Average daily temperature during the week of 30 June 2025 - 6 July 2025 was 24 °C (75 °F), average minimal (night) temperature was 17 °C (63 °F). Both the daily and night temperatures in Santa Monica are roughly same as the long-term average, which is around 24 °C (75 °F) and 14 °C (57 °F) respectively. On average, the temperatures during various times of day (in local time) were recorded as: 7am 17 °C (63 °F), 10am 22 °C (72 °F), 1pm 23 °C (73 °F), 4pm 23 °C (73 °F), 7pm 21 °C (70 °F), 10pm 18 °C (64 °F).

The week had 7 days without rain. During the whole week, total of 0 mm (0.00 in) of precipitation was observed, which is roughly same as the long term average for Santa Monica, which is 0 mm (0.00 in). The daytime hours (from dawn to dusk) had an average cloud coverage of 29 %. The meteorological event(s) that occurred were: smoke, mist and haze.

An average wind speed of 3.8 m/s was recorded. West and South-West were the dominant wind direction(s). The air pressure was 1008 hpa - 1018 hpa. The air in Santa Monica had an average humidity of 78 %.

During the daytime (from dawn to dusk), there were in average: 10 hours clear skies, 1 hour partially overcast skies and 4 hours overcast skies. On average, the time of sunrise was 05:47, and the time of sunset was 20:08.

Weather overview

Santa Monica (United States of America) in general has a tropical climate. The day temperatures range from 19 °C (67 °F) in February to 26 °C (78 °F) in August. The least rainy month in Santa Monica is July with its 0 days of rain, the rainiest month is February, when it rains 7 days. Sea temperatures are in the following range: 15 °C (58 °F) in February to 20 °C (68 °F) in August. The highest night temperatures could be experienced in August with 16 °C (61 °F), the lowest in January with 9 °C (49 °F).

January weather

The descent of the sea temperature can be observed, its value is 15 °C (59 °F) in Santa Monica, while the minimum of the night temperature can be noticed in January. The rise of the rainfall amount can be observed, its value is 76 mm (2.98 in), and the rise of the number of rainy days can be observed too, with its value of 6 days. The minimum of the wind speed is observable, with its value of 3. The humidity is on its minimum in January.

February weather

The day temperature is on its minimum, the value of this measure is 19 °C (67 °F) in Santa Monica, and the sea temperature is on its minimum too, the value of this measure is 15 °C (58 °F). The maximum of the number of rainy days is observable, with its value of 7 days, and the rainfall amount is on its maximum too. The number of sun hours (without clouds) starts to rise in February.

March weather

The number of rainy days starts to descent, its value is 6 days in Santa Monica, and the beginning of the descent of the rainfall amount could be noticed too, the value of this measure is 52 mm (2.03 in). The night temperature rise's start could be observed, its value is 10 °C (50 °F). The rise of the number of sun hours (without clouds) can be observed, with its value of 8 hours.

April weather

The day temperature rise's start could be observed, its value is 21 °C (70 °F) in Santa Monica, while the night temperature rises similarly to the previous month, its value is 11 °C (52 °F). The descent of the rainfall amount can be observed, with its value being 24 mm (0.96 in), and the number of rainy days descents similarly to the previous month too, with its value of 3 days. The rise of the number of sun hours (without clouds) can be observed, the value of this measure is 10 hours. The wind speed is on its maximum, its value is 4.

May weather

The sea temperature rise's start could be observed, with its value being 16 °C (61 °F) in Santa Monica, while the night temperature continues to rise, with its value being 13 °C (55 °F). The rainfall amount continues to descent, with its value being 5 mm (0.18 in), and the descent of the number of rainy days can be observed too, its value is 1 day. The dry season continues. The number of sun hours (without clouds) descent's start could be observed, with its value of 9 hours.

June weather

The sea temperature continues to rise, the value of this measure is 18 °C (64 °F) in Santa Monica, while the day temperature starts to rise, with its value being 23 °C (73 °F). The number of rainy days continues to descent, with its value being 1 day. The number of sun hours (without clouds) rise's start could be observed, with its value of 10 hours. The day length reaches its maximum, with its value of 14 hours. The rise of the night temperature can be observed, the value of this measure is 14 °C (57 °F).

