Weather in Koikawa in June

General weather information about Koikawa

Average annual temperature is 12.6 °C

Absolute maximum temperature: 36.1 °C

Absolute minimum temperature: -10.0 °C

Number of sunny days: 70 days

Number of rainy days: 255 days

Number of snow days: 40 days

* Weather data for Koikawa 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)	11.3	10.8	21.2	20.1	23.8	28.3	31.0	36.1	32.9	22.9	23.7	13.3
Average daytime temperature (°C)	1.7	2.2	11.2	14.1	18.6	23.8	27.0	32.7	27.0	18.5	12.4	4.7
Average temperature (°C)	-0.8	-0.1	6.5	10.2	14.2	20.2	23.9	28.3	22.6	14.2	9.3	2.1
Average night temperature (°C)	-3.5	-2.8	2.3	6.8	10.4	17.1	21.2	24.7	19.3	10.7	6.3	-0.7
Absolute minimum temperature (°C)	-10.0	-7.8	-4.3	0.8	3.3	12.7	16.2	23.0	10.9	4.8	-1.4	-8.4

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

The largest precipitation sum in Koikawa is at

July — 445(mm)

September — 238(mm)

November — 264(mm)

When is the best time to visit Koikawa?

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

What is the weather like in Koikawa?

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

How many sunny days does Koikawa have?

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