Santa Monica
California, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Santa Monica, CA

A night view of the neon-lit fun park in Santa Monica, California, with a view of the iconic Ferris wheel and pier, all reflected in the seawater below
A night view of the neon-lit fun park in Santa Monica, California, with a view of the iconic Ferris wheel and pier, all reflected in the seawater below
January, like December, in Santa Monica, California, is another comfortable winter month, with average temperature varying between 51.1°F (10.6°C) and 64°F (17.8°C). In Santa Monica, the average high-temperature in January remains equal as in December - a still comfortable 64°F (17.8°C). Weather in January »
The last month of the winter, February, is also an enjoyable month in Santa Monica, California, with average temperature varying between 52°F (11.1°C) and 63°F (17.2°C). The coldest months are February and March, with an average high-temperature of 63°F (17.2°C). Weather in February »

The first month of the spring, March, is still a comfortable month in Santa Monica, California, with average temperature varying between 63°F (17.2°C) and 53.1°F (11.7°C). February and March, with an average high-temperature of 63°F (17.2°C), are the coldest months. Weather in March »

April, like March, in Santa Monica, California, is another comfortable spring month, with average temperature varying between 55°F (12.8°C) and 64°F (17.8°C). In Santa Monica, the average high-temperature in April is essentially the same as in March - a still comfortable 64°F (17.8°C). Weather in April »

The last month of the spring, May, is also an enjoyable month in Santa Monica, California, with average temperature ranging between min 57°F (13.9°C) and max 64.9°F (18.3°C). In May, the average high-temperature is relatively the same as in April - a still comfortable 64.9°F (18.3°C). Weather in May »

The first month of the summer, June, is also an enjoyable month in Santa Monica, California, with average temperature fluctuating between 66.9°F (19.4°C) and 60.1°F (15.6°C). In Santa Monica, the average high-temperature is essentially the same as in May - a still enjoyable 66.9°F (19.4°C). Weather in June »

July in Santa Monica, California, is a pleasant summer month, with temperature in the range of an average low of 63°F (17.2°C) and an average high of 70°F (21.1°C). In July, the average high-temperature is almost the same as in June - a pleasant 70°F (21.1°C). Weather in July »

The last month of the summer, August, is also an agreeable month in Santa Monica, California, with average temperature ranging between min 63°F (17.2°C) and max 71.1°F (21.7°C). The warmest months are August and September, with an average high-temperature of 71.1°F (21.7°C). Weather in August »

The first month of the autumn, September, is still a pleasant month in Santa Monica, California, with average temperature fluctuating between 71.1°F (21.7°C) and 63°F (17.2°C). August and September, with an average high-temperature of 71.1°F (21.7°C), are the warmest months. Weather in September »

October, like September, is an agreeable autumn month in Santa Monica, California, with average temperature ranging between max 70°F (21.1°C) and min 60.1°F (15.6°C). In October, the average high-temperature is almost the same as in September - a still agreeable 70°F (21.1°C). Weather in October »

The last month of the autumn, November, is another comfortable month in Santa Monica, California, with average temperature ranging between max 66.9°F (19.4°C) and min 55°F (12.8°C). In Santa Monica, the average high-temperature in November is essentially the same as in October - a comfortable 66.9°F (19.4°C). Weather in November »

December, the first month of the winter, in Santa Monica, is still a comfortable month, with average temperature ranging between min 51.1°F (10.6°C) and max 64°F (17.8°C). In December, the average high-temperature is almost the same as in November - a still enjoyable 64°F (17.8°C). Weather in December »

How many days does it rain in Santa Monica?

Throughout the year, there are 32.7 rainfall days, and 12.8" (324.9mm) of precipitation is accumulated.

When is the ocean coldest in Santa Monica?

January through May and December, with an average ocean temperature of 59°F (15°C), are months with the coldest seawater in Santa Monica, California. For most, swimming in 59°F (15°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

What is the month with the least sunshine in Santa Monica?

January, November and December, with an average of 7h of sunshine, are months with the least sunshine in Santa Monica, California.

What are the months with the lowest UV index in Santa Monica?

January and December, with an average maximum UV index of 3, are months with the lowest UV index.

What is the coldest month in Santa Monica?

The coldest months in Santa Monica are February and March, with an average high-temperature of 63°F (17.2°C).

What is the wettest month in Santa Monica?

February is the month with the most rainfall in Santa Monica, California. Rain falls for 7.9 days and accumulates 3.4" (87.4mm) of precipitation.

When are the longest days in Santa Monica?

The month with the longest days in Santa Monica, California, is June, with an average of 14.4h of daylight.

What is the driest month in Santa Monica?

The month with the least rainfall is July when the rain falls for 0.1 days and typically collects 0" (0.3mm) of precipitation.

What month has the most sunshine in Santa Monica?

July has the most sunshine of the year, with an average of 12h of sunshine.

When is the highest UV index in Santa Monica?

The month with the highest UV index in Santa Monica, California, is July, with an average maximum UV index of 11.

What is the warmest month in Santa Monica?

Warmest months are August and September, with an average high-temperature of 71.1°F (21.7°C).

What are the months with the warmest ocean in Santa Monica?

August through October, with an average ocean temperature of 66.2°F (19°C), are months with the warmest seawater in Santa Monica. For most, swimming in 66.2°F (19°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

What is the month with the shortest days in Santa Monica?

December has the shortest days of the year in Santa Monica, California, with an average of 9.9h of daylight.
Average temperature - Santa Monica, CA
Average rainfall - Santa Monica, CA
Average rainfall days - Santa Monica, CA

The month with the highest number of rainy days is February (7.9 days).
The month with the lowest number of rainy days is July (0.1 days).

Average sea temperature - Santa Monica, CA

Best months for swimming (with the highest average sea temperature) are August, September and October (66°F).
Coldest months (with the lowest average sea temperature) are January, February, March, April, May and December (59°F).

Average daylight / Average sunshine - Santa Monica, CA