Is Kosai safe to visit?

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

What is the sea temperature in Kosai in July?

The sea off Kosai averages about 25°C in July.

Kosai is warmest in Aug and driest in Jan; mild (18–28°C) months are May, Jun, Jul, Aug, Sep, Oct.

coastal destination · city of 59,770 · warmest in Aug · sea ~25°C in July · budget-friendly

Month	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Avg °C	6	6	9	14	18	22	25	27	24	18	13	8
High °C	9	10	13	18	22	25	28	30	27	22	17	12
Low °C	2	2	5	10	14	18	22	23	20	15	9	4
Sea °C	16	16	16	17	19	22	25	27	26	23	21	19
Rain (days)	62	82	141	189	206	255	225	213	215	179	109	64

Warmest month: Aug. Driest: Jan.

MayJunJulAugSepOctmild (18–28°C)

Places from OpenStreetMap contributors (ODbL) — 30 sights and 66 places to eat mapped in total.