Alton, Illinois Weather Forecast

Local

Alton, IL, US

38.8906, -90.18428

Hourly Observations for September 24, 2021

		Temp ( °F °C )	Dew Point ( °F °C )	Humidity (%)	Winds ( mph kmh )	Pressure ( in mb )	Visibility ( mi km )
12:15 am 00:15	Clear	52 10.9	48 8.9	88 88	Calm	30.07 1018	10 16
12:35 am 00:35	Clear	52 11	48 8.7	86 86	Calm	30.06 1018	10 16
12:55 am 00:55	Clear	51 10.6	47 8.5	87 87	Calm	30.07 1018	10 16
1:15 am 01:15	Clear	52 11	48 9	88 88	Calm	30.07 1018	10 16
1:35 am 01:35	Clear	50 10.2	47 8.3	88 88	Calm	30.07 1018	10 16
1:55 am 01:55	Clear	51 10.5	46 8	85 85	Calm	30.07 1018	10 16
2:15 am 02:15	Clear	51 10.5	47 8.6	88 88	Calm	30.07 1018	10 16
2:35 am 02:35	Clear	54 12	48 8.7	80 80	Calm	30.06 1018	10 16
2:55 am 02:55	Clear	54 12	47 8.5	79 79	Calm	30.06 1018	10 16
3:15 am 03:15	Clear	52 11.1	47 8.4	84 84	Calm	30.07 1018	10 16
3:35 am 03:35	Clear	51 10.7	48 8.8	88 88	Calm	30.07 1018	10 16
3:55 am 03:55	Clear	51 10.5	47 8.5	88 88	Calm	30.07 1018	10 16
4:15 am 04:15	Clear	50 10.1	47 8.1	88 88	Calm	30.07 1018	10 16
4:35 am 04:35	Clear	50 9.9	46 8	88 88	Calm	30.08 1019	10 16
4:55 am 04:55	Clear	49 9.7	46 7.8	88 88	Calm	30.08 1019	10 16
5:15 am 05:15	Clear	49 9.4	46 7.5	88 88	Calm	30.08 1019	10 16
5:35 am 05:35	Clear	49 9.5	46 7.5	87 87	Calm	30.08 1019	10 16
5:55 am 05:55	Clear	49 9.4	46 7.5	88 88	Calm	30.09 1019	10 16
6:15 am 06:15	Clear	50 9.8	46 7.9	88 88	SE 3 6	30.08 1019	10 16
6:35 am 06:35	Clear	49 9.3	46 7.5	89 89	Calm	30.09 1019	10 16
6:52 am 06:52	Sunny	48 9	45 7	87 87	SSE 5 7	30.09 1019	10 16
7:47 am 07:47	Sunny	55 13	50 10	82 82	VRB 5 7	30.09 1019	10 16
8:50 am 08:50	Sunny	63 17	50 10	64 64	VRB 5 7	30.08 1019	10 16
9:50 am 09:50	Sunny	70 21	48 9	46 46	SSW 12 19	30.08 1018	10 16
10:47 am 10:47	Sunny	73 23	46 8	38 38	SSW 12 19	30.06 1018	10 16
11:47 am 11:47	Sunny	77 25	41 5	28 28	SSW 12 19	30.04 1017	10 16
12:50 pm 12:50	Sunny	79 26	37 3	23 23	SSW 13 20	30.02 1016	10 16
1:50 pm 13:50	Sunny	81 27	37 3	21 21	S 14 22	29.98 1015	10 16
2:50 pm 14:50	Sunny	82 28	37 3	20 20	S 14 22	29.95 1014	10 16
3:50 pm 15:50	Sunny	82 28	39 4	21 21	S 15 24	29.93 1014	10 16
4:47 pm 16:47	Sunny	81 27	45 7	28 28	S 12 19	29.92 1013	10 16
5:50 pm 17:50	Sunny	79 26	46 8	32 32	S 12 19	29.94 1014	10 16
6:50 pm 18:50	Sunny	73 23	50 10	44 44	S 9 15	29.94 1014	10 16
7:50 pm 19:50	Clear	73 23	50 10	44 44	S 7 11	29.94 1014	10 16
8:50 pm 20:50	Clear	72 22	50 10	47 47	S 7 11	29.94 1014	10 16
9:50 pm 21:50	Clear	72 22	50 10	47 47	S 8 13	29.94 1014	10 16
10:15 pm 22:15	Partly Cloudy	70 21	51 10.7	52 52	S 7 11	29.96 1014	10 16
10:35 pm 22:35	Partly Cloudy	70 21	52 10.9	53 53	S 7 11	29.95 1014	10 16
10:55 pm 22:55	Mostly Cloudy	70 21	52 11	53 53	S 7 11	29.95 1014	10 16
11:15 pm 23:15	Cloudy	71 21.5	51 10.5	50 50	W 6 9	29.96 1015	10 16
11:35 pm 23:35	Cloudy	70 21.3	51 10.6	51 51	Calm	29.98 1015	10 16
11:55 pm 23:55	Cloudy	71 21.9	50 10.1	47 47	WNW 7 11	29.99 1016	10 16