Beau Fixe
Honchō

Honchō weather in September

Possible, with trade-offs

Afternoon
27.2 °C
Night
21.1 °C
Sea temperature
25.3 °C
Rainy days
15 days
Relative humidity
82 %

74% of days reached 25 °C over the last 10 years

Map

📷 Fernando B M · Pexels

Month by month

MonthAfternoonSeaRainVerdict
January9.1 °C12.1 °C6 daysUnfavourable season
February10.2 °C11 °C8 daysUnfavourable season
March14.2 °C12.3 °C12 daysPossible, with trade-offs
April18.5 °C14.7 °C12 daysPossible, with trade-offs
May22.9 °C18.3 °C12 daysPleasant — a good time to go
June25.6 °C21.2 °C14 daysPossible, with trade-offs
July29.4 °C24.4 °C16 daysPossible, with trade-offs
August30.9 °C26.8 °C14 daysIdeal — one of the best times of year
September27.2 °C25.3 °C15 daysPossible, with trade-offs
October21.5 °C22.1 °C13 daysPleasant — a good time to go
November16.8 °C18.1 °C10 daysPossible, with trade-offs
December11.5 °C14.6 °C7 daysUnfavourable season
Best months :AugustSeptemberJuly

Nearby in September

All destinations — Japan, month by month →

Before you go

Three things to check once you have picked your dates.

Entry

For a passport:

Visa issued on arrival for stays of up to 90 days. Passport valid until your return date. A 'visa on arrival' stamp is issued for up to 90 days with no advance application; a blank page is needed for the stamp; 90-day extension possible.

For a British passport, per the UK Foreign Office on 28 August 2026. Rules change: check before booking.

Official entry requirements ↗

Safety

No specific restrictions

Usual precautions apply.

Official advice updated 28 August 2026

UK Foreign Office ↗

Health

Vaccines · hepatitis B if you are not already vaccinated; hepatitis A and Japanese encephalitis depending on activities and areas visited. Routine vaccines up to date (measles in particular).

Yellow fever · No yellow fever locally, vaccine not recommended. No entry requirement.

Malaria · None.

Per the CDC (page reviewed 25 August 2026); see a travel clinic a few weeks before departure.

CDC Travelers' Health ↗

Beau Fixe is not a safety or health authority. These notes summarise dated public texts and link to their source: France Diplomatie (Licence Ouverte 2.0), Foreign, Commonwealth & Development Office (gov.uk, Open Government Licence v3.0), Centers for Disease Control and Prevention (Source: CDC). Only the competent authorities are authoritative.

FAQ

Can you swim in Honchō in September?

The sea averages 25.3°C in September — yes, pleasant swimming.

How hot is Honchō in September?

Expect 27.2°C in the afternoon and 21.1°C at night, averaged over the last 10 years.

Does it rain a lot in Honchō in September?

Around 15 days with rain (≥ 1 mm) in the month — 51% of days.

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