Climate and monthly weather forecast
San Joaquin, CA

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Weather in January

January, like December, is another refreshing winter month in San Joaquin, California, with an average temperature varying between 59°F (15°C) and 43.7°F (6.5°C). The arrival of January brings an average high-temperature of a still moderate 59°F (15°C), subtly diverging from December's 56.5°F (13.6°C). Weather in January »

Weather in February

The last month of the winter, February, is a refreshing month in San Joaquin, California, with an average temperature ranging between max 61.9°F (16.6°C) and min 44.2°F (6.8°C). Transitioning into February, San Joaquin records an average high-temperature of a comfortable 61.9°F (16.6°C), almost identical to January's 59°F (15°C). Weather in February »

Weather in March

The first month of the spring, March, is still a refreshing month in San Joaquin, California, with an average temperature varying between 67.3°F (19.6°C) and 47.5°F (8.6°C). March marks a minor ascent in the average high-temperature, adjusting from February's comfortable 61.9°F (16.6°C) to a still enjoyable 67.3°F (19.6°C). Weather in March »

Weather in April

April in San Joaquin, California, is a warm spring month, with an average temperature fluctuating between 51.4°F (10.8°C) and 73.9°F (23.3°C). The coming of April brings a minor shift in San Joaquin's weather, with average high-temperatures adjusting from March's comfortable 67.3°F (19.6°C) to a warm 73.9°F (23.3°C). Weather in April »

Weather in May

The last month of the spring, May, is another warm month in San Joaquin, California, with temperature in the range of an average low of 56.7°F (13.7°C) and an average high of 82°F (27.8°C). A minor escalation in the average high-temperature is seen with the onset of May, moving from a warm 73.9°F (23.3°C) in April to a still moderately hot 82°F (27.8°C). Weather in May »

Weather in June

June, the first month of the summer in San Joaquin, is a tropical month, with temperature in the range of an average high of 93.6°F (34.2°C) and an average low of 63.1°F (17.3°C). San Joaquin's June weather shows an increase in high-temperatures, moving from May's warm 82°F (27.8°C) to a tropical 93.6°F (34.2°C). Weather in June »

Weather in July

July is a fiery hot summer month in San Joaquin, California, with temperature in the range of an average low of 67.1°F (19.5°C) and an average high of 100.9°F (38.3°C). With average high and low temperatures of 100.9°F (38.3°C) and 67.1°F (19.5°C) respectively, July is San Joaquin's warmest month. Weather in July »

Weather in August

The last month of the summer, August, is another torrid month in San Joaquin, California, with temperature in the range of an average low of 66.6°F (19.2°C) and an average high of 99.9°F (37.7°C). The start of August marks an average high-temperature of a still very hot 99.9°F (37.7°C), hardly distinguishable from the conditions in July. Weather in August »

Weather in September

September, the first month of the autumn in San Joaquin, is still a hot month, with an average temperature varying between 63.5°F (17.5°C) and 92.7°F (33.7°C). September marks a gentle change in average high-temperature, declining from August's torrid 99.9°F (37.7°C) to a tropical 92.7°F (33.7°C). Weather in September »

Weather in October

October, the same as September, is a moderately hot autumn month in San Joaquin, California, with an average temperature varying between 56.8°F (13.8°C) and 79.7°F (26.5°C). A shift in the average high-temperature occurs in October, reducing from a tropical 92.7°F (33.7°C) in September to a warm 79.7°F (26.5°C). Weather in October »

Weather in November

November, the last month of the autumn in San Joaquin, is also an enjoyable month, with an average temperature varying between 66.7°F (19.3°C) and 48.4°F (9.1°C). November's onset brings a slight change in high-temperatures, falling from a moderately hot 79.7°F (26.5°C) in October to an enjoyable 66.7°F (19.3°C). Weather in November »

Weather in December

December, the first month of the winter in San Joaquin, is still a refreshing month, with an average temperature varying between 42.6°F (5.9°C) and 56.5°F (13.6°C). December is the coldest month, with an average high-temperature of 56.5°F (13.6°C) and an average low-temperature of 42.6°F (5.9°C). Weather in December »
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Frequently asked questions

What is the most humid month in San Joaquin?

