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
Sandlake notes the coldest temperatures in December, with a high average of 45.5°F (7.5°C) and a low of 38.7°F (3.7°C).Humidity
In December, the average relative humidity in Sandlake is 83%.Rainfall
December is the month with the most rainfall. Rain falls for 15.5 days and accumulates 2.68" (68mm) of precipitation.Snowfall
Months with snowfall are January through March and December. December is the first month it typically snows. Throughout December, in the average 0.2 snowfall days, it receives 0.04" (1mm) of snow. In Sandlake, during the entire year, snow falls for 2.6 days and aggregates up to 0.55" (14mm) of snow.Daylight
December has the shortest days of the year, with an average of 8h and 48min of daylight.On the first day of December in Sandlake, sunrise is at 7:35 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 7:54 am and sunset at 4:43 pm PST.
Sunshine
The average sunshine in December is 4h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Sandlake. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for average individuals.Note: In December, an average UV index of 2 transforms into the following instructions:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Frequently asked questions
What is the coldest month in Sandlake?
What is the usual temperature for Sandlake in December?
What is the average humidity in December in Sandlake?
What is the rainiest month in Sandlake?
How many days does it rain in December in Sandlake?
When does it start to snow in Sandlake?
What is the month with the shortest days in Sandlake?
How many hours of daylight does Sandlake have in December?
When is the sunrise / sunset in December in Sandlake?
How many hours of sunshine does Sandlake have in December?
What is the month with the lowest UV index in Sandlake?
What is the UV index reading in December in Sandlake?
Average temperature in December
Sandlake, OR
- Average high temperature in December: 45.5°F
The warmest month (with the highest average high temperature) is August (68.4°F).
The month with the lowest average high temperature is December (45.5°F).
- Average low temperature in December: 38.7°F
The month with the highest average low temperature is August (53.8°F).
The coldest month (with the lowest average low temperature) is December (38.7°F).
Average pressure in December
Sandlake, OR
- Average pressure in December: 30.07"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is September (30.02"Hg).
Average wind speed in December
Sandlake, OR
- Average wind speed in December: 8.8mph
The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity in December
Sandlake, OR
- Average humidity in December: 83%
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is May (80%).
Average rainfall in December
Sandlake, OR
- Average rainfall in December: 2.68"
The wettest month (with the highest rainfall) is December (2.68").
The driest month (with the least rainfall) is July (0.24").
Average rainfall days in December
Sandlake, OR
- Average rainfall days in December: 15.5 days
The month with the highest number of rainy days is March (17.6 days).
The month with the least rainy days is August (4.3 days).
Average snowfall in December
Sandlake, OR
- Average snowfall in December: 0.04"
The month with the highest snowfall is February (0.31").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Sandlake, OR
- Average snowfall days in December: 0.2 days
The month with the highest number of snowfall days is February (1.2 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Sandlake, OR
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in December
Sandlake, OR
- Average sunshine days in December: 13.4 days
The month with the most sunshine days is July (24.8 days).
The month with the least sunshine days is March (11.4 days).
Average UV index in December
Sandlake, OR
- Average UV index in December: 2
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Sandlake, OR
- Average cloud cover in December: 57
The months with the most cloud cover are February and March (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in December
Sandlake, OR
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).
Sandlake, Oregon, USA
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