March weather forecast
Union City, CA

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Weather in March

March, the first month of the spring in Union City, is a comfortable month, with an average temperature varying between 62.2°F (16.8°C) and 45°F (7.2°C).

Temperature

Entering March, Union City's average high-temperature reads a comfortable 62.2°F (16.8°C), indicating a close resemblance to the previous month's climate. Throughout March, the temperature in Union City, California, falls to an average low of 45°F (7.2°C).

Humidity

The most humid month is March, with an average relative humidity of 73%.

Rainfall

In Union City, in March, it is raining for 7.3 days, with typically 0.43" (11mm) of accumulated precipitation. Throughout the year, in Union City, there are 38 rainfall days, and 2.13" (54mm) of precipitation is accumulated.

Daylight

The average length of the day in March is 11h and 59min.
On the first day of March, sunrise is at 6:38 am and sunset at 6:02 pm PST. On the last day of the month, sunrise is at 6:53 am and sunset at 7:30 pm PDT.
Note: 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 lasts until Sunday, November 3. 2024, at 2:00 am; consequently, the time zone reverts from PDT to PST.

Sunshine

The average sunshine in March in Union City, California, is 8h.

UV index

In Union City, the average daily maximum UV index in March is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: The UV index of 4 in March translates into these instructions:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
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Frequently asked questions

What is the average March temperature in Union City?

The average high-temperature and low-temperature in Union City during March are 62.2°F (16.8°C) and 45°F (7.2°C) respectively.

What is the most humid month in Union City?

The most humid month in Union City is March, with an average relative humidity of 73%.

What is the average humidity in March in Union City?

The average relative humidity in March in Union City is 73%.

How much does it rain in Union City in March?

In March, the rain falls for 7.3 days. Throughout March, 0.43" (11mm) of precipitation is accumulated.

How many hours of daylight does Union City have in March?

In March, the average day length in Union City, California, is 11h and 59min.

When are sunrise and sunset in March in Union City?

On the first day of March in Union City, California, sunrise is at 6:38 am and sunset at 6:02 pm PST. On the last day of the month, sunrise is at 6:53 am and sunset at 7:30 pm PDT.

When does Daylight Saving Time (DST) start in March in Union City?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from PST to PDT. DST ends Sunday, November 3. 2024, at 2:00 am.

How long on average sun shines in March in Union City?

The average sunshine duration in March in Union City is 8h.

What is the UV index intensity in March in Union City?

In Union City, the average daily maximum UV index in March is 4. A UV Index reading of 3 to 5 represents a medium health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in March
Union City, CA

Average temperature in March - Union City, CA
  • Average high temperature in March: 62.2°F

The warmest months (with the highest average high temperature) are July and August (80.1°F).
The month with the lowest average high temperature is December (56.3°F).

  • Average low temperature in March: 45°F

The months with the highest average low temperature are August and September (56.7°F).
The coldest month (with the lowest average low temperature) is December (43.7°F).

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Average pressure in March
Union City, CA

Average pressure in March - Union City, CA
  • Average pressure in March: 30.07"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.92"Hg).

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Average wind speed in March
Union City, CA

Average wind speed in March - Union City, CA
  • Average wind speed in March: 6mph

The windiest month (with the highest average wind speed) is May (6.4mph).
The calmest months (with the lowest average wind speed) are October and November (4.7mph).

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Average humidity in March
Union City, CA

Average humidity in March - Union City, CA
  • Average humidity in March: 73%

The month with the highest relative humidity is March (73%).
The months with the lowest relative humidity are September and October (62%).

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Average rainfall in March
Union City, CA

Average rainfall in March - Union City, CA
  • Average rainfall in March: 0.43"

The wettest month (with the highest rainfall) is February (0.47").
The driest months (with the least rainfall) are June, July and August (0").

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Average rainfall days in March
Union City, CA

Average rainfall days in March - Union City, CA
  • Average rainfall days in March: 7.3 days

The month with the highest number of rainy days is March (7.3 days).
The month with the least rainy days is July (0.3 days).

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Average daylight in March /
Average sunshine in March
Union City, CA

Average daylight in March / Average sunshine in March - Union City, CA
  • Average daylight in March: 12h and 0min

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

  • Average sunshine in March: 8h and 0min

The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).

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Average sunshine days in March
Union City, CA

Average sunshine days in March - Union City, CA
  • Average sunshine days in March: 22.3 days

The months with the most sunshine days are July and August (30.4 days).
The month with the least sunshine days is February (22.2 days).

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Average UV index in March
Union City, CA

Average UV index in March - Union City, CA
  • Average UV index in March: 4

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

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Average cloud cover in March
Union City, CA

Average cloud cover in March - Union City, CA
  • Average cloud cover in March: 34

The month with the most cloud cover is March (Cloud cover 34).
The month with the least cloud cover is July (Cloud cover 6).

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Average visibility in March
Union City, CA

Average visibility in March - Union City, CA
  • Average visibility in March: 6mi

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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Union City, California, USA

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