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Fountain Valley CA Weather - Mostly Clear - 76°F
Mostly Clear
76°F
Updated 4:53 pm
Feels Like 71°F
Humidity 59%
Wind W 7 mph
Barometer  30.01 in
Dew Point 61°F
Fountain Valley CA Weather - Mostly Clear - 24°C
Mostly Clear
24°C
Updated 4:53 pm
Feels Like 22°C
Humidity 59%
Wind W 11 km/h
Barometer  101.6 kPa
Dew Point 16°C
Fountain Valley, CA Weather and Current Conditionsfountain valley ca weather forecast

Fountain Valley, CA Weather Forecast

Fountain Valley California WeatherFountain Valley, California Weather Weather Forecast
Here is the API 14 day weather forecast for Fountain Valley, California. Note: The 7-day weather forecast for Fountain Valley, CA is the most reliable and accurate weather forecast. This template should only be used as a probable scenario. Forecasting weather beyond the next 7 days is a challenge.
Fountain Valley, CA Weather Forecast Dated: 453 PM Sun Oct 25 2026
Expect a mild stretch with a mix of sun and clouds and mostly dry weather over the coming period. moderate humidity and no major pressure swings will dominate.

Sunday, October 25, 2026

Mid-Morning
Fountain Valley Weather - 2026-10-25 - Morning - Sunny
70°F 21°C
Sunny
Mid-Afternoon
Fountain Valley Weather - 2026-10-25 - Afternoon - Sunny
76°F 24°C
Sunny
Early-Evening
Fountain Valley Weather - 2026-10-25 - Evening - Sunny
74°F 24°C
Sunny
Pleasant near 76°F 24°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds turning from the NNE to the W at 7 mph 11 km/h.

Monday, October 26, 2026

Mid-Morning
Fountain Valley Weather - 2026-10-26 - Morning - Sunny
71°F 22°C
Sunny
Mid-Afternoon
Fountain Valley Weather - 2026-10-26 - Afternoon - Sunny
75°F 24°C
Sunny
Early-Evening
Fountain Valley Weather - 2026-10-26 - Evening - Sunny
72°F 23°C
Sunny
Comfortable with temperatures reaching 75°F 24°C, sunny throughout the day, with steady humidity and steady pressure. Winds switching from the W to the WSW at 7 mph 12 km/h.

Tuesday, October 27, 2026

Mid-Morning
Fountain Valley Weather - 2026-10-27 - Morning - Sunny
69°F 20°C
Sunny
Mid-Afternoon
Fountain Valley Weather - 2026-10-27 - Afternoon - Overcast
73°F 23°C
Overcast
Early-Evening
Fountain Valley Weather - 2026-10-27 - Evening - Sunny
70°F 21°C
Sunny
Enjoyable around 73°F 23°C, sunny in the morning, overcast in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds moving from the SE to the S at 6 mph 9 km/h.

Wednesday, October 28, 2026

Mid-Morning
Fountain Valley Weather - 2026-10-28 - Morning - Sunny
68°F 20°C
Sunny
Mid-Afternoon
Fountain Valley Weather - 2026-10-28 - Afternoon - Overcast
72°F 22°C
Overcast
Early-Evening
Fountain Valley Weather - 2026-10-28 - Evening - Partly Cloudy
68°F 20°C
Partly Cloudy
Mild temperatures up to 72°F 22°C, sunny in the morning, overcast in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds swinging from the SE to the S at 7 mph 11 km/h.

Thursday, October 29, 2026

Mid-Morning
Fountain Valley Weather - 2026-10-29 - Morning - Overcast
67°F 19°C
Overcast
Mid-Afternoon
Fountain Valley Weather - 2026-10-29 - Afternoon - Overcast
70°F 21°C
Overcast
Early-Evening
Fountain Valley Weather - 2026-10-29 - Evening - Overcast
68°F 20°C
Overcast
Mild with a high of 70°F 21°C, overcast throughout the day, with steady humidity and steady pressure. Winds shifting from the SSE to the SSW at 6 mph 10 km/h.

Friday, October 30, 2026

Mid-Morning
Fountain Valley Weather - 2026-10-30 - Morning - Scattered Showers
66°F 19°C
Scattered Showers
Mid-Afternoon
Fountain Valley Weather - 2026-10-30 - Afternoon - Partly Cloudy
71°F 22°C
Partly Cloudy
Early-Evening
Fountain Valley Weather - 2026-10-30 - Evening - Partly Cloudy
68°F 21°C
Partly Cloudy
Pleasant near 71°F 22°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds turning from the SSE to the WSW at 6 mph 9 km/h.

Saturday, October 31, 2026

Mid-Morning
Fountain Valley Weather - 2026-10-31 - Morning - Scattered Showers
68°F 20°C
Scattered Showers
Mid-Afternoon
Fountain Valley Weather - 2026-10-31 - Afternoon - Overcast
70°F 21°C
Overcast
Early-Evening
Fountain Valley Weather - 2026-10-31 - Evening - Scattered Showers
69°F 21°C
Scattered Showers
Comfortable with temperatures reaching 70°F 21°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure.

