September · Liberia
Best time to visit Robertsport in September Weather, crowds & prices
Weather in Robertsport in September
Average temperature 25°C, 474 mm of rain, about 18 days with 6+ hours of sunshine and 90% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
September score
3.5/10
Ranked #10 of 12 months
- Avg temp
- 25°C
- Rainfall
- 474 mm
- Humidity
- 90%
- Days with 6h+ sun
- 18
- Crowd Density
- Quiet / Uncrowded
- Average Expenses
- $ · Budget Friendly ($)
September in Robertsport scores 3.5/10 for sightseeing and cultural travel - ranked #10 of 12. Expect around 25°C, 474 mm of rain, and roughly 18 days with 6+ hours of sunshine this month.
Robertsport is Liberia's surf-coast town on the Cape Mount peninsula, between Lake Piso, Atlantic beaches, and a small but growing visitor base.
September in Robertsport — the hardest end of the year
September averages 25°C (77°F) — pleasant for mornings and evenings on foot in the city, with a midday break when the sun is strongest.
474 mm of rain puts this in monsoon territory — about 18 days with 6+ hours of sunshine across the whole month, and multi-day washouts are normal.
It scores 3.5/10 here, 10th of 12 months, against 6.8/10 in the destination's best month.
Pack light clothing, a hat and real sun protection, a proper rain shell rather than an umbrella.
Plan for low-season pricing, with crowds are light for this destination.
Flexible dates? January scores 3.3 points higher here — enough to change the trip.
Frequently asked
- What is the weather like in Robertsport in September?
- In September, Robertsport averages 25°C, 474 mm of rain, and about 18 days with 6+ hours of sunshine. Its climate-comfort score is 3.5/10.
- Is September a good time to visit Robertsport?
- September earns a 3.5/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Robertsport in September?
- Expect about 474 mm of rain in September. Average humidity is 90% and there are about 18 days with 6+ hours of sunshine.
Curated in Robertsport
Tickets & experiences
Things to do in Robertsport
Robertsport, Liberia. Live activities and tours from GetYourGuide, matched to this destination.