Orange County (Anaheim)
May
Weather in Orange County for May 2025
Your guide to Orange County weather in May - trends and predictions
In general, the average temperature in Orange County at the beginning of May is 19.9 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 21.6 °F by the end of May.
Precipitation in Orange County during May is a rare event, with an average of fewer than 2 rainy days.
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Temperatures
Rain 🌧️
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30
Dry days
1
Rainy days
0
Snow days
21°/14°
Temperatures
18 km/h
Avg max wind
62 %
Avg humidity
Orange County in May average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  20° | 2 20° | 3 21° | 4  19° | |||
| 5 18° | 6  20° | 7 21° | 8  22° | 9 22° | 10 22° | 11 23° |
| 12 24° | 13 24° | 14 23° | 15 22° | 16 24° | 17 23° | 18 22° |
| 19 22° | 20 22° | 21 23° | 22  22° | 23  21° | 24 20° | 25 20° |
| 26 22° | 27 22° | 28 22° | 29 22° | 30 22° | 31 21° |
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Temperatures trend during May in Orange County
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 | Patchy rain possible | 20° /13° | 0.4 mm | 5 | |
| May 2 | Patchy rain possible | 20° /13° | 0.1 mm | 5 | |
| May 3 | Patchy rain possible | 21° /12° | 0.3 mm | 5 | |
| May 4 | Moderate or heavy rain shower | 19° /12° | 4.8 mm | 4 | |
| May 5 | Patchy rain possible | 18° /12° | 0.8 mm | 5 | |
| May 6 | Partly cloudy | 20° /12° | 0 mm | 6 | |
| May 7 | Partly cloudy | 21° /13° | 0 mm | 6 | |
| May 8 | Sunny | 22° /13° | 0 mm | 6 | |
| May 9 | Patchy rain possible | 22° /13° | 0.3 mm | 6 | |
| May 10 | Partly cloudy | 22° /13° | 0 mm | 6 | |
| May 11 | Partly cloudy | 23° /13° | 0 mm | 6 | |
| May 12 | Sunny | 24° /13° | 0 mm | 6 | |
| May 13 | Sunny | 24° /14° | 0 mm | 6 | |
| May 14 | Sunny | 23° /14° | 0 mm | 7 | |
| May 15 | Partly cloudy | 22° /14° | 0 mm | 6 | |
| May 16 | Sunny | 24° /14° | 0 mm | 7 | |
| May 17 | Sunny | 23° /14° | 0 mm | 6 | |
| May 18 | Patchy rain possible | 22° /14° | 0.1 mm | 5 | |
| May 19 | Sunny | 22° /14° | 0 mm | 6 | |
| May 20 | Sunny | 22° /14° | 0 mm | 5 | |
| May 21 | Sunny | 23° /14° | 0 mm | 6 | |
| May 22 | Cloudy | 22° /14° | 0 mm | 6 | |
| May 23 | Overcast | 21° /14° | 0 mm | 5 | |
| May 24 | Patchy rain possible | 20° /15° | 0.2 mm | 5 | |
| May 25 | Cloudy | 20° /14° | 0.1 mm | 5 | |
| May 26 | Cloudy | 22° /13° | 0 mm | 5 | |
| May 27 | Cloudy | 22° /14° | 0 mm | 6 | |
| May 28 | Overcast | 22° /14° | 0.1 mm | 6 | |
| May 29 | Patchy rain possible | 22° /14° | 0.3 mm | 6 | |
| May 30 | Patchy rain possible | 22° /14° | 0.4 mm | 6 | |
| May 31 | Patchy rain possible | 21° /14° | 0.3 mm | 5 | |
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Important Notice
Our weather forecast for Orange County 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 Orange County forecast closer to your planned date for the most up-to-date weather information.
Orange County in May - FAQ
What are the expected maximum and minimum temperatures in Orange County during May?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Orange County during May?
Rainfall in Orange County during May is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 1 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 Orange County during May?
The average wind speed in Orange County during May is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Orange County
Explore the daily rainfall trends and prepare for Orange Countys May weather 💧
UV exposure in Orange County during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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Where is Orange County?Get accurate weather forecasts for Orange County, located at latitude 33.835 and longitude -117.915. Stay updated with localized weather information tailored for Orange County.
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