Irvine (CA)
May
Weather in Irvine, California for May 2026
Your guide to Irvine weather in May - trends and predictions
In general, the average temperature in Irvine at the beginning of May is 18.4 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 20.4 °F by the end of May.
With an average of 2 rainy days, Irvine experiences minimal rainfall in May.
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Temperatures
Rain 🌧️
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29
Dry days
2
Rainy days
0
Snow days
20°/13°
Temperatures
16 km/h
Avg max wind
68 %
Avg humidity
Irvine Weather May
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Temperatures trend during May in Irvine
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May weather in Irvine day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 |  Patchy rain possible | 19° /13° | 0.3 mm | 5 | |
| May 2 | Patchy rain possible | 19° /13° | 0 mm | 5 | |
| May 3 | Patchy rain possible | 18° /12° | 0.2 mm | 5 | |
| May 4 |  Moderate or heavy rain shower | 17° /12° | 3.2 mm | 4 | |
| May 5 | Patchy rain possible | 17° /12° | 0.6 mm | 4 | |
| May 6 |  Sunny | 19° /12° | 0 mm | 5 | |
| May 7 |  Partly cloudy | 20° /13° | 0 mm | 5 | |
| May 8 | Sunny | 21° /12° | 0 mm | 6 | |
| May 9 | Patchy rain possible | 21° /13° | 0.2 mm | 5 | |
| May 10 | Partly cloudy | 23° /13° | 0 mm | 6 | |
| May 11 | Partly cloudy | 22° /13° | 0 mm | 6 | |
| May 12 | Sunny | 21° /13° | 0 mm | 5 | |
| May 13 |  Overcast | 20° /14° | 0 mm | 5 | |
| May 14 | Sunny | 21° /13° | 0 mm | 5 | |
| May 15 | Sunny | 21° /13° | 0 mm | 5 | |
| May 16 | Sunny | 21° /13° | 0 mm | 5 | |
| May 17 | Sunny | 20° /13° | 0 mm | 5 | |
| May 18 | Patchy rain possible | 20° /13° | 0.1 mm | 4 | |
| May 19 | Sunny | 20° /13° | 0 mm | 5 | |
| May 20 | Sunny | 22° /13° | 0 mm | 5 | |
| May 21 | Partly cloudy | 22° /13° | 0 mm | 6 | |
| May 22 |  Cloudy | 21° /14° | 0 mm | 5 | |
| May 23 | Cloudy | 20° /14° | 0.1 mm | 5 | |
| May 24 | Patchy rain possible | 19° /14° | 0.2 mm | 4 | |
| May 25 | Cloudy | 18° /13° | 0.1 mm | 4 | |
| May 26 | Cloudy | 20° /13° | 0 mm | 4 | |
| May 27 | Cloudy | 20° /13° | 0 mm | 5 | |
| May 28 | Cloudy | 20° /13° | 0.1 mm | 5 | |
| May 29 | Patchy rain possible | 20° /13° | 0.2 mm | 5 | |
| May 30 | Patchy rain possible | 21° /14° | 0.3 mm | 5 | |
| May 31 | Patchy rain possible | 24° /14° | 0.2 mm | 6 | |
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Important Notice
Our weather forecast for Irvine in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Irvine forecast closer to your planned date for the most up-to-date weather information.
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Irvine in May - FAQ
What are the expected maximum and minimum temperatures in Irvine during May?
Enjoy moderate daytime temperatures of up to 20° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Irvine during May?
Rainfall in Irvine during May is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 2 days seeing any precipitation. Planning without the concern for rain is generally straightforward during this very dry period.
What are the typical wind conditions in Irvine during May?
The average wind speed in Irvine during May is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Irvine
Explore the daily rainfall trends and prepare for Irvines May weather 💧
UV exposure in Irvine during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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Where is Irvine?Get accurate weather forecasts for Irvine, located at latitude 33.669 and longitude -117.823. Stay updated with localized weather information tailored for Irvine.
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