Point Forecast: Arlington Heights IL  42.09N 87.98W	Last Update: 12:56 pm CDT Jul 3, 2025

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Date	07/03											07/04
Hour (CDT)	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12
Temperature (°F)	92	92	92	92	91	89	87	82	80	77	75	74	73	73	72	72	71	71	74	76	79	83	86	88
Dewpoint (°F)	60	60	60	60	62	63	64	64	65	65	65	66	66	66	66	66	66	67	67	68	70	70	69	68
Heat Index (°F)	92	92	92	92	91	90	88	84	81	77	75									76	82	87	90	92
Surface Wind (mph)	6	6	7	8	9	8	8	7	7	6	5	5	5	3	3	3	3	5	5	6	7	8	8	8
Wind Dir	WNW	NW	NNW	NE	E	E	E	ENE	E	E	E	ESE	ESE	SSE	S	SSW	SW	SW	SW	SSW	SSW	SSW	SSW	SSW
Gust																							13	13
Relative Humidity (%)	34	34	34	34	37	41	46	54	60	66	71	75	78	80	82	84	85	85	80	77	72	64	56	52
Date												07/05
Hour (CDT)	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12
Temperature (°F)	89	90	92	93	94	93	91	89	86	83	81	79	78	77	76	75	75	75	77	81	84	88	90	92
Dewpoint (°F)	67	67	66	66	66	66	67	67	67	67	67	67	67	67	67	67	67	67	67	67	67	67	66	65
Heat Index (°F)	92	93	95	96	97	96	95	92	89	86	83	79	78	77	76	75	75	75	77	83	87	90	93	94
Surface Wind (mph)	9	9	10	10	9	9	8	7	7	6	6	6	6	7	7	7	7	7	8	9	10	11	13	14
Wind Dir	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	S	S	S	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW
Gust	14	15	15	15	15	14	13				11	11	11	13	13	13	13	13	14	15	16	18	20	21
Relative Humidity (%)	49	46	43	41	41	42	46	49	54	59	63	67	70	72	74	75	76	76	70	63	56	50	45	42

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