Live Weather & Forecast
Weather in Rio Vista
California, United States · Real-time conditions & 3-day outlook
12°C
Feels like 10°C
53°F / Feels 49°F
Clear
Rio Vista, California
🌙 Nighttime
Updated: 2026-04-16 00:45
Humidity
85%
Wind
17.3 km/h SW
Wind Gust
34.2 km/h
Pressure
1017 mb
Visibility
16 km
UV Index
0
(Low)
Precipitation
0 mm
Cloud Cover
0%
Dew Point
10°C
Wind Degree
229°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
146.9 μg/m³
NO₂
4.7 μg/m³
O₃
79 μg/m³
SO₂
1.8 μg/m³
PM 2.5
3.7 μg/m³
PM 10
23.2 μg/m³
Weather Alerts 1
Met
· Moderate · Expected
Wind Advisory issued April 15 at 11:54AM PDT until April 16 at 11:00PM PDT by NWS Sacramento CA
* WHAT...North winds 15 to 25 mph with gusts up to 40 mph expected. * WHERE...Sacramento Valley and Carquinez Strait and Delta. * WHEN...From 5 AM to 11 PM PDT Thursday. * IMPACTS...Gusty winds will blow around unsecured objects and weakened tree limbs could be blown down.
Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.
Today's Hourly Forecast
24-hour breakdown for Rio Vista, California
12 AM
12°
Clear
1 AM
12°
Clear
2 AM
12°
Clear
3 AM
11°
Clear
4 AM
10°
Clear
5 AM
9°
Clear
6 AM
8°
Clear
7 AM
9°
Sunny
8 AM
10°
Sunny
9 AM
11°
Sunny
10 AM
14°
Sunny
11 AM
16°
Sunny
12 PM
18°
Sunny
1 PM
19°
Sunny
2 PM
20°
Sunny
3 PM
21°
Sunny
4 PM
20°
Sunny
5 PM
20°
Sunny
6 PM
18°
Sunny
7 PM
14°
Sunny
8 PM
12°
Clear
9 PM
10°
Clear
10 PM
11°
Clear
11 PM
9°
Clear
3-Day Forecast
Daily overview for Rio Vista, California
Today
Sunny
21°
/
8°
🌧️ 0% chance of rain
💧 Avg. humidity: 49%
💨 Max wind: 28.1 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.6
🌅 Sunrise: 06:29 AM
🌇 Sunset: 07:44 PM
🌙 Waning Crescent
🌑 Moon: 3% lit
Fri, Apr 17
Sunny
21°
/
3°
🌧️ 0% chance of rain
💧 Avg. humidity: 36%
💨 Max wind: 24.1 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.7
🌅 Sunrise: 06:28 AM
🌇 Sunset: 07:45 PM
🌙 New Moon
🌑 Moon: 0% lit
Sat, Apr 18
Overcast
22°
/
7°
🌧️ 0% chance of rain
💧 Avg. humidity: 61%
💨 Max wind: 10.1 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.4
🌅 Sunrise: 06:27 AM
🌇 Sunset: 07:46 PM
🌙 Waxing Crescent
🌑 Moon: 1% lit
Best Time to Visit Rio Vista
Plan your trip to Rio Vista, United States around the most favorable weather conditions.
Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
Frequently Asked Questions
What is the current weather in Rio Vista?
Current conditions in Rio Vista: Clear, temperature 12°C, humidity 85%.
What is the best time to visit Rio Vista?
The best time to visit Rio Vista is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Rio Vista?
Rio Vista is located at approximately 38.2° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Rio Vista?
The wettest period in Rio Vista is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Rio Vista?
For visits to Rio Vista during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Rio Vista in?
Rio Vista is located in United States, in the state of California.
What are the public holidays in Rio Vista in 2026?
View the 2026 public holidays for Rio Vista on our Holidays page.
What are the GPS coordinates used for the weather forecast in Rio Vista?
The weather forecast for Rio Vista uses coordinates 38.1558, -121.6913.