5-day weather forecast San Francisco 19-07-2026

Weather forecast San Francisco Sunday, July 19 19.07.2026: partly cloudy, temperature from 13 °C to 18 °C.

Precipitation probability 26%. Wind up to 5.81 m/s (gusts 7.44 m/s). Air humidity 67–88%, atmospheric pressure 759–761 mm Hg, UV index up to 9.4.

Sunrise 06:02
Sunset 20:29

First Quarter33% illuminated
Moonrise 12:00 · Moonset 23:35

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Table

← Sat, Jul 18

Sun, Jul 19, 2026

Mon, Jul 20 →

Forecast from 13 °C to 18 °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)	14	13	13	13	13	13	13	13	14	15	16	16	17	18	17	17	17	16	16	15	15	15	14	14
Precipitation (mm/hr)	0.01	0.01	0.01	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 (%)	76	72	89	36	37	37	39	40	30	23	6	3	5	7	9	8	14	27	49	64	69	95	48	44
Rain chance (%)	23	22	26	16	16	16	16	16	13	10	7	6	5	5	6	6	6	9	12	16	19	25	17	17

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)	3.69	3.81	3.5	3.5	3.5	3.5	3.39	2.69	3.11	3.19	2.81	2.69	3.69	4.69	5.69	5.5	5.81	5.81	5.61	4.89	4.5	3.81	3.69	3.69
Wind gust (m/s)	5.11	5.19	4.81	4.86	4.89	4.86	4.72	3.72	4.06	3.89	3.28	3.14	4.25	5.44	6.67	6.44	6.97	7.44	7.36	6.67	6.14	5.28	5.25	5.28
Wind direction (°)	WSW 253°	WSW 257°	WSW 252°	WSW 257°	W 259°	W 260°	WSW 258°	W 261°	WSW 250°	WSW 254°	WSW 244°	WSW 246°	WSW 249°	WSW 251°	WSW 255°	WSW 256°	WSW 256°	W 259°	WSW 256°	WSW 256°	WSW 254°	WSW 243°	WSW 241°	WSW 244°

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 (%)	87	87	87	87	88	87	87	86	83	78	74	71	67	67	69	69	70	73	76	79	83	85	86	87

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	761	761	761	761	761	761	761	761	761	761	761	760	760	760	759	759	759	759	759	759	760	760	761

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	0.2	1	2.4	4.5	6.8	8.3	9.4	9	7.2	4.7	2.3	1.2	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)	9.2	8.7	8.2	7.9	7.7	7.6	7.4	7.3	7.3	7.2	7.2	7.3	7.6	7.9	8.2	8.6	9.1	9.7	10.6	11.4	11.6	11.4	11	10.6
PM10 (µg/m³)	13.5	12.7	12	11.6	11.4	11.1	11	10.8	10.7	10.6	10.6	10.6	11.1	11.6	12	12.6	13.5	14.5	15.8	17	17.3	16.9	16.5	15.9
Ozone (O₃) (µg/m³)	56	59	61	62	62	62	62	61	61	62	63	64	64	64	64	63	62	60	57	54	53	54	57	59
NO₂ (µg/m³)	7.9	6.1	4.6	4	3.8	3.7	3.7	3.9	4	4.1	4.1	4.1	4.1	4	4	4	4.1	4.7	6.7	9.3	10.6	9.6	7.3	5.5
SO₂ (µg/m³)	0.9	0.8	0.8	0.8	0.8	0.8	0.8	0.8	0.8	0.9	0.9	1	1	1.1	1.1	1.1	1	1	1	0.9	0.9	0.9	0.9	0.9
CO (µg/m³)	92	91	90	90	90	90	91	92	93	94	94	94	93	92	91	90	90	94.3	100	108.8	117	115	111	107

← Sat, Jul 18

Sun, Jul 19, 2026

Mon, Jul 20 →

San Francisco on the map

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.

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