Dublin vs London

Based on sunshine hours, rain days, comfortable temperatures, and humidity levels, London edges ahead as the better destination in October. London offers 6 hours of daily sunshine with only 11 rain days, while Dublin sees 6 sunshine hours and 12 rain days.

Dublin is on the cooler side at 13°C, requiring warmer clothing. London is also comfortable at 15°C.

For travelers who prioritize dry weather, London is the stronger choice in October.

Dublin reaches an average high of 13°C (55°F) and drops to 9°C (48°F) at night during October. The daily temperature range is 4°C, meaning relatively stable temperatures from day to night.

London averages 15°C (59°F) for the high and 8°C (46°F) for the low, with a daily range of 7°C. The 2°C difference is noticeable but not dramatic.

Both cities are in the Northern Hemisphere, so they share the same seasonal pattern in October.

Dublin receives approximately 78 mm of rainfall across 12 rain days during October. You can expect rain roughly every other day.

London sees 60 mm over 11 rain days. That makes London the drier option by 1 rain day and 18 mm of total precipitation.

Both cities share similar humidity levels at 65%.