Alton, Illinois Weather Forecast

Local

Alton, IL, US

38.8906, -90.18428

Hourly Observations for March 17, 2023

		Temp ( °F °C )	Dew Point ( °F °C )	Humidity (%)	Winds ( mph kmh )	Pressure ( in mb )	Visibility ( mi km )
12:15 am 00:15	Cloudy with Light Rain	40 4.2	39 4	99 99	WNW 20 31	29.72 1006	3 5
12:35 am 00:35	Cloudy with Drizzle	39 3.8	38 3.6	99 99	WNW 21 33	29.73 1007	4 6
12:55 am 00:55	Cloudy with Mist and Fog	38 3.2	38 3.1	99 99	WNW 20 31	29.74 1007	5 8
1:15 am 01:15	Cloudy with Drizzle	37 2.6	36 2.4	99 99	WNW 18 30	29.74 1007	4 6
1:35 am 01:35	Cloudy with Light Rain	37 2.5	36 2.3	99 99	WNW 22 35	29.76 1008	10 16
1:55 am 01:55	Cloudy	36 2.1	35 1.5	96 96	WNW 17 28	29.77 1008	10 16
2:15 am 02:15	Cloudy	36 2.2	35 1.8	97 97	WNW 16 26	29.77 1008	10 16
2:35 am 02:35	Cloudy	35 1.8	34 1.2	96 96	WNW 22 35	29.80 1009	10 16
2:55 am 02:55	Cloudy	35 1.6	33 0.5	92 92	WNW 20 31	29.80 1009	10 16
3:15 am 03:15	Cloudy	35 1.5	32 0.1	90 90	WNW 21 33	29.80 1009	10 16
3:35 am 03:35	Cloudy	34 1.2	32 0	92 92	WNW 25 41	29.81 1009	10 16
3:55 am 03:55	Cloudy	34 1	31 -0.3	91 91	WNW 21 33	29.82 1010	10 16
4:15 am 04:15	Cloudy	34 1	32 0	93 93	WNW 20 31	29.81 1009	10 16
4:35 am 04:35	Cloudy	34 1	32 0	93 93	WNW 16 26	29.82 1010	10 16
4:55 am 04:55	Cloudy	34 0.9	32 -0.2	92 92	WNW 21 33	29.84 1010	10 16
5:15 am 05:15	Cloudy	34 1.2	29 -1.4	83 83	WNW 25 41	29.84 1010	10 16
5:35 am 05:35	Cloudy	34 1.1	28 -2.1	79 79	WNW 17 28	29.86 1011	10 16
5:55 am 05:55	Cloudy	33 0.5	26 -3.5	74 74	WNW 17 28	29.87 1011	10 16
6:15 am 06:15	Cloudy	32 0.1	25 -3.9	74 74	WNW 20 31	29.89 1012	10 16
6:35 am 06:35	Cloudy	32 0	25 -3.9	75 75	WNW 23 37	29.90 1013	10 16
6:50 am 06:50	Mostly Cloudy	32 0	25 -4	74 74	WNW 17 28	29.90 1013	10 16
7:50 am 07:50	Partly Cloudy	30 -1	23 -5	74 74	WNW 23 37	29.94 1014	10 16
8:50 am 08:50	Mostly Sunny	30 -1	21 -6	69 69	WNW 21 33	29.97 1015	10 16
9:50 am 09:50	Mostly Sunny	30 -1	19 -7	64 64	WNW 17 28	29.99 1016	10 16
10:50 am 10:50	Mostly Sunny	32 0	23 -5	69 69	WNW 18 30	30.02 1017	10 16
11:45 am 11:45	Mostly Sunny	34 1	23 -5	64 64	WNW 20 31	30.04 1017	10 16
12:50 pm 12:50	Mostly Sunny	37 3	23 -5	56 56	W 17 28	30.04 1017	10 16
2:47 pm 14:47	Sunny	41 5	21 -6	45 45	W 18 30	30.02 1017	10 16
3:50 pm 15:50	Mostly Sunny	43 6	23 -5	45 45	NW 24 39	30.01 1016	10 16
4:50 pm 16:50	Sunny	43 6	23 -5	45 45	NW 20 31	30.02 1016	10 16
5:50 pm 17:50	Partly Cloudy	41 5	23 -5	48 48	WNW 20 31	30.04 1017	10 16
6:50 pm 18:50	Partly Cloudy	39 4	21 -6	48 48	NW 17 28	30.06 1018	10 16
7:50 pm 19:50	Partly Cloudy	37 3	21 -6	52 52	NW 12 19	30.08 1019	10 16
8:50 pm 20:50	Partly Cloudy	36 2	21 -6	55 55	NW 12 19	30.11 1019	10 16
9:50 pm 21:50	Clear	30 -1	23 -5	74 74	W 5 7	30.11 1020	10 16
10:15 pm 22:15	Clear	33 0.5	21 -5.9	62 62	Calm	30.10 1019	10 16
10:35 pm 22:35	Clear	33 0.3	21 -5.9	63 63	Calm	30.10 1019	10 16
10:55 pm 22:55	Clear	32 0	23 -5	69 69	Calm	30.10 1019	10 16
11:15 pm 23:15	Clear	31 -0.3	23 -5	70 70	Calm	30.09 1019	10 16
11:35 pm 23:35	Clear	32 -0.2	23 -5.2	69 69	Calm	30.09 1019	10 16
11:55 pm 23:55	Clear	32 0	22 -5.4	67 67	Calm	30.09 1019	10 16