Anchorage in December
In December, Anchorage averages -4°C (24°F) during the day and -9°C (15°F) at night, with frequent rain — about 19 days of the month see precipitation (80 mm total).
Off-peakConditions are deeply cold — proper winter gear is essential. Expect daily rain or showers, often in heavy bursts.
December is one of the wetter and less comfortable months in Anchorage. If your dates are flexible, consider a different time of year.
How December compares to the rest of the year in Anchorage
December is one of the coolest months in Anchorage (11th of 12) and moderately rainy compared to the rest of the year (5th of 12). Daytime temperature runs 11°C below the annual average (7°C). December runs 2°C cooler than November (-2°C) and cools 1°C in January (-5°C).
December sunrise & sunset in Anchorage
Times shown for Anchorage local time (America/Anchorage), calculated for the 15th of December. They shift by a few minutes day to day across the month.
Photography light in Anchorage — December
Golden-hour and blue-hour windows for the 15th of December, in Anchorage's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — Anchorage in December
Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on December's tier (Off-peak) and Anchorage's popularity.
December in United States — events that affect travel
Known cultural, religious, or national events that surge prices, fill hotels, or close businesses during this month. Plan around them, or build your itinerary around the ones you'd like to see.
Major travel surge plus widespread Dec 24-26 and Jan 1 business closures.
Plan: Book flights and hotels well ahead; expect many restaurants/shops closed Dec 25 and Jan 1.
Crowds & pricing — December in Anchorage
This is off-peak for Anchorage — the lowest prices of the year and the fewest crowds, but with real trade-offs: some restaurants, hotels, and beach businesses may close for the season; weather conditions can make outdoor activities unpredictable; and a handful of seasonal sights run reduced hours or close entirely. Great if you prefer a quiet local rhythm and don't mind the climate giving you reasons to choose indoor activities.
Why this tier: challenging tourism weather Christmas / New Year travel surge
Sun & mosquito risk — December in Anchorage
UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.
🥶 Bitter cold — Anchorage in December
Gear: Snow rare but air is freezing. Insulated coat, hat, and gloves still required — wind chill is the real enemy.
Anchorage in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | -5°C / 23°F | -10°C / 14°F | 58 mm | 18 | — |
| February | -4°C / 25°F | -9°C / 15°F | 59 mm | 17 | — |
| March | 1°C / 33°F | -7°C / 19°F | 41 mm | 14 | — |
| April | 7°C / 45°F | -2°C / 29°F | 34 mm | 15 | — |
| May | 14°C / 57°F | 5°C / 41°F | 46 mm | 18 | — |
| June | 18°C / 65°F | 10°C / 50°F | 51 mm | 18 | — |
| July | 20°C / 67°F | 12°C / 54°F | 96 mm | 19 | — |
| August | 18°C / 64°F | 11°C / 52°F | 118 mm | 21 | — |
| September | 13°C / 55°F | 6°C / 44°F | 127 mm | 21 | — |
| October | 6°C / 42°F | 0°C / 33°F | 91 mm | 18 | — |
| November | -2°C / 28°F | -7°C / 20°F | 78 mm | 19 | — |
| December | -4°C / 24°F | -9°C / 15°F | 80 mm | 19 | — |
Other cities with similar December weather
🌍 See the full ranked list of climate twins for Anchorage in December →
Frequently asked questions
How hot is Anchorage in December?
In December, Anchorage averages a high of -4°C (24°F) and a low of -9°C (15°F) — generally cold.
Does it rain a lot in Anchorage in December?
December is quite rainy in Anchorage, with about 19 rainy days on average.
Is December a good time to visit Anchorage?
December is cold but on the rainy side. It suits travelers who are comfortable with cold weather; check the month-by-month ranking to compare it against the rest of the year.
What should I pack for Anchorage in December?
Pack heavy winter layers, a coat, hat and gloves, plus a compact umbrella or rain jacket. See the full December packing list for Anchorage for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.