Lebanon weather in September 2025

Expect 29°C daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in Lebanon in September. Check more long-term weather averages for Lebanon in September before you book your next holiday to Lebanon in 2025/2026.

  • 29°C maximum daytime temperature in September in Lebanon (Beirut)29
    29°C max day temperature
  • 10 hours of sunshine per day
  • 1 day with some rainfall in September in Lebanon (Beirut)1
    1 day with some rainfall
  • 19°C minimum night-time temperature in September in Lebanon (Beirut)19
    19°C min night temperature
  • 12 hours of daylight per day in September in Lebanon (Beirut)12
    12 hours of daylight per day
  • Moderate heat & humidity in September in Lebanon (Beirut)M
    Moderate heat & humidity
  • 3 mm monthly rainfall in September in Lebanon (Beirut)3
    3 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in September in Lebanon (Beirut)9
    9 (Very High) UV index
  • 28°C sea temperature in September in Lebanon (Beirut)28
    28°C sea temperature

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The September weather guide for Lebanon (Beirut) 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.

Top Lebanon destinations

Below are average maximum temperatures at popular countries, regions and places in the Lebanon in September. Select a holiday destination to see more weather parameters.

All Lebanon destinations

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in the Lebanon in September?

Daytime temperatures usually reach 29°C in Beirut, Lebanon in September with moderate heat and humidity, falling to 19°C at night.

How sunny is it in the Lebanon in September?

There are normally 10 hours of bright sunshine each day in Beirut, Lebanon in September - that's 78% of daylight hours.

How warm is the sea around the Lebanon in September?

The average sea temperature around Beirut, Lebanon in September is 28°C.

Does it ever rain in the Lebanon in September?

There is usually 1 day with some rain in Beirut, Lebanon in September and the average monthly rainfall is 3mm.

Lebanon September sunrise & sunset times

Browse the sunrise and sunset times for Lebanon in September 2025. Select a month to view Lebanon sunrise and sunset times for the next 12 months. The Lebanon sunrise and sunset times shown below are for Beirut.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:12 18:04
Monday, 15th September 2025 05:21 17:45
Tuesday, 30th September 2025 05:32 17:24

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