December weather forecast and climate
Tully, AZ

Weather in December

December, the first month of the winter, in Tully, is also a moderate month, with temperature in the range of an average low of 38.5°F (3.6°C) and an average high of 57.7°F (14.3°C).

Temperature

December is the coldest month, with an average high-temperature of 57.7°F (14.3°C) and an average low-temperature of 38.5°F (3.6°C).

Humidity

The most humid month in Tully is December, with an average relative humidity of 48%.

Rainfall

In Tully, Arizona, during December, the rain falls for 5.9 days and regularly aggregates up to 0.63" (16mm) of precipitation. Throughout the year, there are 76.9 rainfall days, and 10.28" (261mm) of precipitation is accumulated.

Snowfall

January, February and December are months with snowfall in Tully. December is the first month it typically snows in Tully. Throughout December, in the average 0.4 snowfall days, it receives 0.51" (13mm) of snow. In Tully, during the entire year, snow falls for 1.4 days, and aggregates up to 1.69" (43mm) of snow.

Daylight

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

Sunshine

December has the least sunshine of the year in Tully, with an average of 6.9h of sunshine.

UV index

Months with the lowest UV index in Tully are January, November and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from the exposure to the Sun's UV radiation for average individuals.
Note: The daily maximum UV index of 3 interpret into the following advice:
Take precautions - Protection against sun damage is advised. 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. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the coldest month in Tully?

The coldest month in Tully, Arizona, is December, with an average high-temperature of 57.7°F (14.3°C) and an average low-temperature of 38.5°F (3.6°C).

What is the most humid month in Tully?

December is the most humid month in Tully, with an average relative humidity of 48%.

What is the average humidity in December in Tully?

In December, the average relative humidity is 48%.

How many days does it rain in December in Tully?

In Tully, Arizona, during December, the rain falls for 5.9 days and regularly aggregates up to 0.63" (16mm) of precipitation.

When does it start snowing in Tully?

December is the first month it typically snows in Tully, Arizona. Throughout December, in the average 0.4 snowfall days, it receives 0.51" (13mm) of snow.

What is the month with the shortest days in Tully?

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

What is the average length of the day in December in Tully?

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

What is the month with the least sunshine in Tully?

The month with the least sunshine in Tully is December, with an average of 6.9h of sunshine.

How long on average sun shines in December in Tully?

In Tully, Arizona, the average sunshine in December is 6.9h.

When is the lowest UV index in Tully?

January, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Tully.

What is the UV index intensity in December in Tully?

In December, the average daily maximum UV index in Tully is 3. A UV Index of 3 to 5 symbolizes a medium health risk from the exposure to the Sun's UV radiation.

Average temperature in December
Tully, AZ

Average temperature in December - Tully, AZ
  • Average high temperature in December: 57.7°F

The warmest month (with the highest average high temperature) is June (92.8°F).
The month with the lowest average high temperature is December (57.7°F).

  • Average low temperature in December: 38.5°F

The month with the highest average low temperature is July (71.8°F).
The coldest months (with the lowest average low temperature) are January and December (38.5°F).

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Average pressure in December
Tully, AZ

Average pressure in December - Tully, 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
Tully, AZ

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

The windiest month (with the highest average wind speed) is April (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

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Average humidity in December
Tully, AZ

Average humidity in December - Tully, AZ
  • Average humidity in December: 48%

The month with the highest relative humidity is December (48%).
The month with the lowest relative humidity is June (21%).

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Average rainfall in December
Tully, AZ

Average rainfall in December - Tully, AZ
  • Average rainfall in December: 0.63"

The wettest month (with the highest rainfall) is August (2.48").
The driest months (with the least rainfall) are April and May (0.12").

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Average rainfall days in December
Tully, AZ

Average rainfall days in December - Tully, AZ
  • Average rainfall days in December: 5.9 days

The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is May (2.1 days).

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Average snowfall in December
Tully, AZ

Average snowfall in December - Tully, AZ
  • Average snowfall in December: 0.51"

The month with the highest snowfall is February (0.79").
Months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

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Average snowfall days in December
Tully, AZ

Average snowfall days in December - Tully, AZ
  • Average snowfall days in December: 0.4 days

Months with the highest number of snowfall days are January and February (0.5 days).
Months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

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

Average daylight in December / Average sunshine in December - Tully, 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: 6.9h

The month with the most sunshine is August (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 6.9h).

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Average sunshine days in December
Tully, AZ

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

The month with the most sunshine days is May (28.4 days).
The month with the least sunshine days is July (9.4 days).

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Average UV index in December
Tully, AZ

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

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

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Average cloud cover in December
Tully, AZ

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

Months with the most cloud cover are July and December (Cloud cover 20).
The month with the least cloud cover is May (Cloud cover 7).

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Average visibility in December
Tully, AZ

Average visibility in December - Tully, 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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