Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
Onset of December comes with a temperature decline, the average high falling from a chilly 45.7°F (7.6°C) in November to a cold 33.3°F (0.7°C). In West Jordan, the December nights cool down to an average low of 19.8°F (-6.8°C).Humidity
The average relative humidity in December is 79%.Rainfall
December is the month with the most rainfall in West Jordan, Utah. Rain falls for 11.6 days and accumulates 2.01" (51mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. In December, it is snowing for 12.3 days. Throughout December, 9.41" (239mm) of snow is accumulated. In West Jordan, during the entire year, snow falls for 53.6 days and aggregates up to 41.89" (1064mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 18min of daylight.On the first day of December in West Jordan, sunrise is at 7:32 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:51 am and sunset at 5:10 pm MST.
Sunshine
In December, the average sunshine is 5.7h.UV index
With an average maximum UV index of 1, December is the month with the lowest UV index. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum high daily UV index of 1 during December translates into the following directions:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Stay sun-safe with clothing that is both closely woven and worn loosely. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Frequently asked questions
How cold is it in West Jordan in December?
What is the average humidity in December in West Jordan?
What is the rainiest month in West Jordan?
How much does it rain in West Jordan in December?
How many days does it snow in December in West Jordan?
What is the month with the shortest days in West Jordan?
How many hours of daylight does West Jordan have in December?
When are sunrise and sunset in December in West Jordan?
How many hours of sunshine does West Jordan have in December?
When is the lowest UV index in West Jordan?
What is the UV index reading in December in West Jordan?
Average temperature in December
West Jordan, UT
- Average high temperature in December: 33.3°F
The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (32.7°F).
- Average low temperature in December: 19.8°F
The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).
Average pressure in December
West Jordan, UT
- Average pressure in December: 30.22"Hg
The month with the highest atmospheric pressure is January (30.27"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in December
West Jordan, UT
- Average wind speed in December: 5.6mph
The windiest months (with the highest average wind speed) are March and April (6.5mph).
The calmest month (with the lowest average wind speed) is January (5mph).
Average humidity in December
West Jordan, UT
- Average humidity in December: 79%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is July (36%).
Average rainfall in December
West Jordan, UT
- Average rainfall in December: 2.01"
The wettest month (with the highest rainfall) is December (2.01").
The driest month (with the least rainfall) is June (0.67").
Average rainfall days in December
West Jordan, UT
- Average rainfall days in December: 11.6 days
The month with the highest number of rainy days is April (14.1 days).
The month with the least rainy days is June (7.5 days).
Average snowfall in December
West Jordan, UT
- Average snowfall in December: 9.41"
The month with the highest snowfall is January (10.67").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
West Jordan, UT
- Average snowfall days in December: 12.3 days
The month with the highest number of snowfall days is January (12.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
West Jordan, UT
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 5h and 4min
The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 30min).
Average sunshine days in December
West Jordan, UT
- Average sunshine days in December: 14.5 days
The months with the most sunshine days are June and October (19.5 days).
The month with the least sunshine days is February (10.9 days).
Average UV index in December
West Jordan, UT
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
West Jordan, UT
- Average cloud cover in December: 39
The month with the most cloud cover is February (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 10).
Average visibility in December
West Jordan, UT
- Average visibility in December: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).
West Jordan, Utah, USA
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