Alton, Illinois Weather Forecast

Local

Alton, IL, US

38.8906, -90.18428

Hourly Observations for January 21, 2023

		Temp ( °F °C )	Dew Point ( °F °C )	Humidity (%)	Winds ( mph kmh )	Pressure ( in mb )	Visibility ( mi km )
12:15 am 00:15	Cloudy	31 -0.5	25 -4	77 77	Calm	30.32 1027	10 16
12:35 am 00:35	Cloudy	31 -0.6	24 -4.2	77 77	Calm	30.31 1026	10 16
12:55 am 00:55	Cloudy	31 -0.8	24 -4.3	77 77	Calm	30.31 1027	10 16
1:15 am 01:15	Mostly Cloudy	30 -1.1	24 -4.5	78 78	Calm	30.31 1027	10 16
1:35 am 01:35	Partly Cloudy	29 -1.4	24 -4.3	81 81	Calm	30.31 1027	10 16
1:55 am 01:55	Clear	29 -1.5	24 -4.2	82 82	Calm	30.32 1027	10 16
2:15 am 02:15	Clear	29 -1.6	24 -4.3	82 82	Calm	30.32 1027	10 16
2:35 am 02:35	Clear	29 -1.8	24 -4.3	83 83	Calm	30.32 1027	10 16
2:55 am 02:55	Clear	28 -2.1	24 -4.4	84 84	Calm	30.32 1027	10 16
3:15 am 03:15	Clear	28 -2.4	24 -4.3	87 87	Calm	30.33 1027	10 16
3:35 am 03:35	Clear	26 -3.2	24 -4.5	91 91	Calm	30.32 1027	10 16
3:55 am 03:55	Clear	26 -3.1	25 -3.7	96 96	Calm	30.33 1027	10 16
4:15 am 04:15	Clear	27 -3	25 -3.8	94 94	Calm	30.32 1027	10 16
4:35 am 04:35	Clear	26 -3.6	25 -4.1	96 96	Calm	30.31 1026	10 16
4:55 am 04:55	Clear	26 -3.6	25 -4	97 97	Calm	30.31 1026	10 16
5:15 am 05:15	Clear	24 -4.2	24 -4.5	98 98	Calm	30.30 1026	10 16
5:35 am 05:35	Clear	26 -3.5	25 -3.7	99 99	Calm	30.30 1026	10 16
5:55 am 05:55	Clear	25 -4	24 -4.4	97 97	Calm	30.30 1026	10 16
6:15 am 06:15	Clear	25 -3.7	25 -4	98 98	Calm	30.30 1026	10 16
6:35 am 06:35	Clear	24 -4.6	24 -4.7	99 99	Calm	30.30 1026	7 11
6:50 am 06:50	Clear	23 -5	23 -5	100 100	SE 3 6	30.31 1026	10 16
7:50 am 07:50	Sunny	25 -4	25 -4	100 100	SE 5 7	30.30 1026	10 16
8:50 am 08:50	Sunny	30 -1	27 -3	86 86	ESE 7 11	30.29 1026	10 16
9:50 am 09:50	Sunny	32 0	27 -3	80 80	ESE 7 11	30.28 1025	10 16
10:50 am 10:50	Sunny	36 2	27 -3	69 69	SE 10 17	30.26 1025	10 16
11:50 am 11:50	Sunny	37 3	28 -2	70 70	SSE 7 11	30.23 1024	10 16
12:50 pm 12:50	Sunny	39 4	28 -2	65 65	VRB 6 9	30.18 1022	10 16
1:50 pm 13:50	Sunny	41 5	28 -2	60 60	VRB 6 9	30.15 1021	10 16
2:50 pm 14:50	Sunny	41 5	28 -2	60 60	ESE 8 13	30.12 1020	10 16
3:50 pm 15:50	Sunny	41 5	30 -1	65 65	VRB 5 7	30.10 1019	10 16
4:50 pm 16:50	Sunny	39 4	30 -1	70 70	E 9 15	30.06 1018	10 16
5:50 pm 17:50	Clear	37 3	30 -1	75 75	Calm	30.08 1019	10 16
6:50 pm 18:50	Partly Cloudy	34 1	30 -1	86 86	Calm	30.10 1019	10 16
7:50 pm 19:50	Cloudy	36 2	30 -1	80 80	Calm	30.11 1019	10 16
8:50 pm 20:50	Cloudy	36 2	30 -1	80 80	E 12 19	30.03 1017	10 16
9:50 pm 21:50	Cloudy	36 2	30 -1	80 80	ESE 7 11	30.05 1017	10 16
10:15 pm 22:15	Cloudy	35 1.5	30 -1.2	82 82	ESE 7 11	30.04 1017	10 16
10:35 pm 22:35	Cloudy	34 1.3	29 -1.5	82 82	ESE 6 9	30.04 1017	10 16
10:55 pm 22:55	Cloudy	34 1.2	29 -1.6	82 82	E 5 7	30.02 1017	10 16
11:15 pm 23:15	Cloudy	34 1.1	29 -1.5	83 83	E 5 7	30.01 1016	10 16
11:35 pm 23:35	Cloudy	34 1	29 -1.5	83 83	E 5 7	30.00 1016	10 16
11:55 pm 23:55	Cloudy	34 1	29 -1.5	83 83	E 7 11	29.99 1015	10 16