Alton, Illinois Weather Forecast

Local

Alton, IL, US

38.8906, -90.18428

Hourly Observations for August 22, 2018

		Temp ( °F °C )	Dew Point ( °F °C )	Humidity (%)	Winds ( mph kmh )	Pressure ( in mb )	Visibility ( mi km )
12:15 am 00:15	Clear	69 20.5	65 18.5	88 88	NW 3 6	30.06 1018	10 16
12:35 am 00:35	Clear	68 20	65 18.5	91 91	NW 5 7	30.06 1018	10 16
12:55 am 00:55	Clear	68 19.8	65 18.3	91 91	NW 6 9	30.06 1018	10 16
1:15 am 01:15	Clear	67 19.5	65 18.2	92 92	NNW 6 9	30.09 1019	10 16
1:35 am 01:35	Clear	67 19.5	65 18.1	92 92	NW 6 9	30.12 1020	10 16
1:55 am 01:55	Clear	66 19	64 18	94 94	NW 5 7	30.09 1019	10 16
2:15 am 02:15	Clear	66 18.9	64 18	95 95	NW 3 6	30.09 1019	10 16
2:35 am 02:35	Clear	65 18.5	64 18	97 97	NW 5 7	30.09 1019	10 16
2:55 am 02:55	Clear	65 18.6	64 17.8	95 95	NW 5 7	30.12 1020	10 16
3:15 am 03:15	Clear	65 18.3	64 17.7	96 96	NW 6 9	30.12 1020	10 16
3:35 am 03:35	Clear	65 18.2	64 17.5	96 96	NNW 6 9	30.12 1020	10 16
3:55 am 03:55	Clear	64 18	64 17.5	97 97	NW 5 7	30.12 1020	10 16
4:15 am 04:15	Clear	64 17.8	63 17.4	98 98	NW 5 7	30.12 1020	10 16
4:35 am 04:35	Clear	64 17.7	63 17.4	98 98	NW 7 11	30.12 1020	10 16
4:55 am 04:55	Clear	64 17.5	63 17.3	99 99	NW 3 6	30.15 1021	10 16
5:15 am 05:15	Mostly Cloudy	64 17.5	64 17.5	100 100	NW 6 9	30.15 1021	10 16
5:35 am 05:35	Mostly Cloudy	63 17.1	63 17.1	100 100	NW 5 7	30.15 1021	7 11
5:55 am 05:55	Clear	63 17	63 17	100 100	NW 5 7	30.15 1021	7 11
6:15 am 06:15	Clear	62 16.7	62 16.7	100 100	NW 3 6	30.15 1021	7 11
6:35 am 06:35	Partly Cloudy with Mist and Fog	62 16.6	62 16.6	100 100	NW 3 6	30.15 1021	5 8
6:47 am 06:47	Mostly Cloudy with Mist and Fog	63 17	63 17	100 100	NNW 9 15	30.15 1021	6 10
7:47 am 07:47	Mostly Cloudy with Mist and Fog	63 17	63 17	100 100	NNW 12 19	30.18 1022	6 10
8:04 am 08:04	Partly Cloudy with Mist and Fog	63 17	63 17	100 100	NNW 12 19	30.18 1022	6 10
8:46 am 08:46	Mostly Sunny	64 18	61 16	88 88	NNW 14 22	30.21 1023	8 13
9:45 am 09:45	Mostly Sunny	66 19	59 15	78 78	NW 9 15	30.21 1023	10 16
10:45 am 10:45	Mostly Sunny	70 21	59 15	69 69	NNW 12 19	30.24 1024	10 16
11:47 am 11:47	Partly Cloudy	70 21	57 14	64 64	N 12 19	30.24 1024	10 16
12:48 pm 12:48	Mostly Sunny	73 23	55 13	53 53	N 14 22	30.18 1022	10 16
1:48 pm 13:48	Mostly Sunny	75 24	54 12	47 47	N 9 15	30.18 1022	10 16
2:48 pm 14:48	Mostly Sunny	77 25	55 13	47 47	N 12 19	30.15 1021	10 16
3:45 pm 15:45	Partly Cloudy	77 25	54 12	44 44	N 14 22	30.15 1021	10 16
4:45 pm 16:45	Partly Cloudy	77 25	54 12	44 44	N 12 19	30.15 1021	10 16
5:50 pm 17:50	Partly Cloudy	77 25	54 12	44 44	NNW 9 15	30.15 1021	10 16
6:45 pm 18:45	Partly Cloudy	73 23	55 13	53 53	N 9 15	30.15 1021	10 16
7:45 pm 19:45	Partly Cloudy	68 20	59 15	73 73	NNW 5 7	30.18 1022	10 16
8:45 pm 20:45	Partly Cloudy	63 17	59 15	88 88	NNW 5 7	30.18 1022	10 16
9:45 pm 21:45	Partly Cloudy	61 16	59 15	94 94	Calm	30.18 1022	10 16
10:15 pm 22:15	Clear	60 15.8	59 15.1	96 96	Calm	30.18 1022	10 16
10:35 pm 22:35	Clear	60 15.4	58 14.7	96 96	Calm	30.18 1022	10 16
10:55 pm 22:55	Clear	59 15.1	59 15	99 99	Calm	30.18 1022	10 16
11:15 pm 23:15	Clear	59 15	59 15	100 100	Calm	30.18 1022	10 16
11:35 pm 23:35	Clear	58 14.5	58 14.5	100 100	Calm	30.18 1022	10 16
11:55 pm 23:55	Clear	57 14	57 14	100 100	Calm	30.18 1022	10 16