December weather forecastPlomosa, AZ
December
Weather in December
December, the first month of the winter in Plomosa, is still a refreshing month, with an average temperature fluctuating between 61°F (16.1°C) and 47.3°F (8.5°C).Temperature
December is the coldest month, with the temperature often reaching an average high of 61°F (16.1°C) and an average low of 47.3°F (8.5°C).Humidity
The months with the highest humidity are January and December, with an average relative humidity of 40%.Rainfall
In Plomosa, in December, it is raining for 4.4 days, with typically 0.35" (9mm) of accumulated precipitation. Throughout the year, there are 47.8 rainfall days, and 5.24" (133mm) of precipitation is accumulated.Daylight
December has the shortest days of the year, with an average of 10h and 0min of daylight.On the first day of the month, sunrise is at 7:23 am and sunset at 5:28 pm. On the last day of December, sunrise is at 7:40 am and sunset at 5:38 pm MST.
Sunshine
December has the least sunshine of the year, with an average of 7h 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 exposure to the Sun's UV radiation for the ordinary person.Note: A maximum daily UV index of 3 during December morphs into the following directions:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Around midday, solar radiation is most harmful; hence, exposure should be limited. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Plomosa, AZ
- Average high temperature in December: 61°F
The warmest month (with the highest average high temperature) is July (103.1°F).
The month with the lowest average high temperature is December (61°F).
- Average low temperature in December: 47.3°F
The month with the highest average low temperature is August (85.6°F).
The coldest month (with the lowest average low temperature) is January (47.1°F).
Average pressure in December
Plomosa, 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 (29.74"Hg).
Average wind speed in December
Plomosa, AZ
- Average wind speed in December: 6mph
The windiest months (with the highest average wind speed) are April and May (8.8mph).
The calmest months (with the lowest average wind speed) are January, November and December (6mph).
Average humidity in December
Plomosa, AZ
- Average humidity in December: 40%
The months with the highest relative humidity are January and December (40%).
The month with the lowest relative humidity is June (17%).
Average rainfall in December
Plomosa, AZ
- Average rainfall in December: 0.35"
The wettest month (with the highest rainfall) is July (0.87").
The driest month (with the least rainfall) is May (0.08").
Average rainfall days in December
Plomosa, AZ
- Average rainfall days in December: 4.4 days
The month with the highest number of rainy days is July (8.1 days).
The month with the least rainy days is May (1.4 days).
Average daylight in December /
Average sunshine in December
Plomosa, AZ
- Average daylight in December: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- 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).
Average sunshine days in December
Plomosa, AZ
- Average sunshine days in December: 26.2 days
The month with the most sunshine days is May (29.3 days).
The month with the least sunshine days is August (19.5 days).
Average UV index in December
Plomosa, 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
Plomosa, AZ
- Average cloud cover in December: 18
The month with the most cloud cover is December (Cloud cover 18).
The month with the least cloud cover is June (Cloud cover 5).
Average visibility in December
Plomosa, 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).





