Orange County
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.
With an average of 4 rainy days, Orange County experiences minimal rainfall in May, ensuring that most days remain pleasantly dry.
- New! Chat with our AI weatherman - it’s amazing and free.
27
Dry days
4
Rainy days
0
Snow days
22°/13°
Temperatures
18 km/h
Avg max wind
63 %
Avg humidity
Orange County in May average weather
Move between months or click on a day
| 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° |
You can click on date
Access Orange County weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
Temperatures trend during May in Orange County
See the weather trend as well as the moving average line
May weather day by day
Click on a date for more information
| 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 | |
| Next | |||||
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 22° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Orange County during May?
Expect minimal rainfall in Orange County during May, with a total of 16.6 mm over approximately 4 days. This minimal precipitation is unlikely to significantly impact plans.
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 ☀️
Top locations in Orange County
Select a location for an accurate weather forecast
More Locations Quick links
You are here
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.
Found a mistake?
We appreciate your attention to details. Tell us here.