Monthly weather forecast and climate
Los Angeles, CA US

Los Angeles experiences a Mediterranean type of climate (Köppen climate classification Csb on the coast, Csa inland) with hot and dry summers and wet and mild winters. It is the second-most populous city in the United States and lies in the proximity of the Pacific Ocean with many mountain ranges surrounding the city. The ocean is a source of cool breezes during summer and keeps the temperatures warmer in winter. Mountain ranges protect Los Angeles from the cold winds that blow from the north, as well as retain the warm winds that blow from Mexico.

Los Angeles has different microclimates, as the city is vast and covers coastal areas, flat terrain as well as hilly areas and mountains. Summers are hot and sunny with the average highs in the eighties. June gloom frequently occurs on summer mornings, which is a cloudy, foggy, and damp weather pattern due to the difference in the sea and land temperatures. Winters are mild with average lows in the mid-forties, but the occasional hot and dry Santa Ana wind raises the temperatures.

Snow is common in the surrounding San Gabriel Mountains during the winter as also the majority of the scarce rainfall of 15" (381mm).

Los Angeles is popular with tourists from all over the world with its mild weather and many attractions. The best time for a visit is during spring from March to May when the crowds are less oppressive, and the average temperatures are in the low 50°F (10°C) to low 80°F (26.7°C). The spring air quality is the best of all the seasons, which makes exploring and walking around the various attractions enjoyable.
Fall with good weather also draws moderate crowds, but the spring weather trumps the other seasons.

Summer from June to August is relatively hot and reasonably the worst time to visit Los Angeles. The heat rises to the mid 80°F (26.7°C), and tourists flock to the ocean, making it crowded and uncomfortable.
Additionally, smog creates an unhealthy environment, which is easily avoidable by not visiting Los Angeles during the summer.

Los Angeles lies in the Pacific Ring of Fire and is prone to earthquakes. Approximately 10, 000 earthquakes occur in South California, with a majority of them too small to notice. Los Angeles is vulnerable to major earthquakes and resultant tsunamis.
Heavy rains bring floods to lowlands and mudslides to the hills.
Los Angeles is also one of the most polluted cities in the United States with issues of poor air quality during the smog season that lasts from May to October.

January has warm days and cold nights with the average temperatures in a steady range of 48°F (8.9°C) to 68°F (20°C).

February is the second coldest month of the year in Los Angeles, with average lows of 49°F (9.4°C). It is also the wettest month registering 3.8" (96.5mm) of rainfall.

Spring in March is the best time to visit Los Angeles with the temperatures averaging a mild 51°F (10.6°C) to warm 70°F (21.1°C).

April is fantastic with the mercury hovering around a pleasant 54°F (12.2°C) to 72°F (22.2°C) range. Los Angeles is sunny in the short spring season.

May is brilliant and almost summer-like but with relatively cooler average day temperatures of 75°F (23.9°C). It is sunny without the heat and smog of summer.

June starts the summer and the peak tourist season in Los Angeles. Average day temperatures are at 78°F (25.6°C) with a few days recording highs of 90°F (32.2°C).

July is hot and humid, with average highs of 83°F (28.3°C). Brilliant sunshine at a record 12 hours daily and long days are ideal for exploring the entertainment hub of Los Angeles.

August is the hottest month of the year with average high temperatures of 85°F (29.4°C) and many days crossing 90°F (32.2°C).

September marks the start of the autumn and has alternate hot and mild days. Highs often touch the 90°F (32.2°C), but the average daily high is 83°F (28.3°C).

October is mild and pleasantly warm with the average temperatures ranging from 58°F (14.4°C) to 78°F (25.6°C).

November is a lovely autumn month in Los Angeles with day temperatures in the pleasant low 70°F (21.1°C). Light rain to the tune of 1" (25.4mm) is common.

December is the coldest month in winter with average lows and highs from a cold 47°F (8.3°C) to warm 67°F (19.4°C).