Point Forecast: San Juan PR  18.41N 66.08W (Elev. 5 m)	Last Update: 9:31 am AST Jun 6, 2026

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Weather Elements Weather/Precipitation Fire Weather Temperature (°C) Dewpoint (°C) Heat Index (°C) Surface Wind  ktmphkm/hm/s Sky Cover (%) Precipitation Potential (%) Relative Humidity (%) Rain Thunder Fog Mixing Height  x100ftx100m Trans. Wind  ktmphkm/hm/s 20ft Wind  ktmphkm/hm/s Dispersion Index Davis Stability Index Low Visibility Occurrence Risk Index

48-Hour Period Starting: 1pm Sat, Jun 6 20262pm Sat, Jun 6 20263pm Sat, Jun 6 20264pm Sat, Jun 6 20265pm Sat, Jun 6 20266pm Sat, Jun 6 20267pm Sat, Jun 6 20268pm Sat, Jun 6 20269pm Sat, Jun 6 202610pm Sat, Jun 6 202611pm Sat, Jun 6 202612am Sun, Jun 7 20261am Sun, Jun 7 20262am Sun, Jun 7 20263am Sun, Jun 7 20264am Sun, Jun 7 20265am Sun, Jun 7 20266am Sun, Jun 7 20267am Sun, Jun 7 20268am Sun, Jun 7 20269am Sun, Jun 7 202610am Sun, Jun 7 202611am Sun, Jun 7 202612pm Sun, Jun 7 20261pm Sun, Jun 7 20262pm Sun, Jun 7 20263pm Sun, Jun 7 20264pm Sun, Jun 7 20265pm Sun, Jun 7 20266pm Sun, Jun 7 20267pm Sun, Jun 7 20268pm Sun, Jun 7 20269pm Sun, Jun 7 202610pm Sun, Jun 7 202611pm Sun, Jun 7 202612am Mon, Jun 8 20261am Mon, Jun 8 20262am Mon, Jun 8 20263am Mon, Jun 8 20264am Mon, Jun 8 20265am Mon, Jun 8 20266am Mon, Jun 8 20267am Mon, Jun 8 20268am Mon, Jun 8 20269am Mon, Jun 8 202610am Mon, Jun 8 202611am Mon, Jun 8 202612pm Mon, Jun 8 20261pm Mon, Jun 8 20262pm Mon, Jun 8 20263pm Mon, Jun 8 20264pm Mon, Jun 8 20265pm Mon, Jun 8 20266pm Mon, Jun 8 20267pm Mon, Jun 8 20268pm Mon, Jun 8 20269pm Mon, Jun 8 202610pm Mon, Jun 8 202611pm Mon, Jun 8 202612am Tue, Jun 9 20261am Tue, Jun 9 20262am Tue, Jun 9 20263am Tue, Jun 9 20264am Tue, Jun 9 20265am Tue, Jun 9 20266am Tue, Jun 9 20267am Tue, Jun 9 20268am Tue, Jun 9 20269am Tue, Jun 9 202610am Tue, Jun 9 202611am Tue, Jun 9 202612pm Tue, Jun 9 20261pm Tue, Jun 9 20262pm Tue, Jun 9 20263pm Tue, Jun 9 20264pm Tue, Jun 9 20265pm Tue, Jun 9 20266pm Tue, Jun 9 20267pm Tue, Jun 9 20268pm Tue, Jun 9 20269pm Tue, Jun 9 202610pm Tue, Jun 9 202611pm Tue, Jun 9 202612am Wed, Jun 10 20261am Wed, Jun 10 20262am Wed, Jun 10 20263am Wed, Jun 10 20264am Wed, Jun 10 20265am Wed, Jun 10 20266am Wed, Jun 10 20267am Wed, Jun 10 20268am Wed, Jun 10 20269am Wed, Jun 10 202610am Wed, Jun 10 202611am Wed, Jun 10 202612pm Wed, Jun 10 20261pm Wed, Jun 10 20262pm Wed, Jun 10 20263pm Wed, Jun 10 20264pm Wed, Jun 10 20265pm Wed, Jun 10 20266pm Wed, Jun 10 20267pm Wed, Jun 10 20268pm Wed, Jun 10 20269pm Wed, Jun 10 202610pm Wed, Jun 10 202611pm Wed, Jun 10 202612am Thu, Jun 11 2026

Date	06/06											06/07
Hour (AST)	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 (°C)	33	33	32	32	31	29	28	28	27	27	26	26	26	25	25	25	26	27	28	29	30	31	32	32
Dewpoint (°C)	24	24	24	24	24	24	24	24	24	24	24	24	24	23	23	23	23	23	23	23	24	24	24	24
Heat Index (°C)	39	39	38	38	36	33	32	32	31	29	26	26	26	25	25	25	26	30	32	34	35	37	37	37
Surface Wind (mph)	17	18	17	15	14	11	10	9	9	8	8	8	8	8	7	7	7	7	8	9	11	13	15	17
Wind Dir	E	E	E	E	E	E	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	E	E	E
Gust
Sky Cover (%)	30	30	20	20	20	5	5	5	30	30	30	30	30	30	50	50	50	50	50	50	50	50	50	50
Precipitation Potential (%)	20	20	10	10	10	0	0	0	19	19	19	20	20	20	30	30	30	31	31	31	34	34	34	38
Relative Humidity (%)	60	60	61	63	67	74	77	79	82	85	88	91	91	90	90	90	85	79	74	70	70	66	64	64
Rain	SChc	SChc	SChc	SChc	SChc	--	--	--	SChc	SChc	SChc	SChc	SChc	SChc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date												06/08
Hour (AST)	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 (°C)	32	32	32	32	31	29	28	28	27	27	26	26	26	25	25	25	26	27	28	29	30	31	32	32
Dewpoint (°C)	24	24	24	24	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23
Heat Index (°C)	39	38	37	37	35	33	32	31	30	29	26	26	26	25	25	25	26	30	32	34	34	36	37	37
Surface Wind (mph)	18	18	18	16	14	13	10	9	9	8	8	8	8	9	8	7	7	8	9	10	11	14	15	17
Wind Dir	E	E	E	E	E	E	ESE	ESE	ESE	E	E	E	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	E	E	E
Gust
Sky Cover (%)	50	50	50	50	50	5	5	5	5	5	5	5	5	5	5	5	5	30	30	30	30	30	30	30
Precipitation Potential (%)	38	38	40	40	40	4	4	4	4	4	4	2	2	2	2	2	2	22	22	22	22	22	22	20
Relative Humidity (%)	64	62	64	64	65	72	74	77	79	82	85	88	88	90	90	90	85	79	74	70	68	63	61	61
Rain	Chc	Chc	Chc	Chc	Chc	--	--	--	--	--	--	--	--	--	--	--	--	SChc	SChc	SChc	SChc	SChc	SChc	SChc
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

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