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
December, marked by an average high-temperature of 30.4°F (-0.9°C) and a low-temperature of 19.2°F (-7.1°C), is the coldest month.Humidity
The average relative humidity in December is 85%.Rainfall
In Lostine, in December, it is raining for 9.9 days, with typically 2.4" (61mm) of accumulated precipitation. In Lostine, during the entire year, the rain falls for 136 days and collects up to 24.45" (621mm) of precipitation.Snowfall
Months with snowfall in Lostine are January through June, September through December. In Lostine, Oregon, in December, snow falls for 17.5 days, with typically accumulated 13.9" (353mm) of snow. In Lostine, during the entire year, snow falls for 89.9 days and aggregates up to 68.82" (1748mm) of snow.Daylight
With an average of 8h and 48min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:10 am and sunset at 4:07 pm. On the last day of December, sunrise is at 7:29 am and sunset at 4:16 pm PST.
Sunshine
In December, the average sunshine is 5.2h.UV index
The average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the ordinary person.Note: A maximum daily UV index of 2 during December morphs into the following directions:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest?
How cold is December?
What is the average humidity in December?
How much does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
What is the UV index intensity in December in Lostine?
Average temperature in December
Lostine, OR
- Average high temperature in December: 30.4°F
The warmest months (with the highest average high temperature) are July and August (78.4°F).
The month with the lowest average high temperature is December (30.4°F).
- Average low temperature in December: 19.2°F
The month with the highest average low temperature is August (50.9°F).
The coldest month (with the lowest average low temperature) is December (19.2°F).
Average pressure in December
Lostine, OR
- Average pressure in December: 30.19"Hg
The month with the highest atmospheric pressure is January (30.21"Hg).
The month with the lowest atmospheric pressure is August (29.92"Hg).
Average wind speed in December
Lostine, OR
- Average wind speed in December: 6.2mph
The windiest month (with the highest average wind speed) is January (6.5mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in December
Lostine, OR
- Average humidity in December: 85%
The months with the highest relative humidity are January and February (86%).
The month with the lowest relative humidity is August (46%).
Average rainfall in December
Lostine, OR
- Average rainfall in December: 2.4"
The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is July (0.83").
Average rainfall days in December
Lostine, OR
- Average rainfall days in December: 9.9 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is August (5.8 days).
Average snowfall in December
Lostine, OR
- Average snowfall in December: 13.9"
The month with the highest snowfall is February (15.98").
The months with the least snowfall are July and August (0").
Average snowfall days in December
Lostine, OR
- Average snowfall days in December: 17.5 days
The month with the highest number of snowfall days is December (17.5 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in December /
Average sunshine in December
Lostine, 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: 5h and 1min
The month with the most sunshine is August (Average sunshine: 12h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in December
Lostine, OR
- Average sunshine days in December: 11.5 days
The month with the most sunshine days is August (21.6 days).
The month with the least sunshine days is March (8 days).
Average UV index in December
Lostine, OR
- 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 and February (UV index 1).
Average cloud cover in December
Lostine, OR
- Average cloud cover in December: 49
The month with the most cloud cover is February (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 11).
Average visibility in December
Lostine, OR
- Average visibility in December: 5mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and February (4mi).
Lostine, Oregon, USA
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