Fairfax, CA Weather Forecast
Marin County, California
Live radar, warnings and storm tracking for Fairfax, with free alerts the moment it counts.
The next few hours
Wet right now, and not done yet
It is 52° with a dew point of 49°, which is dry for this time of year. Precipitation is falling here now, and the hourly chance is 3%.
The wind backs into the east-southeast around 8 AM, which is the turn that usually comes ahead of the change rather than after it. That leaves a usable window outdoors until about 9 AM, and it closes quickly after that.
Taller, warmer bars mean heavier rain. Dotted means no reading for that hour.
Hour by hour
Wet through the window, then cooler and clearing
Wet weather moves in around 9 AM. Total accumulation over the window comes to about 0.04 in.
Pressure rises 0.06 inHg behind it, which is the drier air arriving. The overnight low settles near 49°. Tomorrow tops out near 59°. It also gets muggier, so tomorrow will feel warmer than the number on its own suggests.
Sunrise and sunset
Next five days, scored 0 to 100The first day or two use the HRRR and NBM cloud layers. Later days only have total cloud, so treat them as a rough guide.
Know when sunset at this place will be worth a photo
We score every sunrise and sunset here from the cloud, haze and smoke forecast, and let you know when one is likely to light up. Sunrise the evening before, sunset a few hours ahead.
Seven-day outlook
42–62°F across the weekThe week runs between 42° and 62°, with today the warmest day of it. There is no real trend across it: one day looks much like the next. Tomorrow is the wettest day, peaking near 100%. 3 of the 7 days stay dry.
Free alerts for Fairfax
Every NWS warning, pushed to your phone, inbox or webhook the moment it is issued.
Fairfax, CA at a glance
Fairfax is home to about 7,417 people in Marin County, across 2.2 square miles. It ranks 399th by population of 450 places in California with a forecast here. The nearest neighbour with its own forecast is San Anselmo, 1 miles away.
- County
- Marin County
- Population
- 7,417 2023 est.
- Land area
- 2.2 sq mi
- People per sq mi
- 3,329
- Forecast point
- 37.9885°N, 122.5952°W
How well can the network see Fairfax?
The nearest Doppler radar is KDAX (Sacramento, CA), to the NE. Its lowest scan passes about 4,700 ft above Fairfax. The beam is above the lowest few thousand feet here, so a warning for Fairfax can come before anything looks dramatic on radar.
The closest weather station is KDVO (Novato/Gnoss Fld). Representative on most days, though a thunderstorm can hit one and miss the other.
Forecasts near Fairfax
- San Anselmo, CA1 mi
- San Rafael, CA5 mi
- Larkspur, CA5 mi
- Corte Madera, CA6 mi
- Mill Valley, CA6 mi
- Novato, CA7 mi
- Tiburon, CA10 mi
- Sausalito, CA11 mi
Elsewhere in California
Los AngelesSan DiegoSan JoseSan FranciscoFresnoSacramentoAll California forecasts →

