Monthly weather forecast and climate
Merced, CA

Weather in January

January, the same as December, in Merced, California, is a moderate winter month, with average temperature ranging between max 58.6°F (14.8°C) and min 42.4°F (5.8°C). In January, the average high-temperature is practically the same as in December - a still mild 58.6°F (14.8°C). Weather in January »

Weather in February

February, the last month of the winter, in Merced, is a comfortable month, with average temperature ranging between min 42.6°F (5.9°C) and max 61.5°F (16.4°C). In February, the average high-temperature is almost the same as in January - a comfortable 61.5°F (16.4°C). Weather in February »

Weather in March

March, the first month of the spring, in Merced, is also an enjoyable month, with average temperature ranging between min 45°F (7.2°C) and max 66.7°F (19.3°C). In March, the average high-temperature is essentially the same as in February - a still enjoyable 66.7°F (19.3°C). Weather in March »

Weather in April

April in Merced, California, is a moderately hot spring month, with average temperature fluctuating between 49.1°F (9.5°C) and 73.4°F (23°C). In Merced, California, the average high-temperature in April slightly increases, from an enjoyable 66.7°F (19.3°C) in March, to a warm 73.4°F (23°C). Weather in April »

Weather in May

May, the last month of the spring, in Merced, is also a moderately hot month, with average temperature fluctuating between 55.2°F (12.9°C) and 81.5°F (27.5°C). In Merced, the average high-temperature marginally rises, from 73.4°F (23°C) in April, to a still moderately hot 81.5°F (27.5°C). Weather in May »

Weather in June

June, the first month of the summer, in Merced, is a tropical month, with temperature in the range of an average low of 61.3°F (16.3°C) and an average high of 92.1°F (33.4°C). In Merced, the average high-temperature in June increases, from a warm 81.5°F (27.5°C) in May, to a hot 92.1°F (33.4°C). Weather in June »

Weather in July

July is a very hot summer month in Merced, California, with average temperature ranging between max 99.1°F (37.3°C) and min 65.5°F (18.6°C). With an average high-temperature of 99.1°F (37.3°C) and an average low-temperature of 65.5°F (18.6°C), July is the warmest month. Weather in July »

Weather in August

August, the last month of the summer, in Merced, is also a sweltering month, with average temperature fluctuating between 64.8°F (18.2°C) and 97.9°F (36.6°C). In August, the average high-temperature is almost the same as in July - a still sweltering 97.9°F (36.6°C). Weather in August »

Weather in September

September, the first month of the autumn, in Merced, is still a hot month, with average temperature varying between 62.2°F (16.8°C) and 92.3°F (33.5°C). In Merced, California, the average high-temperature in September marginally drops, from a sweltering 97.9°F (36.6°C) in August, to a hot 92.3°F (33.5°C). Weather in September »

Weather in October

October, the same as September, is another warm autumn month in Merced, California, with average temperature ranging between min 55.6°F (13.1°C) and max 78.4°F (25.8°C). In October, the average high-temperature decreases, from a hot 92.3°F (33.5°C) in September, to a moderately hot 78.4°F (25.8°C). Weather in October »

Weather in November

The last month of the autumn, November, is also an enjoyable month in Merced, California, with average temperature ranging between max 66°F (18.9°C) and min 47.3°F (8.5°C). In Merced, California, the average high-temperature decreases, from a moderately hot 78.4°F (25.8°C) in October, to an enjoyable 66°F (18.9°C). Weather in November »

Weather in December

The first month of the winter, December, is also a moderate month in Merced, California, with temperature in the range of an average high of 55.9°F (13.3°C) and an average low of 41.9°F (5.5°C). The coldest month is December, with an average high-temperature of 55.9°F (13.3°C) and an average low-temperature of 41.9°F (5.5°C). Weather in December »
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FAQ

What is the most humid month in Merced?

With an average relative humidity of 70%, January is the most humid month in Merced.

How much does it rain in Merced?

Throughout the year, in Merced, California, there are 62.9 rainfall days, and 11.69" (297mm) of precipitation is accumulated.

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

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

What is the wettest month in Merced?

The month with the most rainfall is March when the rain falls for 11.3 days and typically aggregates up to 2.44" (62mm) of precipitation.

When are the longest days in Merced?

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

What are the months with the highest UV index in Merced?

Months with the highest UV index in Merced, California, are June through August, with an average maximum UV index of 7.

What is the warmest month in Merced?

July is the warmest month in Merced, with an average high-temperature of 99.1°F (37.3°C) and an average low-temperature of 65.5°F (18.6°C).

What is the least humid month in Merced?

July is the least humid month, with an average relative humidity of 32%.

What month has the most sunshine in Merced?

The month with the most sunshine in Merced is July, with an average of 12.2h of sunshine.

What is the driest month in Merced?

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

What is the coldest month in Merced?

December is the coldest month in Merced, California, with an average high-temperature of 55.9°F (13.3°C) and an average low-temperature of 41.9°F (5.5°C).

What is the month with the shortest days in Merced?

The month with the shortest days in Merced, California, is December, with an average of 9.6h of daylight.

What is the month with the least sunshine in Merced?

December has the least sunshine of the year, with an average of 6.1h of sunshine.

Average temperature
Merced, CA

Average temperature - Merced, CA

The warmest month (with the highest average high temperature) is July (99.1°F).
The month with the lowest average high temperature is December (55.9°F).

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is December (41.9°F).

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Average pressure
Merced, CA

Average pressure - Merced, CA

The month with the highest atmospheric pressure is January (30.15").
The month with the lowest atmospheric pressure is June (29.91").

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Average wind speed
Merced, CA

Average wind speed - Merced, CA

The windiest month (with the highest average wind speed) is June (8.3mph).
The calmest months (with the lowest average wind speed) are January and November (5.2mph).

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Average rainfall
Merced, CA

Average rainfall - Merced, CA

The wettest month (with the highest rainfall) is March (2.44").
The driest month (with the least rainfall) is August (0.04").

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Average rainfall days
Merced, CA

Average rainfall days - Merced, CA

The month with the highest number of rainy days is March (11.3 days).
The month with the least rainy days is June (1.1 days).

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Average daylight / Average sunshine
Merced, CA

Average daylight / Average sunshine - Merced, CA

The month with the longest days is June (Average daylight: 14.7h).
The month with the shortest days is December (Average daylight: 9.6h).

The month with the most sunshine is July (Average sunshine: 12.2h).
The month with the least sunshine is December (Average sunshine: 6.1h).

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Average sunshine days
Merced, CA

Average sunshine days - Merced, CA

The month with the most sunshine days is August (28.8 days).
The month with the least sunshine days is March (18.8 days).

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Average UV index
Merced, CA

Average UV index - Merced, CA

Months with the highest UV index are June, July and August (UV index 7).
Months with the lowest UV index are January, February, November and December (UV index 3).

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Average visibility
Merced, CA

Average visibility - Merced, 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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