March weather forecast and climate
Santa Rosa, CA

Set in a scenic valley, the Camarillo region of Santa Rosa, California, has great modern homes and is neared by scenic rugged mountain layouts
Set in a scenic valley, the Camarillo region of Santa Rosa, California, has great modern homes and is neared by scenic rugged mountain layouts

Weather in March

The first month of the spring, March, is still a mild month in Santa Rosa, California, with temperature in the range of an average high of 60.4°F (15.8°C) and an average low of 43.5°F (6.4°C).

Temperature

In March, the average high-temperature is practically the same as in February - a still mild 60.4°F (15.8°C). In March, the average low-temperature is 43.5°F (6.4°C).

Humidity

The most humid month in Santa Rosa is March, with an average relative humidity of 77%.

Rainfall

In Santa Rosa, during March, the rain falls for 12.6 days and regularly aggregates up to 2.01" (51mm) of precipitation. Throughout the year, there are 72.8 rainfall days, and 12.01" (305mm) of precipitation is accumulated.

Daylight

In March, the average length of the day in Santa Rosa, California, is 12h.

Sunshine

In March, the average sunshine is 7.5h.

UV index

The average daily maximum UV index in Santa Rosa is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected 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. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in March in Santa Rosa?

The average high-temperature, in March, in Santa Rosa, is 60.4°F (15.8°C), while the average low-temperature is 43.5°F (6.4°C).

What is the most humid month in Santa Rosa?

March is the most humid month in Santa Rosa, with an average relative humidity of 77%.

What is the average humidity in March in Santa Rosa?

In March, the average relative humidity in Santa Rosa, California, is 77%.

How much does it rain in Santa Rosa in March?

In Santa Rosa, during March, the rain falls for 12.6 days and regularly aggregates up to 2.01" (51mm) of precipitation.

What is the average length of the day in March in Santa Rosa?

The average length of the day in March in Santa Rosa is 12h.

How long on average sun shines in March in Santa Rosa?

In March, the average sunshine in Santa Rosa, California, is 7.5h.

How high is the UV index in March in Santa Rosa?

The average daily maximum UV index in March in Santa Rosa is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health from the exposure to the Sun's UV radiation.

Average temperature in March
Santa Rosa, CA

Average temperature in March - Santa Rosa, CA
  • Average high temperature in March: 60.4°F

The warmest month (with the highest average high temperature) is August (79.7°F).
The month with the lowest average high temperature is December (55.6°F).

  • Average low temperature in March: 43.5°F

Months with the highest average low temperature are August and September (54.7°F).
The coldest month (with the lowest average low temperature) is December (41.9°F).

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Average pressure in March
Santa Rosa, CA

Average pressure in March - Santa Rosa, CA
  • Average pressure in March: 30.06"

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

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Average wind speed in March
Santa Rosa, CA

Average wind speed in March - Santa Rosa, CA
  • Average wind speed in March: 6.5mph

The windiest month (with the highest average wind speed) is May (7.1mph).
The calmest month (with the lowest average wind speed) is November (4.9mph).

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Average humidity in March
Santa Rosa, CA

Average humidity in March - Santa Rosa, CA
  • Average humidity in March: 77%

The month with the highest relative humidity is March (77%).
The month with the lowest relative humidity is September (63%).

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Average rainfall in March
Santa Rosa, CA

Average rainfall in March - Santa Rosa, CA
  • Average rainfall in March: 2.01"

The wettest month (with the highest rainfall) is February (2.64").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in March
Santa Rosa, CA

Average rainfall days in March - Santa Rosa, CA
  • Average rainfall days in March: 12.6 days

The month with the highest number of rainy days is March (12.6 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
Santa Rosa, CA

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

The month with the longest days is June (Average daylight: 14.8h).
The month with the shortest days is December (Average daylight: 9.5h).

  • Average sunshine in March: 7.5h

The month with the most sunshine is July (Average sunshine: 11.9h).
The month with the least sunshine is December (Average sunshine: 5.7h).

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Average sunshine days in March
Santa Rosa, CA

Average sunshine days in March - Santa Rosa, CA
  • Average sunshine days in March: 17.1 days

The month with the most sunshine days is July (27.2 days).
The month with the least sunshine days is March (17.1 days).

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Average UV index in March
Santa Rosa, CA

Average UV index in March - Santa Rosa, CA
  • Average UV index in March: 4

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

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Average cloud cover in March
Santa Rosa, CA

Average cloud cover in March - Santa Rosa, CA
  • Average cloud cover in March: 39

The month with the most cloud cover is March (Cloud cover 39).
The month with the least cloud cover is July (Cloud cover 9).

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Average visibility in March
Santa Rosa, CA

Average visibility in March - Santa Rosa, 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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