Question 1

Is Jōetsu safe to visit?

Accepted Answer

Travelia rates Jōetsu, Japan “safe”, following US State Department and UK FCDO travel advisories.

Question 2

What is the sea temperature in Jōetsu in July?

Accepted Answer

The sea off Jōetsu averages about 23°C in July.

Question 3

When is the best time to visit Jōetsu?

Accepted Answer

Jōetsu is warmest in Aug and driest in Apr; mild (18–28°C) months are Jun, Jul, Aug, Sep.

Month	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Avg °C	1	1	4	11	16	20	24	26	21	15	9	4
Sea °C	13	11	10	11	15	20	23	27	25	22	18	15
Rain (days)	255	205	148	93	97	145	195	154	206	182	241	255

Jōetsu, Japan

Climate by month