Point Forecast: Chambersburg PA  39.93N 77.66W (Elev. 617 ft)	Last Update: 10:17 pm EDT Jul 13, 2025

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Date	07/13		07/14
Hour (EDT)	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21
Temperature (°F)	80	77	75	74	74	74	74	73	73	73	75	77	80	82	84	86	86	86	84	81	81	81	79	77
Dewpoint (°F)	73	72	71	71	71	72	72	72	72	72	72	73	75	75	76	75	75	75	75	74	74	74	73	74
Heat Index (°F)	84	77	75								75	77	85	89	93	95	95	95	92	86	86	86	79	77
Surface Wind (mph)	1	1	1	1	1	1	2	2	2	2	1	1	1	1	2	2	2	2	2	2	2	2	2	1
Wind Dir	SW	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	SW	SW	W	N	NE	S	E
Gust
Sky Cover (%)	78	75	73	69	65	61	57	67	78	77	76	69	63	63	62	61	60	84	88	92	100	90	68	69
Precipitation Potential (%)	52	36	37	43	30	25	22	16	13	9	9	14	19	28	33	43	64	76	81	69	61	40	35	35
Relative Humidity (%)	79	85	87	90	90	93	93	97	97	97	90	88	85	79	77	70	70	70	74	79	79	79	82	90
Rain	Chc	Chc	Chc	Chc	Chc	Chc	SChc	SChc	--	--	--	--	SChc	Chc	Chc	Chc	Lkly	Ocnl	Ocnl	Lkly	Lkly	Chc	Chc	Chc
Thunder	Chc	Chc	Chc	Chc	Chc	Chc	--	--	--	--	--	--	SChc	Chc	Chc	Chc	Lkly	Ocnl	Ocnl	Lkly	Lkly	Chc	SChc	SChc
Date			07/15
Hour (EDT)	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21
Temperature (°F)	75	74	73	73	72	71	70	70	71	72	74	77	79	82	84	85	86	86	86	85	84	83	81	79
Dewpoint (°F)	74	73	72	72	71	70	70	70	70	70	71	72	73	74	75	75	75	75	74	74	74	74	74	74
Heat Index (°F)	75											77	79	88	92	94	95	95	94	93	91	90	86	79
Surface Wind (mph)	1	1	1	0	0	0	0	0	0	1	1	1	1	1	1	2	2	2	2	2	2	2	2	2
Wind Dir	E	E	E	E	N	N	N	N	N	N	N	N	NE	NE	E	E	SE	SE	SE	SE	SE	S	S	S
Gust
Sky Cover (%)	71	73	73	72	72	69	66	63	62	62	61	54	48	41	51	60	70	70	70	70	70	70	38	42
Precipitation Potential (%)	35	35	35	35	11	11	11	11	11	11	19	19	19	19	19	19	55	55	55	55	55	55	20	20
Relative Humidity (%)	97	97	97	97	97	97	100	100	97	93	90	85	82	77	74	72	70	70	68	70	72	74	79	85
Rain	Chc	Chc	Chc	Chc	--	--	--	--	--	--	SChc	SChc	SChc	SChc	SChc	SChc	Lkly	Lkly	Lkly	Lkly	Lkly	Lkly	SChc	SChc
Thunder	SChc	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	Chc	Chc	Chc	Chc	Chc	Chc	SChc	SChc

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