Month by month
| Month | Afternoon | Sea | Rain | Verdict |
|---|---|---|---|---|
| January | 6.1 °C | 7.8 °C | 6 days | Unfavourable season |
| February | 6.7 °C | 6.7 °C | 6 days | Unfavourable season |
| March | 9.3 °C | 7.2 °C | 9 days | Unfavourable season |
| April | 14.8 °C | 9.5 °C | 5 days | Possible, with trade-offs |
| May | 20.1 °C | 15 °C | 7 days | Pleasant — a good time to go |
| June | 26.3 °C | 21.7 °C | 5 days | Ideal — one of the best times of year |
| July | 28.8 °C | 25.2 °C | 4 days | Ideal — one of the best times of year |
| August | 29 °C | 26 °C | 5 days | Ideal — one of the best times of year |
| September | 24.2 °C | 23.5 °C | 7 days | Ideal — one of the best times of year |
| October | 18 °C | 19 °C | 8 days | Possible, with trade-offs |
| November | 12.2 °C | 14.2 °C | 9 days | Possible, with trade-offs |
| December | 8.1 °C | 10.1 °C | 9 days | Unfavourable season |
Nearby in September
Before you go
Three things to check once you have picked your dates.
Entry
Visa required before departure. Passport valid for at least 6 months. Passport valid 6 months after the visa expires and signed; biometrics taken on arrival; register within 7 working days and keep your immigration card.
For a British passport, per the UK Foreign Office on 3 July 2026. Rules change: check before booking.
Safety
Travel advised against
Authorities advise against travelling there.
Official advice updated 3 July 2026
Health
Vaccines · hepatitis A and hepatitis B if you are not already vaccinated; Japanese encephalitis and tick-borne 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.
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 Derbent in September?
The sea averages 23.5°C in September — swimming is possible but brisk.
How hot is Derbent in September?
Expect 24.2°C in the afternoon and 18.9°C at night, averaged over the last 10 years.
Does it rain a lot in Derbent in September?
Around 7 days with rain (≥ 1 mm) in the month — 22% of days.