July weather

The tourist season is about to start this month in Santa Monica. The rise of the day temperature can be observed, with its value being 25 °C (77 °F), and the sea temperature rises similarly to the previous month as well. The number of rainy days is on its minimum, with its value being 0 days, and the minimum of the rainfall amount can be noticed as well. The number of sun hours (without clouds) reaches its maximum in this month.

August weather

The ongoing tourist season is noticeable in Santa Monica, and there is pending dry season too. The sea temperature is on its maximum, with its value of 20 °C (68 °F), and the maximum of the day temperature can be noticed too in this month. The maximum of the night temperature is observable, with its value being 16 °C (61 °F). The beginning of the descent of the number of sun hours (without clouds) could be noticed, with its value of 11 hours.

September weather

The number of rainy days rise's start could be observed, with its value of 1 day in Santa Monica. There is pending tourist season, and there is pending dry season too in September. The descent of the number of sun hours (without clouds) can be observed, the value of this measure is 9 hours.

October weather

The beginning of the descent of the day temperature could be noticed, with its value being 24 °C (76 °F) in Santa Monica, and the sea temperature starts to descent as well, with its value of 19 °C (66 °F). There is pending tourist season this month. The rise of the number of rainy days can be observed, with its value being 2 days, while the rainfall amount starts to rise, its value is 11 mm (0.43 in). The beginning of the descent of the night temperature could be noticed, with its value being 14 °C (58 °F).

November weather

The descent of the day temperature can be observed, with its value being 22 °C (71 °F) in Santa Monica, and the descent of the sea temperature can be observed as well, the value of this measure is 17 °C (63 °F). The rainfall amount continues to rise, with its value of 39 mm (1.55 in), and the number of rainy days rises similarly to the previous month too, with its value being 3 days. The descent of the night temperature can be observed, with its value being 11 °C (52 °F). The descent of the number of sun hours (without clouds) can be observed, the value of this measure is 7 hours.

December weather

The descent of the sea temperature can be observed, the value of this measure is 15 °C (60 °F) in Santa Monica, and the day temperature descents similarly to the previous month too, with its value being 20 °C (67 °F). The rise of the number of rainy days can be observed, with its value being 5 days. The night temperature continues to descent, the value of this measure is 10 °C (49 °F). The day length is on its minimum in this month. The minimum of the number of sun hours (without clouds) is observable, with its value being 7 hours.

Is there a dry season in January in Santa Monica?

No, January is not a dry month in Santa Monica, expect rain approximately 6 days in a month.

How windy is Santa Monica in March?

In Santa Monica in March, there will be an average wind scale of 4.

What is the night temperature in April in Santa Monica?

The average night temperature in April in Santa Monica is 11 °C (52 °F). Nights can be cooler, morning running can be refreshing but choose appropriate clothing, evening outdoor sitting can be pleasant but you can also be cold.

How many days of precipitation on average can I expect in Santa Monica in May?

In May in Santa Monica, we can expect 1 day to be rainy, that is, days when precipitation exceeds 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 0.3 days of the week, or in general - 5 % days.

Are there good conditions to visit in Santa Monica in June?

Santa Monica can be visited in June - the weather will be moderate. The temperature of 14 °C (57 °F) at night may make it better to dine inside or to put on more clothes for a dinner outside.

What is the sea temperature in Santa Monica in July?

The temperature of the sea in July in Santa Monica is 19 °C (67 °F). At this sea temperature, swimming probably won't be the best experience. You probably won't like to stay in water for a long time. On the other hand, there are a minority of people who seek these conditions.

What temperature can I expect during the day in Santa Monica in August?

In August in Santa Monica, the average daily temperatures will be 26 °C (78 °F). The ideal temperature for enjoying sunbathing by the water and a good temperature for other activities. For some people, it will be too hot in the direct sunlight and the stay may not be so pleasant. Don't forget to pack flip-flops, sunscreen, and a hand fan if necessary - it may come in handy.

Is it hot in September in Santa Monica?

In September in Santa Monica, you will enjoy nice warm weather, but it will also be pleasant and you probably won't feel hot.

Is there a wet season in Santa Monica in October?

No, there is no wet season in Santa Monica in October - you can expect 2 days of rain during the month.

How many hours of sun to expect in November in Santa Monica?

In Santa Monica in November, you can expect around 7 hours of sunshine.

What is the humidity in Santa Monica in December?

Humidity in Santa Monica in December is 65 %.