December weather forecast and climate
Winchester, NV

Weather in December

December, the first month of the winter, in W"ter, is still a cool month, with average temperature varying between 50.9°F (10.5°C) and 38.8°F (3.8°C).

Temperature

December is the coldest month, with an average high-temperature of 50.9°F (10.5°C) and an average low-temperature of 38.8°F (3.8°C).

Humidity

The average relative humidity in December is 46%.

Rainfall

In W"ter, in December, during 3.9 rainfall days, 0.31" (8mm) of precipitation is typically accumulated. In W"ter, during the entire year, the rain falls for 42.9 days and collects up to 3.23" (82mm) of precipitation.

Snowfall

In W"ter snow does not fall in January, March through December.

Daylight

The month with the shortest days is December, with an average of 9.7h of daylight.

Sunshine

December has the least sunshine of the year in W"ter, Nevada, with an average of 7h of sunshine.

UV index

The month with the lowest UV index is December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 2 interpret into the following advice:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the coldest month in W"ter?

The coldest month is December, with an average high-temperature of 50.9°F (10.5°C) and an average low-temperature of 38.8°F (3.8°C).

What is the temperature in December in W"ter?

In W"ter, Nevada, in December, the average high-temperature is 50.9°F (10.5°C), and the average low-temperature is 38.8°F (3.8°C).

What is the average humidity in December in W"ter?

In December, the average relative humidity in W"ter, Nevada, is 46%.

How many days does it rain in December in W"ter?

In December, the rain falls for 3.9 days. Throughout December, 0.31" (8mm) of precipitation is accumulated.

When it does not snow in W"ter?

January, March through December are months without snowfall in W"ter.

What is the month with the shortest days in W"ter?

With an average of 9.7h of daylight, December has the shortest days of the year in W"ter, Nevada.

What is the average length of the day in December in W"ter?

In W"ter, Nevada, the average length of the day in December is 9.7h.

What is the month with the least sunshine in W"ter?

December has the least sunshine of the year in W"ter, with an average of 7h of sunshine.

How many hours of sunshine does W"ter have in December?

In W"ter, Nevada, the average sunshine in December is 7h.

When is the lowest UV index in W"ter?

With an average maximum UV index of 2, December is the month with the lowest UV index in W"ter, Nevada.

How high is the UV index in December in W"ter?

In W"ter, Nevada, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health risk from the exposure to the Sun's UV rays.

Average temperature in December
Winchester, NV

Average temperature in December - Winchester, NV
  • Average high temperature in December: 50.9°F

The warmest month (with the highest average high temperature) is July (98.4°F).
The month with the lowest average high temperature is December (50.9°F).

  • Average low temperature in December: 38.8°F

Months with the highest average low temperature are July and August (78.4°F).
The coldest month (with the lowest average low temperature) is December (38.8°F).

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Average pressure in December
Winchester, NV

Average pressure in December - Winchester, NV
  • Average pressure in December: 30.1"

The month with the highest atmospheric pressure is January (30.14").
The month with the lowest atmospheric pressure is June (29.76").

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Average wind speed in December
Winchester, NV

Average wind speed in December - Winchester, NV
  • Average wind speed in December: 5.7mph

The windiest month (with the highest average wind speed) is April (8.8mph).
The calmest month (with the lowest average wind speed) is January (5.4mph).

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Average humidity in December
Winchester, NV

Average humidity in December - Winchester, NV
  • Average humidity in December: 46%

The month with the highest relative humidity is January (47%).
The month with the lowest relative humidity is June (15%).

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Average rainfall in December
Winchester, NV

Average rainfall in December - Winchester, NV
  • Average rainfall in December: 0.31"

The wettest months (with the highest rainfall) are July and August (0.55").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days in December
Winchester, NV

Average rainfall days in December - Winchester, NV
  • Average rainfall days in December: 3.9 days

The month with the highest number of rainy days is July (6.1 days).
The month with the least rainy days is June (0.9 days).

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Average snowfall in December
Winchester, NV

Average snowfall in December - Winchester, NV
  • Average snowfall in December: 0"

The month with the highest snowfall is February (0.24").
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
Winchester, NV

Average snowfall days in December - Winchester, NV
  • Average snowfall days in December: 0 days

The month with the highest number of snowfall days is February (0.3 days).
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
Winchester, NV

Average daylight in December / Average sunshine in December - Winchester, NV
  • Average daylight in December: 9.7h

The month with the longest days is June (Average daylight: 14.6h).
The month with the shortest days is December (Average daylight: 9.7h).

  • Average sunshine in December: 7h

The month with the most sunshine is August (Average sunshine: 12.2h).
The month with the least sunshine is December (Average sunshine: 7h).

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Average sunshine days in December
Winchester, NV

Average sunshine days in December - Winchester, NV
  • Average sunshine days in December: 25.6 days

The month with the most sunshine days is June (27.6 days).
The month with the least sunshine days is July (18.7 days).

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Average UV index in December
Winchester, NV

Average UV index in December - Winchester, NV
  • Average UV index in December: 2

Months with the highest UV index are June, July and August (UV index 8).
The month with the lowest UV index is December (UV index 2).

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Average cloud cover in December
Winchester, NV

Average cloud cover in December - Winchester, NV
  • Average cloud cover in December: 19

Months with the most cloud cover are January and December (Cloud cover 19).
Months with the least cloud cover are June and August (Cloud cover 6).

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Average visibility in December
Winchester, NV

Average visibility in December - Winchester, NV
  • 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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