December weather forecastRobles Junction, AZ

December

Weather in December

December, the first month of the winter in Robles Junction, is still a comfortable month, with temperature in the range of an average high of 61.7°F (16.5°C) and an average low of 44.2°F (6.8°C).

Temperature

December brings the lowest temperatures, with an average high of 61.7°F (16.5°C) and an average low of 44.2°F (6.8°C).

Humidity

December is the most humid month, with an average relative humidity of 45%.

Rainfall

In Robles Junction, in December, during 6.3 rainfall days, 0.83" (21mm) of precipitation is typically accumulated. In Robles Junction, during the entire year, the rain falls for 77.7 days and collects up to 11.57" (294mm) of precipitation.

Snowfall

In Robles Junction, snow does not fall in February through December.

Daylight

The month with the shortest days is December, with an average of 10h and 6min of daylight.
On the first day of the month, sunrise is at 7:08 am and sunset at 5:20 pm. On the last day of December, in Robles Junction, Arizona, sunrise is at 7:25 am and sunset at 5:31 pm MST.

Sunshine

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

UV index

With an average maximum UV index of 3, December is the month with the lowest UV index in Robles Junction. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum high UV index of 3 in December translates into the following recommendations:
Undertake precautions - It is suggested to shield oneself from sunburn. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.

Updated: Feb 9, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Robles Junction, December is the month with the lowest recorded average temperatures, measuring a high of 61.7°F (16.5°C) and a low of 44.2°F (6.8°C).

The high-temperature, in December, in Robles Junction, is 61.7°F (16.5°C), while the low-temperature averages to 44.2°F (6.8°C). In September, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, is appraised at 91.4°F (33°C).

The most humid month is December, with an average relative humidity of 45%.

In Robles Junction, Arizona, the average relative humidity in December is 45%.

In Robles Junction, in December, it is raining for 6.3 days, with typically 0.83" (21mm) of accumulated precipitation.

In Robles Junction, snow does not fall in February through December.

In Robles Junction, Arizona, in December, it doesn't snow. In January, it regularly snows.

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

In December, the average day length in Robles Junction, Arizona, is 10h and 5min.

On the first day of December, sunrise is at 7:08 am and sunset at 5:20 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 5:31 pm MST.

December has the least sunshine of the year in Robles Junction, Arizona, with an average of 6.9h of sunshine.

In Robles Junction, the average sunshine duration in December is 6.9h.

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

In December, the average daily maximum UV index in Robles Junction is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

71.4°F

61.7°F

62.6°F

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

7.4mph

6.8mph

6.4mph

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

25.9

24.5

26.2

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Robles Junction, AZ

Average high temperature in December: 61.7°F

The warmest month (with the highest average high temperature) is June (97.2°F).
The month with the lowest average high temperature is December (61.7°F).

Average low temperature in December: 44.2°F

The month with the highest average low temperature is July (77.5°F).
The coldest months (with the lowest average low temperature) are January and December (44.2°F).

Average pressure in December
Robles Junction, AZ

Average pressure in December: 30.04"Hg

The month with the highest atmospheric pressure is January (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.81"Hg).

Average wind speed in December
Robles Junction, AZ

Average wind speed in December: 6.1mph

The windiest month (with the highest average wind speed) is May (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

Average humidity in December
Robles Junction, 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 (20%).

Average rainfall in December
Robles Junction, AZ

Average rainfall in December: 0.83"

The wettest month (with the highest rainfall) is August (2.64").
The driest months (with the least rainfall) are April and May (0.2").

Average rainfall days in December
Robles Junction, AZ

Average rainfall days in December: 6.3 days

The month with the highest number of rainy days is July (16.9 days).
The month with the least rainy days is May (2.3 days).

Average snowfall in December
Robles Junction, AZ

Average snowfall in December: 0"

The month with the highest snowfall is January (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in December
Robles Junction, AZ

Average snowfall days in December: 0 days

The month with the highest number of snowfall days is January (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).

Average daylight in December /
Average sunshine in December
Robles Junction, AZ

Average daylight in December: 10h and 6min

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 54min

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

Average sunshine days in December
Robles Junction, AZ

Average sunshine days in December: 24.5 days

The month with the most sunshine days is May (28.6 days).
The month with the least sunshine days is July (10.9 days).

Average UV index in December
Robles Junction, AZ

Average UV index in December: 3

The month with the highest UV index is June (UV index 8).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in December
Robles Junction, AZ

Average cloud cover in December: 20

The months with the most cloud cover are July and December (Cloud cover 20).
The month with the least cloud cover is June (Cloud cover 7).

Average visibility in December
Robles Junction, 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).