December weather forecast
Tuolumne, CA

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Weather in December

December, the first month of the winter in Tuolumne, is also a fresh month, with an average temperature fluctuating between 34.3°F (1.3°C) and 50.4°F (10.2°C).

Temperature

Tuolumne's temperature records reveal December as the coldest month, marked by average highs of 50.4°F (10.2°C) and lows of 34.3°F (1.3°C).

Humidity

In Tuolumne, the average relative humidity in December is 65%.

Rainfall

In Tuolumne, in December, during 9.7 rainfall days, 4.57" (116mm) of precipitation is typically accumulated. In Tuolumne, during the entire year, the rain falls for 77.4 days and collects up to 29.06" (738mm) of precipitation.

Snowfall

Months with snowfall in Tuolumne, California, are January through May, November and December. In Tuolumne, in December, snow falls for 2.9 days, with typically accumulated 3.19" (81mm) of snow. Throughout the year, in Tuolumne, California, there are 16.2 snowfall days, and 38.07" (967mm) of snow is accumulated.

Daylight

With an average of 9h and 36min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 6:58 am and sunset at 4:41 pm. On the last day of December, in Tuolumne, sunrise is at 7:16 am and sunset at 4:51 pm PST.

Sunshine

December has the least sunshine of the year, with an average of 6.1h of sunshine.

UV index

In Tuolumne, the average daily maximum UV index in December is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum UV index of 3 during December translates into these guidelines:
Take necessary precautions - Suggestions to elude sunburn are provided. Minimize direct exposure to the Sun during midday when its radiation is at its peak. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
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Frequently asked questions

What part of the year is the coldest in Tuolumne?

Tuolumne's coldest temperatures are experienced in December, with average high temperatures of 50.4°F (10.2°C) and lows of 34.3°F (1.3°C).

What are December temperatures in Tuolumne?

In December, in Tuolumne, the average high-temperature is 50.4°F (10.2°C), and the average low-temperature is 34.3°F (1.3°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in June is estimated at 80.6°F (27°C).

What is the average humidity in December in Tuolumne?

In Tuolumne, the average relative humidity in December is 65%.

How much does it rain in Tuolumne in December?

In Tuolumne, California, in December, it is raining for 9.7 days, with typically 4.57" (116mm) of accumulated precipitation.

How many days does it snow in December in Tuolumne?

In December, it is snowing for 2.9 days. Throughout December, 3.19" (81mm) of snow is accumulated.

What is the month with the shortest days in Tuolumne?

With an average of 9h and 36min of daylight, December has the shortest days of the year.

How many hours of daylight does Tuolumne have in December?

In Tuolumne, California, the average day length in December is 9h and 35min.

When are sunrise and sunset in December in Tuolumne?

On the first day of December, sunrise is at 6:58 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 4:51 pm PST.

What is the month with the least sunshine in Tuolumne?

With an average of 6.1h of sunshine, December has the least sunshine of the year in Tuolumne.

How many hours of sunshine does Tuolumne have in December?

In Tuolumne, the average sunshine duration in December is 6.1h.

How high is the UV index in December in Tuolumne?

The average daily maximum UV index in December in Tuolumne, California, is 3. A UV Index estimate of 3 to 5 represents a medium health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Tuolumne, CA

Average temperature in December - Tuolumne, CA
  • Average high temperature in December: 50.4°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is December (50.4°F).

  • Average low temperature in December: 34.3°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is December (34.3°F).

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Average pressure in December
Tuolumne, CA

Average pressure in December - Tuolumne, CA
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in December
Tuolumne, CA

Average wind speed in December - Tuolumne, CA
  • Average wind speed in December: 4.9mph

The windiest months (with the highest average wind speed) are February and March (5.8mph).
The calmest month (with the lowest average wind speed) is November (4.8mph).

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Average humidity in December
Tuolumne, CA

Average humidity in December - Tuolumne, CA
  • Average humidity in December: 65%

The month with the highest relative humidity is March (70%).
The months with the lowest relative humidity are July and August (33%).

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Average rainfall in December
Tuolumne, CA

Average rainfall in December - Tuolumne, CA
  • Average rainfall in December: 4.57"

The wettest month (with the highest rainfall) is March (5.47").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in December
Tuolumne, CA

Average rainfall days in December - Tuolumne, CA
  • Average rainfall days in December: 9.7 days

The month with the highest number of rainy days is March (13.3 days).
The month with the least rainy days is August (1.6 days).

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Average snowfall in December
Tuolumne, CA

Average snowfall in December - Tuolumne, CA
  • Average snowfall in December: 3.19"

The month with the highest snowfall is February (12.87").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in December
Tuolumne, CA

Average snowfall days in December - Tuolumne, CA
  • Average snowfall days in December: 2.9 days

The months with the highest number of snowfall days are February and March (3.7 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Tuolumne, CA
  • Average daylight in December: 9h and 4min

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 December: 6h and 1min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 6min).

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Average sunshine days in December
Tuolumne, CA

Average sunshine days in December - Tuolumne, CA
  • Average sunshine days in December: 19.5 days

The month with the most sunshine days is August (28.3 days).
The month with the least sunshine days is March (15.6 days).

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Average UV index in December
Tuolumne, CA

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

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are February and November (UV index 2).

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Average cloud cover in December
Tuolumne, CA

Average cloud cover in December - Tuolumne, CA
  • Average cloud cover in December: 31

The month with the most cloud cover is March (Cloud cover 35).
The months with the least cloud cover are July and August (Cloud cover 5).

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Average visibility in December
Tuolumne, CA

Average visibility in December - Tuolumne, CA
  • Average visibility in December: 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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Tuolumne, California, USA

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