Climate and monthly weather forecast
Tracy, CA

Weather in January

January in Tracy, California, is a mild winter month, with temperature in the range of an average low of 40.1°F (4.5°C) and an average high of 55.8°F (13.2°C). In Tracy, the average high-temperature in January is practically the same as in December - a moderate 55.8°F (13.2°C). Weather in January »

Weather in February

The last month of the winter, February, is another mild month in Tracy, California, with temperature in the range of an average low of 41°F (5°C) and an average high of 59.4°F (15.2°C). In February, the average high-temperature is practically the same as in January - a still mild 59.4°F (15.2°C). Weather in February »

Weather in March

March, the first month of the spring in Tracy, is a comfortable month, with an average temperature ranging between max 63.1°F (17.3°C) and min 43.2°F (6.2°C). In Tracy, California, the average high-temperature in March is practically the same as in February - a comfortable 63.1°F (17.3°C). Weather in March »

Weather in April

April is a pleasant spring month in Tracy, California, with an average temperature fluctuating between 46°F (7.8°C) and 69.4°F (20.8°C). In April, the average high-temperature marginally rises from a comfortable 63.1°F (17.3°C) in March to a pleasant 69.4°F (20.8°C). Weather in April »

Weather in May

May, the last month of the spring in Tracy, is a moderately hot month, with an average temperature varying between 49.8°F (9.9°C) and 76.5°F (24.7°C). In May, the average high-temperature slightly increases from a pleasant 69.4°F (20.8°C) in April to a moderately hot 76.5°F (24.7°C). Weather in May »

Weather in June

The first month of the summer, June, is a hot month in Tracy, California, with an average temperature fluctuating between 55.6°F (13.1°C) and 86.4°F (30.2°C). In Tracy, California, the average high-temperature in June rises from a moderately hot 76.5°F (24.7°C) in May to a tropical 86.4°F (30.2°C). Weather in June »

Weather in July

July, the same as June, in Tracy, California, is another hot summer month, with an average temperature ranging between max 92.5°F (33.6°C) and min 58.1°F (14.5°C). With an average high-temperature of 92.5°F (33.6°C) and an average low-temperature of 58.1°F (14.5°C), July is the warmest month. In July, the average heat index is estimated at a torrid 96.8°F (36°C). Weather in July »

Weather in August

August, the last month of the summer in Tracy, is another tropical month, with temperature in the range of an average high of 91.4°F (33°C) and an average low of 58.6°F (14.8°C). In Tracy, the average high-temperature in August is essentially the same as in July - a still hot 91.4°F (33°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a tropical month in Tracy, California, with an average temperature varying between 56.8°F (13.8°C) and 86.5°F (30.3°C). In September, the average high-temperature is relatively the same as in August - a still tropical 86.5°F (30.3°C). Weather in September »

Weather in October

October, the same as September, is another warm autumn month in Tracy, California, with an average temperature varying between 52.7°F (11.5°C) and 75.6°F (24.2°C). In October, the average high-temperature drops from a tropical 86.5°F (30.3°C) in September to a moderately hot 75.6°F (24.2°C). Weather in October »

Weather in November

The last month of the autumn, November, is also an enjoyable month in Tracy, California, with an average temperature ranging between max 63.1°F (17.3°C) and min 45°F (7.2°C). In Tracy, the average high-temperature in November drops from a moderately hot 75.6°F (24.2°C) in October to an enjoyable 63.1°F (17.3°C). Weather in November »

Weather in December

December, the first month of the winter in Tracy, is still a cool month, with an average temperature fluctuating between 40.1°F (4.5°C) and 54.1°F (12.3°C). The coldest month is December, with an average high-temperature of 54.1°F (12.3°C) and an average low-temperature of 40.1°F (4.5°C). Weather in December »
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FAQ

What is the most humid month in Tracy?

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

How much does it rain in Tracy?

Throughout the year, in Tracy, there are 60.6 rainfall days, and 5.71" (145mm) of precipitation is accumulated.

When it does not snow in Tracy?

January through November are months without snowfall in Tracy, California.

How many days does it snow in Tracy?

Throughout the year, in Tracy, California, there are 0.1 snowfall days.

When is the lowest UV index in Tracy?

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 Tracy?

March is the month with the most rainfall in Tracy, California. Rain falls for 10.6 days and accumulates 1.06" (27mm) of precipitation.

When is Daylight Saving Time (DST) in Tracy?

On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts in Tracy, California, and the time zone changes from PST to PDT. Daylight Saving Time ends Sunday, November 5. 2023, at 2:00 am, and the time zone reverts from PDT to PST.

What is the driest month in Tracy?

The months with the least rainfall in Tracy are June and August Rain falls for 1.5 days and accumulates 0.08" (2mm) of rain.

When are the longest days in Tracy?

June has the longest days of the year in Tracy, with an average of 14h and 44min of daylight.

What is the warmest month in Tracy?

With an average high-temperature of 92.5°F (33.6°C) and an average low-temperature of 58.1°F (14.5°C), July is the warmest month in Tracy.

What is the least humid month in Tracy?

July is the least humid month in Tracy, with an average relative humidity of 45%.

What month has the most sunshine in Tracy?

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

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

July is the month with the highest UV index, with an average maximum UV index of 7.

What is the coldest month in Tracy?

The coldest month in Tracy is December, with an average high-temperature of 54.1°F (12.3°C) and an average low-temperature of 40.1°F (4.5°C).

When does it snow in Tracy?

December is the only month when snow falls in Tracy, California.

What is the snowiest month in Tracy?

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

What is the month with the shortest days in Tracy?

December has the shortest days of the year, with an average of 9h and 36min of daylight.

What is the month with the least sunshine in Tracy?

With an average of 5.8h of sunshine, December has the least sunshine of the year.

Average temperature
Tracy, CA

Average temperature - Tracy, CA

The warmest month (with the highest average high temperature) is July (92.5°F).
The month with the lowest average high temperature is December (54.1°F).

The month with the highest average low temperature is August (58.6°F).
The coldest months (with the lowest average low temperature) are January and December (40.1°F).

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Average pressure
Tracy, CA

Average pressure - Tracy, 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
Tracy, CA

Average wind speed - Tracy, CA

The windiest month (with the highest average wind speed) is June (7.1mph).
The calmest month (with the lowest average wind speed) is November (4.5mph).

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Average rainfall
Tracy, CA

Average rainfall - Tracy, CA

The wettest month (with the highest rainfall) is March (1.06").
The driest months (with the least rainfall) are June and August (0.08").

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Average rainfall days
Tracy, CA

Average rainfall days - Tracy, CA

The month with the highest number of rainy days is March (10.6 days).
The month with the least rainy days is August (1.2 days).

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Average snowfall days
Tracy, CA

Average snowfall days - Tracy, 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
Tracy, CA

Average daylight / Average sunshine - Tracy, CA

The month with the longest days is June (Average daylight: 14h and 44min).
The month with the shortest days is December (Average daylight: 9h and 36min).

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
Tracy, CA

Average sunshine days - Tracy, CA

The month with the most sunshine days is August (28.6 days).
The month with the least sunshine days is March (18.4 days).

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Average visibility
Tracy, CA

Average visibility - Tracy, 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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