December weather forecast and climate
Lowell, AZ

Weather in December

The first month of the winter, December, is still a mild month in Lowell, Arizona, with average temperature ranging between max 56.1°F (13.4°C) and min 37.2°F (2.9°C).

Temperature

The coldest month is December, with an average high-temperature of 56.1°F (13.4°C) and an average low-temperature of 37.2°F (2.9°C).

Humidity

December is the most humid month, with an average relative humidity of 49%.

Rainfall

In Lowell, it is raining for 5.1 days, with typically 0.55" (14mm) of accumulated precipitation. Throughout the year, in Lowell, there are 82 rainfall days, and 11.85" (301mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through March, November and December. The month with the most snowfall in Lowell is December when snow falls for 1.2 days and typically aggregates up to 1.3" (33mm) of snow.

Daylight

December has the shortest days of the year in Lowell, with an average of 10.1h of daylight.

Sunshine

With an average of 7h of sunshine, December has the least sunshine of the year in Lowell.

UV index

Months with the lowest UV index in Lowell are January, February, November and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to the UV radiation for the average person.
Note: The average daily UV index of 3 transform into the following instructions:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the coldest month in Lowell?

December is the coldest month, with an average high-temperature of 56.1°F (13.4°C) and an average low-temperature of 37.2°F (2.9°C).

What is the temperature in December in Lowell?

In Lowell, in December, the average high-temperature is 56.1°F (13.4°C), and the average low-temperature is 37.2°F (2.9°C).

What is the most humid month in Lowell?

December is the most humid month in Lowell, Arizona, with an average relative humidity of 49%.

What is the average humidity in December in Lowell?

The average relative humidity in December in Lowell, Arizona, is 49%.

How much does it rain in Lowell in December?

In Lowell, Arizona, in December, it is raining for 5.1 days, with typically 0.55" (14mm) of accumulated precipitation.

How much does it snow in Lowell in December?

In Lowell, during December, snow falls for 1.2 days and regularly aggregates up to 1.3" (33mm) of snow.

What is the snowiest month in Lowell?

December is the month with the most snowfall in Lowell, Arizona. Snow falls for 1.2 days and accumulates 1.3" (33mm) of snow.

What is the month with the shortest days in Lowell?

With an average of 10.1h of daylight, December has the shortest days of the year in Lowell, Arizona.

How many hours of daylight does Lowell have in December?

In Lowell, Arizona, the average length of the day in December is 10.1h.

What is the month with the least sunshine in Lowell?

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

How long on average sun shines in December in Lowell?

In Lowell, the average sunshine in December is 7h.

What is the month with the lowest UV index in Lowell?

Months with the lowest UV index in Lowell, Arizona, are January, February, November and December, with an average maximum UV index of 3.

How high is the UV index in December in Lowell?

The average daily maximum UV index in December is 3. A UV Index estimate of 3 to 5 represents a medium health risk from the exposure to the Sun's UV radiation.

Average temperature in December
Lowell, AZ

Average temperature in December - Lowell, AZ
  • Average high temperature in December: 56.1°F

The warmest month (with the highest average high temperature) is June (91°F).
The month with the lowest average high temperature is December (56.1°F).

  • Average low temperature in December: 37.2°F

The month with the highest average low temperature is July (70.9°F).
The coldest month (with the lowest average low temperature) is December (37.2°F).

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Average pressure in December
Lowell, AZ

Average pressure in December - Lowell, AZ
  • Average pressure in December: 30.05"

The month with the highest atmospheric pressure is January (30.08").
The month with the lowest atmospheric pressure is June (29.85").

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Average wind speed in December
Lowell, AZ

Average wind speed in December - Lowell, AZ
  • Average wind speed in December: 6.3mph

The windiest month (with the highest average wind speed) is April (9.6mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

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Average humidity in December
Lowell, AZ

Average humidity in December - Lowell, AZ
  • Average humidity in December: 49%

The month with the highest relative humidity is December (49%).
The month with the lowest relative humidity is May (22%).

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Average rainfall in December
Lowell, AZ

Average rainfall in December - Lowell, AZ
  • Average rainfall in December: 0.55"

The wettest month (with the highest rainfall) is July (3.23").
The driest months (with the least rainfall) are April and May (0.08").

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Average rainfall days in December
Lowell, AZ

Average rainfall days in December - Lowell, AZ
  • Average rainfall days in December: 5.1 days

The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is May (2 days).

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Average snowfall in December
Lowell, AZ

Average snowfall in December - Lowell, AZ
  • Average snowfall in December: 1.3"

The month with the highest snowfall is December (1.3").
Months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in December
Lowell, AZ

Average snowfall days in December - Lowell, AZ
  • Average snowfall days in December: 1.2 days

The month with the highest number of snowfall days is December (1.2 days).
Months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
Lowell, AZ

Average daylight in December / Average sunshine in December - Lowell, AZ
  • Average daylight in December: 10.1h

The month with the longest days is June (Average daylight: 14.2h).
The month with the shortest days is December (Average daylight: 10.1h).

  • Average sunshine in December: 7h

The month with the most sunshine is August (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 7h).

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Average sunshine days in December
Lowell, AZ

Average sunshine days in December - Lowell, AZ
  • Average sunshine days in December: 24.4 days

The month with the most sunshine days is May (28.6 days).
The month with the least sunshine days is July (7.8 days).

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Average UV index in December
Lowell, AZ

Average UV index in December - Lowell, AZ
  • Average UV index in December: 3

Months with the highest UV index are June and July (UV index 7).
Months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in December
Lowell, AZ

Average cloud cover in December - Lowell, AZ
  • Average cloud cover in December: 20

The month with the most cloud cover is July (Cloud cover 22).
The month with the least cloud cover is May (Cloud cover 7).

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Average visibility in December
Lowell, AZ

Average visibility in December - Lowell, AZ
  • Average visibility in December: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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