December weather forecast
Achi, AZ

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Weather in December

December, the first month of the winter in Achi, is also an enjoyable month, with an average temperature varying between 62.4°F (16.9°C) and 45.5°F (7.5°C).

Temperature

December stands out as Achi's coldest month, with temperatures ranging between an average high of 62.4°F (16.9°C) and a low of 45.5°F (7.5°C).

Humidity

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

Rainfall

In Achi, during December, the rain falls for 4.2 days and regularly aggregates up to 0.51" (13mm) of precipitation. In Achi, during the entire year, the rain falls for 52.9 days and collects up to 6.46" (164mm) of precipitation.

Daylight

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

Sunshine

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

UV index

The month with the lowest UV index is December, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.
Note: The maximum UV index of 3 during December leads to these instructions:
Undertake precautions - Obligation exists to protect against skin and eye damage. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Updated: Aug 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

December, with average temperatures reaching a high of 62.4°F (16.9°C) and a low of 45.5°F (7.5°C), is the coldest month in Achi.

What is the usual temperature for Achi in December?

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

What is the most humid month?

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

What is the average humidity in December?

In December, the average relative humidity is 44%.

How many days does it rain in December?

In December, the rain falls for 4.2 days. Throughout December, 0.51" (13mm) of precipitation is accumulated.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 10h and 6min of daylight.

How many hours of daylight does Achi have in December?

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

What time are sunrise and sunset in December?

In December, on the first day of the month, 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?

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

How many hours of sunshine does Achi have in December?

In December, the average sunshine duration is 6.9h.

What is the month with the lowest UV index?

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

How high is the UV index in December?

In Achi, the average daily maximum UV index in December is 3. A UV Index reading of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.
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).

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).

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).

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%).

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").

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).

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).

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).

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).

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).

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).

Achi, Arizona, USA

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