 1017	10 16
9:46 pm 21:46	Mostly Clear	75 24	70 21	83 83	SE 6 9	30.03 1017	10 16
10:15 pm 22:15	Clear	77 24.9	70 20.9	79 79	SE 6 9	30.06 1018	10 16
10:35 pm 22:35	Clear	77 25.2	69 20.7	76 76	SE 8 13	30.06 1018	10 16
10:55 pm 22:55	Clear	77 25.2	69 20.6	76 76	SSE 7 11	30.06 1018	10 16
11:15 pm 23:15	Clear	77 25	69 20.4	76 76	S 6 9	30.06 1018	10 16
11:35 pm 23:35	Clear	76 24.7	69 20.3	77 77	S 5 7	30.06 1018	10 16
11:55 pm 23:55	Mostly Cloudy	76 24.5	68 20.2	77 77	SSE 6 9	30.06 1018	10 16