Monthly weather forecast and climate
San Gabriel, CA

Weather in January

January, like December, in San Gabriel, California, is another comfortable winter month, with average temperature fluctuating between 48.4°F (9.1°C) and 65.1°F (18.4°C). In San Gabriel, the average high-temperature in January is relatively the same as in December - a still comfortable 65.1°F (18.4°C). Weather in January »

Weather in February

The last month of the winter, February, is also an enjoyable month in San Gabriel, California, with temperature in the range of an average low of 47.1°F (8.4°C) and an average high of 64.9°F (18.3°C). In San Gabriel, the average high-temperature is almost the same as in January - a still comfortable 64.9°F (18.3°C). Weather in February »

Weather in March

March, the first month of the spring, in San Gabriel, is an agreeable month, with average temperature fluctuating between 68°F (20°C) and 48.7°F (9.3°C). In March, the average high-temperature is relatively the same as in February - an agreeable 68°F (20°C). Weather in March »

Weather in April

April, like March, is an agreeable spring month in San Gabriel, California, with average temperature fluctuating between 51.4°F (10.8°C) and 72.1°F (22.3°C). In San Gabriel, the average high-temperature in April is almost the same as in March - a still agreeable 72.1°F (22.3°C). Weather in April »

Weather in May

May, the last month of the spring, in San Gabriel, is a warm month, with average temperature fluctuating between 74.8°F (23.8°C) and 54.5°F (12.5°C). In May, the average high-temperature is essentially the same as in April - a moderately hot 74.8°F (23.8°C). Weather in May »

Weather in June

June, the first month of the summer, in San Gabriel, is still a warm month, with average temperature varying between 57.7°F (14.3°C) and 80.2°F (26.8°C). In San Gabriel, the average high-temperature marginally rises, from 74.8°F (23.8°C) in May, to a still moderately hot 80.2°F (26.8°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in San Gabriel, California, with temperature in the range of an average low of 63.3°F (17.4°C) and an average high of 85.5°F (29.7°C). In San Gabriel, the average high-temperature is almost the same as in June - a still moderately hot 85.5°F (29.7°C). Weather in July »

Weather in August

August, the last month of the summer, in San Gabriel, is a hot month, with average temperature ranging between min 64.8°F (18.2°C) and max 87.1°F (30.6°C). The warmest month is August, with an average high-temperature of 87.1°F (30.6°C) and an average low-temperature of 64.8°F (18.2°C). In August, the average heat index is estimated at a hot 90°F (32.2°C). Weather in August »

Weather in September

September, the first month of the autumn, in San Gabriel, is still a warm month, with average temperature ranging between max 84.7°F (29.3°C) and min 63.5°F (17.5°C). In San Gabriel, the average high-temperature is essentially the same as in August - a warm 84.7°F (29.3°C). Weather in September »

Weather in October

October, like September, in San Gabriel, California, is a moderately hot autumn month, with average temperature ranging between max 78.1°F (25.6°C) and min 59.4°F (15.2°C). In San Gabriel, the average high-temperature slightly decreases, from a warm 84.7°F (29.3°C) in September, to a still moderately hot 78.1°F (25.6°C). Weather in October »

Weather in November

The last month of the autumn, November, is also an agreeable month in San Gabriel, California, with average temperature ranging between min 53.1°F (11.7°C) and max 70.9°F (21.6°C). In November, the average high-temperature slightly decreases, from a warm 78.1°F (25.6°C) in October, to a pleasant 70.9°F (21.6°C). Weather in November »

Weather in December

December, the first month of the winter, in San Gabriel, is still a comfortable month, with average temperature varying between 63.1°F (17.3°C) and 47.5°F (8.6°C). December is the coldest month, with an average high-temperature of 63.1°F (17.3°C) and an average low-temperature of 47.5°F (8.6°C). Weather in December »
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FAQ

How many days does it rain in San Gabriel?

In San Gabriel, California, during the entire year, the rain falls for 45 days and collects up to 6.61" (168mm) of precipitation.

What is the month with the least sunshine in San Gabriel?

January, February and December, with an average of 6.9h of sunshine, are months with the least sunshine in San Gabriel, California.

When is the lowest UV index in San Gabriel?

January, February, November and December, with an average maximum UV index of 4, are months with the lowest UV index in San Gabriel.

What is the most humid month in San Gabriel?

The most humid month is June, with an average relative humidity of 59%.

What is the driest month in San Gabriel?

The month with the least rainfall is June when the rain falls for 1.2 days and typically collects 0.04" (1mm) of precipitation.

When are the longest days in San Gabriel?

With an average of 14.4h of daylight, June has the longest days of the year in San Gabriel, California.

What are the months with the highest UV index in San Gabriel?

June through September, with an average maximum UV index of 6, are months with the highest UV index in San Gabriel, California.

What month has the most sunshine in San Gabriel?

July has the most sunshine of the year, with an average of 12.1h of sunshine.

What is the warmest month in San Gabriel?

The warmest month in San Gabriel is August, with an average high-temperature of 87.1°F (30.6°C) and an average low-temperature of 64.8°F (18.2°C).

What is the least humid month in San Gabriel?

November is the least humid month in San Gabriel, California, with an average relative humidity of 47%.

What is the coldest month in San Gabriel?

With an average high-temperature of 63.1°F (17.3°C) and an average low-temperature of 47.5°F (8.6°C), December is the coldest month in San Gabriel, California.

What is the wettest month in San Gabriel?

December is the month with the most rainfall. Rain falls for 4.9 days and accumulates 1.34" (34mm) of precipitation.

What is the month with the shortest days in San Gabriel?

With an average of 9.9h of daylight, December has the shortest days of the year in San Gabriel.

Average temperature
San Gabriel, CA

Average temperature - San Gabriel, CA

The warmest month (with the highest average high temperature) is August (87.1°F).
The month with the lowest average high temperature is December (63.1°F).

The month with the highest average low temperature is August (64.8°F).
The coldest month (with the lowest average low temperature) is February (47.1°F).

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Average pressure
San Gabriel, CA

Average pressure - San Gabriel, CA

The month with the highest atmospheric pressure is January (30.1").
The month with the lowest atmospheric pressure is June (29.88").

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Average wind speed
San Gabriel, CA

Average wind speed - San Gabriel, CA

The windiest month (with the highest average wind speed) is April (5.7mph).
The calmest month (with the lowest average wind speed) is September (4.4mph).

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Average rainfall
San Gabriel, CA

Average rainfall - San Gabriel, CA

The wettest month (with the highest rainfall) is December (1.34").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days
San Gabriel, CA

Average rainfall days - San Gabriel, CA

The month with the highest number of rainy days is March (5.8 days).
The month with the least rainy days is June (1.2 days).

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Average daylight / Average sunshine
San Gabriel, CA

Average daylight / Average sunshine - San Gabriel, CA

The month with the longest days is June (Average daylight: 14.4h).
The month with the shortest days is December (Average daylight: 9.9h).

The month with the most sunshine is July (Average sunshine: 12.1h).
Months with the least sunshine are January, February and December (Average sunshine: 6.9).

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Average sunshine days
San Gabriel, CA

Average sunshine days - San Gabriel, CA

The month with the most sunshine days is June (27.1 days).
The month with the least sunshine days is February (22.3 days).

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Average UV index
San Gabriel, CA

Average UV index - San Gabriel, CA

Months with the highest UV index are June, July, August and September (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 4).

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Average visibility
San Gabriel, CA

Average visibility - San Gabriel, 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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