Alton, Illinois Weather Forecast

Local

Alton, IL, US

38.8906, -90.18428

Hourly Observations for July 21, 2022

		Temp ( °F °C )	Dew Point ( °F °C )	Humidity (%)	Winds ( mph kmh )	Pressure ( in mb )	Visibility ( mi km )
12:15 am 00:15	Clear	71 21.6	66 19	85 85	WNW 8 13	29.81 1010	10 16
12:35 am 00:35	Clear	71 21.8	66 19	84 84	WNW 8 13	29.80 1009	10 16
12:55 am 00:55	Clear	70 21.2	66 19	87 87	WNW 7 11	29.82 1010	10 16
1:15 am 01:15	Clear	71 21.5	66 18.7	84 84	WNW 9 15	29.81 1010	10 16
1:35 am 01:35	Clear	72 22.1	66 18.7	81 81	WNW 8 13	29.81 1010	10 16
1:55 am 01:55	Clear	71 21.6	66 18.7	84 84	WNW 7 11	29.81 1010	10 16
2:15 am 02:15	Clear	70 20.9	65 18.6	87 87	WNW 7 11	29.82 1010	10 16
2:35 am 02:35	Clear	71 21.5	65 18.6	84 84	WNW 8 13	29.81 1010	10 16
2:55 am 02:55	Clear	71 21.6	65 18.6	83 83	WNW 7 11	29.81 1010	10 16
3:15 am 03:15	Clear	70 21	65 18.5	86 86	WNW 5 7	29.82 1010	10 16
3:35 am 03:35	Clear	69 20.7	65 18.4	87 87	WNW 3 6	29.82 1010	10 16
3:55 am 03:55	Clear	67 19.5	66 18.7	95 95	W 6 9	29.83 1010	10 16
4:15 am 04:15	Clear	68 20	66 18.7	92 92	WNW 5 7	29.83 1010	10 16
4:35 am 04:35	Clear	69 20.6	66 18.8	89 89	WNW 5 7	29.84 1010	10 16
4:55 am 04:55	Clear	68 20.1	65 18.6	91 91	WNW 3 6	29.84 1010	10 16
5:15 am 05:15	Clear	68 20.2	65 18.6	91 91	Calm	29.84 1010	10 16
5:35 am 05:35	Clear	69 20.4	66 18.7	90 90	Calm	29.85 1011	10 16
5:55 am 05:55	Sunny	68 20.2	65 18.5	90 90	Calm	29.85 1011	10 16
6:15 am 06:15	Sunny	69 20.5	66 18.8	90 90	Calm	29.86 1011	10 16
6:35 am 06:35	Sunny	68 20.2	67 19.2	94 94	Calm	29.87 1011	10 16
6:50 am 06:50	Sunny	70 21	64 18	83 83	Calm	29.87 1011	10 16
7:50 am 07:50	Sunny	75 24	68 20	78 78	WNW 7 11	29.89 1012	10 16
8:50 am 08:50	Sunny	79 26	68 20	70 70	NW 6 9	29.90 1012	10 16
9:50 am 09:50	Sunny	82 28	66 19	58 58	Calm	29.90 1013	10 16
10:50 am 10:50	Sunny	84 29	70 21	62 62	VRB 5 7	29.90 1013	10 16
11:50 am 11:50	Sunny	88 31	66 19	49 49	VRB 5 7	29.90 1012	10 16
12:50 pm 12:50	Sunny	88 31	66 19	49 49	SW 7 11	29.88 1012	10 16
1:50 pm 13:50	Sunny	90 32	66 19	46 46	WNW 8 13	29.88 1012	10 16
2:50 pm 14:50	Sunny	90 32	66 19	46 46	NW 7 11	29.87 1012	10 16
3:50 pm 15:50	Sunny	90 32	68 20	49 49	WNW 8 13	29.87 1012	10 16
4:50 pm 16:50	Sunny	90 32	70 21	52 52	WNW 8 13	29.86 1011	10 16
5:50 pm 17:50	Sunny	90 32	68 20	49 49	WNW 7 11	29.85 1011	10 16
6:50 pm 18:50	Sunny	88 31	70 21	55 55	WNW 7 11	29.85 1011	10 16
7:50 pm 19:50	Sunny	84 29	70 21	62 62	SSW 6 9	29.83 1010	10 16
8:50 pm 20:50	Clear	79 26	66 19	65 65	VRB 6 9	29.86 1011	10 16
9:50 pm 21:50	Clear	75 24	68 20	78 78	Calm	29.90 1013	10 16
10:15 pm 22:15	Clear	76 24.4	69 20.3	78 78	Calm	29.91 1013	10 16
10:35 pm 22:35	Clear	75 23.7	68 20.2	81 81	Calm	29.90 1013	10 16
10:55 pm 22:55	Clear	75 24	68 20.1	79 79	Calm	29.90 1013	10 16
11:15 pm 23:15	Clear	74 23.3	69 20.7	85 85	Calm	29.90 1013	10 16
11:35 pm 23:35	Clear	73 22.9	69 20.3	85 85	Calm	29.90 1013	10 16
11:55 pm 23:55	Clear	73 22.9	69 20.4	86 86	Calm	29.90 1013	10 16