March weather forecast
Sonoma, CA

Neat rows of vines in a vineyard farm in Sonoma, California
Neat rows of vines in a vineyard farm in Sonoma, California

Weather in March

March, the first month of the spring in Sonoma, is a comfortable month, with temperature in the range of an average high of 61.3°F (16.3°C) and an average low of 43°F (6.1°C).

Temperature

In March, the average high-temperature is almost the same as in February - an enjoyable 61.3°F (16.3°C). The average low-temperature, is 43°F (6.1°C).

Humidity

The most humid month in Sonoma is March, with an average relative humidity of 76%.

Rainfall

In Sonoma, in March, it is raining for 13.4 days, with typically 2.48" (63mm) of accumulated precipitation. In Sonoma, California, during the entire year, the rain falls for 73.3 days and collects up to 15.47" (393mm) of precipitation.

Daylight

The average length of the day in March is 11h and 59min.
On the first day of the month, sunrise is at 6:41 am and sunset at 6:03 pm PST. On the last day of March, in Sonoma, sunrise is at 6:55 am and sunset at 7:32 pm PDT.
Note: On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts, and the time zone changes from PST to PDT. Daylight Saving Time lasts until Sunday, November 6. 2022, at 2:00 am; consequently, the time zone reverts from PDT to PST.

Sunshine

In March, the average sunshine is 7.4h.

UV index

In March, the average daily maximum UV index in Sonoma is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: In March, the average maximum UV index of 4 translate into the following recommendations:
Take precautions - Protection against skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the most humid month in Sonoma?

With an average relative humidity of 76%, March is the most humid month in Sonoma.

What is the average humidity in March in Sonoma?

In March, the average relative humidity in Sonoma, California, is 76%.

How much does it rain in Sonoma in March?

In Sonoma, California, in March, during 13.4 rainfall days, 2.48" (63mm) of precipitation is typically accumulated.

How many hours of daylight does Sonoma have in March?

The average day length in March in Sonoma, California, is 11h and 59min.

When is the sunrise / sunset in March in Sonoma?

In March, on the first day of the month, sunrise is at 6:41 am and sunset at 6:03 pm PST. On the last day of the month, sunrise is at 6:55 am and sunset at 7:32 pm PDT.

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

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

How long on average sun shines in March in Sonoma?

In March, the average sunshine duration in Sonoma, California, is 7.4h.

What is the UV index reading in March in Sonoma?

In Sonoma, California, the average daily maximum UV index in March is 4. A UV Index estimate of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.

Average temperature in March
Sonoma, CA

Average temperature in March - Sonoma, CA
  • Average high temperature in March: 61.3°F

The warmest month (with the highest average high temperature) is August (82.9°F).
The month with the lowest average high temperature is December (55°F).

  • Average low temperature in March: 43°F

The month with the highest average low temperature is August (54.9°F).
The coldest month (with the lowest average low temperature) is December (41.4°F).

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Average pressure in March
Sonoma, CA

Average pressure in March - Sonoma, CA
  • Average pressure in March: 30.07"

The month with the highest atmospheric pressure is January (30.13").
The month with the lowest atmospheric pressure is June (29.91").

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Average wind speed in March
Sonoma, CA

Average wind speed in March - Sonoma, CA
  • Average wind speed in March: 5.7mph

The windiest month (with the highest average wind speed) is May (6.2mph).
The calmest month (with the lowest average wind speed) is November (4.4mph).

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Average humidity in March
Sonoma, CA

Average humidity in March - Sonoma, CA
  • Average humidity in March: 76%

The month with the highest relative humidity is March (76%).
The month with the lowest relative humidity is September (59%).

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Average rainfall in March
Sonoma, CA

Average rainfall in March - Sonoma, CA
  • Average rainfall in March: 2.48"

The wettest month (with the highest rainfall) is February (3.43").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in March
Sonoma, CA

Average rainfall days in March - Sonoma, CA
  • Average rainfall days in March: 13.4 days

The month with the highest number of rainy days is March (13.4 days).
The month with the least rainy days is August (0.8 days).

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

Average daylight in March / Average sunshine in March - Sonoma, CA
  • Average daylight in March: 11h and 59min

The month with the longest days is June (Average daylight: 14h and 47min).
The month with the shortest days is December (Average daylight: 9h and 33min).

  • Average sunshine in March: 7.4h

The month with the most sunshine is July (Average sunshine: 12h).
The month with the least sunshine is December (Average sunshine: 5.6h).

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Average sunshine days in March
Sonoma, CA

Average sunshine days in March - Sonoma, CA
  • Average sunshine days in March: 16.1 days

The month with the most sunshine days is July (28.7 days).
The month with the least sunshine days is March (16.1 days).

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Average UV index in March
Sonoma, CA

Average UV index in March - Sonoma, 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
Sonoma, CA

Average cloud cover in March - Sonoma, CA
  • Average cloud cover in March: 40

The month with the most cloud cover is March (Cloud cover 40).
The month with the least cloud cover is July (Cloud cover 8).

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Average visibility in March
Sonoma, CA

Average visibility in March - Sonoma, 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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