December · Sierra Leone
Best time to visit Bo in December Weather, crowds & prices
Weather in Bo in December
Average temperature 26°C, 31 mm of rain, about 30 days with 6+ hours of sunshine and 78% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
December score
8.3/10
Ranked #1 of 12 months
- Avg temp
- 26°C
- Rainfall
- 31 mm
- Humidity
- 78%
- Days with 6h+ sun
- 30
- Crowd Density
- Peak Tourist Rush
- Average Expenses
- $$$ · Peak Season Rates ($$$)
December in Bo scores 8.3/10 for sightseeing and cultural travel - the single best month of the year. Expect around 26°C, 31 mm of rain, and roughly 30 days with 6+ hours of sunshine this month.
Bo is Sierra Leone's energetic southern regional city, with markets, education, local commerce, and road connections toward the country's forests and coast.
December in Bo tops the year's climate scores
At 26°C (78°F) this is comfortable city weather in December, with sightseeing easiest before lunch and after the afternoon peak.
With around 31 mm of rain, any showers tend to pass through rather than settle in; about 30 days with 6+ hours of sunshine and 11.7 hours of daylight fill the rest.
On our climate-comfort scale this is the top-ranked month of the year for Bo at 8.3/10 — the reference point every other month on this page is measured against.
Pack light clothing, a hat and real sun protection.
Expect peak pricing, and this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.
Frequently asked
- What is the weather like in Bo in December?
- In December, Bo averages 26°C, 31 mm of rain, and about 30 days with 6+ hours of sunshine. Its climate-comfort score is 8.3/10.
- Is December a good time to visit Bo?
- December earns a 8.3/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Bo in December?
- Expect about 31 mm of rain in December. Average humidity is 78% and there are about 30 days with 6+ hours of sunshine.
Curated in Bo
Tickets & experiences
Things to do in Bo
Bo, Sierra Leone. Live activities and tours from GetYourGuide, matched to this destination.