Old Mammoth Weather in December
December in Old Mammoth typically sees daytime highs of 5°C (41°F) and nighttime lows of -9°C (16°F). As the wettest month of the year, expect more snow/rainfall than other months. It falls within the winter season.
Rainfall in Old Mammoth in December
This month sees the most rain, so carrying an umbrella will ensure you stay dry. Typically, you can expect about 9 days of snow/rain this month, with 111 mm (4.4 in) on average. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.
Temperature in Old Mammoth in December
In December, expect low temperatures in Old Mammoth, with highs of 5°C (41°F) and lows of -9°C (16°F) at night. Winter occurs in December. Even daytime conditions remain cold, making layers, a warm coat, and winter accessories a good idea. At -9°C (16°F) overnight, frost and ice are likely outside. Indoors, consider packing an extra blanket if you're unsure about the heating. Prepare for the coldest month of the year by packing warm and cozy winter cloths.December in Old Mammoth can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
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 Old Mammoth's climate page.
Old Mammoth Temperature in December
Min Temperature
-9°C (16°F)
Max Temperature
5°C (41°F)
Chance of Rain
31%
Precipitation
111 mm (4.4 in)
Rainy days
9 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 →
perfect weather
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tolerable
unpleasant
poor
What to Wear in Old Mammoth 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 Old Mammoth 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 Old Mammoth's climate page.
See the full Old Mammoth climate overview or explore weather in the United States of America.
