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WeatherLive › California › Fountain Valley

Fountain Valley, CA Weather (92708)

ZIP codes: 92708 · 92728
Today Hourly 10-Day Weekend Monthly Radar Air Quality Climate
Current WeatherFountain Valley · 7:07 AM PDT
81° | 64°
65°F
Feels like 69°
Fog
WindSW 3 mph · Gusts 12 mph
Precip15% · –
Humidity98% · Dew point 64°
UV index10 Very high
Air Quality42 Good
Pressure29.91 inHg
Visibility6 mi
Sunrise / Sunset6:16 AM · 7:35 PM · 13h 19m

Weather map — Fountain Valley

Full radar →
Now
65°
34%
3 mph
08:00
70°
28%
3 mph
09:00
74°
19%
3 mph
10:00
80°
13%
5 mph
11:00
79°
2%
6 mph
12:00
80°
3%
7 mph
13:00
81°
2%
9 mph
14:00
81°
3%
10 mph
15:00
80°
11%
10 mph
16:00
80°
11%
11 mph
17:00
80°
12%
9 mph
18:00
78°
13%
9 mph
19:00
76°
15%
8 mph
20:00
75°
17%
8 mph
21:00
74°
18%
6 mph
22:00
74°
18%
6 mph
23:00
73°
14%
6 mph
00:00
72°
18%
6 mph
01:00
72°
20%
6 mph
02:00
71°
9%
4 mph
03:00
71°
10%
3 mph
04:00
71°
10%
3 mph
05:00
71°
8%
3 mph
06:00
71°
14%
2 mph

Today · Tue 8/18

High 81°
15% / –

Mostly cloudy. Winds SW at 11 mph.

Overnight · Tue 8/18

Low 70°
— / –

Mostly cloudy.

Tomorrow · Wed 8/19

83° | 71°
6% / –

Sunny. Winds SW at 12 mph.

7-day trend

Fountain Valley · temperature + precipitation

10-day forecast

Updated 7:07 AM

Details & indices

Wind
3 mph SW
Gusts 12 mph
Humidity
98%
Dew point 64°
Pressure
29.91 inHg
Rising
UV index
10 — Very high
High today
Air Quality
Good
AQI 42 · US EPA
Allergy
Very high
Mugwort
Visibility
6 mi
Clear view
Allergy — Fountain Valley

🌿 Conditions right now

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

Sun & moon

Sunrise6:16 AM
Sunset7:35 PM
Length of day13h 19m
Moonrise12:28 PM
Moonset10:48 PM
Moon phase🌓 First Quarter · 35%
Next full moonAug 27 Sturgeon Moon
Latitude33.7092°N
Longitude-117.9537°E

Water temps nearby

View all →
Huntington Beach (5 mi)72°
Newport Beach (7 mi)73°
Laguna Beach (15 mi)72°
Venice Beach (35 mi)73°
Santa Monica Beach (37 mi)73°
Zuma Beach, Malibu (54 mi)72°
🌤️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
Fair
Line-drying weather
Grilling
Great
Fire up the grill
Running
Fair
Lace up outside
Patio
Great
Dinner outdoors
Nearby places in {{REGION}}
🌤️
Los Angeles
—
— 🌤️
San Diego
—
— 🌤️
San Jose
—
— 🌤️
San Francisco
—
—
Fresno
Sunny
70° 🌤️
Sacramento
—
—
Data sources · Tuesday, August 18
Where the Fountain Valley 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: 33.7092°N, -117.9537°.
NBM + global weather models
Updated: 7:07 AM
Weather in Fountain Valley
Fountain Valley's outlook: warmest day near 85° (Sunday), coldest night about 64° (Tuesday). About 0.11 in of precipitation is expected in total; the most likely wet day is Thursday (68% chance). The NWS alert board for this area is currently clear. Right now Fountain Valley is about 19° cooler than nearby Santa Clarita. Longer view: Mediterranean pattern — nearly all rain lands November through March.
Fountain Valley, CA · Elev 33 ft · 33.71°N, 117.95°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: 7:07 AM