When to go · Belfast
Belfast in August
Great month. Inside Belfast's best window: May–Sep.
Key facts
- Verdict
- Great
- Temperature
- 19°C (67°F)67°F (19°C) / 12°C (53°F)53°F (12°C)
- average high / low
- Rain days
- 17
- Crowds
- High
- United Kingdom overall
- Prices
- High
- United Kingdom overall
Verdict
Inside Belfast's best window: May–Sep.
Is another month better than August?
No other month rates higher than August for Belfast in this guide.
Weather in August
- BelfastHighs around 19.4 °C (67 °F), lows around 11.5 °C (53 °F), rain on about 17 daysHighs around 67 °F (19.4 °C), lows around 53 °F (11.5 °C), rain on about 17 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.
School summer holidays big impact
Late Jul – early Sep · United Kingdom
Peak prices and crowds everywhere; Edinburgh festivals all August.
Crowds and prices
- Crowds · United Kingdom overall
- High
- Prices · United Kingdom overall
- High
United Kingdom overall: Edinburgh festivals month: book beds months ahead or sleep elsewhere. Coast and national parks full.
High-price month: see what to book ahead.
Compare two months
Weather, crowds and prices for any two months in Belfast, side by side.
Verdict
Aug: Great
May: Great
Daytime high
Aug: 19.4 °C (67 °F)67 °F (19.4 °C)
May: 15.7 °C (60 °F)60 °F (15.7 °C)
Night low
Aug: 11.5 °C (53 °F)53 °F (11.5 °C)
May: 7 °C (45 °F)45 °F (7 °C)
Rain days
Aug: 17
May: 15 (better)
Crowds
Aug: High
May: Medium
Prices
Aug: High
May: Medium
Festivals listed
Aug: 1
May: 0
August: Inside Belfast's best window: May–Sep.
May: Inside Belfast's best window: May–Sep.
Belfast: figures are long-term averages from this guide, not a forecast.
What to pack
- A warm layer for the evenings
- A rain jacket or umbrella and shoes that dry fast