Alton, Illinois Weather Forecast

Local

Alton, IL, US

38.8906, -90.18428

Hourly Observations for May 20, 2023

		Temp ( °F °C )	Dew Point ( °F °C )	Humidity (%)	Winds ( mph kmh )	Pressure ( in mb )	Visibility ( mi km )
12:15 am 00:15	Cloudy	59 15	53 11.4	79 79	Calm	30.10 1019	10 16
12:35 am 00:35	Cloudy	59 15	52 11	77 77	Calm	30.11 1020	10 16
12:55 am 00:55	Cloudy	59 15	51 10.4	74 74	Calm	30.11 1020	10 16
1:15 am 01:15	Cloudy	59 14.8	50 9.8	72 72	Calm	30.10 1019	10 16
1:35 am 01:35	Cloudy	58 14.7	49 9.6	71 71	Calm	30.10 1019	10 16
1:55 am 01:55	Mostly Cloudy	58 14.3	49 9.5	73 73	Calm	30.10 1019	10 16
2:15 am 02:15	Mostly Cloudy	57 14.1	49 9.3	73 73	Calm	30.10 1019	10 16
2:35 am 02:35	Mostly Cloudy	57 14	48 9	72 72	Calm	30.10 1019	10 16
2:55 am 02:55	Clear	56 13.6	48 8.8	73 73	Calm	30.10 1019	10 16
3:15 am 03:15	Clear	56 13.4	47 8.5	72 72	Calm	30.11 1020	10 16
3:35 am 03:35	Clear	55 13	47 8.3	73 73	Calm	30.12 1020	10 16
3:55 am 03:55	Clear	55 12.6	47 8.2	75 75	Calm	30.13 1020	10 16
4:15 am 04:15	Clear	54 12.3	47 8.1	76 76	Calm	30.13 1020	10 16
4:35 am 04:35	Clear	54 12	46 8	76 76	NNW 5 7	30.13 1020	10 16
4:55 am 04:55	Clear	53 11.7	46 7.5	75 75	Calm	30.13 1020	10 16
5:15 am 05:15	Clear	53 11.6	45 7.2	74 74	NNW 6 9	30.14 1021	10 16
5:35 am 05:35	Clear	53 11.5	44 6.7	72 72	Calm	30.14 1021	10 16
5:55 am 05:55	Sunny	52 11.3	44 6.5	72 72	Calm	30.16 1021	10 16
6:15 am 06:15	Sunny	52 11.3	44 6.6	73 73	Calm	30.16 1021	10 16
6:35 am 06:35	Sunny	53 11.5	44 6.6	72 72	Calm	30.16 1021	10 16
6:50 am 06:50	Sunny	52 11	45 7	76 76	N 9 15	30.17 1022	10 16
7:50 am 07:50	Sunny	55 13	45 7	67 67	N 12 19	30.18 1022	10 16
8:50 am 08:50	Sunny	57 14	45 7	63 63	N 12 19	30.21 1023	10 16
9:50 am 09:50	Sunny	61 16	43 6	51 51	NNE 9 15	30.21 1023	10 16
10:50 am 10:50	Sunny	63 17	43 6	48 48	VRB 7 11	30.20 1023	10 16
11:50 am 11:50	Sunny	64 18	45 7	49 49	NNW 12 19	30.20 1023	10 16
12:50 pm 12:50	Sunny	64 18	45 7	49 49	N 10 17	30.19 1022	10 16
1:50 pm 13:50	Sunny	68 20	45 7	43 43	NNW 13 20	30.18 1022	10 16
2:50 pm 14:50	Sunny	68 20	46 8	46 46	N 10 17	30.18 1022	10 16
3:50 pm 15:50	Sunny	70 21	46 8	43 43	N 9 15	30.17 1022	10 16
4:50 pm 16:50	Sunny	70 21	46 8	43 43	N 8 13	30.16 1021	10 16
5:50 pm 17:50	Sunny	70 21	46 8	43 43	NNW 7 11	30.15 1021	10 16
6:50 pm 18:50	Sunny	68 20	45 7	43 43	N 7 11	30.15 1021	10 16
7:50 pm 19:50	Sunny	66 19	46 8	49 49	VRB 3 6	30.15 1021	10 16
8:50 pm 20:50	Clear	61 16	48 9	63 63	Calm	30.16 1021	10 16
9:50 pm 21:50	Clear	57 14	50 10	77 77	Calm	30.18 1022	10 16
10:15 pm 22:15	Clear	58 14.2	51 10.7	79 79	Calm	30.18 1022	10 16
10:35 pm 22:35	Clear	57 13.7	50 10.1	79 79	Calm	30.18 1022	10 16
10:55 pm 22:55	Clear	55 13	51 10.3	84 84	Calm	30.18 1022	10 16
11:15 pm 23:15	Clear	55 12.8	49 9.7	81 81	Calm	30.19 1022	10 16
11:35 pm 23:35	Clear	55 12.7	50 10.2	85 85	Calm	30.19 1022	10 16
11:55 pm 23:55	Clear	55 12.5	51 10.3	86 86	Calm	30.19 1022	10 16