Climate and monthly weather forecast
Discovery Bay, CA

Weather in January

January in Discovery Bay, California, is a mild winter month, with an average temperature fluctuating between 41.5°F (5.3°C) and 56.1°F (13.4°C). In Discovery Bay, the average high-temperature in January is practically the same as in December - a moderate 56.1°F (13.4°C). Weather in January »

Weather in February

The last month of the winter, February, is another mild month in Discovery Bay, California, with an average temperature ranging between min 42.4°F (5.8°C) and max 59.7°F (15.4°C). In February, the average high-temperature is almost the same as in January - a still mild 59.7°F (15.4°C). Weather in February »

Weather in March

The first month of the spring, March, is an enjoyable month in Discovery Bay, California, with an average temperature fluctuating between 63.5°F (17.5°C) and 43.9°F (6.6°C). In March, the average high-temperature is essentially the same as in February - an enjoyable 63.5°F (17.5°C). Weather in March »

Weather in April

April is a pleasant spring month in Discovery Bay, California, with an average temperature varying between 69.4°F (20.8°C) and 46.6°F (8.1°C). In Discovery Bay, the average high-temperature in April slightly increases from an enjoyable 63.5°F (17.5°C) in March to an agreeable 69.4°F (20.8°C). Weather in April »

Weather in May

The last month of the spring, May, is a moderately hot month in Discovery Bay, California, with an average temperature varying between 50.5°F (10.3°C) and 75.6°F (24.2°C). In Discovery Bay, the average high-temperature in May marginally rises from an agreeable 69.4°F (20.8°C) in April to a warm 75.6°F (24.2°C). Weather in May »

Weather in June

The first month of the summer, June, is still a warm month in Discovery Bay, California, with an average temperature varying between 84.4°F (29.1°C) and 55°F (12.8°C). In June, the average high-temperature marginally rises from 75.6°F (24.2°C) in May to a still warm 84.4°F (29.1°C). Weather in June »

Weather in July

July in Discovery Bay, California, is a tropical summer month, with temperature in the range of an average high of 88.5°F (31.4°C) and an average low of 56.5°F (13.6°C). July is the warmest month, with an average high-temperature of 88.5°F (31.4°C) and an average low-temperature of 56.5°F (13.6°C). The average heat index in July is evaluated at a hot 93.2°F (34°C). Weather in July »

Weather in August

August, the last month of the summer in Discovery Bay, is also a hot month, with temperature in the range of an average high of 87.4°F (30.8°C) and an average low of 57.4°F (14.1°C). In Discovery Bay, the average high-temperature in August is relatively the same as in July - a still hot 87.4°F (30.8°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Discovery Bay, California, with temperature in the range of an average low of 57.7°F (14.3°C) and an average high of 85.3°F (29.6°C). In September, the average high-temperature is almost the same as in August - a warm 85.3°F (29.6°C). Weather in September »

Weather in October

October, the same as September, is a moderately hot autumn month in Discovery Bay, California, with an average temperature ranging between min 54°F (12.2°C) and max 75.9°F (24.4°C). In October, the average high-temperature decreases from 85.3°F (29.6°C) in September to a still warm 75.9°F (24.4°C). Weather in October »

Weather in November

The last month of the autumn, November, is also an enjoyable month in Discovery Bay, California, with an average temperature fluctuating between 46.6°F (8.1°C) and 63.9°F (17.7°C). In Discovery Bay, the average high-temperature in November decreases from a moderately hot 75.9°F (24.4°C) in October to a comfortable 63.9°F (17.7°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cool month in Discovery Bay, California, with an average temperature ranging between max 55°F (12.8°C) and min 41.7°F (5.4°C). With an average high-temperature of 55°F (12.8°C) and an average low-temperature of 41.7°F (5.4°C), December is the coldest month. Weather in December »
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FAQ

What is the most humid month in Discovery Bay?

January is the most humid month, with an average relative humidity of 74%.

How many days does it rain in Discovery Bay?

In Discovery Bay, during the entire year, the rain falls for 62 days and collects up to 10.16" (258mm) of precipitation.

