5-day weather forecast Fairfax Oct 3, 2026
21°Weather forecast Fairfax Saturday Oct 3, 2026: patchy rain possible, temperature from 13 °C to 21 °C.
Precipitation probability 29%. Wind up to 4.69 m/s (gusts 8.5 m/s). Air humidity 72–91%, atmospheric pressure 761–765 mm Hg, UV index up to 5.
5 days at a glance — tap a day to open it
Sunrise 07:20
Sunset 19:01
Sunset 19:01
Last Quarter45% illuminated
Moonrise 23:52 · Moonset 14:52
Moonrise 23:52 · Moonset 14:52
Chart
TableSat, Oct 3, 2026
Forecast from 13 °C to 21 °C and precipitation
Cloud cover and precipitation probability
Wind speed and direction
Air humidity
Atmospheric pressure
Ultraviolet index
Air quality & pollen
Air quality is available for the first three days only.
Sat, Oct 3, 2026
Fairfax 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.