Monthly weather forecast and climate
Duarte, CA

Weather in January

January, the same as December, is another enjoyable winter month in Duarte, California, with average temperature fluctuating between 64°F (17.8°C) and 46.9°F (8.3°C). In Duarte, the average high-temperature is essentially the same as in December - a still comfortable 64°F (17.8°C). Weather in January »

Weather in February

February, the last month of the winter, in Duarte, is another comfortable month, with average temperature varying between 46°F (7.8°C) and 64°F (17.8°C). In Duarte, the average high-temperature remains the same as in January - a still comfortable 64°F (17.8°C). Weather in February »

Weather in March

March, the first month of the spring, in Duarte, is also an enjoyable month, with average temperature ranging between max 67.5°F (19.7°C) and min 47.3°F (8.5°C). In March, the average high-temperature is almost the same as in February - a still enjoyable 67.5°F (19.7°C). Weather in March »

Weather in April

April in Duarte, California, is a pleasant spring month, with average temperature varying between 72.1°F (22.3°C) and 49.6°F (9.8°C). In Duarte, the average high-temperature in April is almost the same as in March - an agreeable 72.1°F (22.3°C). Weather in April »

Weather in May

The last month of the spring, May, is a moderately hot month in Duarte, California, with average temperature varying between 53.4°F (11.9°C) and 75.2°F (24°C). In Duarte, the average high-temperature in May is relatively the same as in April - a warm 75.2°F (24°C). Weather in May »

Weather in June

June, the first month of the summer, in Duarte, is also a moderately hot month, with average temperature fluctuating between 57.7°F (14.3°C) and 81.5°F (27.5°C). In Duarte, California, the average high-temperature marginally rises, from 75.2°F (24°C) in May, to a still warm 81.5°F (27.5°C). Weather in June »

Weather in July

July is a hot summer month in Duarte, California, with average temperature varying between 86.9°F (30.5°C) and 63.5°F (17.5°C). In Duarte, California, the average high-temperature marginally rises, from a moderately hot 81.5°F (27.5°C) in June, to a hot 86.9°F (30.5°C). Weather in July »

Weather in August

The last month of the summer, August, is another tropical month in Duarte, California, with average temperature ranging between max 88.2°F (31.2°C) and min 64.8°F (18.2°C). The warmest month is August, with an average high-temperature of 88.2°F (31.2°C) and an average low-temperature of 64.8°F (18.2°C). In August, the average heat index is calculated to a hot 90.3°F (32.4°C). Weather in August »

Weather in September

September, the first month of the autumn, in Duarte, is still a warm month, with average temperature fluctuating between 85.5°F (29.7°C) and 62.8°F (17.1°C). In September, the average high-temperature is essentially the same as in August - a warm 85.5°F (29.7°C). Weather in September »

Weather in October

October, the same as September, is a moderately hot autumn month in Duarte, California, with average temperature ranging between min 58.1°F (14.5°C) and max 78.1°F (25.6°C). In October, the average high-temperature slightly decreases, from 85.5°F (29.7°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 Duarte, California, with average temperature fluctuating between 52°F (11.1°C) and 70°F (21.1°C). In Duarte, the average high-temperature slightly decreases, from a warm 78.1°F (25.6°C) in October, to an agreeable 70°F (21.1°C). Weather in November »

Weather in December

December, the first month of the winter, in Duarte, is still a comfortable month, with average temperature fluctuating between 45.7°F (7.6°C) and 61.7°F (16.5°C). With an average high-temperature of 61.7°F (16.5°C) and an average low-temperature of 45.7°F (7.6°C), December is the coldest month. Weather in December »
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FAQ

How many days does it rain in Duarte?

Throughout the year, there are 50.9 rainfall days, and 8.46" (215mm) of precipitation is accumulated.

What is the month with the least sunshine in Duarte?

Months with the least sunshine are January, February and December, with an average of 6.9h of sunshine.

What is the wettest month in Duarte?

Months with the most rainfall in Duarte, California, are February and December, with an average 1.77" (45mm) of precipitation.

What is the most humid month in Duarte?

Months with the highest humidity are March and May, with an average relative humidity of 56%.

What is the driest month in Duarte?

June is the month with the least rainfall in Duarte. Rain falls for 1.1 days and accumulates 0.04" (1mm) of precipitation.

When are the longest days in Duarte?

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

What is the month with the highest UV index in Duarte?

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

What month has the most sunshine in Duarte?

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

What is the warmest month in Duarte?

The warmest month is August, with an average high-temperature of 88.2°F (31.2°C) and an average low-temperature of 64.8°F (18.2°C).

What is the least humid month in Duarte?

With an average relative humidity of 46%, November is the least humid month.

What is the coldest month in Duarte?

December is the coldest month, with an average high-temperature of 61.7°F (16.5°C) and an average low-temperature of 45.7°F (7.6°C).

What is the month with the shortest days in Duarte?

December has the shortest days of the year in Duarte, with an average of 9.9h of daylight.

When is the lowest UV index in Duarte?

With an average maximum UV index of 3, December is the month with the lowest UV index in Duarte, California.

Average temperature
Duarte, CA

Average temperature - Duarte, CA

The warmest month (with the highest average high temperature) is August (88.2°F).
The month with the lowest average high temperature is December (61.7°F).

The month with the highest average low temperature is August (64.8°F).
The coldest month (with the lowest average low temperature) is December (45.7°F).

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Average pressure
Duarte, CA

Average pressure - Duarte, CA

The month with the highest atmospheric pressure is January (30.11").
The month with the lowest atmospheric pressure is June (29.88").

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Average wind speed
Duarte, CA

Average wind speed - Duarte, CA

The windiest month (with the highest average wind speed) is April (5.8mph).
The calmest month (with the lowest average wind speed) is September (4.5mph).

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Average humidity
Duarte, CA

Average humidity - Duarte, CA

Months with the highest relative humidity are March and May (56%).
The month with the lowest relative humidity is November (46%).

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Average rainfall
Duarte, CA

Average rainfall - Duarte, CA

The wettest months (with the highest rainfall) are February and December (1.77").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days
Duarte, CA

Average rainfall days - Duarte, CA

The month with the highest number of rainy days is March (7.4 days).
The month with the least rainy days is June (1.1 days).

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Average daylight / Average sunshine
Duarte, CA

Average daylight / Average sunshine - Duarte, 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
Duarte, CA

Average sunshine days - Duarte, CA

The month with the most sunshine days is June (28.3 days).
The month with the least sunshine days is February (21 days).

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Average visibility
Duarte, CA

Average visibility - Duarte, 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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