Weather in Kaiyō in April

General weather information about Kaiyō

Average annual temperature is 8.1 °C

Absolute maximum temperature: 33.1 °C

Absolute minimum temperature: -19.4 °C

Number of sunny days: 145 days

Number of rainy days: 177 days

Number of snow days: 43 days

* Weather data for Kaiyō 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)	4.3	7.8	16.2	18.7	25.0	26.8	33.1	32.3	28.9	22.0	17.1	10.8
Average daytime temperature (°C)	-3.6	-2.2	6.9	11.9	17.2	20.7	25.7	26.3	23.6	15.8	9.6	0.9
Average temperature (°C)	-8.2	-6.3	1.5	6.6	11.0	16.0	20.7	22.5	19.2	11.2	5.3	-3.5
Average night temperature (°C)	-12.9	-10.7	-3.5	2.4	6.3	12.4	17.3	19.8	15.8	7.3	1.3	-7.2
Absolute minimum temperature (°C)	-18.4	-19.4	-12.1	-4.6	-1.5	5.9	11.8	13.9	8.7	1.5	-6.3	-14.1

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

Months with the longest average daylight duration in Kaiyō:

The largest precipitation sum in Kaiyō is at

April — 164(mm)

September — 172(mm)

When is the best time to visit Kaiyō?

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

What is the weather like in Kaiyō?

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

How many sunny days does Kaiyō have?

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