5-day weather forecast San Diego 08-07-2026

Weather forecast San Diego tomorrow 08.07.2026: sunny, temperature from 20 °C to 25 °C.

Precipitation probability 8%. Wind up to 4.11 m/s (gusts 4.72 m/s). Air humidity 57–81%, atmospheric pressure 758–761 mm Hg, UV index up to 11.7.

Weather Alerts

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ModerateJul 7, 07:13 AM — Jul 7, 10:45 PMTranslate with Google

Heat Advisory issued July 7 at 12:13AM PDT until July 9 at 8:00PM PDT by NWS San Diego CA

Heat Advisory

* WHAT...High temperatures in the 90s expected. * WHERE...San Diego County Mountains. * WHEN...From 10 AM Wednesday to 8 PM PDT Thursday. * IMPACTS...Hot temperatures may cause heat illnesses.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

SevereJul 7, 07:13 AM — Jul 7, 10:45 PMTranslate with Google

Extreme Heat Warning issued July 7 at 12:13AM PDT until July 9 at 8:00PM PDT by NWS San Diego CA

Extreme Heat Warning

* WHAT...Dangerously hot conditions with high temperatures up to 117 expected. Nights will remain quite warm with low temperatures mostly in the 80s. * WHERE...San Diego County Deserts. * WHEN...From 10 AM this morning to 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

ModerateJul 7, 07:16 PM — Jul 8, 05:30 AMTranslate with Google

Heat Advisory issued July 7 at 12:16PM PDT until July 9 at 8:00PM PDT by NWS San Diego CA

Heat Advisory

* WHAT...High temperatures in the 90s expected. * WHERE...San Diego County Mountains. * WHEN...From 10 AM Wednesday to 8 PM PDT Thursday. * IMPACTS...Hot temperatures may cause heat illnesses.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

SevereJul 7, 07:16 PM — Jul 8, 05:30 AMTranslate with Google

Extreme Heat Warning issued July 7 at 12:16PM PDT until July 9 at 8:00PM PDT by NWS San Diego CA

Extreme Heat Warning

* WHAT...Dangerously hot conditions with high temperatures up to 117 expected. Nights will remain quite warm with low temperatures mostly in the 80s. * WHERE...San Diego County Deserts. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

Sunrise 05:47
Sunset 19:59

Waning Crescent28% illuminated
Moonrise 00:26 · Moonset 14:02

Chart

Table

← Tue, Jul 7

Wed, Jul 8, 2026

Thu, Jul 9 →

Forecast from 20 °C to 25 °C and precipitation

Temperature & Precipitation
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Temperature (°C)	21	20	20	20	20	20	20	20	21	21	23	24	24	25	24	25	25	24	24	24	23	23	22	22
Precipitation (mm/hr)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0

Cloud cover and precipitation probability

Cloud cover & Rain chance
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Cloud cover (%)	0	2	2	3	4	5	4	2	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Rain chance (%)	8	9	9	9	9	10	10	9	7	6	4	3	3	3	3	3	3	3	3	3	4	5	5	6

Wind speed and direction

Wind & Wind gust
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Wind (m/s)	2.11	1.89	2.31	2.19	2.19	1.89	1.61	1.5	2	2.31	2.39	3	3.5	4.11	4	3.39	3.39	3.11	2.89	2.5	2.31	2.39	1.69	1.5
Wind gust (m/s)	2.67	2.42	2.97	2.86	2.92	2.53	2.14	1.94	2.42	2.67	2.75	3.44	4.03	4.72	4.61	3.92	3.92	3.58	3.33	2.94	2.83	2.97	2.17	1.97
Wind direction (°)	W 276°	W 271°	WNW 287°	WNW 291°	WNW 291°	WNW 286°	W 281°	W 263°	WSW 258°	W 261°	W 261°	WSW 251°	WSW 250°	WSW 246°	WSW 252°	WSW 250°	WSW 255°	WSW 255°	WSW 257°	W 259°	W 261°	W 278°	W 274°	WSW 251°

Air humidity

Humidity
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Humidity (%)	77	78	79	80	80	81	81	79	74	70	64	60	58	58	59	58	57	58	59	61	64	67	69	70

Atmospheric pressure

Pressure
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Pressure (mm Hg)	761	760	760	760	760	760	760	760	761	761	760	760	760	760	759	759	759	758	758	758	758	759	759	759

Ultraviolet index

UV Index
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
UV Index	0	0	0	0	0	0	0	0.5	1.6	3.7	6.5	9.3	11.2	11.7	10.7	8.4	5.4	2.8	1.1	0.2	0	0	0	0

Air quality & pollen

Air quality
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
PM2.5 (µg/m³)	8.5	8.7	9.8	11.1	12.3	13.5	14.8	14.2	11.7	12.2	12.7	13.4	14.3	14.8	15	14.8	14.3	13.9	13.7	13.6	13.4	13.4	13.7	11.4
PM10 (µg/m³)	11.2	11.2	12.6	14.3	16	17.5	18.8	17.2	16.6	17.6	18	19	20.3	21.2	21.8	21.6	21	20.4	20.3	20.4	20.2	20	19.9	15.1
Ozone (O₃) (µg/m³)	28	22	18	16	16	18	23	31	38	42	46	51	59	68	75	80	83	83	80	74	65	51	35	22
NO₂ (µg/m³)	21.9	24.9	27.5	30.1	32.3	32	27.4	20.5	14.8	12.1	10.6	9.2	7.2	5.2	3.7	2.8	2.5	3	4.2	6.3	9.9	16.1	23.8	30.4
SO₂ (µg/m³)	1.2	1.1	1	1	1	1.1	1.2	1.3	1.4	1.4	1.4	1.4	1.3	1.3	1.2	1.2	1.1	1.1	1.1	1.2	1.2	1.3	1.4	1.4
CO (µg/m³)	95	94	93	91	90	89	91	94	96	97	97	96	94	92	91	91	92	93	95	98	100	101	101	100

← Tue, Jul 7

Wed, Jul 8, 2026

Thu, Jul 9 →

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Data Sources & Methodology

Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.

Learn more about our methodology →