Weather in Tustin, United States 🇺🇸
In Tustin right now it is 27°C and clear, feeling like 25°C. Expect 32% humidity and winds of about 8 km/h, and the UV index is 0 (low). Looking ahead, Tustin should sit between roughly 25°C and 38°C over the coming days. ⚠️ Extreme Heat Warning issued October 3 at 6:05PM PDT until October 8 at 8:00PM PDT by NWS San Diego CA
Hourly Forecast for Tustin
14-Day Forecast for Tustin
Sunny
Sunny
Sunny
Sunny
Sunny
Sunny
Overcast
Overcast
Patchy rain nearby
Sunny
Sunny
Sunny
Sunny
Sunny
Additional Forecasts for Tustin
Air Quality
Historical Weather
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Best Time to Be Outside in Tustin Today
The most comfortable window in Tustin today looks like 07:00 to 10:00, when it is around 29°C. It should stay dry through that window. No significant rain is expected in the next several hours.
Frequently Asked Questions about Weather in Tustin
What is the temperature in Tustin right now?
It is currently 27°C (81°F) in Tustin, clear (feels like 25°C).
What's the weather like in Tustin right now?
Current weather in Tustin: Clear, humidity 32%, wind 8 km/h E.
What is today's forecast for Tustin?
Today in Tustin: high 38°C, low 27°C, sunny. Chance of rain: 0%.
What is the 7-day weather forecast for Tustin?
Daily highs and lows for Tustin:
- 2026-10-04: 38°C / 27°C
- 2026-10-05: 38°C / 27°C
- 2026-10-06: 36°C / 25°C
- 2026-10-07: 36°C / 25°C
- 2026-10-08: 34°C / 24°C
- 2026-10-09: 34°C / 23°C
- 2026-10-10: 28°C / 23°C
Is it going to rain in Tustin today?
There is a 0% chance of rain in Tustin today.
What is the wind speed in Tustin right now?
Wind in Tustin is currently 8 km/h (5 mph) from the E.
What is the UV index in Tustin right now?
The UV index in Tustin is currently 0 (low). Sun protection is recommended when the index is 3 or higher.
