March weather forecast and climate
Pomona, CA

Trails in the rural mountainous region of Pomona, California, with scenic slopes and dense population down below
Trails in the rural mountainous region of Pomona, California, with scenic slopes and dense population down below

Weather in March

March, the first month of the spring, in Pomona, is a pleasant month, with average temperature ranging between min 48°F (8.9°C) and max 68.9°F (20.5°C).

Temperature

In March, the average high-temperature is almost the same as in February - an agreeable 68.9°F (20.5°C). In March, in Pomona, the average low-temperature is 48°F (8.9°C).

Humidity

In Pomona, the average relative humidity in March is 54%.

Rainfall

In Pomona, California, in March, during 7.6 rainfall days, 0.87" (22mm) of precipitation is typically accumulated. In Pomona, during the entire year, the rain falls for 48 days and collects up to 7.52" (191mm) of precipitation.

Snowfall

January, March through December are months without snowfall.

Daylight

In March, the average length of the day in Pomona is 12h.

Sunshine

In Pomona, the average sunshine is 9h.

UV index

The average daily maximum UV index in Pomona is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from the exposure to the Sun's UV radiation for the average person.
Note: The daily maximum UV index of 5 in March interpret into the following advice:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in March in Pomona?

The average high-temperature, in March, is 68.9°F (20.5°C), while the average low-temperature is 48°F (8.9°C).

What is the average humidity in March in Pomona?

In Pomona, the average relative humidity in March is 54%.

How many days does it rain in March in Pomona?

In Pomona, California, during March, the rain falls for 7.6 days and regularly aggregates up to 0.87" (22mm) of precipitation.

Does it snow in Pomona in March?

In March, it doesn't snow. February is the latest month when it typically snows.

When it does not snow in Pomona?

In Pomona snow does not fall in January, March through December.

How many hours of daylight does Pomona have in March?

In Pomona, the average length of the day in March is 12h.

How many hours of sunshine does Pomona have in March?

In March, the average sunshine is 9h.

What is the UV index reading in March in Pomona?

In March, the average daily maximum UV index in Pomona is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from unsafe exposure to the Sun's UV rays.

Average temperature in March
Pomona, CA

Average temperature in March - Pomona, CA
  • Average high temperature in March: 68.9°F

The warmest month (with the highest average high temperature) is August (90.1°F).
The month with the lowest average high temperature is December (63.1°F).

  • Average low temperature in March: 48°F

The month with the highest average low temperature is August (65.7°F).
The coldest months (with the lowest average low temperature) are February and December (46.8°F).

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Average pressure in March
Pomona, CA

Average pressure in March - Pomona, CA
  • Average pressure in March: 30.02"

The month with the highest atmospheric pressure is January (30.1").
The month with the lowest atmospheric pressure is June (29.87").

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Average wind speed in March
Pomona, CA

Average wind speed in March - Pomona, CA
  • Average wind speed in March: 5mph

The windiest months (with the highest average wind speed) are April and May (5.7mph).
The calmest month (with the lowest average wind speed) is September (4.4mph).

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Average humidity in March
Pomona, CA

Average humidity in March - Pomona, CA
  • Average humidity in March: 54%

The month with the highest relative humidity is May (56%).
Months with the lowest relative humidity are August and November (45%).

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Average rainfall in March
Pomona, CA

Average rainfall in March - Pomona, CA
  • Average rainfall in March: 0.87"

The wettest months (with the highest rainfall) are February and December (1.65").
The driest months (with the least rainfall) are June and August (0.04").

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Average rainfall days in March
Pomona, CA

Average rainfall days in March - Pomona, CA
  • Average rainfall days in March: 7.6 days

The month with the highest number of rainy days is March (7.6 days).
The month with the least rainy days is June (0.8 days).

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Average snowfall days in March
Pomona, CA

Average snowfall days in March - Pomona, CA
  • Average snowfall days in March: 0 days

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

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Average daylight in March /
Average sunshine in March
Pomona, CA

Average daylight in March / Average sunshine in March - Pomona, CA
  • Average daylight in March: 12h

The month with the longest days is June (Average daylight: 14.4h).
The month with the shortest days is December (Average daylight: 9.9h).

  • Average sunshine in March: 9h

The month with the most sunshine is July (Average sunshine: 12.2h).
Months with the least sunshine are February and December (Average sunshine: 6.9).

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Average sunshine days in March
Pomona, CA

Average sunshine days in March - Pomona, CA
  • Average sunshine days in March: 23 days

The month with the most sunshine days is June (28.7 days).
The month with the least sunshine days is February (21.1 days).

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Average UV index in March
Pomona, CA

Average UV index in March - Pomona, CA
  • Average UV index in March: 5

The month with the highest UV index is August (UV index 7).
Months with the lowest UV index are January, February, November and December (UV index 4).

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Average cloud cover in March
Pomona, CA

Average cloud cover in March - Pomona, CA
  • Average cloud cover in March: 21

Months with the most cloud cover are February, March and December (Cloud cover 21).
The month with the least cloud cover is August (Cloud cover 4).

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Average visibility in March
Pomona, CA

Average visibility in March - Pomona, CA
  • Average visibility in March: 6mi

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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