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 Lacamas, December is the month with the lowest recorded average temperatures, measuring a high of 41.9°F (5.5°C) and a low of 31.8°F (-0.1°C).Humidity
In December, the average relative humidity in Lacamas, Washington, is 87%.Rainfall
In Lacamas, in December, during 15 rainfall days, 2.52" (64mm) of precipitation is typically accumulated. Throughout the year, in Lacamas, there are 149 rainfall days, and 19.37" (492mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In December, in Lacamas, it is snowing for 1.2 days. Throughout December, 0.43" (11mm) of snow is accumulated. In Lacamas, during the entire year, snow falls for 10.2 days and aggregates up to 5.91" (150mm) of snow.Daylight
The month with the shortest days in Lacamas, Washington, is December, with an average of 8h and 36min of daylight.On the first day of the month, sunrise is at 7:34 am and sunset at 4:24 pm. On the last day of December, sunrise is at 7:54 am and sunset at 4:33 pm PST.
Sunshine
The months with the least sunshine are January, February and December, with an average of 3.7h of sunshine.UV index
In Lacamas, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.Note: An average UV index of 2 in December transforms into this advice:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Frequently asked questions
What part of the year is the coldest in Lacamas?
Is December cold in Lacamas?
What is the average humidity in December in Lacamas?
How much does it rain in Lacamas in December?
How much does it snow in Lacamas in December?
What is the month with the shortest days in Lacamas?
How many hours of daylight does Lacamas have in December?
When is the sunrise / sunset in December in Lacamas?
What are the months with the least sunshine in Lacamas?
How long on average sun shines in December in Lacamas?
What is the UV index reading in December in Lacamas?
Average temperature in December
Lacamas, WA
- Average high temperature in December: 41.9°F
The warmest month (with the highest average high temperature) is August (76.5°F).
The month with the lowest average high temperature is December (41.9°F).
- Average low temperature in December: 31.8°F
The month with the highest average low temperature is August (47.8°F).
The coldest month (with the lowest average low temperature) is December (31.8°F).
Average pressure in December
Lacamas, WA
- Average pressure in December: 30.09"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are August and September (30.01"Hg).
Average wind speed in December
Lacamas, WA
- Average wind speed in December: 4.9mph
The windiest month (with the highest average wind speed) is January (5.3mph).
The calmest month (with the lowest average wind speed) is August (3.5mph).
Average humidity in December
Lacamas, WA
- Average humidity in December: 87%
The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are July and August (72%).
Average rainfall in December
Lacamas, WA
- Average rainfall in December: 2.52"
The wettest month (with the highest rainfall) is January (2.64").
The driest month (with the least rainfall) is July (0.31").
Average rainfall days in December
Lacamas, WA
- Average rainfall days in December: 15 days
The month with the highest number of rainy days is March (16 days).
The month with the least rainy days is July (5.9 days).
Average snowfall in December
Lacamas, WA
- Average snowfall in December: 0.43"
The month with the highest snowfall is January (1.97").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Lacamas, WA
- Average snowfall days in December: 1.2 days
The month with the highest number of snowfall days is February (3.6 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
Lacamas, WA
- 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 36min).
- Average sunshine in December: 3h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The months with the least sunshine are January, February and December (Average sunshine: 3h and 42min).
Average sunshine days in December
Lacamas, WA
- Average sunshine days in December: 13.9 days
The month with the most sunshine days is July (23.7 days).
The month with the least sunshine days is February (12.1 days).
Average UV index in December
Lacamas, WA
- Average UV index in December: 2
The month with the highest UV index is July (UV index 5).
The month with the lowest UV index is November (UV index 1).
Average cloud cover in December
Lacamas, WA
- Average cloud cover in December: 61
The month with the most cloud cover is March (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Lacamas, WA
- Average visibility in December: 4mi
The months with the highest visibility are July and August (5mi).
The months with the lowest visibility are January, February, March, April, May, June, September, October, November and December (4mi).
Lacamas, Washington, USA
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