Live Weather & Forecast
Weather in Tustin
California, United States · Real-time conditions & 3-day outlook
14°C
Feels like 14°C
57°F / Feels 57°F
Partly cloudy
Tustin, California
🌙 Nighttime
Updated: 2026-04-13 05:00
Humidity
77%
Wind
6.8 km/h W
Wind Gust
10.2 km/h
Pressure
1017 mb
Visibility
16 km
UV Index
0
(Low)
Precipitation
0 mm
Cloud Cover
75%
Dew Point
8.8°C
Wind Degree
262°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
159.9 μg/m³
NO₂
7.1 μg/m³
O₃
94 μg/m³
SO₂
5.9 μg/m³
PM 2.5
9.5 μg/m³
PM 10
12.7 μg/m³
Today's Hourly Forecast
24-hour breakdown for Tustin, California
12 AM
14°
Clear
1 AM
13°
Clear
2 AM
13°
Clear
3 AM
13°
Clear
4 AM
12°
Clear
5 AM
14°
Partly cloudy
6 AM
12°
Clear
7 AM
13°
Sunny
8 AM
14°
Sunny
9 AM
15°
Patchy rain nearby
10 AM
17°
Sunny
11 AM
17°
Sunny
12 PM
17°
Sunny
1 PM
18°
Sunny
2 PM
19°
Partly Cloudy
3 PM
18°
Sunny
4 PM
18°
Partly Cloudy
5 PM
17°
Sunny
6 PM
16°
Partly Cloudy
7 PM
16°
Partly Cloudy
8 PM
16°
Clear
9 PM
15°
Partly Cloudy
10 PM
15°
Partly Cloudy
11 PM
15°
Patchy rain nearby
3-Day Forecast
Daily overview for Tustin, California
Today
Sunny
20°
/
11°
🌧️ 0% chance of rain
💧 Avg. humidity: 66%
💨 Max wind: 26.3 km/h
🌧️ Total precip: 0.1 mm
☀️ UV Index: 1.6
🌅 Sunrise: 06:23 AM
🌇 Sunset: 07:22 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Sunny
21°
/
14°
🌧️ 0% chance of rain
💧 Avg. humidity: 64%
💨 Max wind: 18.7 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.8
🌅 Sunrise: 06:22 AM
🌇 Sunset: 07:22 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Wed, Apr 15
Overcast
20°
/
13°
🌧️ 0% chance of rain
💧 Avg. humidity: 76%
💨 Max wind: 18 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.6
🌅 Sunrise: 06:20 AM
🌇 Sunset: 07:23 PM
🌙 Waning Crescent
🌑 Moon: 8% lit
Best Time to Visit Tustin
Plan your trip to Tustin, 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 Tustin?
Current conditions in Tustin: Partly cloudy, temperature 14°C, humidity 77%.
What is the best time to visit Tustin?
The best time to visit Tustin is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Tustin?
Tustin is located at approximately 33.7° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Tustin?
The wettest period in Tustin is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Tustin?
For visits to Tustin during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Tustin in?
Tustin is located in United States, in the state of California.
What are the public holidays in Tustin in 2026?
View the 2026 public holidays for Tustin on our Holidays page.
What are the GPS coordinates used for the weather forecast in Tustin?
The weather forecast for Tustin uses coordinates 33.7459, -117.8262.