Orange County Weather Forecast
Orange County weather: 80°F, clear sky. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Orange County weather in May
Weather map for Orange County
Animated model layers. Pick a layer to load it.
Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Climate in Orange County month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 67° | 49° | 1,5 in | ★★★★☆ |
| February | 67° | 50° | 4,8 in | ★★★☆☆ |
| March | 70° | 51° | 2,0 in | ★★★★☆ |
| April | 72° | 53° | 0,4 in | ★★★★★ |
| May | 74° | 56° | 0,4 in | ★★★★★ |
| June | 78° | 59° | 0,1 in | ★★★★★ |
| July | 82° | 62° | 0,1 in | ★★★★★ |
| August | 85° | 63° | 0,7 in | ★★★★★ |
| September | 82° | 63° | 0,9 in | ★★★★★ |
| October | 80° | 58° | 0,5 in | ★★★★★ |
| November | 72° | 53° | 2,2 in | ★★★★☆ |
| December | 68° | 50° | 2,6 in | ★★★★☆ |
Climate type: Mediterranean. Source: Open-Meteo archive (ERA5).
Best time to visit Orange County
Go in April, May, June, July, August, September and October. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: January, February and December - expect the least comfortable mix of heat, cold or rain.
What to pack, what to skip
- Lightweight, light-coloured clothing and a refillable water bottle
- Sunglasses, a brimmed hat and SPF 30+
- If your dates are flexible, avoid January, February and December - historically the least comfortable months here.
How Orange County compares with nearby places
Annual averages, and the difference against Orange County.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| ZIP Code 90001 | 30 mi | 65°F | about the same | 19 in |
| Riverside County | 30 mi | 66°F | +34°F warmer | 15 in |
| Downtown Los Angeles | 33 mi | 65°F | about the same | 22 in |
| Los Angeles | 33 mi | 65°F | about the same | 22 in |
| Los Angeles County | 33 mi | 65°F | about the same | 22 in |
See the Orange County forecast by time range
Orange County weather - more answers
Explore Orange County
Every topic we hold for this place, and the same topic for the places around it.
Weather for related places
Frequently asked questions
Where is Orange County?
Orange County is a county in California. Its coordinates are 33.7175, -117.8311. It lies in North America.
What is the weather like in Orange County right now?
It is currently 80°F (27°C) with clear sky. Humidity is 61% and wind is 6 mph.
When is the best time to visit Orange County?
April, May, June, July, August, September and October offer the most comfortable conditions in Orange County, which has a Mediterranean climate. January, February and December are usually the hardest months for outdoor plans.
What time zone is Orange County in?
Orange County observes America/Los_Angeles (UTC-07:00). The local time is 1:55 AM.
How many people live in Orange County?
Orange County has a population of approximately 3.2 million.
What is the nearest airport to Orange County?
The closest airports are Los Angeles International Airport (LAX), 37 mi away, San Diego International Airport (SAN), 77 mi away and Harry Reid International Airport (LAS), 223 mi away.
What are the top things to do in Orange County?
Popular options include Disneyland Resort, Hollywood Sign, Santa Monica State Beach, Coronado Beach, Anza-Borrego Desert State Park and Joshua Tree National Park.
What places are in Orange County?
Orange County covers 1 places in this atlas, including Disneyland Resort.
Related articles
Lawyer for Puka Nacua’s Alleged Victim Releases Photo Revealing the Severity of Bite Mark
Where Does Philip Rivers Live? Inside the NFL Legend’s Home, Family Life,
Brandon Aiyuk Posted Video Speeding Past 49ers Stadium
President Donald Trump NBC News Interview : He talks about the economy, the ongoing war with IranData sources and methodology
| Place data | USPOTUS Atlas dataset (us-counties) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Weather Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated August 23, 2026 at 1:55 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
