December weather forecast
Dayton, NV

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Weather in December

December, the first month of the winter in Dayton, is also a wintry month, with temperature in the range of an average high of 38.8°F (3.8°C) and an average low of 23.9°F (-4.5°C).

Temperature

The coldest period is December, when temperatures fluctuate between an average high of 38.8°F (3.8°C) and a low of 23.9°F (-4.5°C).

Humidity

January and December, with an average relative humidity of 71%, are the most humid months.

Rainfall

In Dayton, in December, it is raining for 9.5 days, with typically 1.22" (31mm) of accumulated precipitation. In Dayton, during the entire year, the rain falls for 82 days and collects up to 9.65" (245mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In December, it is snowing for 8.5 days. Throughout December, 4.25" (108mm) of snow is accumulated. In Dayton, during the entire year, snow falls for 34.2 days and aggregates up to 21.69" (551mm) of snow.

Daylight

With an average of 9h and 30min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 6:59 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 4:45 pm PST.

Sunshine

December has the least sunshine of the year, with an average of 6.2h of sunshine.

UV index

December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum UV index of 1 during December leads to these instructions:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.

Frequently asked questions

What part of the year is the coldest?

December, recording an average high temperature of 38.8°F (3.8°C) and a low temperature of 23.9°F (-4.5°C), is Dayton's coldest month.

How cold does it get in December?

The average high-temperature, in December, in Dayton, is 38.8°F (3.8°C), while the average low-temperature is 23.9°F (-4.5°C).

What is the most humid month?

January and December, with an average relative humidity of 71%, are most humid months in Dayton.

What is the average humidity in December?

In Dayton, the average relative humidity in December is 71%.

How much does it rain in December?

In Dayton, in December, during 9.5 rainfall days, 1.22" (31mm) of precipitation is typically accumulated.

How much does it snow in December?

In Dayton, in December, during 8.5 snowfall days, 4.25" (108mm) of snow is typically accumulated.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 30min of daylight.

What is the average length of the day in December?

The average day length in December is 9h and 28min.

What time are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 6:59 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 4:45 pm PST.

What is the month with the least sunshine?

December has the least sunshine of the year, with an average of 6.2h of sunshine.

How long on average sun shines in December in Dayton?

In Dayton, the average sunshine duration in December is 6.2h.

When is the lowest UV index in Dayton?

With an average maximum UV index of 1, December is the month with the lowest UV index.

What is the UV index intensity in December?

The average daily maximum UV index in December is 1. A UV Index value of 2, and less, symbolizes a low health threat from unprotected exposure to 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
Dayton, NV

Average temperature in December - Dayton, NV
  • Average high temperature in December: 38.8°F

The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is December (38.8°F).

  • Average low temperature in December: 23.9°F

The month with the highest average low temperature is July (57.2°F).
The coldest month (with the lowest average low temperature) is December (23.9°F).

Average pressure in December
Dayton, NV

Average pressure in December - Dayton, NV
  • Average pressure in December: 30.16"Hg

The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in December
Dayton, NV

Average wind speed in December - Dayton, NV
  • Average wind speed in December: 5.1mph

The windiest month (with the highest average wind speed) is April (7.3mph).
The calmest month (with the lowest average wind speed) is January (4.8mph).

Average humidity in December
Dayton, NV

Average humidity in December - Dayton, NV
  • Average humidity in December: 71%

The months with the highest relative humidity are January and December (71%).
The months with the lowest relative humidity are July and August (28%).

Average rainfall in December
Dayton, NV

Average rainfall in December - Dayton, NV
  • Average rainfall in December: 1.22"

The wettest month (with the highest rainfall) is February (1.46").
The driest months (with the least rainfall) are July, August and September (0.24").

Average rainfall days in December
Dayton, NV

Average rainfall days in December - Dayton, NV
  • Average rainfall days in December: 9.5 days

The month with the highest number of rainy days is March (11.4 days).
The month with the least rainy days is August (3.3 days).

Average snowfall in December
Dayton, NV

Average snowfall in December - Dayton, NV
  • Average snowfall in December: 4.25"

The month with the highest snowfall is February (5.47").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Dayton, NV

Average snowfall days in December - Dayton, NV
  • Average snowfall days in December: 8.5 days

The month with the highest number of snowfall days is December (8.5 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in December / Average sunshine in December - Dayton, NV
  • Average daylight in December: 9h and 3min

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 30min).

  • Average sunshine in December: 6h and 1min

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 12min).

Average sunshine days in December
Dayton, NV

Average sunshine days in December - Dayton, NV
  • Average sunshine days in December: 17.1 days

The month with the most sunshine days is October (25.7 days).
The month with the least sunshine days is March (15.8 days).

Average UV index in December
Dayton, NV

Average UV index in December - Dayton, NV
  • Average UV index in December: 1

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in December
Dayton, NV

Average cloud cover in December - Dayton, NV
  • Average cloud cover in December: 31

The month with the most cloud cover is December (Cloud cover 31).
The months with the least cloud cover are July and August (Cloud cover 7).

Average visibility in December
Dayton, NV

Average visibility in December - Dayton, 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).

Dayton, Nevada, USA

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