Grand Canyon Weather in December
December in Grand Canyon typically sees daytime highs of 8°C (46°F) and nighttime lows of -5°C (23°F). Expect some snow/rainfall during the month. It falls within the winter season.
Rainfall in Grand Canyon in December
Analyzing past climate data, one can expect approximately 8 days of snow/rain, averaging 34 mm (1.3 in). A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.
Temperature in Grand Canyon in December
Expect highs of 8°C (46°F) in Grand Canyon in December, with nights dropping to around -5°C (23°F). Winter occurs in December. Temperatures remain on the cold side all day. A proper warm jacket is worth having, not just for evenings. With overnight lows of -5°C (23°F), temperatures fall below freezing at night. An extra thick blanket can make a real difference if your accommodation runs cold. Since it's the coldest month of the year, you'll want to bundle up with extra layers and winter clothing.If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Grand Canyon. 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 Grand Canyon's climate page.
Grand Canyon Temperature in December
Min Temperature
-5°C (23°F)
Max Temperature
8°C (46°F)
Chance of Rain
25%
Precipitation
34 mm (1.3 in)
Rainy days
8 days
Daily Historical Temperatures
44-year average (1976-2025)
Based on our historical records, temperatures in Grand Canyon typically drop from around 8°C (46°F) at the start of December to approximately 5°C (41°F) by the end. Nights are very cold, with lows typically ranging from -10°C (14°F) to -6°C (21°F).
Average temperatures in December
Historical weather for Grand Canyon in December
Browse day-by-day weather records for Grand Canyon spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Grand Canyon historical weather extremes in December
Based on weather observations in Grand Canyon between 2004 and 2025, these are the recorded extremes during December.
- The warmest day in December was on December 12, 2025, with a maximum of 19°C (66°F).
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
pleasant
tolerable
unpleasant
poor
What to Wear in Grand Canyon in December
We recommend to layer up for chilly conditions in Grand Canyon in December. You could start with thermal underwear or a good base layer to keep your core warm on the cooler days this month. Maybe also add a sweater or fleece, and top it off with a windproof jacket. Some rain is possible, so pack something to handle light showers.What To Do in Grand Canyon 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 Grand Canyon's climate page.
See the full Grand Canyon climate overview or explore weather in the United States of America.
