Sunriver Weather in December
December in Sunriver averages 3°C (37°F) during the day and -7°C (19°F) at night. It is the wettest month of the year, with 94 mm (3.7 in) of snow/rainfall on average, so waterproof gear is a must.
Rainfall in Sunriver in December
As the month with the highest rainfall, make sure to have an umbrella to manage the showers. Typically around 17 days of snow/rainfall are expected, averaging 94 mm (3.7 in) for the month. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.
Temperature in Sunriver in December
December in Sunriver brings typical temperatures with highs around 3°C (37°F) and lows of -7°C (19°F). Experience the winter season in December. Even daytime conditions remain cold, making layers, a warm coat, and winter accessories a good idea. Nights are well below freezing at -7°C (19°F). An extra blanket is a good idea if you feel the cold, especially in older or less well-heated accommodation. This month tends to bring the coldest weather of the year, so be sure to pack enough warm clothing to stay comfortable.If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Sunriver. Our weather planner can help you explore destinations with more pleasant weather conditions.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Sunriver's climate page.
Sunriver Temperature in December
Min Temperature
-7°C (19°F)
Max Temperature
3°C (37°F)
Chance of Rain
57%
Precipitation
94 mm (3.7 in)
Rainy days
17 days
Best Places in the United States of America in December
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in December →
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What to Wear in Sunriver in December
Cold weather calls for smart layering in December. A thermal base layer makes a huge difference in staying warm. Add a wool sweater or fleece, then a wind-resistant outer jacket. Prepare for significant rainfall with proper waterproof clothing and shoes.What To Do in Sunriver in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Sunriver's climate page.
See the full Sunriver climate overview or explore weather in the United States of America.
