Monthly weather forecast and climate
Covina, CA

Weather in January

January, like December, in Covina, California, is another enjoyable winter month, with average temperature ranging between min 47.7°F (8.7°C) and max 65.1°F (18.4°C). In January, the average high-temperature is practically 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 Covina, California, with temperature in the range of an average low of 46.4°F (8°C) and an average high of 64.9°F (18.3°C). In Covina, the average high-temperature is practically the same as in January - a still enjoyable 64.9°F (18.3°C). Weather in February »

Weather in March

March, the first month of the spring, in Covina, is an agreeable month, with temperature in the range of an average high of 68.5°F (20.3°C) and an average low of 48°F (8.9°C). In March, the average high-temperature is relatively the same as in February - an agreeable 68.5°F (20.3°C). Weather in March »

Weather in April

April, the same as March, in Covina, California, is another pleasant spring month, with average temperature varying between 50.7°F (10.4°C) and 72.9°F (22.7°C). In Covina, the average high-temperature is relatively the same as in March - a still pleasant 72.9°F (22.7°C). Weather in April »

Weather in May

May, the last month of the spring, in Covina, is a moderately hot month, with temperature in the range of an average low of 54.1°F (12.3°C) and an average high of 75.7°F (24.3°C). In Covina, California, the average high-temperature is relatively the same as in April - a warm 75.7°F (24.3°C). Weather in May »

Weather in June

June, the first month of the summer, in Covina, is still a warm month, with temperature in the range of an average low of 57.9°F (14.4°C) and an average high of 82°F (27.8°C). In June, the average high-temperature marginally rises, from 75.7°F (24.3°C) in May, to a still moderately hot 82°F (27.8°C). Weather in June »

Weather in July

July in Covina, California, is a tropical summer month, with average temperature varying between 63.9°F (17.7°C) and 87.4°F (30.8°C). In Covina, the average high-temperature in July slightly increases, from a moderately hot 82°F (27.8°C) in June, to a tropical 87.4°F (30.8°C). Weather in July »

Weather in August

The last month of the summer, August, is another tropical month in Covina, California, with temperature in the range of an average high of 89.1°F (31.7°C) and an average low of 65.1°F (18.4°C). The warmest month is August, with an average high-temperature of 89.1°F (31.7°C) and an average low-temperature of 65.1°F (18.4°C). The average heat index is calculated to a hot 91.8°F (33.2°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a tropical month in Covina, California, with average temperature ranging between max 86.5°F (30.3°C) and min 63.5°F (17.5°C). In September, the average high-temperature is essentially the same as in August - a still tropical 86.5°F (30.3°C). Weather in September »

Weather in October

October, like September, in Covina, California, is a moderately hot autumn month, with average temperature varying between 79°F (26.1°C) and 58.5°F (14.7°C). In Covina, the average high-temperature marginally drops, from a tropical 86.5°F (30.3°C) in September, to a moderately hot 79°F (26.1°C). Weather in October »

Weather in November

November, the last month of the autumn, in Covina, is also an agreeable month, with average temperature varying between 52.7°F (11.5°C) and 70.9°F (21.6°C). In Covina, the average high-temperature in November marginally drops, from a moderately hot 79°F (26.1°C) in October, to an agreeable 70.9°F (21.6°C). Weather in November »

Weather in December

December, the first month of the winter, in Covina, is still a comfortable month, with average temperature fluctuating between 63.1°F (17.3°C) and 47.1°F (8.4°C). With an average high-temperature of 63.1°F (17.3°C) and an average low-temperature of 47.1°F (8.4°C), December is the coldest month. Weather in December »
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FAQ

How many days does it rain in Covina?

Throughout the year, in Covina, California, there are 47.3 rainfall days, and 6.93" (176mm) of precipitation is accumulated.

What is the month with the least sunshine in Covina?

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

What is the most humid month in Covina?

With an average relative humidity of 56%, May is the most humid month in Covina, California.

What is the driest month in Covina?

The month with the least rainfall is June when the rain falls for 1.3 days and typically collects 0.04" (1mm) of precipitation.

When are the longest days in Covina?

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

What month has the most sunshine in Covina?

The month with the most sunshine in Covina, California, is July, with an average of 12.1h of sunshine.

What is the warmest month in Covina?

With an average high-temperature of 89.1°F (31.7°C) and an average low-temperature of 65.1°F (18.4°C), August is the warmest month.

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

August is the month with the highest UV index in Covina, California, with an average maximum UV index of 7.

What is the least humid month in Covina?

With an average relative humidity of 45%, November is the least humid month.

What is the coldest month in Covina?

December is the coldest month, with an average high-temperature of 63.1°F (17.3°C) and an average low-temperature of 47.1°F (8.4°C).

What is the rainiest month in Covina?

December is the month with the most rainfall. Rain falls for 5.5 days and accumulates 1.5" (38mm) of precipitation.

What is the month with the shortest days in Covina?

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

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

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

Average temperature
Covina, CA

Average temperature - Covina, CA

The warmest month (with the highest average high temperature) is August (89.1°F).
The month with the lowest average high temperature is December (63.1°F).

The month with the highest average low temperature is August (65.1°F).
The coldest month (with the lowest average low temperature) is February (46.4°F).

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Average pressure
Covina, CA

Average pressure - Covina, CA

The month with the highest atmospheric pressure is January (30.1").
The month with the lowest atmospheric pressure is June (29.87").

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Average wind speed
Covina, CA

Average wind speed - Covina, CA

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

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Average rainfall
Covina, CA

Average rainfall - Covina, CA

The wettest month (with the highest rainfall) is December (1.5").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days
Covina, CA

Average rainfall days - Covina, CA

The month with the highest number of rainy days is March (6.3 days).
The month with the least rainy days is June (1.3 days).

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Average daylight / Average sunshine
Covina, CA

Average daylight / Average sunshine - Covina, 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 February and December (Average sunshine: 6.9).

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Average sunshine days
Covina, CA

Average sunshine days - Covina, CA

The month with the most sunshine days is June (28 days).
The month with the least sunshine days is February (22 days).

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Average visibility
Covina, CA

Average visibility - Covina, 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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