December weather forecast
Rocky Point, AZ

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Weather in December

The first month of the winter, December, is also an enjoyable month in Rocky Point, Arizona, with an average temperature fluctuating between 47.7°F (8.7°C) and 63.1°F (17.3°C).

Temperature

December is the month when Rocky Point sees the lowest average temperatures, with a high of 63.1°F (17.3°C) and a low of 47.7°F (8.7°C).

Humidity

With an average relative humidity of 42%, December is the most humid month.

Rainfall

In Rocky Point, in December, it is raining for 5.4 days, with typically 0.63" (16mm) of accumulated precipitation. Throughout the year, there are 58 rainfall days, and 6.69" (170mm) of precipitation is accumulated.

Daylight

December has the shortest days of the year in Rocky Point, with an average of 10h and 6min of daylight.
On the first day of the month, sunrise is at 7:15 am and sunset at 5:25 pm. On the last day of December, sunrise is at 7:33 am and sunset at 5:36 pm MST.

Sunshine

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

UV index

The month with the lowest UV index in Rocky Point is December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: In December, the maximum UV index of 3 suggests this advice:
Take necessary precautions - Protection from skin and eye injury is mandatory. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
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Frequently asked questions

What month is the coldest in Rocky Point?

Rocky Point's coldest month, December, registers temperatures that range from a high of 63.1°F (17.3°C) to a low of 47.7°F (8.7°C).

What is the average December temperature in Rocky Point?

Rocky Point in December has an average high-temperature of 63.1°F (17.3°C) and an average low-temperature of 47.7°F (8.7°C).

What is the most humid month in Rocky Point?

The most humid month in Rocky Point, Arizona, is December, with an average relative humidity of 42%.

What is the average humidity in December in Rocky Point?

The average relative humidity in December is 42%.

How much does it rain in Rocky Point in December?

In December, in Rocky Point, Arizona, the rain falls for 5.4 days. Throughout December, 0.63" (16mm) of precipitation is accumulated.

What is the month with the shortest days in Rocky Point?

The month with the shortest days in Rocky Point is December, with an average of 10h and 6min of daylight.

What is the average length of the day in December in Rocky Point?

In December, the average day length in Rocky Point is 10h and 3min.

When is the sunrise / sunset in December in Rocky Point?

In December, on the first day of the month, sunrise is at 7:15 am and sunset at 5:25 pm. On the last day of the month, in Rocky Point, Arizona, sunrise is at 7:33 am and sunset at 5:36 pm MST.

What is the month with the least sunshine in Rocky Point?

December has the least sunshine of the year in Rocky Point, Arizona, with an average of 7h of sunshine.

How many hours of sunshine does Rocky Point have in December?

The average sunshine duration in December in Rocky Point, Arizona, is 7h.

What is the month with the lowest UV index in Rocky Point?

December is the month with the lowest UV index in Rocky Point, Arizona, with an average maximum UV index of 3.

What is the UV index reading in December in Rocky Point?

In Rocky Point, the average daily maximum UV index in December is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Rocky Point, AZ

Average temperature in December - Rocky Point, AZ
  • Average high temperature in December: 63.1°F

The warmest month (with the highest average high temperature) is July (102.4°F).
The month with the lowest average high temperature is December (63.1°F).

  • Average low temperature in December: 47.7°F

The month with the highest average low temperature is August (85.3°F).
The coldest month (with the lowest average low temperature) is December (47.7°F).

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Average pressure in December
Rocky Point, AZ

Average pressure in December - Rocky Point, AZ
  • Average pressure in December: 30.04"Hg

The month with the highest atmospheric pressure is January (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.76"Hg).

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Average wind speed in December
Rocky Point, AZ

Average wind speed in December - Rocky Point, AZ
  • Average wind speed in December: 5.3mph

The windiest months (with the highest average wind speed) are May and June (8.3mph).
The calmest months (with the lowest average wind speed) are January and December (5.3mph).

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Average humidity in December
Rocky Point, AZ

Average humidity in December - Rocky Point, AZ
  • Average humidity in December: 42%

The month with the highest relative humidity is December (42%).
The month with the lowest relative humidity is June (17%).

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Average rainfall in December
Rocky Point, AZ

Average rainfall in December - Rocky Point, AZ
  • Average rainfall in December: 0.63"

The wettest month (with the highest rainfall) is July (1.5").
The driest months (with the least rainfall) are April, May and June (0.08").

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Average rainfall days in December
Rocky Point, AZ

Average rainfall days in December - Rocky Point, AZ
  • Average rainfall days in December: 5.4 days

The month with the highest number of rainy days is July (12.9 days).
The month with the least rainy days is May (1.3 days).

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Average daylight in December /
Average sunshine in December
Rocky Point, AZ

Average daylight in December / Average sunshine in December - Rocky Point, AZ
  • Average daylight in December: 10h and 1min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in December: 7h and 0min

The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).

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Average sunshine days in December
Rocky Point, AZ

Average sunshine days in December - Rocky Point, AZ
  • Average sunshine days in December: 25 days

The month with the most sunshine days is May (29.2 days).
The month with the least sunshine days is July (13.4 days).

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Average UV index in December
Rocky Point, AZ

Average UV index in December - Rocky Point, AZ
  • Average UV index in December: 3

The months with the highest UV index are June, July and August (UV index 8).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in December
Rocky Point, AZ

Average cloud cover in December - Rocky Point, AZ
  • Average cloud cover in December: 19

The month with the most cloud cover is December (Cloud cover 19).
The month with the least cloud cover is June (Cloud cover 5).

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Average visibility in December
Rocky Point, AZ

Average visibility in December - Rocky Point, 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).

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Rocky Point, Arizona, USA

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