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
The month of December sees the lowest average temperatures, reaching 42.6°F (5.9°C) at the peak and 32.7°F (0.4°C) at the low.Humidity
In Moulton, the average relative humidity in December is 85%.Rainfall
In December, the rain falls for 19 days. Throughout December, 5.94" (151mm) of precipitation is accumulated. In Moulton, Washington, during the entire year, the rain falls for 177.9 days and collects up to 40.67" (1033mm) of precipitation.Snowfall
January through March, November and December are months with snowfall in Moulton. In Moulton, in December, snow falls for 1.5 days, with typically accumulated 0.63" (16mm) of snow. In Moulton, during the entire year, snow falls for 9.8 days and aggregates up to 7.4" (188mm) of snow.Daylight
The month with the shortest days in Moulton is December, with an average of 8h and 42min of daylight.On the first day of December, sunrise is at 7:31 am and sunset at 4:26 pm. On the last day of the month, sunrise is at 7:50 am and sunset at 4:35 pm PST.
Sunshine
In Moulton, the average sunshine in December is 3.9h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the average person.Note: In December, a daily maximum UV index of 2 leads to the following instructions:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Frequently asked questions
What are the coldest months in Moulton?
How cold is December in Moulton?
What is the average humidity in December in Moulton?
How many days does it rain in December in Moulton?
How many days does it snow in December in Moulton?
What is the month with the shortest days in Moulton?
What is the average length of the day in December in Moulton?
What time are sunrise and sunset in December in Moulton?
How many hours of sunshine does Moulton have in December?
When is the lowest UV index in Moulton?
What is the UV index intensity in December in Moulton?
Average temperature in December
Moulton, WA
- Average high temperature in December: 42.6°F
The warmest month (with the highest average high temperature) is August (79.3°F).
The month with the lowest average high temperature is December (42.6°F).
- Average low temperature in December: 32.7°F
The month with the highest average low temperature is August (52°F).
The coldest month (with the lowest average low temperature) is December (32.7°F).
Average pressure in December
Moulton, WA
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is August (30"Hg).
Average wind speed in December
Moulton, WA
- Average wind speed in December: 5.7mph
The windiest month (with the highest average wind speed) is January (6.1mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).
Average humidity in December
Moulton, WA
- Average humidity in December: 85%
The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is August (67%).
Average rainfall in December
Moulton, WA
- Average rainfall in December: 5.94"
The wettest month (with the highest rainfall) is January (6.06").
The driest month (with the least rainfall) is July (0.35").
Average rainfall days in December
Moulton, WA
- Average rainfall days in December: 19 days
The month with the highest number of rainy days is March (20.3 days).
The month with the least rainy days is August (5.1 days).
Average snowfall in December
Moulton, WA
- Average snowfall in December: 0.63"
The month with the highest snowfall is February (2.76").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Moulton, WA
- Average snowfall days in December: 1.5 days
The month with the highest number of snowfall days is February (3.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Moulton, WA
- Average daylight in December: 8h and 4min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in December: 3h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 48min).
The months with the least sunshine are January and February (Average sunshine: 3h and 48min).
Average sunshine days in December
Moulton, WA
- Average sunshine days in December: 10.1 days
The month with the most sunshine days is July (24.1 days).
The month with the least sunshine days is February (8.2 days).
Average UV index in December
Moulton, WA
- Average UV index in December: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Moulton, WA
- Average cloud cover in December: 59
The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 26).
Average visibility in December
Moulton, WA
- Average visibility in December: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
Moulton, Washington, USA
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