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
In Pierce, the lowest average temperatures are observed in December, with a high of 34.2°F (1.2°C) and a low of 22.8°F (-5.1°C).Humidity
In December, the average relative humidity is 88%.Rainfall
In Pierce, in December, it is raining for 12.5 days, with typically 2.56" (65mm) of accumulated precipitation. In Pierce, during the entire year, the rain falls for 146.2 days and collects up to 21.65" (550mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. In Pierce, Idaho, in December, snow falls for 10.8 days, with typically accumulated 6.26" (159mm) of snow. In Pierce, during the entire year, snow falls for 37.7 days and aggregates up to 23.19" (589mm) of snow.Daylight
The month with the shortest days in Pierce is December, with an average of 8h and 42min of daylight.On the first day of December, sunrise is at 7:07 am and sunset at 3:57 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 4:06 pm PST.
Sunshine
The average sunshine in December is 4.4h.UV index
February, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Pierce. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum daily UV index of 1 during December morphs into the following directions:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Frequently asked questions
What month is the coldest in Pierce?
How cold is it in Pierce in December?
What is the average humidity in December in Pierce?
How many days does it rain in December in Pierce?
How much does it snow in Pierce in December?
What is the month with the shortest days in Pierce?
How many hours of daylight does Pierce have in December?
When are sunrise and sunset in December in Pierce?
How many hours of sunshine does Pierce have in December?
What are the months with the lowest UV index in Pierce?
What is the UV index reading in December in Pierce?
Average temperature in December
Pierce, ID
- Average high temperature in December: 34.2°F
The warmest month (with the highest average high temperature) is August (84.7°F).
The month with the lowest average high temperature is December (34.2°F).
- Average low temperature in December: 22.8°F
The month with the highest average low temperature is August (53.2°F).
The coldest month (with the lowest average low temperature) is December (22.8°F).
Average pressure in December
Pierce, ID
- Average pressure in December: 30.18"Hg
The month with the highest atmospheric pressure is January (30.2"Hg).
The months with the lowest atmospheric pressure are June and August (29.93"Hg).
Average wind speed in December
Pierce, ID
- Average wind speed in December: 3.9mph
The windiest month (with the highest average wind speed) is April (4.6mph).
The calmest month (with the lowest average wind speed) is September (3.7mph).
Average humidity in December
Pierce, ID
- Average humidity in December: 88%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (46%).
Average rainfall in December
Pierce, ID
- Average rainfall in December: 2.56"
The wettest months (with the highest rainfall) are January and March (2.8").
The driest month (with the least rainfall) is August (0.31").
Average rainfall days in December
Pierce, ID
- Average rainfall days in December: 12.5 days
The month with the highest number of rainy days is March (19 days).
The month with the least rainy days is August (4.4 days).
Average snowfall in December
Pierce, ID
- Average snowfall in December: 6.26"
The month with the highest snowfall is February (6.57").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Pierce, ID
- Average snowfall days in December: 10.8 days
The month with the highest number of snowfall days is December (10.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Pierce, ID
- Average daylight in December: 8h and 4min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in December
Pierce, ID
- Average sunshine days in December: 12.2 days
The month with the most sunshine days is July (24.7 days).
The month with the least sunshine days is February (8.4 days).
Average UV index in December
Pierce, ID
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are February, November and December (UV index 1).
Average cloud cover in December
Pierce, ID
- Average cloud cover in December: 55
The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 13).
Average visibility in December
Pierce, ID
- Average visibility in December: 4mi
The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February and December (4mi).
Pierce, Idaho, USA
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