December weather forecast
Winchester, NV

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Weather in December

December, the first month of the winter in Winchester, is also a fresh month, with an average temperature ranging between max 50.9°F (10.5°C) and min 38.8°F (3.8°C).

Temperature

With average high and low temperatures of 50.9°F (10.5°C) and 38.8°F (3.8°C) respectively, December is Winchester's coldest month.

Humidity

The average relative humidity in December is 46%.

Rainfall

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

Snowfall

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

Daylight

December has the shortest days of the year, with an average of 9h and 42min of daylight.
On the first day of December, sunrise is at 6:33 am and sunset at 4:26 pm. On the last day of the month, sunrise is at 6:51 am and sunset at 4:36 pm PST.

Sunshine

The month with the least sunshine in Winchester is December, with an average of 7h of sunshine.

UV index

December is the month with the lowest UV index in Winchester, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the average person.
Note: In December, the UV index of 2 transforms into the following advice:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

December is the month when Winchester, Nevada, experiences its coldest temperatures, averaging a high of 50.9°F (10.5°C) and a low of 38.8°F (3.8°C).

What are December temperatures?

During December, Winchester experiences an average high-temperature of 50.9°F (10.5°C) and a low-temperature of 38.8°F (3.8°C).

What is the average humidity in December?

In Winchester, the average relative humidity in December is 46%.

How many days does it rain in December?

In Winchester, in December, during 3.9 rainfall days, 0.31" (8mm) of precipitation is typically accumulated.

When it does not snow?

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

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 42min of daylight.

What is the average length of the day in December?

In December, the average day length in Winchester is 9h and 45min.

When are sunrise and sunset in December in Winchester?

In December, on the first day of the month, sunrise is at 6:33 am and sunset at 4:26 pm. On the last day of the month, sunrise is at 6:51 am and sunset at 4:36 pm PST.

What is the month with the least sunshine?

The month with the least sunshine is December, with an average of 7h of sunshine.

How many hours of sunshine does Winchester have in December?

In Winchester, the average sunshine duration in December is 7h.

What is the month with the lowest UV index?

December is the month with the lowest UV index, with an average maximum UV index of 2.

How high is the UV index in December?

The average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation.
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
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

The 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).

Average pressure in December
Winchester, NV

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

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

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).

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%).

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").

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).

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

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).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).

Average daylight in December /
Average sunshine in December
Winchester, NV

Average daylight in December / Average sunshine in December - Winchester, NV
  • Average daylight in December: 9h and 4min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in December: 7h and 0min

The month with the most sunshine is August (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).

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).

Average UV index in December
Winchester, NV

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

The 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).

Average cloud cover in December
Winchester, NV

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

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

Average visibility in December
Winchester, NV

Average visibility in December - Winchester, NV
  • 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).

Winchester, Nevada, USA

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