Alton, Illinois Weather Forecast

Local

Alton, IL, US

38.8906, -90.18428

Hourly Observations for September 14, 2021

		Temp ( °F °C )	Dew Point ( °F °C )	Humidity (%)	Winds ( mph kmh )	Pressure ( in mb )	Visibility ( mi km )
12:15 am 00:15	Clear	78 25.8	67 19.5	68 68	S 10 17	29.95 1014	10 16
12:35 am 00:35	Clear	78 25.6	67 19.5	69 69	S 10 17	29.94 1014	10 16
12:55 am 00:55	Clear	78 25.3	67 19.5	70 70	S 10 17	29.94 1014	10 16
1:15 am 01:15	Clear	77 25	67 19.5	72 72	S 8 13	29.94 1014	10 16
1:35 am 01:35	Clear	76 24.7	67 19.6	73 73	S 8 13	29.94 1014	10 16
1:55 am 01:55	Clear	76 24.6	68 19.8	75 75	S 8 13	29.93 1013	10 16
2:15 am 02:15	Clear	76 24.5	68 19.9	76 76	S 8 13	29.92 1013	10 16
2:35 am 02:35	Clear	75 24.1	68 20	78 78	S 8 13	29.92 1013	10 16
2:55 am 02:55	Clear	75 23.7	68 20.1	80 80	S 6 9	29.92 1013	10 16
3:15 am 03:15	Clear	74 23.6	69 20.5	83 83	S 7 11	29.92 1013	10 16
3:35 am 03:35	Clear	74 23.5	69 20.4	83 83	S 6 9	29.92 1013	10 16
3:55 am 03:55	Clear	74 23.2	69 20.5	85 85	S 6 9	29.92 1013	10 16
4:15 am 04:15	Clear	74 23.1	69 20.4	85 85	S 6 9	29.93 1014	10 16
4:35 am 04:35	Clear	73 23	69 20.4	85 85	S 5 7	29.93 1014	10 16
4:55 am 04:55	Clear	73 22.8	69 20.3	86 86	S 5 7	29.93 1014	10 16
5:15 am 05:15	Clear	73 22.5	68 20.2	87 87	S 5 7	29.93 1014	10 16
5:35 am 05:35	Clear	72 22	68 20	88 88	S 5 7	29.94 1014	10 16
5:55 am 05:55	Clear	72 22	68 20	88 88	S 5 7	29.94 1014	10 16
6:15 am 06:15	Clear	71 21.7	67 19.6	88 88	S 5 7	29.94 1014	10 16
6:35 am 06:35	Clear	71 21.9	68 19.8	88 88	SSE 5 7	29.94 1014	10 16
6:50 am 06:50	Sunny	72 22	68 20	88 88	SSW 8 13	29.94 1014	10 16
7:50 am 07:50	Sunny	75 24	68 20	78 78	SSW 10 17	29.94 1014	10 16
8:50 am 08:50	Sunny	79 26	68 20	70 70	SSW 13 20	29.93 1013	10 16
9:50 am 09:50	Sunny	82 28	66 19	58 58	SW 12 19	29.92 1013	10 16
10:50 am 10:50	Sunny	84 29	66 19	55 55	SW 8 13	29.91 1013	10 16
11:50 am 11:50	Sunny	88 31	66 19	49 49	W 13 20	29.89 1012	10 16
12:50 pm 12:50	Mostly Sunny	90 32	64 18	43 43	SW 16 26	29.86 1011	10 16
1:50 pm 13:50	Partly Cloudy	91 33	64 18	41 41	SW 14 22	29.85 1011	10 16
2:47 pm 14:47	Mostly Cloudy	91 33	63 17	38 38	SW 12 19	29.84 1011	10 16
3:48 pm 15:48	Partly Cloudy	91 33	63 17	38 38	W 10 17	29.83 1010	10 16
4:47 pm 16:47	Partly Cloudy	90 32	64 18	43 43	W 9 15	29.81 1010	10 16
5:50 pm 17:50	Mostly Cloudy with Light Rain	84 29	66 19	55 55	WNW 8 13	29.83 1010	10 16
6:47 pm 18:47	Mostly Cloudy with Light Rain	75 24	70 21	83 83	SSW 10 17	29.89 1012	10 16
7:52 pm 19:52	Partly Cloudy with Light Rain	75 24	72 22	89 89	W 5 7	29.86 1011	10 16
8:50 pm 20:50	Mostly Clear	73 23	70 21	89 89	VRB 3 6	29.89 1012	10 16
9:52 pm 21:52	Partly Cloudy	73 23	70 21	89 89	Calm	29.90 1013	7 11
10:15 pm 22:15	Mostly Cloudy	74 23.2	70 21.1	88 88	Calm	29.91 1013	7 11
10:35 pm 22:35	Partly Cloudy with Mist and Fog	74 23.1	70 21	88 88	Calm	29.91 1013	5 8
10:55 pm 22:55	Clear	74 23.2	70 21.1	88 88	Calm	29.91 1013	7 11
11:15 pm 23:15	Clear with Mist and Fog	73 23	70 21	89 89	Calm	29.90 1013	5 8
11:35 pm 23:35	Clear with Mist and Fog	73 22.7	69 20.6	88 88	Calm	29.91 1013	5 8
11:55 pm 23:55	Partly Cloudy	73 22.7	69 20.6	88 88	Calm	29.91 1013	7 11