When to go · Gretna
Gretna in December
Avoid month. Listed as a month to avoid: Dec–Feb (short days, ice on the border roads).
Key facts
- Verdict
- Avoid
- Temperature
- 7°C (45°F)45°F (7°C) / 1°C (34°F)34°F (1°C)
- average high / low
- Rain days
- 16
- Crowds
- Medium
- United Kingdom overall
- Prices
- High
- United Kingdom overall
Verdict
Listed as a month to avoid: Dec–Feb (short days, ice on the border roads).
Is another month better than December?
December is rated avoid. These months rate higher:
Weather in December
- GretnaHighs around 7 °C (45 °F), lows around 1 °C (34 °F), rain on about 16 daysHighs around 45 °F (7 °C), lows around 34 °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 and Boxing Day (substitute 28 Dec) big impact
25–28 Dec 2026 · United Kingdom
No trains or Tube on Christmas Day; reduced service on Boxing Day; most shops and sights closed on the 25th.
Crowds and prices
- Crowds · United Kingdom overall
- Medium
- Prices · United Kingdom overall
- High
United Kingdom overall: Christmas markets and shows; transport stops on the 25th and hotels spike around New Year.
High-price month: see what to book ahead.
Compare two months
Weather, crowds and prices for any two months in Gretna, side by side.
Verdict
Dec: Avoid
May: Great (better)
Daytime high
Dec: 7 °C (45 °F)45 °F (7 °C)
May: 15 °C (59 °F)59 °F (15 °C)
Night low
Dec: 1 °C (34 °F)34 °F (1 °C)
May: 7 °C (45 °F)45 °F (7 °C)
Rain days
Dec: 16
May: 12 (better)
Crowds
Dec: Medium
May: Medium
Prices
Dec: High
May: Medium
Festivals listed
Dec: 1
May: 0
December: Listed as a month to avoid: Dec–Feb (short days, ice on the border roads).
May: Inside Gretna's best window: May–Sep.
Gretna: 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