Weather in Fountain Valley, United States 🇺🇸
Weather Forecast in Fountain Valley
Current Weather in Fountain Valley
In Fountain Valley right now it is 23°C and partly cloudy, feeling like 25°C. Humidity sits at 79% and winds are near 10 km/h, and the UV index is 6 (high). Across the coming days, Fountain Valley should see roughly 19°C to 31°C. ⚠️ Heat Advisory issued July 24 at 9:31PM PDT until July 27 at 8:00PM PDT by NWS San Diego CA
Hourly Forecast for Fountain Valley
14-Day Forecast for Fountain Valley
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Additional Forecasts for Fountain Valley
Air Quality
Historical Weather
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Best Time to Be Outside in Fountain Valley Today
The most comfortable window in Fountain Valley today looks like 17:00 to 19:00, when it is around 24°C. It should stay dry through that window. No significant rain is expected in the next several hours.
Frequently Asked Questions about Weather in Fountain Valley
What is the temperature in Fountain Valley right now?
The current temperature in Fountain Valley is 23°C (73°F), partly cloudy (feels like 25°C).
What's the weather like in Fountain Valley right now?
Conditions in Fountain Valley right now: Partly cloudy, humidity 79%, wind 10 km/h SSW.
What is today's forecast for Fountain Valley?
Today in Fountain Valley: high 31°C, low 19°C, sunny. Chance of rain: 13%.
What is the 7-day weather forecast for Fountain Valley?
Daily highs and lows for Fountain Valley:
- 2026-07-25: 31°C / 19°C
- 2026-07-26: 28°C / 22°C
- 2026-07-27: 28°C / 22°C
- 2026-07-28: 27°C / 22°C
- 2026-07-29: 26°C / 22°C
- 2026-07-30: 26°C / 21°C
- 2026-07-31: 27°C / 22°C
Is it going to rain in Fountain Valley today?
There is a 13% chance of rain in Fountain Valley today.
What is the wind speed in Fountain Valley right now?
Wind in Fountain Valley is currently 10 km/h (6 mph) from the SSW.
What is the UV index in Fountain Valley right now?
The UV index in Fountain Valley is currently 6 (high). Sun protection is recommended when the index is 3 or higher.
