December weather forecastOatman, AZ
December
Weather in December
The first month of the winter, December, is still a mild month in Oatman, Arizona, with an average temperature ranging between min 43.5°F (6.4°C) and max 56.3°F (13.5°C).Temperature
Oatman's December weather, marked by an average high temperature of 56.3°F (13.5°C) and an average low temperature of 43.5°F (6.4°C), is the coldest in the year.Humidity
In December, the average relative humidity is 41%.Rainfall
December is the month with the most rainfall in Oatman. Rain falls for 5.5 days and accumulates 0.67" (17mm) of precipitation.Snowfall
The only month with snowfall is December. The month with the most snowfall days in Oatman is December, when snow falls for 0.1 days.Daylight
The month with the shortest days is December, with an average of 9h and 48min of daylight.On the first day of December in Oatman, sunrise is at 7:27 am and sunset at 5:25 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 5:36 pm MST.
Sunshine
With an average of 7h of sunshine, December has the least sunshine of the year in Oatman, Arizona.UV index
With an average maximum UV index of 3, December is the month with the lowest UV index in Oatman. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: A typical high UV index of 3 in December suggests the following recommendations:
Ensure safety - Recommendations to avert sunburn are presented. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Oatman, AZ
- Average high temperature in December: 56.3°F
The warmest month (with the highest average high temperature) is July (100.8°F).
The month with the lowest average high temperature is December (56.3°F).
- Average low temperature in December: 43.5°F
The month with the highest average low temperature is August (81.5°F).
The coldest month (with the lowest average low temperature) is December (43.5°F).
Average pressure in December
Oatman, AZ
- Average pressure in December: 30.08"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.76"Hg).
Average wind speed in December
Oatman, AZ
- Average wind speed in December: 9.4mph
The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is September (7.6mph).
Average humidity in December
Oatman, AZ
- Average humidity in December: 41%
The month with the highest relative humidity is January (42%).
The month with the lowest relative humidity is June (14%).
Average rainfall in December
Oatman, AZ
- Average rainfall in December: 0.67"
The wettest month (with the highest rainfall) is December (0.67").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in December
Oatman, AZ
- Average rainfall days in December: 5.5 days
The month with the highest number of rainy days is July (5.9 days).
The month with the least rainy days is June (1.1 days).
Average snowfall days in December
Oatman, AZ
- Average snowfall days in December: 0.1 days
The month with the highest number of snowfall days is December (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Oatman, AZ
- Average daylight in December: 9h and 48min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in December: 7h and 0min
The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).
Average sunshine days in December
Oatman, AZ
- Average sunshine days in December: 24.5 days
The month with the most sunshine days is June (28.3 days).
The month with the least sunshine days is July (20.3 days).
Average UV index in December
Oatman, 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
Oatman, 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).
Average visibility in December
Oatman, 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).





