December weather forecast
Lake Montezuma, AZ

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Weather in December

The first month of the winter, December, is still a cool month in Lake Montezuma, Arizona, with an average temperature varying between 50.9°F (10.5°C) and 32.2°F (0.1°C).

Temperature

Lake Montezuma notes the coldest temperatures in December, with a high average of 50.9°F (10.5°C) and a low of 32.2°F (0.1°C).

Humidity

December is the most humid month, with an average relative humidity of 57%.

Rainfall

In Lake Montezuma, in December, during 7.2 rainfall days, 1.14" (29mm) of precipitation is typically accumulated. In Lake Montezuma, Arizona, during the entire year, the rain falls for 82.6 days and collects up to 11.69" (297mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. In Lake Montezuma, during December, snow falls for 1.2 days and regularly aggregates up to 0.91" (23mm) of snow. Throughout the year, there are 3.9 snowfall days, and 3.98" (101mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Lake Montezuma, with an average of 9h and 54min of daylight.
On the first day of December, sunrise is at 7:16 am and sunset at 5:16 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 5:26 pm MST.

Sunshine

The month with the least sunshine is December, with an average of 6.8h of sunshine.

UV index

The month with the lowest UV index in Lake Montezuma is December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: In December, a daily maximum UV index of 2 leads to the following instructions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Opt for tightly woven and loose clothing to enhance protection from the Sun. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.

Frequently asked questions

What are the coldest months in Lake Montezuma?

December, with its average high-temperature of 50.9°F (10.5°C) and an average low-temperature of 32.2°F (0.1°C), holds the record as the coldest month in Lake Montezuma.

What is the usual temperature for Lake Montezuma in December?

The high-temperature, in December, in Lake Montezuma, is 50.9°F (10.5°C), while the low-temperature averages to 32.2°F (0.1°C). In September, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 80.6°F (27°C).

What is the most humid month in Lake Montezuma?

The most humid month in Lake Montezuma, Arizona, is December, with an average relative humidity of 57%.

What is the average humidity in December in Lake Montezuma?

The average relative humidity in December is 57%.

How many days does it rain in December in Lake Montezuma?

In Lake Montezuma, during December, the rain falls for 7.2 days and regularly aggregates up to 1.14" (29mm) of precipitation.

How many days does it snow in December in Lake Montezuma?

In Lake Montezuma, Arizona, during December, snow falls for 1.2 days and regularly aggregates up to 0.91" (23mm) of snow.

What is the month with the shortest days in Lake Montezuma?

The month with the shortest days in Lake Montezuma is December, with an average of 9h and 54min of daylight.

What is the average length of the day in December in Lake Montezuma?

In Lake Montezuma, Arizona, the average day length in December is 9h and 53min.

When is the sunrise / sunset in December in Lake Montezuma?

In December, on the first day of the month, sunrise is at 7:16 am and sunset at 5:16 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 5:26 pm MST.

What is the month with the least sunshine in Lake Montezuma?

The month with the least sunshine in Lake Montezuma is December, with an average of 6.8h of sunshine.

How long on average sun shines in December in Lake Montezuma?

In December, the average sunshine duration in Lake Montezuma is 6.8h.

When is the lowest UV index in Lake Montezuma?

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

What is the UV index reading in December in Lake Montezuma?

In December, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to Sun's UV rays.
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
Lake Montezuma, AZ

Average temperature in December - Lake Montezuma, AZ
  • Average high temperature in December: 50.9°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is December (50.9°F).

  • Average low temperature in December: 32.2°F

The month with the highest average low temperature is August (65.8°F).
The coldest month (with the lowest average low temperature) is December (32.2°F).

Average pressure in December
Lake Montezuma, AZ

Average pressure in December - Lake Montezuma, AZ
  • Average pressure in December: 30.09"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

Average wind speed in December
Lake Montezuma, AZ

Average wind speed in December - Lake Montezuma, AZ
  • Average wind speed in December: 5.4mph

The windiest months (with the highest average wind speed) are April and May (7mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

Average humidity in December
Lake Montezuma, AZ

Average humidity in December - Lake Montezuma, AZ
  • Average humidity in December: 57%

The month with the highest relative humidity is December (57%).
The month with the lowest relative humidity is June (23%).

Average rainfall in December
Lake Montezuma, AZ

Average rainfall in December - Lake Montezuma, AZ
  • Average rainfall in December: 1.14"

The wettest month (with the highest rainfall) is July (1.85").
The driest month (with the least rainfall) is June (0.16").

Average rainfall days in December
Lake Montezuma, AZ

Average rainfall days in December - Lake Montezuma, AZ
  • Average rainfall days in December: 7.2 days

The month with the highest number of rainy days is July (14.9 days).
The month with the least rainy days is June (2.3 days).

Average snowfall in December
Lake Montezuma, AZ

Average snowfall in December - Lake Montezuma, AZ
  • Average snowfall in December: 0.91"

The month with the highest snowfall is February (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Lake Montezuma, AZ

Average snowfall days in December - Lake Montezuma, AZ
  • Average snowfall days in December: 1.2 days

The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Lake Montezuma, AZ

Average daylight in December / Average sunshine in December - Lake Montezuma, AZ
  • Average daylight in December: 9h and 5min

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

  • Average sunshine in December: 6h and 5min

The months with the most sunshine are June and August (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).

Average sunshine days in December
Lake Montezuma, AZ

Average sunshine days in December - Lake Montezuma, AZ
  • Average sunshine days in December: 22.9 days

The month with the most sunshine days is May (26.2 days).
The month with the least sunshine days is July (10.4 days).

Average UV index in December
Lake Montezuma, AZ

Average UV index in December - Lake Montezuma, AZ
  • Average UV index in December: 2

The month with the highest UV index is June (UV index 7).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in December
Lake Montezuma, AZ

Average cloud cover in December - Lake Montezuma, AZ
  • Average cloud cover in December: 23

The month with the most cloud cover is December (Cloud cover 23).
The month with the least cloud cover is June (Cloud cover 6).

Average visibility in December
Lake Montezuma, AZ

Average visibility in December - Lake Montezuma, AZ
  • 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).

Lake Montezuma, Arizona, USA

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