Riga vs Helsinki

Based on sunshine hours, rain days, comfortable temperatures, and humidity levels, Helsinki edges ahead as the better destination in October. Helsinki offers 5 hours of daily sunshine with only 12 rain days, while Riga sees 5 sunshine hours and 14 rain days.

Riga is on the cooler side at 10°C, requiring warmer clothing. Helsinki is cooler at 8°C.

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

Riga reaches an average high of 10°C (50°F) and drops to 5°C (41°F) at night during October. The daily temperature range is 5°C, meaning relatively stable temperatures from day to night.

Helsinki averages 8°C (46°F) for the high and 4°C (39°F) for the low, with a daily range of 4°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.

Riga receives approximately 80 mm of rainfall across 14 rain days during October. You can expect rain roughly every other day.

Helsinki sees 63 mm over 12 rain days. That makes Helsinki the drier option by 2 rain days and 17 mm of total precipitation.

Both cities share similar humidity levels at 65%.