The months with the highest humidity in San Joaquin, California, are January and December, with an average relative humidity of 66%.

How much does it rain in San Joaquin?

Throughout the year, in San Joaquin, California, there are 37.2 rainfall days, and 2.48" (63mm) of precipitation is accumulated.

What are the months with the lowest UV index in San Joaquin?

The months with the lowest UV index in San Joaquin, California, are January, November and December, with an average maximum UV index of 3.

What is the rainiest month in San Joaquin?

The months with the most rainfall in San Joaquin are February and March, with an average 0.43" (11mm) of precipitation.

What is the month with the least sunshine in San Joaquin?

The months with the least sunshine in San Joaquin are February and December, with an average of 6.4h of sunshine.

When is Daylight Saving Time (DST) in San Joaquin?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, 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 San Joaquin?

June through September are months with the least rain when the rain falls for 0.6 days and typically aggregates up to 0.04" (1mm) of rain.

When are the longest days in San Joaquin?

With an average of 14h and 36min of daylight, June has the longest days of the year.

When is the highest UV index in San Joaquin?

The months with the highest UV index in San Joaquin, California, are June through August, with an average maximum UV index of 7.

What month is the hottest in San Joaquin?

San Joaquin, California, records the warmest temperatures in July, averaging a high of 100.9°F (38.3°C) and a low of 67.1°F (19.5°C).

What is the least humid month in San Joaquin?

With an average relative humidity of 30%, July is the least humid month in San Joaquin, California.

What month has the most sunshine in San Joaquin?

July has the most sunshine of the year, with an average of 12.2h of sunshine.

What month is the coldest in San Joaquin?

December, with its high-temperature average of 56.5°F (13.6°C) and a low-temperature average of 42.6°F (5.9°C), is the coldest month.

What is the month with the shortest days in San Joaquin?

With an average of 9h and 42min of daylight, December has the shortest days of the year in San Joaquin, California.

Average temperature
San Joaquin, CA

Average temperature - San Joaquin, CA

The warmest month (with the highest average high temperature) is July (100.9°F).
The month with the lowest average high temperature is December (56.5°F).

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is December (42.6°F).

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Average pressure
San Joaquin, CA

Average pressure - San Joaquin, CA

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed
San Joaquin, CA

Average wind speed - San Joaquin, CA

The windiest month (with the highest average wind speed) is June (7.6mph).
The calmest month (with the lowest average wind speed) is January (5.1mph).

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Average humidity
San Joaquin, CA

Average humidity - San Joaquin, CA

The months with the highest relative humidity are January and December (66%).
The month with the lowest relative humidity is July (30%).

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Average rainfall
San Joaquin, CA

Average rainfall - San Joaquin, CA

The wettest months (with the highest rainfall) are February and March (0.43").
The driest months (with the least rainfall) are June, July, August and September (0.04").

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Average rainfall days
San Joaquin, CA

Average rainfall days - San Joaquin, CA

The month with the highest number of rainy days is March (7 days).
The months with the least rainy days are August and September (0.5 days).

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Average daylight / Average sunshine
San Joaquin, CA

Average daylight / Average sunshine - San Joaquin, CA

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

The month with the most sunshine is July (Average sunshine: 12h and 12min).
The months with the least sunshine are February and December (Average sunshine: 6h and 24min).

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Average sunshine days
San Joaquin, CA

Average sunshine days - San Joaquin, CA

The month with the most sunshine days is August (29.7 days).
The month with the least sunshine days is February (22 days).

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Average UV index
San Joaquin, CA

Average UV index - San Joaquin, CA

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

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Average visibility
San Joaquin, CA

Average visibility - San Joaquin, 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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San Joaquin, California, USA

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