December weather forecast
Wasco, CA

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Weather in December

December, the first month of the winter in Wasco, is still a mild month, with an average temperature fluctuating between 58.5°F (14.7°C) and 41.9°F (5.5°C).

Temperature

December is the month that records the lowest temperatures, with averages ranging from a high of 58.5°F (14.7°C) to a low of 41.9°F (5.5°C).

Humidity

The months with the highest humidity in Wasco, California, are January and December, with an average relative humidity of 62%.

Rainfall

In Wasco, in December, during 7.2 rainfall days, 1.1" (28mm) of precipitation is typically accumulated. In Wasco, during the entire year, the rain falls for 53.8 days and collects up to 6.85" (174mm) of precipitation.

Snowfall

January, March through December are months without snowfall.

Daylight

The month with the shortest days in Wasco is December, with an average of 9h and 48min of daylight.
On the first day of December, sunrise is at 6:49 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 4:54 pm PST.

Sunshine

With an average of 6.6h of sunshine, December has the least sunshine of the year in Wasco.

UV index

December is the month with the lowest UV index, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily high UV index of 3 during December translates into the following recommendations:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
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Frequently asked questions

What month is the coldest in Wasco?

December, with an average high of 58.5°F (14.7°C) and a low of 41.9°F (5.5°C), signifies the coldest month of the year in Wasco, California.

What is the usual temperature for Wasco in December?

An average high-temperature, in December, in Wasco, is 58.5°F (14.7°C) and the average low-temperature is 41.9°F (5.5°C). In May, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 82.4°F (28°C).

What are the most humid months in Wasco?

January and December, with an average relative humidity of 62%, are most humid months in Wasco.

What is the average humidity in December in Wasco?

The average relative humidity in December in Wasco is 62%.

How much does it rain in Wasco in December?

In Wasco, during December, the rain falls for 7.2 days and regularly aggregates up to 1.1" (28mm) of precipitation.

When it does not snow in Wasco?

In Wasco, snow does not fall in January, March through December.

What is the month with the shortest days in Wasco?

December has the shortest days of the year in Wasco, with an average of 9h and 48min of daylight.

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

The average day length in December is 9h and 48min.

What time are sunrise and sunset in December in Wasco?

In December, on the first day of the month, sunrise is at 6:49 am and sunset at 4:44 pm. On the last day of the month, in Wasco, sunrise is at 7:06 am and sunset at 4:54 pm PST.

What is the month with the least sunshine in Wasco?

The month with the least sunshine is December, with an average of 6.6h of sunshine.

How long on average sun shines in December in Wasco?

In Wasco, the average sunshine duration in December is 6.6h.

What is the month with the lowest UV index in Wasco?

The month with the lowest UV index in Wasco is December, with an average maximum UV index of 3.

What is the UV index intensity in December in Wasco?

In Wasco, the average daily maximum UV index in December is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health 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
Wasco, CA

Average temperature in December - Wasco, CA
  • Average high temperature in December: 58.5°F

The warmest month (with the highest average high temperature) is July (100°F).
The month with the lowest average high temperature is December (58.5°F).

  • Average low temperature in December: 41.9°F

The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is December (41.9°F).

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Average pressure in December
Wasco, CA

Average pressure in December - Wasco, CA
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in December
Wasco, CA

Average wind speed in December - Wasco, CA
  • Average wind speed in December: 3.6mph

The windiest months (with the highest average wind speed) are June and July (5mph).
The calmest month (with the lowest average wind speed) is November (3.5mph).

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Average humidity in December
Wasco, CA

Average humidity in December - Wasco, CA
  • Average humidity in December: 62%

The months with the highest relative humidity are January and December (62%).
The month with the lowest relative humidity is August (30%).

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Average rainfall in December
Wasco, CA

Average rainfall in December - Wasco, CA
  • Average rainfall in December: 1.1"

The wettest month (with the highest rainfall) is March (1.3").
The driest month (with the least rainfall) is August (0.04").

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Average rainfall days in December
Wasco, CA

Average rainfall days in December - Wasco, CA
  • Average rainfall days in December: 7.2 days

The month with the highest number of rainy days is March (8.8 days).
The month with the least rainy days is August (0.5 days).

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Average snowfall in December
Wasco, CA

Average snowfall in December - Wasco, CA
  • Average snowfall in December: 0"

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

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Average snowfall days in December
Wasco, CA

Average snowfall days in December - Wasco, CA
  • Average snowfall days in December: 0 days

The month with the highest number of snowfall days is February (0.2 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).

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

Average daylight in December / Average sunshine in December - Wasco, CA
  • Average daylight in December: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in December: 6h and 4min

The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).

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Average sunshine days in December
Wasco, CA

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

The month with the most sunshine days is August (29.3 days).
The month with the least sunshine days is February (20.3 days).

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Average UV index in December
Wasco, CA

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

The month with the highest UV index is July (UV index 8).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in December
Wasco, CA

Average cloud cover in December - Wasco, CA
  • Average cloud cover in December: 26

The months with the most cloud cover are March and December (Cloud cover 26).
The month with the least cloud cover is August (Cloud cover 4).

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Average visibility in December
Wasco, CA

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

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