Sunday, November 1, 2026

Mid-Morning
Fountain Valley Weather - 2026-11-01 - Morning - Light Rain
65°F 19°C
Light Rain
Mid-Afternoon
Fountain Valley Weather - 2026-11-01 - Afternoon - Light Rain
67°F 20°C
Light Rain
Early-Evening
Fountain Valley Weather - 2026-11-01 - Evening - Scattered Showers
65°F 18°C
Scattered Showers
Cool with a high near 67°F 20°C, scattered downpours possible, with lower humidity and steady pressure. Winds switching from the NE to the NW at 10 mph 15 km/h.

Monday, November 2, 2026

Mid-Morning
Fountain Valley Weather - 2026-11-02 - Morning - Sunny
65°F 18°C
Sunny
Mid-Afternoon
Fountain Valley Weather - 2026-11-02 - Afternoon - Partly Cloudy
68°F 20°C
Partly Cloudy
Early-Evening
Fountain Valley Weather - 2026-11-02 - Evening - Cloudy
65°F 19°C
Cloudy
Mild temperatures up to 68°F 20°C, sunny in the morning, becoming cloudy through the afternoon and evening, with steady humidity and steady pressure.

Tuesday, November 3, 2026

Mid-Morning
Fountain Valley Weather - 2026-11-03 - Morning - Cloudy
66°F 19°C
Cloudy
Mid-Afternoon
Fountain Valley Weather - 2026-11-03 - Afternoon - Partly Cloudy
69°F 20°C
Partly Cloudy
Early-Evening
Fountain Valley Weather - 2026-11-03 - Evening - Partly Cloudy
66°F 19°C
Partly Cloudy
Mild with a high of 69°F 20°C, cloudy through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure.

Wednesday, November 4, 2026

Mid-Morning
Fountain Valley Weather - 2026-11-04 - Morning - Sunny
66°F 19°C
Sunny
Mid-Afternoon
Fountain Valley Weather - 2026-11-04 - Afternoon - Partly Cloudy
70°F 21°C
Partly Cloudy
Early-Evening
Fountain Valley Weather - 2026-11-04 - Evening - Partly Cloudy
67°F 20°C
Partly Cloudy
Pleasant near 70°F 21°C, sunny in the morning, becoming partly cloudy through the afternoon and evening, with steady humidity and steady pressure.

Thursday, November 5, 2026

Mid-Morning
Fountain Valley Weather - 2026-11-05 - Morning - Partly Cloudy
67°F 20°C
Partly Cloudy
Mid-Afternoon
Fountain Valley Weather - 2026-11-05 - Afternoon - Sunny
70°F 21°C
Sunny
Early-Evening
Fountain Valley Weather - 2026-11-05 - Evening - Partly Cloudy
67°F 20°C
Partly Cloudy
Comfortable with temperatures reaching 70°F 21°C, sunny in the morning, partly cloudy in the afternoon, and cloudy this evening, with increasing humidity and steady pressure.

Friday, November 6, 2026

Mid-Morning
Fountain Valley Weather - 2026-11-06 - Morning - Cloudy
68°F 20°C
Cloudy
Mid-Afternoon
Fountain Valley Weather - 2026-11-06 - Afternoon - Overcast
71°F 22°C
Overcast
Early-Evening
Fountain Valley Weather - 2026-11-06 - Evening - Cloudy
68°F 21°C
Cloudy
Enjoyable around 71°F 22°C, cloudy through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure.

Saturday, November 7, 2026

Mid-Morning
Fountain Valley Weather - 2026-11-07 - Morning - Scattered Showers
69°F 21°C
Scattered Showers
Mid-Afternoon
Fountain Valley Weather - 2026-11-07 - Afternoon - Scattered Showers
72°F 22°C
Scattered Showers
Early-Evening
Fountain Valley Weather - 2026-11-07 - Evening - Clear
70°F 21°C
Clear
Mild temperatures up to 72°F 22°C, scattered downpours possible, with steady humidity and steady pressure.

