Climate and monthly weather forecast
Arcadia, CA

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Weather in January

January, like December, in Arcadia, California, is another enjoyable winter month, with an average temperature ranging between min 47.1°F (8.4°C) and max 64.8°F (18.2°C). Arcadia's average high-temperature marks a still refreshing 64.8°F (18.2°C) with the advent of January, closely mirroring that of the preceding month. Weather in January »

Weather in February

February, the last month of the winter in Arcadia, is another refreshing month, with an average temperature ranging between max 64.2°F (17.9°C) and min 46.4°F (8°C). Upon the beginning of February, Arcadia's high-temperatures register at a still refreshing 64.2°F (17.9°C), closely mirroring the preceding month. Weather in February »

Weather in March

The first month of the spring, March, is still a refreshing month in Arcadia, California, with an average temperature varying between 47.8°F (8.8°C) and 67.6°F (19.8°C). Arcadia, California, records a slight change with March's average high-temperatures adjusting to a still enjoyable 67.6°F (19.8°C) from February's 64.2°F (17.9°C). Weather in March »

Weather in April

April is a pleasant spring month in Arcadia, California, with temperature in the range of an average low of 50.5°F (10.3°C) and an average high of 72°F (22.2°C). Arcadia, California, registers an average high-temperature of an agreeable 72°F (22.2°C) with the arrival of April, showing minor deviation from the preceding month. Weather in April »

Weather in May

The last month of the spring, May, is a moderately hot month in Arcadia, California, with an average temperature varying between 53.8°F (12.1°C) and 75.4°F (24.1°C). Arcadia experiences an average high-temperature of a warm 75.4°F (24.1°C) in May, marking an insignificant shift from 72°F (22.2°C) in April. Weather in May »

Weather in June

The first month of the summer, June, is also a moderately hot month in Arcadia, California, with an average temperature ranging between max 81.3°F (27.4°C) and min 57.7°F (14.3°C). June comes with a subtle rise, with the average high-temperature adjusting from a warm 75.4°F (24.1°C) in May to a still moderately hot 81.3°F (27.4°C). Weather in June »

Weather in July

July is a tropical summer month in Arcadia, California, with an average temperature varying between 86.5°F (30.3°C) and 63.5°F (17.5°C). The arrival of July records an average high-temperature of a hot 86.5°F (30.3°C), closely related to the 81.3°F (27.4°C) observed in June. Weather in July »

Weather in August

August, the last month of the summer in Arcadia, is another tropical month, with an average temperature ranging between max 88.2°F (31.2°C) and min 64.8°F (18.2°C). Arcadia's warmest weather arrives in August, when temperatures average a high of 88.2°F (31.2°C) and a low of 64.8°F (18.2°C). August's heat index is evaluated at a hot 91.4°F (33°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Arcadia, California, with an average temperature varying between 85.3°F (29.6°C) and 63.1°F (17.3°C). The arrival of September sees a recorded average high-temperature of a warm 85.3°F (29.6°C), showing little divergence from the previous month's conditions. Weather in September »

Weather in October

October, the same as September, is another warm autumn month in Arcadia, California, with an average temperature varying between 58.1°F (14.5°C) and 78.3°F (25.7°C). October's onset introduces a mild reduction in the average high-temperature, from a moderately hot 85.3°F (29.6°C) in September to a still warm 78.3°F (25.7°C). Weather in October »

Weather in November

November, the last month of the autumn in Arcadia, is another pleasant month, with an average temperature ranging between min 52.5°F (11.4°C) and max 70.2°F (21.2°C). November's onset introduces a mild reduction in the average high-temperature, from a warm 78.3°F (25.7°C) in October to an agreeable 70.2°F (21.2°C). Weather in November »

Weather in December

December, the first month of the winter in Arcadia, is still a refreshing month, with an average temperature ranging between min 46.2°F (7.9°C) and max 62.1°F (16.7°C). Arcadia's coldest month, December, generally records average temperatures ranging from a high of 62.1°F (16.7°C) to a low of 46.2°F (7.9°C). Weather in December »
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Frequently asked questions

How much does it rain in Arcadia?

Throughout the year, there are 48.7 rainfall days, and 7.48" (190mm) of precipitation is accumulated.

What are the months with the least sunshine in Arcadia?

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

What is the most humid month in Arcadia?

The months with the highest humidity in Arcadia are March, May and June, with an average relative humidity of 56%.

When is Daylight Saving Time (DST) in Arcadia?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Arcadia, California, and the time zone changes from PST to PDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from PDT to PST.

What is the driest month in Arcadia?

June is the month with the least rainfall in Arcadia. Rain falls for 1.3 days and accumulates 0.04" (1mm) of precipitation.

When are the longest days in Arcadia?

With an average of 14h and 24min of daylight, June has the longest days of the year in Arcadia.

When is the highest UV index in Arcadia?

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

What month has the most sunshine in Arcadia?

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

What are the warmest months in Arcadia?

During the warmest month in Arcadia, August, temperatures average a high of 88.2°F (31.2°C) and a low of 64.8°F (18.2°C).

What is the least humid month in Arcadia?

November is the least humid month in Arcadia, with an average relative humidity of 46%.

What are the coldest months in Arcadia?

Arcadia's coldest month, December, generally records average temperatures ranging from a high of 62.1°F (16.7°C) to a low of 46.2°F (7.9°C).

What is the wettest month in Arcadia?

December is the month with the most rainfall. Rain falls for 5.8 days and accumulates 1.54" (39mm) of precipitation.

What is the month with the shortest days in Arcadia?

The month with the shortest days in Arcadia, California, is December, with an average of 9h and 54min of daylight.

When is the lowest UV index in Arcadia?

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

Average temperature
Arcadia, CA

Average temperature - Arcadia, 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 (62.1°F).

The month with the highest average low temperature is August (64.8°F).
The coldest month (with the lowest average low temperature) is December (46.2°F).

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Average pressure
Arcadia, CA

Average pressure - Arcadia, CA

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

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Average wind speed
Arcadia, CA

Average wind speed - Arcadia, 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 (4.4mph).

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Average humidity
Arcadia, CA

Average humidity - Arcadia, CA

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

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Average rainfall
Arcadia, CA

Average rainfall - Arcadia, CA

The wettest month (with the highest rainfall) is December (1.54").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days
Arcadia, CA

Average rainfall days - Arcadia, CA

The month with the highest number of rainy days is March (6.5 days).
The month with the least rainy days is June (1.3 days).

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Average daylight / Average sunshine
Arcadia, CA

Average daylight / Average sunshine - Arcadia, CA

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The months with the least sunshine are January, February and December (Average sunshine: 6h and 54min).

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Average sunshine days
Arcadia, CA

Average sunshine days - Arcadia, CA

The month with the most sunshine days is June (27.7 days).
The month with the least sunshine days is February (22 days).

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Average visibility
Arcadia, CA

Average visibility - Arcadia, CA

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

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Arcadia, California, USA

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