New York, NY 21° Los Angeles, CA 19° Chicago, IL 23° Houston, TX 27° Miami, FL 26° Phoenix, AZ 34° Seattle, WA 13° Denver, CO 25° Toronto, ON 21° Vancouver, BC 12°
WeatherLive › California › Fairfax

Fairfax, CA Weather (94978)

ZIP codes: 94978 · 94930
Today Hourly 10-Day Weekend Monthly Radar Air Quality Climate
Current WeatherFairfax · 10:30 PM PDT
21° | 13°
13°C
Feels like 12°
Partly cloudy
WindSW 6 mph · Gusts 6 mph
Precip86% · 0.31 in
Humidity94% · Dew point 12°
UV index6 Moderate
Air Quality42 Good
Pressure30.03 inHg
Visibility6 mi
Sunrise / Sunset6:41 AM · 7:38 PM · 12h 57m

Weather map — Fairfax

Full radar →
Now
13°
45%
6 mph
23:00
13°
48%
5 mph
00:00
13°
39%
5 mph
01:00
13°
44%
4 mph
02:00
14°
45%
4 mph
03:00
14°
53%
4 mph
04:00
14°
14%
4 mph
05:00
14°
14%
3 mph
06:00
14°
14%
4 mph
07:00
14°
16%
5 mph
08:00
15°
26%
6 mph
09:00
15°
28%
6 mph
10:00
16°
16%
7 mph
11:00
17°
16%
8 mph
12:00
16°
21%
11 mph
13:00
16°
28%
10 mph
14:00
16°
54%
10 mph
15:00
15°
43%
9 mph
16:00
15°
50%
8 mph
17:00
16°
31%
6 mph
18:00
17°
24%
7 mph
19:00
16°
19%
7 mph
20:00
16°
14%
7 mph
21:00
15°
12%
8 mph

Today · Wed 9/2

High 21°
86% / 0.31 in

Showers. Winds SW at 12 mph.

Tonight · Wed 9/2

Low 13°
48% / 0.01 in

Partly cloudy. Winds SW at 5 mph.

Tomorrow · Thu 9/3

17° | 13°
67% / 0.06 in

Sunny. Winds SW at 11 mph.

7-day trend

Fairfax · temperature + precipitation

10-day forecast

Updated 10:30 PM

Details & indices

Wind
6 mph SW
Gusts 6 mph
Humidity
94%
Dew point 12°
Pressure
30.03 inHg
Rising
UV index
6 — Moderate
High today
Air Quality
Good
AQI 42 · US EPA
Allergy
Low
Ragweed
Visibility
6 mi
Clear view
Allergy — Fairfax

🌿 Conditions right now

View all →
Birch
None
Grass
Low
Oak
None
Alder
None
Hazel
None
Mugwort
Low
Ragweed
Low

Sun & moon

Sunrise6:41 AM
Sunset7:38 PM
Length of day12h 57m
Moonrise10:29 PM
Moonset12:45 PM
Moon phase🌗 Last Quarter · 62%
Next full moonSep 26 Harvest Moon
Latitude37.9871°N
Longitude-122.5889°E

Water temps nearby

View all →
Stinson Beach (7 mi)59°
🌤️No rain expected in the next 90 minutes
Now+30+60+90 min
Minute-by-minute precip · HRRR nowcast

Daily planner

computed from today's forecast
Laundry day
Poor
Line-drying weather
Grilling
Fair
Fire up the grill
Running
Poor
Lace up outside
Patio
Fair
Dinner outdoors
Nearby places in {{REGION}}
Los Angeles
Sunny
19°
San Diego
Sunny
20°
San Jose
Sunny
17°
San Francisco
Fog
14°
Fresno
Sunny
22°
Sacramento
Sunny
17°
Data sources · Wednesday, September 2
Where the Fairfax forecast comes from
This page blends NOAA/NWS model guidance with global ensembles for the 10-day outlook, air quality and alerts. Data refreshes every hour, current conditions every 15 minutes. Coordinates: 37.9871°N, -122.5889°.
NBM + global weather models
Updated: 10:30 PM
Weather in Fairfax
Fairfax's outlook: warmest day near 22° (Monday), coldest night about 12° (Sunday). About 0.37 in of precipitation is expected in total; the most likely wet day is Wednesday (86% chance). The NWS alert board for this area is currently clear. Right now Fairfax is running about 42° warmer than San Francisco. Longer view: Mediterranean pattern — nearly all rain lands November through March.
Fairfax, CA · Elev 115 ft · 37.99°N, 122.59°W · California · Forecast computed for these exact coordinates
Powered by NWS/NOAA guidance, multi-model forecasts and official environmental feeds · NOAA/NWS · EPA AirNow · MET Norway · global models
Updated: 10:30 PM