September · Liberia
Best time to visit Monrovia in September Weather, crowds & prices
Weather in Monrovia in September
Average temperature 25°C, 479 mm of rain, about 19 days with 6+ hours of sunshine and 89% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
September score
3.5/10
Ranked #11 of 12 months
- Avg temp
- 25°C
- Rainfall
- 479 mm
- Humidity
- 89%
- Days with 6h+ sun
- 19
- Crowd Density
- Quiet / Uncrowded
- Average Expenses
- $ · Budget Friendly ($)
September in Monrovia scores 3.5/10 for sightseeing and cultural travel - ranked #11 of 12. Expect around 25°C, 479 mm of rain, and roughly 19 days with 6+ hours of sunshine this month.
Monrovia is Liberia's Atlantic capital, with Providence Island, markets, beaches, music, and a strong connection to the country's returnee history.
September in Monrovia — off-season conditions
At 25°C (77°F) this is comfortable city weather in September, with sightseeing easiest before lunch and after the afternoon peak.
Expect monsoon-level rainfall at 479 mm: only about 19 days with 6+ hours of sunshine across the month, and stretches of heavy rain are normal.
That is 3.5/10 on the same scale — 11th of 12 months, versus 6.7/10 for the best month here.
Pack light clothing, a hat and real sun protection, a proper rain shell rather than an umbrella.
Expect low-season pricing, and crowds are light for this destination.
If your dates are flexible, February is materially better in Monrovia — 3.2 points higher on the same scale.
Frequently asked
- What is the weather like in Monrovia in September?
- In September, Monrovia averages 25°C, 479 mm of rain, and about 19 days with 6+ hours of sunshine. Its climate-comfort score is 3.5/10.
- Is September a good time to visit Monrovia?
- 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 Monrovia in September?
- Expect about 479 mm of rain in September. Average humidity is 89% and there are about 19 days with 6+ hours of sunshine.
Curated in Monrovia
Tickets & experiences
Things to do in Monrovia
Monrovia, Liberia. Live activities and tours from GetYourGuide, matched to this destination.