When to go · Unalaska
Unalaska in December
Avoid month. Listed as a month to avoid: Nov–Mar (storms, wind gusts over 200 km/h (124 mph), flight cancellations).Avoid month. Listed as a month to avoid: Nov–Mar (storms, wind gusts over 124 mph (200 km/h), flight cancellations).
Key facts
- Verdict
- Avoid
- Temperature
- 4°C (39°F)39°F (4°C) / −1°C (30°F)30°F (−1°C)
- average high / low
- Rain days
- 16
- Crowds
- High
- United States overall
- Prices
- High
- United States overall
Verdict
Listed as a month to avoid: Nov–Mar (storms, wind gusts over 200 km/h (124 mph), flight cancellations).Listed as a month to avoid: Nov–Mar (storms, wind gusts over 124 mph (200 km/h), flight cancellations).
Is another month better than December?
December is rated avoid. These months rate higher:
Weather in December
- UnalaskaHighs around 4 °C (39 °F), lows around -1 °C (30 °F), rain on about 16 daysHighs around 39 °F (4 °C), lows around 30 °F (-1 °C), rain on about 16 days
Festivals and holidays
Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.
Christmas Day big impact
25 Dec · United States
Most businesses closed; flights full from about 20 Dec to 2 Jan.
Crowds and prices
- Crowds · United States overall
- High
- Prices · United States overall
- High
United States overall: Holiday lights in New York, ski season opens; flights and hotels peak around Christmas and New Year.
High-price month: see what to book ahead.
Compare two months
Weather, crowds and prices for any two months in Unalaska, side by side.
Verdict
Dec: Avoid
May: Great (better)
Daytime high
Dec: 4 °C (39 °F)39 °F (4 °C)
May: 8 °C (46 °F)46 °F (8 °C)
Night low
Dec: -1 °C (30 °F)30 °F (-1 °C)
May: 3 °C (37 °F)37 °F (3 °C)
Rain days
Dec: 16
May: 0 (better)
Crowds
Dec: High
May: Medium
Prices
Dec: High
May: Medium
Festivals listed
Dec: 1
May: 1
December: Listed as a month to avoid: Nov–Mar (storms, wind gusts over 200 km/h, flight cancellations).
May: Inside Unalaska's best window: May–Sep.
Unalaska: figures are long-term averages from this guide, not a forecast.
What to pack
- A warm coat, hat and gloves for mornings and evenings
- A rain jacket or umbrella and shoes that dry fast