April weather forecast
Tiburon, CA

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The affluent hillside homes overlooking the yachts in the harbor, and the waterfront promenade in Tiburon, California
The affluent hillside homes overlooking the yachts in the harbor, and the waterfront promenade in Tiburon, California

Weather in April

April in Tiburon, California, is an enjoyable spring month, with an average temperature ranging between min 48.6°F (9.2°C) and max 62.2°F (16.8°C).

Temperature

Transitioning into April, Tiburon experiences an average high-temperature of an enjoyable 62.2°F (16.8°C), marking a minor shift from the preceding month. Tiburon encounters an average low-temperature of 48.6°F (9.2°C) during April nights.

Humidity

The average relative humidity in April is 74%.

Rainfall

In Tiburon, in April, it is raining for 6.3 days, with typically 0.24" (6mm) of accumulated precipitation. In Tiburon, California, during the entire year, the rain falls for 64.2 days and collects up to 4.8" (122mm) of precipitation.

Ocean temperature

The months with the coldest seawater are April through June, with an average ocean temperature of 53.1°F (11.7°C).
Note: Danger awaits those who swim in 53.1°F (11.7°C) without protection. Falling below 50°F (10°C) means intense cold shock and hyperventilation.

Daylight

In April, the average length of the day is 13h and 13min.
On the first day of the month, sunrise is at 6:53 am and sunset at 7:33 pm. On the last day of April, in Tiburon, sunrise is at 6:13 am and sunset at 8:00 pm PDT.

Sunshine

In April, the average sunshine is 10.1h.

UV index

April, June through September, with an average maximum UV index of 5, are months with the highest UV index in Tiburon. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum UV index of 5 during April translates into these guidelines:
Take precautions. Light skin individuals may get burned in less than 30 minutes. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
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Frequently asked questions

What are April temperatures in Tiburon?

An average high-temperature, in April, in Tiburon, is 62.2°F (16.8°C) and the average low-temperature is 48.6°F (9.2°C).

What is the average humidity in April in Tiburon?

In April, the average relative humidity is 74%.

How much does it rain in Tiburon in April?

In Tiburon, California, in April, it is raining for 6.3 days, with typically 0.24" (6mm) of accumulated precipitation.

What are the months with the coldest ocean in Tiburon?

April through June, with an average ocean temperature of 53.1°F (11.7°C), are months with the coldest seawater in Tiburon.

How cold is the water in April in Tiburon?

In Tiburon, California, the average seawater temperature in April is 53.1°F (11.7°C). Swimming in 53.1°F (11.7°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

How many hours of daylight does Tiburon have in April?

In April, the average day length in Tiburon is 13h and 13min.

What time are sunrise and sunset in April in Tiburon?

In April, on the first day of the month, sunrise is at 6:53 am and sunset at 7:33 pm. On the last day of the month, in Tiburon, California, sunrise is at 6:13 am and sunset at 8:00 pm PDT.

How long on average sun shines in April in Tiburon?

In Tiburon, the average sunshine duration in April is 10.1h.

When is the highest UV index in Tiburon?

April, June through September, with an average maximum UV index of 5, are months with the highest UV index in Tiburon.

What is the UV index intensity in April in Tiburon?

The average daily maximum UV index in April in Tiburon, California, is 5. A UV Index estimate of 3 to 5 represents a medium health risk from unsafe 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 April
Tiburon, CA

Average temperature in April - Tiburon, CA
  • Average high temperature in April: 62.2°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 (55.2°F).

  • Average low temperature in April: 48.6°F

The month with the highest average low temperature is September (56.5°F).
The coldest months (with the lowest average low temperature) are January and December (46.2°F).

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Average pressure in April
Tiburon, CA

Average pressure in April - Tiburon, CA
  • Average pressure in April: 30.03"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 April
Tiburon, CA

Average wind speed in April - Tiburon, CA
  • Average wind speed in April: 7.8mph

The windiest month (with the highest average wind speed) is May (7.9mph).
The calmest months (with the lowest average wind speed) are October and November (5.7mph).

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Average humidity in April
Tiburon, CA

Average humidity in April - Tiburon, CA
  • Average humidity in April: 74%

The months with the highest relative humidity are March and August (76%).
The month with the lowest relative humidity is October (68%).

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Average rainfall in April
Tiburon, CA

Average rainfall in April - Tiburon, CA
  • Average rainfall in April: 0.24"

The wettest month (with the highest rainfall) is February (0.98").
The driest months (with the least rainfall) are June, July, August and September (0.08").

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Average rainfall days in April
Tiburon, CA

Average rainfall days in April - Tiburon, CA
  • Average rainfall days in April: 6.3 days

The month with the highest number of rainy days is March (10.5 days).
The month with the least rainy days is June (1.9 days).

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Average sea temperature in April
Tiburon, CA

Average sea temperature in April - Tiburon, CA
  • Average sea temperature in April: 53°F

The best month for swimming (with the highest average sea temperature) is September (57.3°F).
The coldest months (with the lowest average sea temperature) are April and June (53°F).

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Average daylight in April /
Average sunshine in April
Tiburon, CA

Average daylight in April / Average sunshine in April - Tiburon, CA
  • Average daylight in April: 13h and 1min

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 April: 10h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

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Average sunshine days in April
Tiburon, CA

Average sunshine days in April - Tiburon, CA
  • Average sunshine days in April: 22.3 days

The month with the most sunshine days is October (25 days).
The month with the least sunshine days is March (18.4 days).

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Average UV index in April
Tiburon, CA

Average UV index in April - Tiburon, CA
  • Average UV index in April: 5

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 April
Tiburon, CA

Average cloud cover in April - Tiburon, CA
  • Average cloud cover in April: 29

The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is September (Cloud cover 18).

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Average visibility in April
Tiburon, CA

Average visibility in April - Tiburon, CA
  • Average visibility in April: 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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Tiburon, California, USA

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