What to pack for Dublin in August
- long sleeves and a warm layer
- a medium jacket
- a compact umbrella or rain shell — rain is frequent
Humidity averages 79%; max daily wind around 21 km/h.
How August compares
Best months in Dublin: June–September. See the full best time to visit Dublin guide.
Dublin in August: the details
In August, Dublin sees average daytime highs of 19°C (66°F) and overnight lows of 12°C (54°F). Rainfall totals roughly 88 mm across 15 rainy days, and the sun shines about 9.4 hours per day with 14.6 hours of daylight mid-month. Relative humidity averages 79%.
In context: August is the second-warmest month and the 4th-wettest in Dublin. The sunniest month is June (10.9 h/day).
| Metric | August average |
|---|---|
| Daytime high | 19°C / 66°F |
| Overnight low | 12°C / 54°F |
| Rainfall | 88 mm over 15 rainy days |
| Sunshine | 9.4 h/day (14.6 h daylight) |
| Humidity | 79% |
| Travel score | 8.1 / 10 |
These figures are climate normals computed from the ERA5 weather reanalysis (2019–2024) for Dublin, Ireland (53.33, -6.25) — see our methodology. Actual conditions vary year to year.
Not set on Dublin? Browse the best places to visit in August ranked by travel score.
Frequently asked questions
How hot is Dublin in August?
Daytime highs in Dublin in August average 19°C (66°F); nights drop to about 12°C.
Does it rain in Dublin in August?
Expect around 15 rainy days and 88 mm of rainfall in August.
Is August a good time to visit Dublin?
August is a good month to visit Dublin. Overall travel score: 8.1/10. The best months are June–September.
Also good in August, near Dublin
Where should you go next month?
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