December weather forecast and climate
Fremont, CA

A beautiful landscape of winding roads and serene residential estate in Fremont, California
A beautiful landscape of winding roads and serene residential estate in Fremont, California

Weather in December

The first month of the winter, December, is also a moderate month in Fremont, California, with average temperature ranging between min 43°F (6.1°C) and max 56.5°F (13.6°C).

Temperature

December is the coldest month, with an average high-temperature of 56.5°F (13.6°C) and an average low-temperature of 43°F (6.1°C).

Humidity

The average relative humidity in Fremont is 70%.

Rainfall

The wettest months in Fremont are January through March and December, with an average 0.67" (17mm) of rainfall.

Ocean temperature

In Fremont, California, in December, the average water temperature is 54.9°F (12.7°C).
Note: Swimming in 54.9°F (12.7°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

The month with the shortest days is December, with an average of 9.6h of daylight.

Sunshine

With an average of 5.9h of sunshine, December has the least sunshine of the year in Fremont.

UV index

Months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a moderate threat to health from the exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 3 interpret into the following advice:
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. A wide-brim hat offers excellent sun protection for 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 coldest month in Fremont?

December is the coldest month in Fremont, California, with an average high-temperature of 56.5°F (13.6°C) and an average low-temperature of 43°F (6.1°C).

What is the temperature in December in Fremont?

The average high-temperature, in December, in Fremont, California, is 56.5°F (13.6°C), while the average low-temperature is 43°F (6.1°C).

What is the average humidity in December in Fremont?

In December, the average relative humidity in Fremont is 70%.

How many days does it rain in December in Fremont?

In Fremont, California, in December, it is raining for 7.9 days, with typically 0.67" (17mm) of accumulated precipitation.

What is the rainiest month in Fremont?

Months with the most rainfall are January through March and December, with an average 0.67" (17mm) of precipitation.

What is the ocean temperature in December in Fremont?

In Fremont, California, in December, the average water temperature is 54.9°F (12.7°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

What is the month with the shortest days in Fremont?

With an average of 9.6h of daylight, December has the shortest days of the year in Fremont, California.

What is the average length of the day in December in Fremont?

In Fremont, the average length of the day in December is 9.6h.

What is the month with the least sunshine in Fremont?

With an average of 5.9h of sunshine, December has the least sunshine of the year in Fremont.

How many hours of sunshine does Fremont have in December?

The average sunshine in December in Fremont, California, is 5.9h.

What are the months with the lowest UV index in Fremont?

Months with the lowest UV index in Fremont, California, are January, February, November and December, with an average maximum UV index of 3.

What is the UV index reading in December in Fremont?

In Fremont, California, the average daily maximum UV index in December is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to the Sun's UV rays.

Average temperature in December
Fremont, CA

Average temperature in December - Fremont, CA
  • Average high temperature in December: 56.5°F

The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is December (56.5°F).

  • Average low temperature in December: 43°F

The month with the highest average low temperature is August (56.8°F).
The coldest month (with the lowest average low temperature) is January (42.8°F).

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Average pressure in December
Fremont, CA

Average pressure in December - Fremont, CA
  • Average pressure in December: 30.11"

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 December
Fremont, CA

Average wind speed in December - Fremont, CA
  • Average wind speed in December: 5mph

The windiest month (with the highest average wind speed) is May (6.1mph).
The calmest month (with the lowest average wind speed) is November (4.4mph).

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Average humidity in December
Fremont, CA

Average humidity in December - Fremont, CA
  • Average humidity in December: 70%

The month with the highest relative humidity is March (72%).
Months with the lowest relative humidity are July and September (59%).

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Average rainfall in December
Fremont, CA

Average rainfall in December - Fremont, CA
  • Average rainfall in December: 0.67"

The wettest months (with the highest rainfall) are January, February, March and December (0.67").
The driest months (with the least rainfall) are June, July and August (0.04").

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Average rainfall days in December
Fremont, CA

Average rainfall days in December - Fremont, CA
  • Average rainfall days in December: 7.9 days

The month with the highest number of rainy days is March (8.9 days).
The month with the least rainy days is August (0.5 days).

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Average sea temperature in December
Fremont, CA

Average sea temperature in December - Fremont, CA
  • Average sea temperature in December: 54.9°F

The best month for swimming (with the highest average sea temperature) is August (57.7°F).
The coldest months (with the lowest average sea temperature) are February and April (53.2°F).

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Average daylight in December /
Average sunshine in December
Fremont, CA

Average daylight in December / Average sunshine in December - Fremont, CA
  • Average daylight in December: 9.6h

The month with the longest days is June (Average daylight: 14.7h).
The month with the shortest days is December (Average daylight: 9.6h).

  • Average sunshine in December: 5.9h

The month with the most sunshine is July (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 5.9h).

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Average sunshine days in December
Fremont, CA

Average sunshine days in December - Fremont, CA
  • Average sunshine days in December: 22.2 days

The month with the most sunshine days is July (30 days).
The month with the least sunshine days is March (20.7 days).

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Average UV index in December
Fremont, CA

Average UV index in December - Fremont, CA
  • Average UV index in December: 3

Months with the highest UV index are June and July (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 December
Fremont, CA

Average cloud cover in December - Fremont, CA
  • Average cloud cover in December: 34

The month with the most cloud cover is March (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 6).

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Average visibility in December
Fremont, CA

Average visibility in December - Fremont, CA
  • Average visibility in December: 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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