5-day weather forecast San Francisco Oct 26, 2026

17°14° · Sunny

Weather forecast San Francisco tomorrow Oct 26, 2026: sunny, temperature from 14 °C to 17 °C.

Precipitation probability 24%. Wind up to 6.81 m/s (gusts 9.22 m/s). Air humidity 68–85%, atmospheric pressure 764–766 mm Hg, UV index up to 4.

Sunrise 07:28
Sunset 18:18
Full Moon98% illuminated
Moonrise 18:19 · Moonset 08:05
Chart
Table

Forecast from 14 °C to 17 °C and precipitation

Temperature & Precipitation
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Temperature (°C)151515151414141414141516161617161616151515151514
Precipitation (mm/hr)000000000000000000000000

Cloud cover and precipitation probability

Cloud cover & Rain chance
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Cloud cover (%)00250336771003870110012000000000
Rain chance (%)991389141924141086677756679669

Wind speed and direction

Wind & Wind gust
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Wind (m/s)3.113.8933.693.893.1944.193.394.814.393.54.3965.816.316.8166.696.695.396.396.614.61
Wind gust (m/s)4.114.814.584.725.315.425.5365.566.56.226.335.9278.947.117.429.228.58.728.568.318.117.44
Wind direction (°)WSW 248°WSW 254°W 260°WSW 257°W 268°W 281°WNW 287°WNW 289°WNW 291°WNW 297°NW 304°WNW 297°WNW 286°W 281°W 273°WNW 282°WNW 285°WNW 285°WNW 294°WNW 296°WNW 292°WNW 293°WNW 296°WNW 302°

Air humidity

Humidity
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Humidity (%)797985787883808184817669707472726870717378727178

Atmospheric pressure

Pressure
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Pressure (mm Hg)764764765764764765765765765766766766766765765764764764764764764764764764

Ultraviolet index

UV Index
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
UV Index0000000000.41.22.43.543.82.81.60.6000000

Air quality & pollen

Air quality
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
PM2.5 (µg/m³)13.313.213.513.613.813.813.813.71413.1119.78.986.85.85.25.56.98.610.210.810.19.6
PM10 (µg/m³)17.517.61818.31919.219.519.519.71816.114.713.512.310.59.18.18.710.913.616.216.915.614.5
Ozone (O₃) (µg/m³)565757575858575657616873767980807978767471686562
NO₂ (µg/m³)17.516.515.714.814.113.714.114.714.311.88.35.543.12.62.42.533.84.96.27.89.611.1
SO₂ (µg/m³)1110.90.80.80.80.90.90.90.90.90.90.80.80.80.70.70.70.70.70.70.80.8
CO (µg/m³)134120110105105110128151165159143129120113110113120127133140150166184201

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.