Climate Yearbook

Seoul vs Tokyo weather comparison

Compare historical temperatures, precipitation, and daily records for Seoul and Tokyo using Open-Meteo archive data.

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Load Seoul and Tokyo together to inspect daily patterns across years.

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Data-driven verdict

Tokyo has the warmer daytime profile, with average highs 3.8 C apart from Seoul.

Seoul has the cooler nights by 4.3 C, while Tokyo is wetter by 1.0 mm per year.

The comparison is based on 1096 daily observations for Seoul and 1096 daily observations for Tokyo.

Side-by-side climate table

MetricSeoulTokyo
Daily observations10961096
Average daily high17.5 C21.3 C
Average daily low8.5 C12.8 C
Average annual precipitation1469.9 mm1470.9 mm
Warmest monthJuly 2025August 2025
Wettest monthJuly 2024June 2023

Daily weather records

RecordSeoulTokyo
Hottest day38.5 C on July 29, 202539.3 C on July 26, 2023
Coldest night-18.5 C on January 25, 2023-6.1 C on January 26, 2023
Wettest day89.6 mm on July 17, 202499.5 mm on June 2, 2023

Weather data source: Open-Meteo Archive API. City metadata source: GeoNames cities15000.