What to pack for Dublin in October
- long sleeves and a warm layer
- a medium jacket
- a compact umbrella or rain shell — rain is frequent
Humidity averages 82%; max daily wind around 23 km/h.
How October compares
Best months in Dublin: June–September. See the full best time to visit Dublin guide.
Dublin in October: the details
In October, Dublin sees average daytime highs of 14°C (57°F) and overnight lows of 8°C (47°F). Rainfall totals roughly 114 mm across 17.2 rainy days, and the sun shines about 6 hours per day with 10.3 hours of daylight mid-month. Relative humidity averages 82%.
In context: October is the 6th-warmest month and the wettest in Dublin. The sunniest month is June (10.9 h/day).
| Metric | October average |
|---|---|
| Daytime high | 14°C / 57°F |
| Overnight low | 8°C / 47°F |
| Rainfall | 114 mm over 17.2 rainy days |
| Sunshine | 6 h/day (10.3 h daylight) |
| Humidity | 82% |
| Travel score | 4.8 / 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 October ranked by travel score.
Frequently asked questions
How hot is Dublin in October?
Daytime highs in Dublin in October average 14°C (57°F); nights drop to about 8°C.
Does it rain in Dublin in October?
Expect around 17.2 rainy days and 114 mm of rainfall in October.
Is October a good time to visit Dublin?
October is a challenging month to visit Dublin — consider June–September instead. Overall travel score: 4.8/10. The best months are June–September.
Also good in October, near Dublin
Where should you go next month?
Get one email a month with the destinations at their seasonal best. Double opt-in, unsubscribe anytime.