January 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 January

January is a mild winter month in Tiburon, California, with an average temperature ranging between min 46.2°F (7.9°C) and max 56.1°F (13.4°C).

Temperature

January denotes a minimal variation in the average high-temperature to a moderate 56.1°F (13.4°C) from December's 55.2°F (12.9°C). Tiburon observes an average low-temperature of 46.2°F (7.9°C) during January nights.

Humidity

In January, the average relative humidity is 73%.

Rainfall

In Tiburon, in January, it is raining for 7.6 days, with typically 0.71" (18mm) of accumulated precipitation. In Tiburon, during the entire year, the rain falls for 64.2 days and collects up to 4.8" (122mm) of precipitation.

Ocean temperature

In January, the average ocean temperature is 53.2°F (11.8°C).
Note: Diving into 53.2°F (11.8°C) is practical below 50°F (10°C), given you're wearing protective swim gear; without it, expect a quick onset of cold shock and a struggle to breathe. Merely touching waters at 55.4°F (13°C) feels ice-cold.

Daylight

In January, the average length of the day in Tiburon is 9h and 54min.
On the first day of the month, sunrise is at 7:25 am and sunset at 5:01 pm. On the last day of January, sunrise is at 7:14 am and sunset at 5:31 pm PST.

Sunshine

The average sunshine in January is 5.9h.

UV index

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum high UV index of 3 in January translates into the following recommendations:
Make use of precautions - Shielding skin and eyes from injury is a requirement. To protect against the Sun's most potent rays, avoid direct exposure around midday. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Updated: Jun 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in January?

The average high-temperature and low-temperature during January are 56.1°F (13.4°C) and 46.2°F (7.9°C) respectively.

What is the average humidity in January?

The average relative humidity in January is 73%.

How much does it rain in January?

In Tiburon, in January, during 7.6 rainfall days, 0.71" (18mm) of precipitation is typically accumulated.

What is the ocean temperature in January?

In Tiburon, the average seawater temperature in January is 53.2°F (11.8°C). Swimming in 53.2°F (11.8°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

What is the average length of the day in January?

The average day length in January is 9h and 54min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:25 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 5:31 pm PST.

How long on average sun shines in January in Tiburon?

The average sunshine duration in January is 5.9h.

What are the months with the lowest UV index?

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3.

How high is the UV index in January?

The average daily maximum UV index in January is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Tiburon, CA

Average temperature in January - Tiburon, CA
  • Average high temperature in January: 56.1°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 January: 46.2°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).

Average pressure in January
Tiburon, CA

Average pressure in January - Tiburon, CA
  • Average pressure in January: 30.13"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).

Average wind speed in January
Tiburon, CA

Average wind speed in January - Tiburon, CA
  • Average wind speed in January: 6.1mph

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).

Average humidity in January
Tiburon, CA

Average humidity in January - Tiburon, CA
  • Average humidity in January: 73%

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

Average rainfall in January
Tiburon, CA

Average rainfall in January - Tiburon, CA
  • Average rainfall in January: 0.71"

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").

Average rainfall days in January
Tiburon, CA

Average rainfall days in January - Tiburon, CA
  • Average rainfall days in January: 7.6 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).

Average sea temperature in January
Tiburon, CA

Average sea temperature in January - Tiburon, CA
  • Average sea temperature in January: 53.2°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).

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

Average daylight in January / Average sunshine in January - Tiburon, CA
  • Average daylight in January: 9h and 5min

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 January: 5h and 5min

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).

Average sunshine days in January
Tiburon, CA

Average sunshine days in January - Tiburon, CA
  • Average sunshine days in January: 22.1 days

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

Average UV index in January
Tiburon, CA

Average UV index in January - Tiburon, CA
  • Average UV index in January: 3

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).

Average cloud cover in January
Tiburon, CA

Average cloud cover in January - Tiburon, CA
  • Average cloud cover in January: 34

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

Average visibility in January
Tiburon, CA

Average visibility in January - Tiburon, CA
  • Average visibility in January: 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).

Tiburon, California, USA

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