Los Angeles County Climate and Average Weather
Climate of Los Angeles County: average temperatures, rainfall and seasons month by month.
Climate in Los Angeles 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° | 46° | 2,1 in | ★★★★☆ |
| February | 67° | 48° | 6,5 in | ★★★☆☆ |
| March | 73° | 51° | 2,0 in | ★★★★☆ |
| April | 74° | 53° | 0,6 in | ★★★★★ |
| May | 77° | 57° | 0,1 in | ★★★★★ |
| June | 82° | 60° | 0,1 in | ★★★★★ |
| July | 88° | 64° | 0,0 in | ★★★★★ |
| August | 91° | 65° | 0,0 in | ★★★★★ |
| September | 86° | 64° | 1,0 in | ★★★★★ |
| October | 82° | 58° | 0,8 in | ★★★★★ |
| November | 73° | 52° | 3,1 in | ★★★★☆ |
| December | 69° | 49° | 4,5 in | ★★★☆☆ |
Climate type: Mediterranean. Source: Open-Meteo archive (ERA5).
Recent extremes in Los Angeles County
Highest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How Los Angeles County compares with nearby places
Annual averages, and the difference against Los Angeles County.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Los Angeles | 0 mi | 65°F | about the same | 21 in |
| Downtown Los Angeles | 1 mi | 65°F | about the same | 21 in |
| ZIP Code 90001 | 5 mi | 65°F | about the same | 18 in |
| Hollywood | 6 mi | 64°F | 33°F cooler | 19 in |
| Hollywood Sign | 7 mi | 62°F | 35°F cooler | 23 in |
Best time to visit Los Angeles 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 this means for Los Angeles County
Today is cooler than average for September. The forecast high of 78°F is 7.4°F below the 86°F typical for this month.
Rain is very unlikely today - plans do not need a backup.
No weather-related travel disruption is expected today. Roads and airports should run normally.
Northern Hemisphere, so peak summer falls in June to August.
The gap between the warmest and coldest month averages 52°F.
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.
Summary
Los Angeles County is a county in California. Los Angeles County is a county in the United States. It has a population of about 9.7 million.
Right now it is 67°F (19°C) in Los Angeles County with clear. It feels like 70°F. Today runs from 64°F to 78°F. Chance of precipitation is 0%. Sightseeing conditions score 9.8/10 - excellent - go now.
The best time to visit Los Angeles County is April, May, June, July, August, September and October. The climate is Mediterranean. January, February and December tend to be the least comfortable months. August is the warmest month with average highs near 91°F, while January is the coldest with lows near 46°F.
The closest major airport is Los Angeles International Airport (LAX), about 12 mi away. Nearby highlights include Hollywood Sign, Santa Monica State Beach, Disneyland Resort and Channel Islands National Park.
In plain terms. Today is cooler than average for September. The forecast high of 78°F is 7.4°F below the 86°F typical for this month. The best window to be outside is roughly 8 AM to 11 AM, when temperature, rain chance and wind line up best. sightseeing is the strongest bet in Los Angeles County today at 9.8/10. No weather-related travel disruption is expected today. Roads and airports should run normally.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about Los Angeles County
| Type | County |
|---|---|
| State | California |
| Country | United States |
| Continent | North America |
| Coordinates | 34°3′7.9″N 118°14′37.3″W (34.0522, -118.2437) |
| Population | 9.700.000 |
| Local time | 12:30 AM (UTC-07:00) |
| Best months | April, May, June, July, August, September and October |
| Climate | Mediterranean |
Weather map for Los Angeles 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.
Explore Los Angeles County
Every topic we hold for this place, and the same topic for the places around it.
Climate for related places
Frequently asked questions
Where is Los Angeles County?
Los Angeles County is a county in California. Its coordinates are 34.0522, -118.2437. It lies in North America.
What is the weather like in Los Angeles County right now?
It is currently 67°F (19°C) with clear. Humidity is 86% and wind is 3 mph.
When is the best time to visit Los Angeles County?
April, May, June, July, August, September and October offer the most comfortable conditions in Los Angeles County, which has a Mediterranean climate. January, February and December are usually the hardest months for outdoor plans.
What time zone is Los Angeles County in?
Los Angeles County observes America/Los_Angeles (UTC-07:00). The local time is 12:30 AM.
How many people live in Los Angeles County?
Los Angeles County has a population of approximately 9.7 million.
What is the nearest airport to Los Angeles County?
The closest airports are Los Angeles International Airport (LAX), 12 mi away, San Diego International Airport (SAN), 109 mi away and Harry Reid International Airport (LAS), 224 mi away.
What are the top things to do in Los Angeles County?
Popular options include Hollywood Sign, Santa Monica State Beach, Disneyland Resort, Channel Islands National Park, Coronado Beach and Anza-Borrego Desert State Park.
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| 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 September 21, 2026 at 12:30 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
