Liberia weather in September 2025

Expect 29°C daytime maximum temperatures in the shade with on average 3 hours of sunshine per day in Liberia in September. Check more long-term weather averages for Liberia in September before you book your next holiday to Liberia in 2025/2026.

  • 29°C maximum daytime temperature in September in Liberia (Monrovia)29
    29°C max day temperature
  • 3 hours of sunshine per day
  • 25 days with some rainfall in September in Liberia (Monrovia)25
    25 days with some rainfall
  • 21°C minimum night-time temperature in September in Liberia (Monrovia)21
    21°C min night temperature
  • 12 hours of daylight per day in September in Liberia (Monrovia)12
    12 hours of daylight per day
  • High heat & humidity in September in Liberia (Monrovia)H
    High heat & humidity
  • 587 mm monthly rainfall in September in Liberia (Monrovia)587
    587 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Liberia (Monrovia)11
    11+ (Extreme) UV index
  • 27°C sea temperature in September in Liberia (Monrovia)27
    27°C sea temperature

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The September weather guide for Liberia (Monrovia) 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 Liberia destinations

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

All Liberia destinations

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

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How hot is it in Liberia in September?

Daytime temperatures usually reach 29°C in Monrovia, Liberia in September with high heat and humidity, falling to 21°C at night.

How sunny is it in Liberia in September?

There are normally 3 hours of bright sunshine each day in Monrovia, Liberia in September - that's 28% of daylight hours.

How warm is the sea around Liberia in September?

The average sea temperature around Monrovia, Liberia in September is 27°C.

Does it rain in Liberia in September?

There are usually 25 days with some rain in Monrovia, Liberia in September and the average monthly rainfall is 587mm.

Liberia September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:36 18:50
Monday, 15th September 2025 06:34 18:43
Tuesday, 30th September 2025 06:31 18:35

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