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 34°F (1.1°C) at the peak and 23.9°F (-4.5°C) at the low.Humidity
In Moses Lake, the average relative humidity in December is 82%.Rainfall
In Moses Lake, Washington, in December, during 9.9 rainfall days, 0.98" (25mm) of precipitation is typically accumulated. In Moses Lake, during the entire year, the rain falls for 103.1 days and collects up to 7.8" (198mm) of precipitation.Snowfall
Months with snowfall in Moses Lake, Washington, are January through April, September, November and December. December is the month with the most snowfall. Snow falls for 6.8 days and accumulates 2.6" (66mm) of snow.Daylight
December has the shortest days of the year, with an average of 8h and 36min of daylight.On the first day of the month, sunrise is at 7:23 am and sunset at 4:09 pm. On the last day of December, in Moses Lake, sunrise is at 7:43 am and sunset at 4:17 pm PST.
Sunshine
In Moses Lake, the average sunshine in December is 5h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Moses Lake. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.Note: In December, a daily UV index of 2 turns into the following recommendations:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Frequently asked questions
What month is the coldest in Moses Lake?
How cold is December in Moses Lake?
What is the average humidity in December in Moses Lake?
How much does it rain in Moses Lake in December?
What is the snowiest month in Moses Lake?
How many days does it snow in December in Moses Lake?
What is the month with the shortest days in Moses Lake?
How many hours of daylight does Moses Lake have in December?
When is the sunrise / sunset in December in Moses Lake?
How long on average sun shines in December in Moses Lake?
When is the lowest UV index in Moses Lake?
What is the UV index intensity in December in Moses Lake?
Average temperature in December
Moses Lake, WA
- Average high temperature in December: 34°F
The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is December (34°F).
- Average low temperature in December: 23.9°F
The month with the highest average low temperature is August (62.2°F).
The coldest month (with the lowest average low temperature) is December (23.9°F).
Average pressure in December
Moses Lake, WA
- Average pressure in December: 30.15"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is August (29.91"Hg).
Average wind speed in December
Moses Lake, WA
- Average wind speed in December: 5.5mph
The windiest month (with the highest average wind speed) is April (7.9mph).
The calmest months (with the lowest average wind speed) are January and December (5.5mph).
Average humidity in December
Moses Lake, WA
- Average humidity in December: 82%
The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are July and August (36%).
Average rainfall in December
Moses Lake, WA
- Average rainfall in December: 0.98"
The wettest month (with the highest rainfall) is January (1.02").
The driest month (with the least rainfall) is August (0.2").
Average rainfall days in December
Moses Lake, WA
- Average rainfall days in December: 9.9 days
The month with the highest number of rainy days is March (12.8 days).
The month with the least rainy days is July (3.8 days).
Average snowfall in December
Moses Lake, WA
- Average snowfall in December: 2.6"
The month with the highest snowfall is December (2.6").
The months with the least snowfall are May, June, July, August and October (0").
Average snowfall days in December
Moses Lake, WA
- Average snowfall days in December: 6.8 days
The month with the highest number of snowfall days is December (6.8 days).
The months with the least snowfall days are May, June, July, August and October (0 days).
Average daylight in December /
Average sunshine in December
Moses Lake, WA
- Average daylight in December: 8h and 4min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in December: 5h and 0min
The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in December
Moses Lake, WA
- Average sunshine days in December: 16.7 days
The month with the most sunshine days is July (25.8 days).
The month with the least sunshine days is March (14.2 days).
Average UV index in December
Moses Lake, WA
- Average UV index in December: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Moses Lake, WA
- Average cloud cover in December: 47
The month with the most cloud cover is January (Cloud cover 49).
The months with the least cloud cover are July and August (Cloud cover 11).
Average visibility in December
Moses Lake, WA
- Average visibility in December: 5mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and December (5mi).
Moses Lake, Washington, USA
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