March weather forecast
San Rafael, CA

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Weather in March

March, the first month of the spring in San Rafael, is also a moderate month, with an average temperature ranging between min 46.9°F (8.3°C) and max 59.4°F (15.2°C).

Temperature

During March, San Rafael records an average high-temperature of a still moderate 59.4°F (15.2°C), marking a slight divergence from February's 57.9°F (14.4°C). The temperature in San Rafael dips to an average of 46.9°F (8.3°C) during March nights.

Humidity

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

Rainfall

In San Rafael, during March, the rain falls for 8.8 days and regularly aggregates up to 0.59" (15mm) of precipitation. Throughout the year, in San Rafael, there are 48 rainfall days, and 3.94" (100mm) of precipitation is accumulated.

Daylight

In San Rafael, the average length of the day in March is 11h and 59min.
On the first day of the month, sunrise is at 6:40 am and sunset at 6:04 pm PST. On the last day of March, in San Rafael, sunrise is at 6:55 am and sunset at 7:32 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

In March, the average sunshine is 7.5h.

UV index

In San Rafael, the average daily maximum UV index in March is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The daily high UV index of 4 during March translates into the following recommendations:
Guard yourself - Avoiding sunburn is suggested. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Enhance your sun protection with tightly woven, yet airy clothing.
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Frequently asked questions

What are March temperatures in San Rafael?

In San Rafael, in March, the average high-temperature is 59.4°F (15.2°C), and the average low-temperature is 46.9°F (8.3°C).

What is the most humid month in San Rafael?

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

What is the average humidity in March in San Rafael?

The average relative humidity in March in San Rafael is 77%.

How many days does it rain in March in San Rafael?

In San Rafael, during March, the rain falls for 8.8 days and regularly aggregates up to 0.59" (15mm) of precipitation.

What is the average length of the day in March in San Rafael?

The average day length in March in San Rafael is 11h and 59min.

When is the sunrise / sunset in March in San Rafael?

In March, on the first day of the month, sunrise is at 6:40 am and sunset at 6:04 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 San Rafael?

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

How many hours of sunshine does San Rafael have in March?

In March, the average sunshine duration in San Rafael is 7.5h.

How high is the UV index in March in San Rafael?

In San Rafael, the average daily maximum UV index in March is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in March
San Rafael, CA

Average temperature in March - San Rafael, CA
  • Average high temperature in March: 59.4°F

The warmest month (with the highest average high temperature) is September (72.3°F).
The month with the lowest average high temperature is December (55.4°F).

  • Average low temperature in March: 46.9°F

The month with the highest average low temperature is September (56.1°F).
The coldest month (with the lowest average low temperature) is December (45.3°F).

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Average pressure in March
San Rafael, CA

Average pressure in March - San Rafael, 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
San Rafael, CA

Average wind speed in March - San Rafael, CA
  • Average wind speed in March: 7.3mph

The windiest month (with the highest average wind speed) is May (7.8mph).
The calmest months (with the lowest average wind speed) are October and November (5.5mph).

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Average humidity in March
San Rafael, CA

Average humidity in March - San Rafael, CA
  • Average humidity in March: 77%

The month with the highest relative humidity is March (77%).
The month with the lowest relative humidity is October (68%).

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Average rainfall in March
San Rafael, CA

Average rainfall in March - San Rafael, CA
  • Average rainfall in March: 0.59"

The wettest month (with the highest rainfall) is February (0.87").
The driest months (with the least rainfall) are June, July, August and September (0.04").

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Average rainfall days in March
San Rafael, CA

Average rainfall days in March - San Rafael, CA
  • Average rainfall days in March: 8.8 days

The month with the highest number of rainy days is March (8.8 days).
The months with the least rainy days are June and August (1.2 days).

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Average daylight in March /
Average sunshine in March
San Rafael, CA

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

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in March: 7h and 3min

The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).

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Average sunshine days in March
San Rafael, CA

Average sunshine days in March - San Rafael, CA
  • Average sunshine days in March: 20.7 days

The month with the most sunshine days is June (26.4 days).
The month with the least sunshine days is March (20.7 days).

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Average UV index in March
San Rafael, CA

Average UV index in March - San Rafael, CA
  • Average UV index in March: 4

The months with the highest UV index are April, June, July, August and September (UV index 5).
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
San Rafael, CA

Average cloud cover in March - San Rafael, 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 September (Cloud cover 19).

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Average visibility in March
San Rafael, CA

Average visibility in March - San Rafael, 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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San Rafael, California, USA

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