December weather forecast
Deming, WA

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Weather in December

The first month of the winter, December, is also a wintry month in Deming, Washington, with an average temperature ranging between min 31.6°F (-0.2°C) and max 39.6°F (4.2°C).

Temperature

The coldest temperatures occur during December, when averages reach a peak of 39.6°F (4.2°C) and a low of 31.6°F (-0.2°C).

Humidity

In December, the average relative humidity is 85%.

Rainfall

In Deming, in December, it is raining for 19.9 days, with typically 6.3" (160mm) of accumulated precipitation. Throughout the year, there are 194.7 rainfall days, and 48.66" (1236mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, November and December. In Deming, Washington, in December, during 2.5 snowfall days, 1.26" (32mm) of snow is typically accumulated. In Deming, during the entire year, snow falls for 12.8 days and aggregates up to 9.45" (240mm) of snow.

Daylight

With an average of 8h and 18min of daylight, December has the shortest days of the year.
On the first day of December in Deming, sunrise is at 7:41 am and sunset at 4:14 pm. On the last day of the month, sunrise is at 8:02 am and sunset at 4:22 pm PST.

Sunshine

In Deming, the average sunshine in December is 4.1h.

UV index

The months with the lowest UV index are January, February, October through December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: An average maximum UV index of 2 in December leads to these recommendations:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
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Frequently asked questions

What month is the coldest in Deming?

In Deming, December registers the lowest temperatures, averaging 39.6°F (4.2°C) at the peak and 31.6°F (-0.2°C) at the lowest.

How cold is it in Deming in December?

The high-temperature, in December, in Deming, records 39.6°F (4.2°C), while the low-temperature is 31.6°F (-0.2°C).

What is the average humidity in December in Deming?

The average relative humidity in December in Deming is 85%.

How many days does it rain in December in Deming?

In Deming, in December, during 19.9 rainfall days, 6.3" (160mm) of precipitation is typically accumulated.

How many days does it snow in December in Deming?

In Deming, Washington, during December, snow falls for 2.5 days and regularly aggregates up to 1.26" (32mm) of snow.

What is the month with the shortest days in Deming?

The month with the shortest days is December, with an average of 8h and 18min of daylight.

How many hours of daylight does Deming have in December?

In Deming, Washington, the average day length in December is 8h and 20min.

When are sunrise and sunset in December in Deming?

In December, on the first day of the month, sunrise is at 7:41 am and sunset at 4:14 pm. On the last day of the month, sunrise is at 8:02 am and sunset at 4:22 pm PST.

How long on average sun shines in December in Deming?

In Deming, the average sunshine duration in December is 4.1h.

When is the lowest UV index in Deming?

January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the UV index reading in December in Deming?

The average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health 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
Deming, WA

Average temperature in December - Deming, WA
  • Average high temperature in December: 39.6°F

The warmest month (with the highest average high temperature) is August (73.2°F).
The month with the lowest average high temperature is December (39.6°F).

  • Average low temperature in December: 31.6°F

The month with the highest average low temperature is August (51.3°F).
The coldest months (with the lowest average low temperature) are February and December (31.6°F).

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Average pressure in December
Deming, WA

Average pressure in December - Deming, WA
  • Average pressure in December: 30.08"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are March and August (30"Hg).

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Average wind speed in December
Deming, WA

Average wind speed in December - Deming, WA
  • Average wind speed in December: 4.7mph

The windiest month (with the highest average wind speed) is January (4.8mph).
The calmest month (with the lowest average wind speed) is August (3.2mph).

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Average humidity in December
Deming, WA

Average humidity in December - Deming, WA
  • Average humidity in December: 85%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is July (73%).

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Average rainfall in December
Deming, WA

Average rainfall in December - Deming, WA
  • Average rainfall in December: 6.3"

The wettest month (with the highest rainfall) is November (7.32").
The driest month (with the least rainfall) is July (1.02").

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Average rainfall days in December
Deming, WA

Average rainfall days in December - Deming, WA
  • Average rainfall days in December: 19.9 days

The month with the highest number of rainy days is March (21.6 days).
The month with the least rainy days is August (8.5 days).

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Average snowfall in December
Deming, WA

Average snowfall in December - Deming, WA
  • Average snowfall in December: 1.26"

The month with the highest snowfall is February (2.99").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Deming, WA

Average snowfall days in December - Deming, WA
  • Average snowfall days in December: 2.5 days

The month with the highest number of snowfall days is February (4.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
Deming, WA

Average daylight in December / Average sunshine in December - Deming, WA
  • Average daylight in December: 8h and 2min

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).

  • Average sunshine in December: 4h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

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Average sunshine days in December
Deming, WA

Average sunshine days in December - Deming, WA
  • Average sunshine days in December: 9.5 days

The months with the most sunshine days are July and August (20 days).
The month with the least sunshine days is March (7.8 days).

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Average UV index in December
Deming, WA

Average UV index in December - Deming, WA
  • Average UV index in December: 2

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, October, November and December (UV index 2).

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Average cloud cover in December
Deming, WA

Average cloud cover in December - Deming, WA
  • Average cloud cover in December: 58

The months with the most cloud cover are January, March and December (Cloud cover 58).
The months with the least cloud cover are July and August (Cloud cover 28).

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Average visibility in December
Deming, WA

Average visibility in December - Deming, WA
  • Average visibility in December: 5mi

The months with the highest visibility are July and August (6mi).
The month with the lowest visibility is January (4mi).

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Deming, Washington, USA

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