December weather forecast
Fallon, NV

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Weather in December

In December, winter sets in completely in Fallon, Nevada. As the temperature plunges to its lowest average for the year and snowfall sees a distinctive peak with 1.46" (37mm) accumulated over 3.4 days, the festive spirit comes alive. The city sparkles with holiday lights, adding to the magic of the snowy winter landscape. Despite the chill, the city brims with joy and celebration in the air, making this frosty month, with its characteristic holiday charm, a fitting end to the year.

Temperature

In Fallon, the month of December registers the lowest temperatures, averaging 41°F (5°C) at the peak and 28.2°F (-2.1°C) at the lowest.

Humidity

January and December, with an average relative humidity of 65%, are the most humid months in Fallon, Nevada.

Rainfall

In Fallon, in December, during 4.2 rainfall days, 0.35" (9mm) of precipitation is typically accumulated. In Fallon, during the entire year, the rain falls for 53.9 days and collects up to 4.06" (103mm) of precipitation.

Snowfall

Months with snowfall in Fallon, Nevada, are January through April, November and December. The month with the most snowfall is December, when snow falls for 3.4 days and typically aggregates up to 1.46" (37mm) of snow.

Daylight

December has the shortest days of the year in Fallon, with an average of 9h and 24min of daylight.
On the first day of December in Fallon, sunrise is at 6:57 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 4:41 pm PST.

Sunshine

December has the least sunshine of the year, with an average of 6.4h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum UV index of 2 in December translates into the following recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month in Fallon?

The coldest period in Fallon tends to be December, when average temperatures fluctuate between a high of 41°F (5°C) and a low of 28.2°F (-2.1°C).

How cold is December in Fallon?

The average high-temperature and low-temperature during December are 41°F (5°C) and 28.2°F (-2.1°C) respectively.

What is the most humid month in Fallon?

The months with the highest humidity are January and December, with an average relative humidity of 65%.

What is the average humidity in December in Fallon?

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

How much does it rain in Fallon in December?

In December, in Fallon, Nevada, the rain falls for 4.2 days. Throughout December, 0.35" (9mm) of precipitation is accumulated.

What is the snowiest month in Fallon?

December is the month with the most snowfall in Fallon. Snow falls for 3.4 days and accumulates 1.46" (37mm) of snow.

How much does it snow in Fallon in December?

In December, it is snowing for 3.4 days. Throughout December, 1.46" (37mm) of snow is accumulated.

What is the month with the shortest days in Fallon?

With an average of 9h and 24min of daylight, December has the shortest days of the year.

How many hours of daylight does Fallon have in December?

The average day length in December is 9h and 26min.

When are sunrise and sunset in December in Fallon?

In December, on the first day of the month, sunrise is at 6:57 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 4:41 pm PST.

What is the month with the least sunshine in Fallon?

The month with the least sunshine in Fallon, Nevada, is December, with an average of 6.4h of sunshine.

How long on average sun shines in December in Fallon?

The average sunshine duration in December in Fallon is 6.4h.

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

The months with the lowest UV index in Fallon are January, February, November and December, with an average maximum UV index of 2.

How high is the UV index in December in Fallon?

In Fallon, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation.
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
Fallon, NV

Average temperature in December - Fallon, NV
  • Average high temperature in December: 41°F

The warmest month (with the highest average high temperature) is July (92.1°F).
The month with the lowest average high temperature is December (41°F).

  • Average low temperature in December: 28.2°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is December (28.2°F).

Average pressure in December
Fallon, NV

Average pressure in December - Fallon, NV
  • Average pressure in December: 30.17"Hg

The month with the highest atmospheric pressure is January (30.2"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in December
Fallon, NV

Average wind speed in December - Fallon, NV
  • Average wind speed in December: 5mph

The windiest month (with the highest average wind speed) is April (7.9mph).
The calmest month (with the lowest average wind speed) is January (4.5mph).

Average humidity in December
Fallon, NV

Average humidity in December - Fallon, NV
  • Average humidity in December: 65%

The months with the highest relative humidity are January and December (65%).
The months with the lowest relative humidity are July and August (19%).

Average rainfall in December
Fallon, NV

Average rainfall in December - Fallon, NV
  • Average rainfall in December: 0.35"

The wettest month (with the highest rainfall) is May (0.63").
The driest month (with the least rainfall) is September (0.16").

Average rainfall days in December
Fallon, NV

Average rainfall days in December - Fallon, NV
  • Average rainfall days in December: 4.2 days

The month with the highest number of rainy days is May (7.7 days).
The month with the least rainy days is October (3 days).

Average snowfall in December
Fallon, NV

Average snowfall in December - Fallon, NV
  • Average snowfall in December: 1.46"

The month with the highest snowfall is December (1.46").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Fallon, NV

Average snowfall days in December - Fallon, NV
  • Average snowfall days in December: 3.4 days

The month with the highest number of snowfall days is December (3.4 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Fallon, NV
  • Average daylight in December: 9h and 2min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in December: 6h and 2min

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 24min).

Average sunshine days in December
Fallon, NV

Average sunshine days in December - Fallon, NV
  • Average sunshine days in December: 24 days

The month with the most sunshine days is October (27.2 days).
The month with the least sunshine days is April (21.6 days).

Average UV index in December
Fallon, NV

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

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 2).

Average cloud cover in December
Fallon, NV

Average cloud cover in December - Fallon, NV
  • Average cloud cover in December: 30

The month with the most cloud cover is December (Cloud cover 30).
The months with the least cloud cover are July and August (Cloud cover 8).

Average visibility in December
Fallon, NV

Average visibility in December - Fallon, 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).

Fallon, Nevada, USA

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