Monthly weather forecast and climate
Ben Lomond, CA

Weather in January

January, like December, is another mild winter month in Ben Lomond, California, with average temperature fluctuating between 47.3°F (8.5°C) and 57.7°F (14.3°C). In January, the average high-temperature is relatively the same as in December - a still moderate 57.7°F (14.3°C). Weather in January »

Weather in February

The last month of the winter, February, is also a moderate month in Ben Lomond, California, with average temperature varying between 58.1°F (14.5°C) and 46.4°F (8°C). In February, the average high-temperature is practically the same as in January - a still mild 58.1°F (14.5°C). Weather in February »

Weather in March

March, the first month of the spring, in Ben Lomond, is also a moderate month, with average temperature ranging between max 59.4°F (15.2°C) and min 46.9°F (8.3°C). In Ben Lomond, the average high-temperature is almost the same as in February - a still mild 59.4°F (15.2°C). Weather in March »

Weather in April

April in Ben Lomond, California, is a comfortable spring month, with average temperature varying between 48°F (8.9°C) and 62.4°F (16.9°C). In Ben Lomond, California, the average high-temperature in April is practically the same as in March - an enjoyable 62.4°F (16.9°C). Weather in April »

Weather in May

May, the last month of the spring, in Ben Lomond, is also an enjoyable month, with average temperature varying between 50°F (10°C) and 64.2°F (17.9°C). In May, the average high-temperature is almost the same as in April - a still comfortable 64.2°F (17.9°C). Weather in May »

Weather in June

The first month of the summer, June, is an agreeable month in Ben Lomond, California, with average temperature fluctuating between 52.9°F (11.6°C) and 69.8°F (21°C). In June, the average high-temperature slightly increases, from a comfortable 64.2°F (17.9°C) in May, to a pleasant 69.8°F (21°C). Weather in June »

Weather in July

July, like June, is another pleasant summer month in Ben Lomond, California, with temperature in the range of an average low of 54.5°F (12.5°C) and an average high of 72.3°F (22.4°C). In July, the average high-temperature is practically the same as in June - a still pleasant 72.3°F (22.4°C). Weather in July »

Weather in August

August, the last month of the summer, in Ben Lomond, is also an agreeable month, with average temperature ranging between min 56.1°F (13.4°C) and max 72.9°F (22.7°C). August is the warmest month, with an average high-temperature of 72.9°F (22.7°C) and an average low-temperature of 56.1°F (13.4°C). Weather in August »

Weather in September

The first month of the autumn, September, is also an agreeable month in Ben Lomond, California, with average temperature ranging between max 72.5°F (22.5°C) and min 56.3°F (13.5°C). In September, the average high-temperature is relatively the same as in August - a still agreeable 72.5°F (22.5°C). Weather in September »

Weather in October

October, like September, is another pleasant autumn month in Ben Lomond, California, with average temperature varying between 68.5°F (20.3°C) and 54.5°F (12.5°C). In October, the average high-temperature is essentially the same as in September - a still agreeable 68.5°F (20.3°C). Weather in October »

Weather in November

November, the last month of the autumn, in Ben Lomond, is also an enjoyable month, with temperature in the range of an average high of 62.4°F (16.9°C) and an average low of 50.2°F (10.1°C). In November, the average high-temperature marginally drops, from an agreeable 68.5°F (20.3°C) in October, to an enjoyable 62.4°F (16.9°C). Weather in November »

Weather in December

December, the first month of the winter, in Ben Lomond, is still a mild month, with average temperature fluctuating between 46.8°F (8.2°C) and 56.3°F (13.5°C). With an average high-temperature of 56.3°F (13.5°C) and an average low-temperature of 46.8°F (8.2°C), December is the coldest month. Weather in December »
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FAQ

How much does it rain in Ben Lomond?

Throughout the year, in Ben Lomond, there are 74.2 rainfall days, and 13.82" (351mm) of precipitation is accumulated.

What is the rainiest month in Ben Lomond?

The month with the most rainfall is February when the rain falls for 9.1 days and typically aggregates up to 2.64" (67mm) of precipitation.

When is the lowest UV index in Ben Lomond?

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

What is the most humid month in Ben Lomond?

March is the most humid month in Ben Lomond, California, with an average relative humidity of 76%.

When are the longest days in Ben Lomond?

With an average of 14.7h of daylight, June has the longest days of the year in Ben Lomond.

When is the highest UV index in Ben Lomond?

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

What is the driest month in Ben Lomond?

The month with the least rainfall is July when the rain falls for 1.6 days and typically collects 0.04" (1mm) of precipitation.

What month has the most sunshine in Ben Lomond?

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

What is the warmest month in Ben Lomond?

The warmest month in Ben Lomond is August, with an average high-temperature of 72.9°F (22.7°C) and an average low-temperature of 56.1°F (13.4°C).

What is the least humid month in Ben Lomond?

Months with the lowest humidity in Ben Lomond are October and November, with an average relative humidity of 69%.

What is the coldest month in Ben Lomond?

December is the coldest month, with an average high-temperature of 56.3°F (13.5°C) and an average low-temperature of 46.8°F (8.2°C).

What is the month with the shortest days in Ben Lomond?

With an average of 9.7h of daylight, December has the shortest days of the year in Ben Lomond.

What is the month with the least sunshine in Ben Lomond?

The month with the least sunshine in Ben Lomond is December, with an average of 5.9h of sunshine.

Average temperature
Ben Lomond, CA

Average temperature - Ben Lomond, CA

The warmest month (with the highest average high temperature) is August (72.9°F).
The month with the lowest average high temperature is December (56.3°F).

The month with the highest average low temperature is September (56.3°F).
The coldest month (with the lowest average low temperature) is February (46.4°F).

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Average pressure
Ben Lomond, CA

Average pressure - Ben Lomond, CA

The month with the highest atmospheric pressure is January (30.13").
The month with the lowest atmospheric pressure is September (29.92").

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Average wind speed
Ben Lomond, CA

Average wind speed - Ben Lomond, CA

The windiest month (with the highest average wind speed) is April (7.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

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Average humidity
Ben Lomond, CA

Average humidity - Ben Lomond, CA

The month with the highest relative humidity is March (76%).
Months with the lowest relative humidity are October and November (69%).

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Average rainfall
Ben Lomond, CA

Average rainfall - Ben Lomond, CA

The wettest month (with the highest rainfall) is February (2.64").
The driest month (with the least rainfall) is July (0.04").

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Average rainfall days
Ben Lomond, CA

Average rainfall days - Ben Lomond, CA

The month with the highest number of rainy days is March (13.3 days).
Months with the least rainy days are June and August (1.4 days).

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Average daylight / Average sunshine
Ben Lomond, CA

Average daylight / Average sunshine - Ben Lomond, CA

The month with the longest days is June (Average daylight: 14.7h).
The month with the shortest days is December (Average daylight: 9.7h).

The month with the most sunshine is July (Average sunshine: 12h).
The month with the least sunshine is December (Average sunshine: 5.9h).

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Average sunshine days
Ben Lomond, CA

Average sunshine days - Ben Lomond, CA

The month with the most sunshine days is June (27.3 days).
The month with the least sunshine days is March (16.6 days).

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Average UV index
Ben Lomond, CA

Average UV index - Ben Lomond, CA

Months with the highest UV index are June, July, August and September (UV index 5).
Months with the lowest UV index are February, November and December (UV index 3).

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Average visibility
Ben Lomond, CA

Average visibility - Ben Lomond, CA

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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