5-day weather forecast San Francisco 19-05-2026

Weather forecast San Francisco Tuesday, May 19 19.05.2026: sunny, temperature from 13 °C to 21 °C.

No precipitation expected. Wind up to 5.11 m/s (gusts 9.47 m/s). Air humidity 39–82%, atmospheric pressure 761–762 mm Hg, UV index up to 8.2.

Sunrise 05:57
Sunset 20:16

Waxing Crescent7% illuminated
Moonrise 08:25 · Moonset below the horizon

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← Mon, May 18

Tue, May 19, 2026

Wed, May 20 →

Forecast from 13 °C to 21 °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)	13	13	13	13	13	13	13	14	15	17	18	20	20	21	20	20	19	18	17	16	15	14	13	13
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	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	3	9	5	1	0	0	0
Rain chance (%)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0

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)	1.5	1.5	1.69	1.31	1.5	1.31	1.19	1.11	1.39	1.61	1.81	1.81	2.31	3.31	4.39	4.89	5.11	5.11	4.5	4	3.39	3.31	3.11	2.5
Wind gust (m/s)	2.81	2.81	3.17	2.39	2.81	2.5	2.39	2.08	2.42	2.67	3.03	3.08	4.08	6.08	7.86	9.03	9.44	9.47	8.47	7.64	6.67	6.22	5.53	4.36
Wind direction (°)	SW 228°	SW 219°	SW 218°	SSW 210°	SSW 200°	S 177°	SE 134°	ENE 78°	ENE 65°	ENE 74°	NE 51°	N 7°	NNW 341°	NW 305°	WNW 282°	W 277°	W 273°	W 272°	W 272°	W 270°	W 265°	WSW 258°	WSW 258°	WSW 239°

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 (%)	79	80	81	82	82	81	77	72	64	55	47	42	39	39	42	47	50	54	56	60	68	74	79	81

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	762	761	761	761	761	761	761	761	761	761	761	761	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	0.9	2.1	3.9	5.9	7.5	8.2	7.9	6.6	4.6	2.7	1.2	0.4	0	0	0	0

← Mon, May 18

Tue, May 19, 2026

Wed, May 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.

Learn more about our methodology →