Point Forecast: Old Lyme CT  41.31N 72.36W (Elev. 30 ft)	Last Update: 3:53 am EDT Jun 12, 2025

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Weather Elements Weather/Precipitation Aviation Weather Temperature (°F) Dewpoint (°F) Heat Index (°F) Surface Wind  ktmphkm/hm/s Sky Cover (%) Precipitation Potential (%) Relative Humidity (%) Rain Thunder Fog Ceiling Height Visibility

48-Hour Period Starting: 6am Thu, Jun 12 20257am Thu, Jun 12 20258am Thu, Jun 12 20259am Thu, Jun 12 202510am Thu, Jun 12 202511am Thu, Jun 12 202512pm Thu, Jun 12 20251pm Thu, Jun 12 20252pm Thu, Jun 12 20253pm Thu, Jun 12 20254pm Thu, Jun 12 20255pm Thu, Jun 12 20256pm Thu, Jun 12 20257pm Thu, Jun 12 20258pm Thu, Jun 12 20259pm Thu, Jun 12 202510pm Thu, Jun 12 202511pm Thu, Jun 12 202512am Fri, Jun 13 20251am Fri, Jun 13 20252am Fri, Jun 13 20253am Fri, Jun 13 20254am Fri, Jun 13 20255am Fri, Jun 13 20256am Fri, Jun 13 20257am Fri, Jun 13 20258am Fri, Jun 13 20259am Fri, Jun 13 202510am Fri, Jun 13 202511am Fri, Jun 13 202512pm Fri, Jun 13 20251pm Fri, Jun 13 20252pm Fri, Jun 13 20253pm Fri, Jun 13 20254pm Fri, Jun 13 20255pm Fri, Jun 13 20256pm Fri, Jun 13 20257pm Fri, Jun 13 20258pm Fri, Jun 13 20259pm Fri, Jun 13 202510pm Fri, Jun 13 202511pm Fri, Jun 13 202512am Sat, Jun 14 20251am Sat, Jun 14 20252am Sat, Jun 14 20253am Sat, Jun 14 20254am Sat, Jun 14 20255am Sat, Jun 14 20256am Sat, Jun 14 20257am Sat, Jun 14 20258am Sat, Jun 14 20259am Sat, Jun 14 202510am Sat, Jun 14 202511am Sat, Jun 14 202512pm Sat, Jun 14 20251pm Sat, Jun 14 20252pm Sat, Jun 14 20253pm Sat, Jun 14 20254pm Sat, Jun 14 20255pm Sat, Jun 14 20256pm Sat, Jun 14 20257pm Sat, Jun 14 20258pm Sat, Jun 14 20259pm Sat, Jun 14 202510pm Sat, Jun 14 202511pm Sat, Jun 14 202512am Sun, Jun 15 20251am Sun, Jun 15 20252am Sun, Jun 15 20253am Sun, Jun 15 20254am Sun, Jun 15 20255am Sun, Jun 15 20256am Sun, Jun 15 20257am Sun, Jun 15 20258am Sun, Jun 15 20259am Sun, Jun 15 202510am Sun, Jun 15 202511am Sun, Jun 15 202512pm Sun, Jun 15 20251pm Sun, Jun 15 20252pm Sun, Jun 15 20253pm Sun, Jun 15 20254pm Sun, Jun 15 20255pm Sun, Jun 15 20256pm Sun, Jun 15 20257pm Sun, Jun 15 20258pm Sun, Jun 15 20259pm Sun, Jun 15 202510pm Sun, Jun 15 202511pm Sun, Jun 15 202512am Mon, Jun 16 20251am Mon, Jun 16 20252am Mon, Jun 16 20253am Mon, Jun 16 20254am Mon, Jun 16 20255am Mon, Jun 16 20256am Mon, Jun 16 20257am Mon, Jun 16 20258am Mon, Jun 16 20259am Mon, Jun 16 202510am Mon, Jun 16 202511am Mon, Jun 16 202512pm Mon, Jun 16 20251pm Mon, Jun 16 20252pm Mon, Jun 16 20253pm Mon, Jun 16 20254pm Mon, Jun 16 20255pm Mon, Jun 16 2025

Date	06/12																		06/13
Hour (EDT)	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05
Temperature (°F)	65	67	70	74	78	81	83	84	85	85	85	83	81	78	75	72	70	68	67	66	65	63	62	61
Dewpoint (°F)	59	60	62	64	66	67	66	65	64	62	61	60	60	59	59	58	57	56	55	54	53	52	52	52
Heat Index (°F)					78	83	85	86	86	86	85	83	82	78	75
Surface Wind (mph)	7	8	8	9	10	11	13	13	13	13	11	10	9	7	6	5	3	3	3	3	3	3	2	2
Wind Dir	SW	W	W	W	W	W	W	W	W	W	W	W	W	W	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW
Gust
Sky Cover (%)	4	6	9	7	4	2	5	7	10	13	15	18	30	43	55	52	49	46	56	65	75	73	72	70
Precipitation Potential (%)	0	0	0	0	0	0	0	0	9	9	9	10	10	10	17	17	17	14	14	14	33	33	33	33
Relative Humidity (%)	81	78	76	71	67	63	57	53	50	46	45	46	49	52	58	61	63	65	65	65	65	67	70	72
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	SChc	SChc	SChc	--	--	--	Chc	Chc	Chc	Chc
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	SChc	SChc	SChc	--	--	--	--	--	--	--
Date																			06/14
Hour (EDT)	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05
Temperature (°F)	62	64	65	67	69	70	72	73	74	75	75	73	71	68	65	63	62	61	60	59	58	58	57	57
Dewpoint (°F)	52	53	54	54	55	55	55	54	54	54	54	55	55	55	56	56	55	55	55	56	56	56	56	56
Heat Index (°F)										75	75
Surface Wind (mph)	3	3	3	3	3	3	5	6	7	7	7	7	6	6	5	5	5	5	5	3	3	5	5	5
Wind Dir	N	N	N	NE	E	E	E	SE	SE	SE	SE	SE	SE	SE	SE	SE	SE	E	E	E	E	E	E	E
Gust
Sky Cover (%)	67	64	61	62	64	65	61	56	51	49	47	44	51	57	63	65	68	70	71	72	73	79	85	91
Precipitation Potential (%)	33	33	21	21	21	21	21	21	10	10	10	10	10	10	15	15	15	15	15	15	41	41	41	41
Relative Humidity (%)	70	67	68	63	61	59	55	51	50	48	48	53	57	63	73	78	78	81	84	90	93	93	96	96
Rain	Chc	Chc	SChc	SChc	SChc	SChc	SChc	SChc	--	--	--	--	--	--	SChc	SChc	SChc	SChc	SChc	SChc	Chc	Chc	Chc	Chc
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

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