December weather forecast
Oakdale, CA

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Weather in December

The first month of the winter, December, is also a moderate month in Oakdale, California, with an average temperature varying between 41°F (5°C) and 55.4°F (13°C).

Temperature

The coldest month is December, with an average high-temperature of 55.4°F (13°C) and an average low-temperature of 41°F (5°C).

Humidity

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

Rainfall

In Oakdale, in December, it is raining for 8.4 days, with typically 1.46" (37mm) of accumulated precipitation. Throughout the year, in Oakdale, there are 59.3 rainfall days, and 8.23" (209mm) of precipitation is accumulated.

Snowfall

The only month with snowfall is December. December is the month with the most snowfall. Snow falls for 0.1 days and accumulates 0.04" (1mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 36min of daylight.
On the first day of December in Oakdale, California, sunrise is at 7:00 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 4:54 pm PST.

Sunshine

December has the least sunshine of the year in Oakdale, with an average of 6h of sunshine.

UV index

The months with the lowest UV index in Oakdale, California, are January, February, November and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The UV index of 3 in December translates into these instructions:
Take necessary precautions - Suggestions to elude sunburn are provided. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the coldest month in Oakdale?

Oakdale's coldest month, December, generally records average temperatures ranging from a high of 55.4°F (13°C) to a low of 41°F (5°C).

What is the average December temperature in Oakdale?

The average high-temperature, in December, in Oakdale, is 55.4°F (13°C), while the average low-temperature is 41°F (5°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines air temperature and relative humidity, in September is calculated to be 91.4°F (33°C).

What is the average humidity in December in Oakdale?

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

How much does it rain in Oakdale in December?

In Oakdale, California, during December, the rain falls for 8.4 days and regularly aggregates up to 1.46" (37mm) of precipitation.

What is the snowiest month in Oakdale?

The month with the most snowfall in Oakdale, California, is December, when snow falls for 0.1 days and typically aggregates up to 0.04" (1mm) of snow.

When does it start to snow in Oakdale?

December is the first month it typically snows. Throughout December, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow.

What is the month with the shortest days in Oakdale?

December has the shortest days of the year in Oakdale, California, with an average of 9h and 36min of daylight.

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

In December, the average day length is 9h and 36min.

What time are sunrise and sunset in December in Oakdale?

In December, on the first day of the month, sunrise is at 7:00 am and sunset at 4:44 pm. On the last day of the month, in Oakdale, California, sunrise is at 7:18 am and sunset at 4:54 pm PST.

What is the month with the least sunshine in Oakdale?

December has the least sunshine of the year in Oakdale, with an average of 6h of sunshine.

How long on average sun shines in December in Oakdale?

In December, the average sunshine duration in Oakdale, California, is 6h.

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

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

What is the UV index reading in December in Oakdale?

In December, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Oakdale, CA

Average temperature in December - Oakdale, CA
  • Average high temperature in December: 55.4°F

The warmest month (with the highest average high temperature) is July (96.4°F).
The month with the lowest average high temperature is December (55.4°F).

  • Average low temperature in December: 41°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is December (41°F).

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Average pressure in December
Oakdale, CA

Average pressure in December - Oakdale, CA
  • Average pressure in December: 30.12"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in December
Oakdale, CA

Average wind speed in December - Oakdale, CA
  • Average wind speed in December: 5.5mph

The windiest month (with the highest average wind speed) is June (7.1mph).
The calmest month (with the lowest average wind speed) is November (4.9mph).

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Average humidity in December
Oakdale, CA

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

The month with the highest relative humidity is January (72%).
The month with the lowest relative humidity is July (37%).

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Average rainfall in December
Oakdale, CA

Average rainfall in December - Oakdale, CA
  • Average rainfall in December: 1.46"

The wettest month (with the highest rainfall) is March (1.65").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in December
Oakdale, CA

Average rainfall days in December - Oakdale, CA
  • Average rainfall days in December: 8.4 days

The month with the highest number of rainy days is March (11.3 days).
The month with the least rainy days is August (0.7 days).

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Average snowfall in December
Oakdale, CA

Average snowfall in December - Oakdale, CA
  • Average snowfall in December: 0.04"

The month with the highest snowfall is December (0.04").
The months with the least snowfall are January, February, March, April, May, June, July, August, September, October and November (0").

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Average snowfall days in December
Oakdale, CA

Average snowfall days in December - Oakdale, CA
  • Average snowfall days in December: 0.1 days

The month with the highest number of snowfall days is December (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).

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

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

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 December: 6h and 0min

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 0min).

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Average sunshine days in December
Oakdale, CA

Average sunshine days in December - Oakdale, CA
  • Average sunshine days in December: 21.5 days

The month with the most sunshine days is August (29.2 days).
The month with the least sunshine days is March (18.7 days).

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Average UV index in December
Oakdale, CA

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

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in December
Oakdale, CA

Average cloud cover in December - Oakdale, CA
  • Average cloud cover in December: 32

The month with the most cloud cover is March (Cloud cover 33).
The month with the least cloud cover is July (Cloud cover 4).

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Average visibility in December
Oakdale, CA

Average visibility in December - Oakdale, 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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Oakdale, California, USA

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