Live Weather & Forecast

Weather in Suisun City

California, United States · Real-time conditions & 3-day outlook

Flag of United States
Partly cloudy
10°C
Feels like 8°C
51°F / Feels 47°F
Partly cloudy
Suisun City, California
🌞 Daytime
Updated: 2026-04-12 06:45
💧
Humidity
87%
💨
Wind
16.6 km/h SSW
🌬️
Wind Gust
27.1 km/h
🌡️
Pressure
1008 mb
👁️
Visibility
16 km
☀️
UV Index
0 (Low)
🌧️
Precipitation
0.27 mm
☁️
Cloud Cover
75%
💦
Dew Point
7.3°C
🌐
Wind Degree
204°

Air Quality Index

US EPA: Good UK DEFRA: Low (1)
CO
152.9 μg/m³
NO₂
3 μg/m³
O₃
82 μg/m³
SO₂
1.6 μg/m³
PM 2.5
4.7 μg/m³
PM 10
6.3 μg/m³

Weather Alerts 1

Met · Minor · Expected
Flood Advisory issued April 11 at 8:45PM PDT until April 12 at 12:00AM PDT by NWS Sacramento CA

* WHAT...Urban and small stream flooding caused by heavy rain and thunderstorms continues. * WHERE...Portions of central and northern California, including the following counties, Placer, Amador, Butte, El Dorado, Nevada, Sacramento, San Joaquin, Sutter, Yolo and Yuba. * WHEN...Until midnight PDT tonight. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Rises in small streams an...

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding. Be aware of your surroundings and do not drive on flooded roads.

Effective: 2026-04-11T20:45:00-07:00  ·  Expires: 2026-04-12T00:00:00-07:00

Today's Hourly Forecast

24-hour breakdown for Suisun City, California

12 AM
Clear
10°
Clear
💧 88% 💨 11.2 km/h
1 AM
Clear
10°
Clear
💧 80% 💨 11.5 km/h
2 AM
Light rain
9°
Light rain
💧 85% 💨 9.7 km/h 🌧️ 100%
3 AM
Patchy rain nearby
9°
Patchy rain nearby
💧 84% 💨 17.3 km/h 🌧️ 100%
4 AM
Patchy rain nearby
10°
Patchy rain nearby
💧 84% 💨 24.1 km/h 🌧️ 79%
5 AM
Patchy rain nearby
9°
Patchy rain nearby
💧 86% 💨 23.4 km/h 🌧️ 78%
6 AM
Partly cloudy
10°
Partly cloudy
💧 87% 💨 16.6 km/h 🌧️ 100%
7 AM
Light rain
10°
Light rain
💧 90% 💨 22 km/h 🌧️ 100%
8 AM
Patchy rain nearby
11°
Patchy rain nearby
💧 81% 💨 11.2 km/h 🌧️ 100%
9 AM
Sunny
11°
Sunny
💧 78% 💨 10.8 km/h
10 AM
Partly Cloudy
12°
Partly Cloudy
💧 78% 💨 6.8 km/h
11 AM
Overcast
12°
Overcast
💧 74% 💨 5.8 km/h
12 PM
Patchy light rain
13°
Patchy light rain
💧 81% 💨 6.8 km/h 🌧️ 100%
1 PM
Patchy light rain
13°
Patchy light rain
💧 82% 💨 13.7 km/h 🌧️ 100%
2 PM
Patchy rain nearby
13°
Patchy rain nearby
💧 76% 💨 14.4 km/h 🌧️ 61%
3 PM
Overcast
14°
Overcast
💧 70% 💨 15.8 km/h
4 PM
Overcast
14°
Overcast
💧 66% 💨 18 km/h
5 PM
Cloudy
14°
Cloudy
💧 65% 💨 18.4 km/h
6 PM
Cloudy
13°
Cloudy
💧 67% 💨 19.1 km/h
7 PM
Cloudy
13°
Cloudy
💧 69% 💨 16.6 km/h
8 PM
Cloudy
12°
Cloudy
💧 77% 💨 13.3 km/h
9 PM
Clear
11°
Clear
💧 74% 💨 9 km/h
10 PM
Clear
10°
Clear
💧 79% 💨 7.2 km/h
11 PM
Patchy rain nearby
10°
Patchy rain nearby
💧 91% 💨 7.2 km/h 🌧️ 84%

3-Day Forecast

Daily overview for Suisun City, California

Today
Moderate rain
Moderate rain
14° / 8°
🌧️ 89% chance of rain
💧 Avg. humidity: 79%
💨 Max wind: 24.1 km/h
🌧️ Total precip: 7.04 mm
☀️ UV Index: 1
🌅 Sunrise: 06:36 AM
🌇 Sunset: 07:42 PM
🌙 Waning Crescent
🌑 Moon: 33% lit
Mon, Apr 13
Cloudy
Cloudy
17° / 10°
🌧️ 0% chance of rain
💧 Avg. humidity: 75%
💨 Max wind: 7.9 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.1
🌅 Sunrise: 06:35 AM
🌇 Sunset: 07:43 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Sunny
Sunny
19° / 6°
🌧️ 0% chance of rain
💧 Avg. humidity: 81%
💨 Max wind: 13 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.6
🌅 Sunrise: 06:33 AM
🌇 Sunset: 07:44 PM
🌙 Waning Crescent
🌑 Moon: 15% lit

Best Time to Visit Suisun City

Plan your trip to Suisun City, 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.
← Back to Suisun City 🗓 View Holidays 2026

Frequently Asked Questions

What is the current weather in Suisun City?
Current conditions in Suisun City: Partly cloudy, temperature 10°C, humidity 87%.
What is the best time to visit Suisun City?
The best time to visit Suisun City is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Suisun City?
Suisun City is located at approximately 38.2° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Suisun City?
The wettest period in Suisun City is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Suisun City?
For visits to Suisun City during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Suisun City in?
Suisun City is located in United States, in the state of California.
What are the public holidays in Suisun City in 2026?
View the 2026 public holidays for Suisun City on our Holidays page.
What are the GPS coordinates used for the weather forecast in Suisun City?
The weather forecast for Suisun City uses coordinates 38.2382, -122.0402.