December weather forecast
Achi, AZ

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Weather in December

The first month of the winter, December, is still a comfortable month in Achi, Arizona, with temperature in the range of an average high of 62.4°F (16.9°C) and an average low of 45.5°F (7.5°C).

Temperature

December, having an average high-temperature of 62.4°F (16.9°C) and an average low-temperature of 45.5°F (7.5°C), is the coldest month.

Humidity

With an average relative humidity of 44%, December is the most humid month in Achi, Arizona.

Rainfall

In Achi, Arizona, in December, it is raining for 4.2 days, with typically 0.51" (13mm) of accumulated precipitation. In Achi, during the entire year, the rain falls for 52.9 days and collects up to 6.46" (164mm) of precipitation.

Daylight

December has the shortest days of the year in Achi, with an average of 10h and 6min of daylight.
On the first day of the month, sunrise is at 7:12 am and sunset at 5:22 pm. On the last day of December, sunrise is at 7:29 am and sunset at 5:33 pm MST.

Sunshine

With an average of 6.9h of sunshine, December has the least sunshine of the year in Achi.

UV index

The month with the lowest UV index is December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily high UV index of 3 during December translates into the following recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Boost your sun resistance with garments that are densely woven yet spacious.
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Frequently asked questions

What time of the year is the coldest in Achi?

Achi witnesses the coldest weather in December, with temperatures averaging a high of 62.4°F (16.9°C) and a low of 45.5°F (7.5°C).

What are December temperatures in Achi?

An average high-temperature, in December, in Achi, is 62.4°F (16.9°C) and the average low-temperature is 45.5°F (7.5°C).

What is the most humid month in Achi?

The most humid month is December, with an average relative humidity of 44%.

What is the average humidity in December in Achi?

In Achi, Arizona, the average relative humidity in December is 44%.

How many days does it rain in December in Achi?

In Achi, during December, the rain falls for 4.2 days and regularly aggregates up to 0.51" (13mm) of precipitation.

What is the month with the shortest days in Achi?

With an average of 10h and 6min of daylight, December has the shortest days of the year in Achi, Arizona.

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

In December, the average day length in Achi, Arizona, is 10h and 4min.

When are sunrise and sunset in December in Achi?

On the first day of December, sunrise is at 7:12 am and sunset at 5:22 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:33 pm MST.

What is the month with the least sunshine in Achi?

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

How many hours of sunshine does Achi have in December?

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

When is the lowest UV index in Achi?

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

What is the UV index intensity in December in Achi?

In Achi, the average daily maximum UV index in December is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability 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
Achi, AZ

Average temperature in December - Achi, AZ
  • Average high temperature in December: 62.4°F

The warmest month (with the highest average high temperature) is June (97.3°F).
The month with the lowest average high temperature is December (62.4°F).

  • Average low temperature in December: 45.5°F

The month with the highest average low temperature is July (78.6°F).
The coldest month (with the lowest average low temperature) is December (45.5°F).

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Average pressure in December
Achi, AZ

Average pressure in December - Achi, AZ
  • Average pressure in December: 30.03"Hg

The month with the highest atmospheric pressure is January (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.78"Hg).

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Average wind speed in December
Achi, AZ

Average wind speed in December - Achi, AZ
  • Average wind speed in December: 6.5mph

The windiest month (with the highest average wind speed) is May (9.3mph).
The calmest month (with the lowest average wind speed) is January (6.3mph).

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Average humidity in December
Achi, AZ

Average humidity in December - Achi, AZ
  • Average humidity in December: 44%

The month with the highest relative humidity is December (44%).
The month with the lowest relative humidity is June (20%).

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Average rainfall in December
Achi, AZ

Average rainfall in December - Achi, AZ
  • Average rainfall in December: 0.51"

The wettest month (with the highest rainfall) is August (1.38").
The driest month (with the least rainfall) is May (0.04").

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Average rainfall days in December
Achi, AZ

Average rainfall days in December - Achi, AZ
  • Average rainfall days in December: 4.2 days

The month with the highest number of rainy days is July (11.5 days).
The month with the least rainy days is May (1 days).

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

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

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in December: 6h and 5min

The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 54min).

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Average sunshine days in December
Achi, AZ

Average sunshine days in December - Achi, AZ
  • Average sunshine days in December: 26.5 days

The month with the most sunshine days is May (29.8 days).
The month with the least sunshine days is August (17.2 days).

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Average UV index in December
Achi, AZ

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

The months with the highest UV index are 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
Achi, AZ

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

The month with the most cloud cover is December (Cloud cover 20).
The month with the least cloud cover is June (Cloud cover 6).

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Average visibility in December
Achi, AZ

Average visibility in December - Achi, 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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Achi, Arizona, USA

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