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Weather by the Numbers

Sun, 25th
Fountain Valley CA Weather - Sunday, Oct 25, 2026 - Sunny
Hi: 77°F 25°C
Lo: 64°F 18°C
Sunrise 07:05 AM
Sunset 06:06 PM
Wind WSW 7 mph11 km/h
Dew Point 55°F13°C
uv Index 5
Barometric Pressure 30.06 in1018 mb
POP 2% *
Humidity 50%
Mon, 26th
Fountain Valley CA Weather - Monday, Oct 26, 2026 - Sunny
Hi: 77°F 25°C
Lo: 65°F 18°C
Sunrise 07:06 AM
Sunset 06:05 PM
Wind WSW 6 mph10 km/h
Dew Point 54°F12°C
uv Index 4
Barometric Pressure 30.03 in1017 mb
POP 2% *
Humidity 48%
Tue, 27th
Fountain Valley CA Weather - Tuesday, Oct 27, 2026 - Sunny
Hi: 74°F 23°C
Lo: 63°F 17°C
Sunrise 07:07 AM
Sunset 06:04 PM
Wind SSE 8 mph13 km/h
Dew Point 53°F12°C
uv Index 5
Barometric Pressure 29.97 in1015 mb
POP 2% *
Humidity 50%
Wed, 28th
Fountain Valley CA Weather - Wednesday, Oct 28, 2026 - Sunny
Hi: 73°F 23°C
Lo: 64°F 18°C
Sunrise 07:08 AM
Sunset 06:03 PM
Wind S 7 mph11 km/h
Dew Point 54°F12°C
uv Index 4
Barometric Pressure 29.97 in1015 mb
POP 3% *
Humidity 54%
Thu, 29th
Fountain Valley CA Weather - Thursday, Oct 29, 2026 - Overcast
Hi: 71°F 22°C
Lo: 64°F 18°C
Sunrise 07:09 AM
Sunset 06:02 PM
Wind S 6 mph10 km/h
Dew Point 56°F13°C
uv Index 4
Barometric Pressure 29.94 in1014 mb
POP 14% *
Humidity 60%
Fri, 30th
Fountain Valley CA Weather - Friday, Oct 30, 2026 - Partly Cloudy
Hi: 72°F 22°C
Lo: 65°F 18°C
Sunrise 07:09 AM
Sunset 06:01 PM
Wind SSW 5 mph8 km/h
Dew Point 55°F13°C
uv Index 6
Barometric Pressure 29.91 in1013 mb
POP 9% *
Humidity 58%
Sat, 31st
Fountain Valley CA Weather - Saturday, Oct 31, 2026 - Overcast
Hi: 71°F 21°C
Lo: 65°F 19°C
Sunrise 07:10 AM
Sunset 06:00 PM
Wind SSW 3 mph5 km/h
Dew Point 54°F12°C
uv Index 5
Barometric Pressure 29.94 in1014 mb
POP 12% *
Humidity 57%
Sun, 1st
Fountain Valley CA Weather - Sunday, Nov 1, 2026 - Light Rain Shower
Hi: 68°F 20°C
Lo: 62°F 16°C
Sunrise 07:11 AM
Sunset 05:59 PM
Wind SW 2 mph3 km/h
Dew Point 60°F15°C
uv Index 4
Barometric Pressure 29.74 in1007 mb
POP 45% *
Humidity 77%
Mon, 2nd
Fountain Valley CA Weather - Monday, Nov 2, 2026 - Sunny
Hi: 68°F 20°C
Lo: 57°F 14°C
Sunrise 06:12 AM
Sunset 04:58 PM
Wind SSE 4 mph6 km/h
Dew Point 49°F10°C
uv Index 5
Barometric Pressure 30.03 in1017 mb
POP 5% *
Humidity 51%
Tue, 3rd
Fountain Valley CA Weather - Tuesday, Nov 3, 2026 - Cloudy
Hi: 69°F 20°C
Lo: 60°F 16°C
Sunrise 06:13 AM
Sunset 04:57 PM
Wind SSW 4 mph7 km/h
Dew Point 51°F11°C
uv Index 5
Barometric Pressure 30.03 in1017 mb
POP 8% *
Humidity 55%
Wed, 4th
Fountain Valley CA Weather - Wednesday, Nov 4, 2026 - Sunny
Hi: 70°F 21°C
Lo: 60°F 15°C
Sunrise 06:14 AM
Sunset 04:57 PM
Wind SW 3 mph5 km/h
Dew Point 52°F11°C
uv Index 6
Barometric Pressure 29.97 in1015 mb
POP 4% *
Humidity 55%
Thu, 5th
Fountain Valley CA Weather - Thursday, Nov 5, 2026 - Sunny
Hi: 70°F 21°C
Lo: 61°F 16°C
Sunrise 06:14 AM
Sunset 04:56 PM
Wind WSW 4 mph7 km/h
Dew Point 56°F14°C
uv Index 6
Barometric Pressure 29.97 in1015 mb
POP 4% *
Humidity 63%
Fri, 6th
Fountain Valley CA Weather - Friday, Nov 6, 2026 - Partly Cloudy
Hi: 71°F 22°C
Lo: 62°F 16°C
Sunrise 06:15 AM
Sunset 04:55 PM
Wind SW 3 mph4 km/h
Dew Point 58°F15°C
uv Index 6
Barometric Pressure 29.97 in1015 mb
POP 13% *
Humidity 65%
Sat, 7th
Fountain Valley CA Weather - Saturday, Nov 7, 2026 - Patchy Rain Nearby
Hi: 72°F 22°C
Lo: 63°F 17°C
Sunrise 06:16 AM
Sunset 04:54 PM
Wind W 3 mph5 km/h
Dew Point 57°F14°C
uv Index 5
Barometric Pressure 29.94 in1014 mb
POP 12% *
Humidity 60%
* POP = Probability of Precipitation. Data for 12:00 PM.