December weather forecastEloy, AZ
December
Weather in December
As the year draws to a close, Eloy cools down significantly, creating an environment that seems quite contrary to a typical Arizona climate. With the shortest daylight and sunshine hours, a certain tranquility descends upon the city. The dropping temperatures re-clothe Eloy with a light chill, reminiscent of how the year began. Despite a moderate increase in average cloud coverage, December skies are crisper than ever. A weather pattern closes its yearly cycle, gearing up to rebirth afresh in the new year.Temperature
December stands out as Eloy's coldest month, with temperatures ranging between an average high of 63.1°F (17.3°C) and a low of 46.9°F (8.3°C).Humidity
The most humid month is December, with an average relative humidity of 45%.Rainfall
In Eloy, during December, the rain falls for 6.1 days and regularly aggregates up to 0.83" (21mm) of precipitation. Throughout the year, there are 55.1 rainfall days, and 6.93" (176mm) of precipitation is accumulated.Daylight
The month with the shortest days is December, with an average of 10h and 0min of daylight.On the first day of December, sunrise is at 7:11 am and sunset at 5:19 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 5:30 pm MST.
Sunshine
December has the least sunshine of the year in Eloy, 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 of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: In December, a regular UV index of 3 translates into these guidelines:
Preventative actions are necessary - Recommendations to ward off sunburn are given. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Eloy, AZ
- Average high temperature in December: 63.1°F
The warmest month (with the highest average high temperature) is June (101.7°F).
The month with the lowest average high temperature is December (63.1°F).
- Average low temperature in December: 46.9°F
The months with the highest average low temperature are July and August (82.8°F).
The coldest month (with the lowest average low temperature) is January (46.2°F).
Average pressure in December
Eloy, AZ
- Average pressure in December: 30.05"Hg
The month with the highest atmospheric pressure is January (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.81"Hg).
Average wind speed in December
Eloy, AZ
- Average wind speed in December: 5.1mph
The windiest month (with the highest average wind speed) is May (7.4mph).
The calmest month (with the lowest average wind speed) is December (5.1mph).
Average humidity in December
Eloy, AZ
- Average humidity in December: 45%
The month with the highest relative humidity is December (45%).
The month with the lowest relative humidity is June (17%).
Average rainfall in December
Eloy, AZ
- Average rainfall in December: 0.83"
The wettest months (with the highest rainfall) are July and August (0.87").
The driest month (with the least rainfall) is May (0.08").
Average rainfall days in December
Eloy, AZ
- Average rainfall days in December: 6.1 days
The month with the highest number of rainy days is July (9.8 days).
The month with the least rainy days is May (1.7 days).
Average daylight in December /
Average sunshine in December
Eloy, AZ
- Average daylight in December: 10h and 0min
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 0min).
- Average sunshine in December: 6h and 54min
The months with the most sunshine are June and August (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 54min).
Average sunshine days in December
Eloy, AZ
- Average sunshine days in December: 24.4 days
The month with the most sunshine days is May (29.3 days).
The month with the least sunshine days is July (17.4 days).
Average UV index in December
Eloy, 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).
Average cloud cover in December
Eloy, 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
Eloy, 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).





