Best year time to visit Kōyōchō

General weather information about Kōyōchō

Average annual temperature is 8.6 °C

Absolute maximum temperature: 32.7 °C

Absolute minimum temperature: -13.4 °C

Number of sunny days: 124 days

Number of rainy days: 176 days

Number of snow days: 65 days

* Weather data for Kōyōchō Japan is based on climate observations for 2026 year

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	5.5	6.2	12.0	18.7	25.2	26.7	30.6	32.7	30.4	23.1	18.6	10.4
Average daytime temperature (°C)	-4.3	-3.4	5.3	10.2	16.1	20.6	23.9	26.7	23.3	15.8	9.3	0.6
Average temperature (°C)	-6.7	-6.0	1.8	6.3	11.1	16.7	20.7	23.4	19.9	12.1	5.7	-2.9
Average night temperature (°C)	-9.2	-8.8	-1.6	3.4	7.7	13.7	17.9	20.9	16.9	9.0	2.1	-5.8
Absolute minimum temperature (°C)	-13.4	-12.6	-7.2	-2.8	0.4	7.0	12.3	13.9	10.9	3.6	-5.9	-13.1

The best time to visit Kōyōchō during the most sunny months:

Months with the longest average daylight duration in Kōyōchō:

The largest precipitation sum in Kōyōchō is at

April — 147(mm)

September — 144(mm)

October — 171(mm)

November — 142(mm)

When is the best time to visit Kōyōchō?

The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Kōyōchō.

What is the weather like in Kōyōchō?

See average temperature, rainfall and daylight hours for Kōyōchō by month in the table above.

How many sunny days does Kōyōchō have?

The monthly weather statistics above show sunshine and rainfall patterns for Kōyōchō throughout the year.