5-day weather forecast San Francisco 26-06-2026

Weather forecast San Francisco today 26.06.2026: overcast, temperature from 12 °C to 19 °C.

Precipitation probability 13%. Wind up to 7.31 m/s (gusts 10.44 m/s). Air humidity 75–100%, atmospheric pressure 758–762 mm Hg, UV index up to 8.3.

Weather Alerts

Hide alerts

MinorJun 26, 09:40 AM — Jun 26, 05:15 PMTranslate with Google

Small Craft Advisory issued June 26 at 2:40AM PDT until June 28 at 3:00AM PDT by NWS San Francisco CA

Small Craft Advisory

* WHAT...For the first Small Craft Advisory, west winds 10 to 15 kt and choppy waters. For the second Small Craft Advisory, west winds 15 to 25 kt with gusts up to 35 kt and rough waters expected. * WHERE...San Francisco Bay South of the Bay Bridge. * WHEN...For the first Small Craft Advisory, until 3 AM PDT Saturday. For the second Small Craft Advisory, from 9 AM Saturday to 3 AM PDT Sunday. * IMPACTS...Conditions will be hazardous to small craft.

Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.

MinorJun 26, 09:40 AM — Jun 26, 05:15 PMTranslate with Google

Small Craft Advisory issued June 26 at 2:40AM PDT until June 27 at 3:00AM PDT by NWS San Francisco CA

Small Craft Advisory

Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.

MinorJun 26, 03:18 PM — Jun 26, 11:30 PMTranslate with Google

Small Craft Advisory issued June 26 at 8:18AM PDT until June 28 at 3:00AM PDT by NWS San Francisco CA

Small Craft Advisory

Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.

MinorJun 26, 03:18 PM — Jun 26, 11:30 PMTranslate with Google

Small Craft Advisory issued June 26 at 8:18AM PDT until June 27 at 3:00AM PDT by NWS San Francisco CA

Small Craft Advisory

Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.

Sunrise 05:49
Sunset 20:35

Waxing Gibbous93% illuminated
Moonrise 18:32 · Moonset 03:05

Chart

Table

Fri, Jun 26, 2026

Sat, Jun 27 →

Forecast from 12 °C to 19 °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)	12	12	12	13	13	13	13	14	14	15	16	16	16	17	17	18	19	16	16	15	14	14	14	14
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 (%)	13	25	46	70	24	26	29	60	19	29	30	100	100	100	100	100	75	92	100	100	100	100	100	100
Rain chance (%)	13	16	21	26	16	17	17	23	14	15	14	29	29	30	30	29	29	29	33	34	35	35	35	35

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)	7.31	6.81	7.11	6.19	6.39	6.19	6.31	6.31	6.69	6.89	6.61	6.19	6.69	6.89	7.11	7	7	7.11	7.11	6.89	6.19	6.31	6.61	6.19
Wind gust (m/s)	10.44	9.78	9.75	8.58	8.78	8.61	8.75	8.5	8.75	8.94	8.42	7.86	8.08	7.94	8.17	8.06	8.14	8.47	8.86	8.92	8.47	8.67	9.08	8.61
Wind direction (°)	W 271°	W 268°	W 272°	W 270°	W 269°	W 265°	W 268°	W 269°	W 262°	W 262°	W 259°	WSW 255°	WSW 255°	WSW 257°	WSW 257°	WSW 253°	WSW 252°	WSW 256°	WSW 255°	W 261°	WSW 258°	W 261°	W 271°	W 276°

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	91	95	97	91	92	92	96	89	88	84	90	88	91	90	88	75	89	96	98	100	100	100	100

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)	758	758	759	759	759	759	759	760	760	761	761	761	761	761	761	761	762	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	0.3	0.8	1.8	3	4.6	6.8	8.3	8.1	6.9	5.1	3.1	1.5	0.5	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)	10.9	10.2	9.7	9.4	9.1	8.9	9.1	9.4	9.7	10.3	10.6	10.4	10.4	10.7	11	11.4	11.9	11.9	11.7	11	10.7	10.7	10.9	10.5
PM10 (µg/m³)	17	16.2	15.5	15.1	14.8	14.5	14.6	15	15.3	16	16.3	15.8	15.8	16.1	16.5	17.1	17.8	17.8	17.6	16.5	15.9	16	16.2	15.7
Ozone (O₃) (µg/m³)	58	57	56	55	54	53	52	52	51	50	49	49	50	51	52	52	51	50	48	45	43	42	41	41
NO₂ (µg/m³)	5.2	4.4	3.8	3.4	3.2	3.1	3.1	3.3	3.5	3.9	4.3	4.5	4.3	3.9	3.7	4	4.6	5.3	6.4	7.7	8.6	8.7	8.4	7.9
SO₂ (µg/m³)	0.6	0.5	0.5	0.5	0.5	0.5	0.5	0.6	0.6	0.7	0.7	0.8	0.9	1.1	1.2	1.3	1.4	1.4	1.4	1.3	1.2	1.2	1.2	1.2
CO (µg/m³)	94	92	90	89	89	89	89	90	91	91	92	92	92	91	91	92	92	93	93	93	92	91	90	89

Fri, Jun 26, 2026

Sat, Jun 27 →

Frequently asked questions about the weather in San Francisco

Today in San Francisco the temperature ranges from 12 °C to 19 °C, wind up to 7.31 m/s. Check the detailed hourly forecast above for more information.

The precipitation probability in San Francisco today is 13%. View the full multi-day forecast above to see the rain chances for each upcoming day.

The wind speed in San Francisco today reaches up to 7.31 m/s with gusts up to 10.44 m/s. Check the detailed wind chart above for hourly wind data.

The air humidity in San Francisco today ranges from 75% to 100%. View the humidity chart above for hourly details.

The UV index in San Francisco today reaches up to 8.3. Check the UV index chart above for hourly values throughout the day.

The atmospheric pressure in San Francisco today ranges from 758 to 762 mm Hg. View the pressure chart above for hourly readings.

Cloud cover in San Francisco today reaches up to 100%. Check the cloud cover chart above for hourly details throughout the day.

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 →