Datca weather in September 2025

Expect 84°F daytime maximum temperatures in the shade with on average 11 hours of sunshine per day in Datca in September. Check more long-term weather averages for Datca in September before you book your next holiday to Dalaman & Marmaris Coast in 2025/2026.

  • 84°F maximum daytime temperature in September in Datca84
    84°F max day temperature
  • 11 hours of sunshine per day
  • 4 days with some rainfall in September in Datca4
    4 days with some rainfall
  • 66°F minimum night-time temperature in September in Datca66
    66°F min night temperature
  • 12 hours of daylight per day in September in Datca12
    12 hours of daylight per day
  • Moderate heat & humidity in September in DatcaM
    Moderate heat & humidity
  • 0.6 inches monthly rainfall in September in Datca0.6
    0.6 inches of monthly rainfall
  • UV (maximum) index 7 (High) in September in Datca7
    7 (High) UV index
  • 77°F sea temperature in September in Datca77
    77°F sea temperature

More about the Datca

Datca by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for the Dalaman & Marmaris

TUI: up to 7% off holidays booked online

  • Book online with TUI & save up to 7% on holidays
  • FREE child places available for select holidays
  • Pay £0 deposits with direct debit & spread the cost
Go to TUI deal >>

View all TUI offers

TUITUI deal finder

The September weather guide for Dalaman & Marmaris Coast (Datca) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

Back to top

More about the Dalaman & Marmaris Coast

How hot is it in Datca in September?

Daytime temperatures usually reach 84°F in Datca in September with moderate heat and humidity, falling to 66°F at night.

How sunny is it in Datca in September?

There are normally 11 hours of bright sunshine each day in Datca in September - that's 90% of daylight hours.

How warm is the sea around Datca in September?

The average sea temperature around Datca in September is 77°F.

Does it rain in Datca in September?

There are usually 4 days with some rain in Datca in September and the average monthly rainfall is 0.6 inches.

Datca September sunrise & sunset times

Browse the sunrise and sunset times for Datca in September 2025. Select a month to view Datca sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:40 19:37
Monday, 15th September 2025 06:52 19:17
Tuesday, 30th September 2025 07:04 18:54

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^