When it does not snow in Discovery Bay?

In Discovery Bay, California, snow does not fall in January through November.

How many days does it snow in Discovery Bay?

In Discovery Bay, during the entire year, snow falls for 0.1 days.

What is the month with the lowest UV index in Discovery Bay?

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

What is the rainiest month in Discovery Bay?

February is the month with the most rainfall. Rain falls for 7.8 days and accumulates 2.09" (53mm) of precipitation.

When is Daylight Saving Time (DST) in Discovery Bay?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts in Discovery Bay, and the time zone changes from PST to PDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from PDT to PST.

When are the longest days in Discovery Bay?

June has the longest days of the year, with an average of 14h and 45min of daylight.

What are the months with the highest UV index in Discovery Bay?

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

What is the warmest month in Discovery Bay?

With an average high-temperature of 88.5°F (31.4°C) and an average low-temperature of 56.5°F (13.6°C), July is the warmest month in Discovery Bay, California.

What is the driest month in Discovery Bay?

The months with the least rainfall in Discovery Bay are July and August Rain falls for 1.3 days and accumulates 0.04" (1mm) of rain.

What month has the most sunshine in Discovery Bay?

July has the most sunshine of the year in Discovery Bay, California, with an average of 12.1h of sunshine.

What is the least humid month in Discovery Bay?

The least humid month in Discovery Bay, California, is September, with an average relative humidity of 52%.

What is the coldest month in Discovery Bay?

December is the coldest month in Discovery Bay, with an average high-temperature of 55°F (12.8°C) and an average low-temperature of 41.7°F (5.4°C).

When does it snow in Discovery Bay?

The only month with snowfall in Discovery Bay is December.

What is the snowiest month in Discovery Bay?

The month with the most snowfall days in Discovery Bay, California, is December, when snow falls for 0.1 days.

What is the month with the shortest days in Discovery Bay?

The month with the shortest days in Discovery Bay, California, is December, with an average of 9h and 35min of daylight.

What is the month with the least sunshine in Discovery Bay?

The month with the least sunshine in Discovery Bay, California, is December, with an average of 5.8h of sunshine.

Average temperature
Discovery Bay, CA

Average temperature - Discovery Bay, CA

The warmest month (with the highest average high temperature) is July (88.5°F).
The month with the lowest average high temperature is December (55°F).

The month with the highest average low temperature is September (57.7°F).
The coldest month (with the lowest average low temperature) is January (41.5°F).

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Average pressure
Discovery Bay, CA

Average pressure - Discovery Bay, CA

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed
Discovery Bay, CA

Average wind speed - Discovery Bay, CA

The windiest month (with the highest average wind speed) is June (7.8mph).
The calmest months (with the lowest average wind speed) are January and November (4.5mph).

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Average humidity
Discovery Bay, CA

Average humidity - Discovery Bay, CA

The month with the highest relative humidity is January (74%).
The month with the lowest relative humidity is September (52%).

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Average rainfall
Discovery Bay, CA

Average rainfall - Discovery Bay, CA

The wettest month (with the highest rainfall) is February (2.09").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days
Discovery Bay, CA

Average rainfall days - Discovery Bay, CA

The month with the highest number of rainy days is March (12.3 days).
The month with the least rainy days is August (0.8 days).

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Average snowfall days
Discovery Bay, CA

Average snowfall days - Discovery Bay, CA

The month with the highest number of snowfall days is December (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).

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Average daylight / Average sunshine
Discovery Bay, CA

Average daylight / Average sunshine - Discovery Bay, CA

The month with the longest days is June (Average daylight: 14h and 45min).
The month with the shortest days is December (Average daylight: 9h and 35min).

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).

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Average sunshine days
Discovery Bay, CA

Average sunshine days - Discovery Bay, CA

The month with the most sunshine days is August (29.8 days).
The month with the least sunshine days is March (17.7 days).

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Average UV index
Discovery Bay, CA

Average UV index - Discovery Bay, CA

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).

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Average visibility
Discovery Bay, CA

Average visibility - Discovery Bay, 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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