When is the best time to visit Ōmui Japan, weather forecast

General weather information about Ōmui

Average annual temperature is 8.0 °C

Absolute maximum temperature: 30.7 °C

Absolute minimum temperature: -15.7 °C

Number of sunny days: 125 days

Number of rainy days: 182 days

Number of snow days: 58 days

* Weather data for Ōmui 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)	3.6	5.4	12.4	13.9	22.3	23.3	30.6	30.7	27.9	20.1	17.2	9.3
Average daytime temperature (°C)	-3.4	-3.2	4.0	8.9	13.6	16.8	21.8	24.5	21.7	15.0	9.3	0.9
Average temperature (°C)	-5.8	-5.7	0.9	5.4	9.2	13.7	18.9	21.7	19.2	12.4	6.6	-1.4
Average night temperature (°C)	-8.6	-8.8	-2.2	2.5	6.2	11.5	16.6	19.6	17.1	9.8	3.8	-4.0
Absolute minimum temperature (°C)	-12.5	-15.7	-10.6	-4.0	0.4	6.5	10.9	13.6	12.0	5.3	-3.3	-9.9

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

Months with the longest average daylight duration in Ōmui:

The largest precipitation sum in Ōmui is at

April — 153(mm)

August — 141(mm)

September — 168(mm)