Monterey
California, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Monterey, CA

The scenic view of the rugged mountainous coast of Big Sur in Monterey, California, under the clear blue sky
The scenic view of the rugged mountainous coast of Big Sur in Monterey, California, under the clear blue sky
January, like December, is another mild winter month in Monterey, California, with average temperature varying between 59°F (15°C) and 46.4°F (8°C). In January, the average high-temperature is essentially the same as in December - a still moderate 59°F (15°C). Weather in January »

February, the last month of the winter, in Monterey, is another mild month, with average temperature fluctuating between 46°F (7.8°C) and 58.1°F (14.5°C). In February, the average high-temperature is essentially the same as in January - a still moderate 58.1°F (14.5°C). Weather in February »

The first month of the spring, March, is still a mild month in Monterey, California, with average temperature varying between 46.4°F (8°C) and 59.5°F (15.3°C). In March, the average high-temperature is practically the same as in February - a still moderate 59.5°F (15.3°C). Weather in March »

April in Monterey, California, is a comfortable spring month, with temperature in the range of an average high of 61.3°F (16.3°C) and an average low of 47.3°F (8.5°C). In Monterey, the average high-temperature in April is practically the same as in March - a comfortable 61.3°F (16.3°C). Weather in April »

The last month of the spring, May, is also an enjoyable month in Monterey, California, with average temperature varying between 63.9°F (17.7°C) and 49.5°F (9.7°C). In May, the average high-temperature is essentially the same as in April - a still enjoyable 63.9°F (17.7°C). Weather in May »

June, the first month of the summer, in Monterey, is an agreeable month, with average temperature varying between 68.4°F (20.2°C) and 52.3°F (11.3°C). In June, the average high-temperature is practically the same as in May - a pleasant 68.4°F (20.2°C). Weather in June »

July, like June, is another pleasant summer month in Monterey, California, with average temperature ranging between min 54.5°F (12.5°C) and max 71.2°F (21.8°C). In Monterey, the average high-temperature is practically the same as in June - a still agreeable 71.2°F (21.8°C). Weather in July »

August, the last month of the summer, in Monterey, is also an agreeable month, with temperature in the range of an average high of 72.1°F (22.3°C) and an average low of 55.2°F (12.9°C). In August, the average high-temperature is practically the same as in July - a still agreeable 72.1°F (22.3°C). Weather in August »

September, the first month of the autumn, in Monterey, is still a pleasant month, with average temperature fluctuating between 55.2°F (12.9°C) and 72.5°F (22.5°C). The warmest month is September, with an average high-temperature of 72.5°F (22.5°C) and an average low-temperature of 55.2°F (12.9°C). Weather in September »

October, the same as September, in Monterey, California, is another pleasant autumn month, with average temperature fluctuating between 53.6°F (12°C) and 68.7°F (20.4°C). In Monterey, the average high-temperature is practically the same as in September - a still agreeable 68.7°F (20.4°C). Weather in October »

November, the last month of the autumn, in Monterey, is also an enjoyable month, with average temperature ranging between min 49.8°F (9.9°C) and max 62.8°F (17.1°C). In Monterey, the average high-temperature slightly decreases, from a pleasant 68.7°F (20.4°C) in October, to an enjoyable 62.8°F (17.1°C). Weather in November »

December, the first month of the winter, in Monterey, is also a moderate month, with average temperature varying between 57.2°F (14°C) and 46.4°F (8°C). With an average high-temperature of 57.2°F (14°C) and an average low-temperature of 46.4°F (8°C), December is the coldest month. Weather in December »

How many days does it rain in Monterey?

Throughout the year, in Monterey, there are 73.6 rainfall days, and 11.77" (299mm) of precipitation is accumulated.

What are the most humid months in Monterey?

March and May, with an average relative humidity of 76%, are most humid months in Monterey.

What is the month with the coldest ocean in Monterey?

The month with the coldest seawater in Monterey, California, is April, with an average ocean temperature of 53.8°F (12.1°C).

When are the longest days in Monterey?

The month with the longest days is June, with an average of 14.6h of daylight.

When is the highest UV index in Monterey?

June through September, with an average maximum UV index of 5, are months with the highest UV index in Monterey.

What is the driest month in Monterey?

Months with the least rainfall are July and August Rain falls for 2.4 days and accumulates 0.08" (2mm) of rain.

What month has the most sunshine in Monterey?

With an average of 12h of sunshine, July has the most sunshine of the year in Monterey.

When is the ocean warmest in Monterey?

August and September, with an average ocean temperature of 58.1°F (14.5°C), are months with the warmest seawater.

What is the warmest month in Monterey?

The warmest month in Monterey, California, is September, with an average high-temperature of 72.5°F (22.5°C) and an average low-temperature of 55.2°F (12.9°C).

What is the least humid month in Monterey?

With an average relative humidity of 68%, November is the least humid month in Monterey.

What is the coldest month in Monterey?

December is the coldest month in Monterey, with an average high-temperature of 57.2°F (14°C) and an average low-temperature of 46.4°F (8°C).

What is the rainiest month in Monterey?

The month with the most rainfall in Monterey, California, is December when the rain falls for 9.9 days and typically aggregates up to 2.4" (61mm) of precipitation.

What is the month with the shortest days in Monterey?

The month with the shortest days in Monterey is December, with an average of 9.7h of daylight.

What is the month with the least sunshine in Monterey?

With an average of 6h of sunshine, December has the least sunshine of the year in Monterey.

What is the month with the lowest UV index in Monterey?

With an average maximum UV index of 3, December is the month with the lowest UV index in Monterey, California.
Average temperature - Monterey, CA
Average humidity - Monterey, CA
Average rainfall - Monterey, CA

The wettest month (with the highest rainfall) is December (2.4").
Driest months (with the lowest rainfall) are July and August (0.08").

Average rainfall days - Monterey, CA

The month with the highest number of rainy days is March (12.5 days).
The month with the lowest number of rainy days is August (1.1 days).

Average sea temperature - Monterey, CA

Best months for swimming (with the highest average sea temperature) are August and September (58.1°F).
The coldest month (with the lowest average sea temperature) is April (53.8°F).

Average daylight / Average sunshine - Monterey, CA