Lunsar, Sierra Leone experiences average highs of 31°C (88°F) and lows of 23°C (73°F) throughout the year. Rainfall is frequent, averaging about 17 rainy days per month. Sunshine is abundant, averaging about 9 hours per day. High humidity combined with warm temperatures produces a tropical feel year-round. Average highs have stayed broadly stable across the available records.
Lunsar, Sierra Leone Weather & Climate 2026
Monthly climate averages for Lunsar, Sierra Leone. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Jan–Dec 
Wetter season: May–Oct At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
3.5/10
Best: January, December
UV Index
8
High
Temperature 31°C / 23°C
Feels Like 36°C / 28°C
Rainy Days 17
Rainfall 245 mm
Sunshine 9 h
Humidity 81%
Wind Speed 11 km/h
Dew Point 24°C
Hottest Month
36°C
February
Avg Low23°C
Rain1days
Coldest Month
23°C
August
Avg High28°C
Rain30days
Driest Month
1days
January
Avg High34°C
Avg Low23°C
Windiest Month
15 km/h
March (Gusts 35)
Worst Time to Visit
Consider avoiding April, May, October, November due to extreme heat, heavy rainfall, oppressive humidity.
Sun Position
Sunrise 06:33
Daylight 12.6h
Sunset 19:11
Live conditions—
Lunsar on the map · live conditions
Lunsar, Sierra Leone
- Continent
- Africa
- Country
- Sierra Leone
- City
- Lunsar
- Population
- 22.5K
- Coordinates
- 8.68°, -12.53°
Seasonal Breakdown
Spring
Mar–May
Avg High 34°C
Avg Low 24°C
Rain 13 days/mo
Summer
Jun–Aug
Avg High 28°C
Avg Low 23°C
Rain 30 days/mo
Autumn
Sep–Nov
Avg High 29°C
Avg Low 23°C
Rain 24 days/mo
Winter
Dec–Feb
Avg High 34°C
Avg Low 23°C
Rain 2 days/mo
2/3 best months
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
HighLowShaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 34°C / 23°C . Feb: 36°C / 23°C . Mar: 36°C / 24°C . Apr: 34°C / 25°C . May: 32°C / 24°C . Jun: 30°C / 23°C . Jul: 28°C / 23°C . Aug: 28°C / 23°C . Sep: 28°C / 23°C . Oct: 30°C / 23°C . Nov: 31°C / 23°C . Dec: 32°C / 23°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 3 mm. Feb: 6 mm. Mar: 14 mm. Apr: 57 mm. May: 186 mm. Jun: 372 mm. Jul: 633 mm. Aug: 655 mm. Sep: 613 mm. Oct: 271 mm. Nov: 110 mm. Dec: 16 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 69%. Feb: 66%. Mar: 67%. Apr: 72%. May: 82%. Jun: 88%. Jul: 91%. Aug: 92%. Sep: 92%. Oct: 89%. Nov: 86%. Dec: 78%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 13 km/h . Feb: 14 km/h . Mar: 15 km/h . Apr: 13 km/h . May: 11 km/h . Jun: 10 km/h . Jul: 11 km/h . Aug: 11 km/h . Sep: 10 km/h . Oct: 9 km/h . Nov: 9 km/h . Dec: 10 km/h .
Sunshine
Sunshine
Sunshine: Jan: 10h. Feb: 11h. Mar: 11h. Apr: 11h. May: 9h. Jun: 8h. Jul: 6h. Aug: 6h. Sep: 7h. Oct: 9h. Nov: 10h. Dec: 10h.
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 8. Feb: UV 9. Mar: UV 9. Apr: UV 9. May: UV 8. Jun: UV 8. Jul: UV 7. Aug: UV 7. Sep: UV 7. Oct: UV 8. Nov: UV 8. Dec: UV 7.
Monthly Daylight Hours
Daylight12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy
Climate Trends
Average highs have stayed broadly stable across the available records. Average rainfall has remained broadly steady.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Mar 2025 · 37°C | Feb · 36°C |
| Coldest month | Aug 2025 · 22°C | Aug · 23°C |
| Wettest month | Sep 2025 · 883 mm | Aug · 655 mm |
| Windiest month | Mar 2025 · 16 km/h | Mar · 15 km/h |
Month-by-Month Weather Table
January best
Fair 
February
Poor March
Poor April
Poor May
Wet June
Wet July
Wet August
Wet September
Wet October
Wet November
Poor December best
Fair | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January best | 34°C / 23°C | 37°C / 27°C | 1days (3 mm) Excellent | 10.1h Excellent | 69% Muggy | 7.5 Very High | Fair | View Details |
| February | 36°C / 23°C | 39°C / 28°C | 1days (6 mm) Excellent | 10.5h Excellent | 66% Muggy | 8.5 Very High | Poor | View Details |
| March | 36°C / 24°C | 40°C / 29°C | 4days (14 mm) Good | 10.8h Excellent | 67% Muggy | 8.9 Very High | Poor | View Details |
| April | 34°C / 25°C | 40°C / 30°C | 11days (57 mm) Wet | 10.6h Excellent | 72% Muggy | 8.8 Very High | Poor | View Details |
| May | 32°C / 24°C | 38°C / 30°C | 23days (186 mm) Wet | 8.9h Good | 82% Humid | 7.8 Very High | Wet | View Details |
| June | 30°C / 23°C | 35°C / 28°C | 29days (372 mm) Wet | 8h Good | 88% Very Muggy | 7.6 Very High | Wet | View Details |
| July | 28°C / 23°C | 33°C / 27°C | 30days (633 mm) Wet | 6.1h Fair | 91% Very Muggy | 7.1 Very High | Wet | View Details |
| August | 28°C / 23°C | 32°C / 27°C | 30days (655 mm) Wet | 5.5h Fair | 92% Very Muggy | 6.8 High | Wet | View Details |
| September | 28°C / 23°C | 34°C / 27°C | 29days (613 mm) Wet | 6.5h Fair | 92% Very Muggy | 7.3 Very High | Wet | View Details |
| October | 30°C / 23°C | 36°C / 27°C | 28days (271 mm) Wet | 8.5h Good | 89% Very Muggy | 7.9 Very High | Wet | View Details |
| November | 31°C / 23°C | 37°C / 28°C | 16days (110 mm) Wet | 9.6h Good | 86% Very Muggy | 7.6 Very High | Poor | View Details |
| December best | 32°C / 23°C | 37°C / 27°C | 4days (16 mm) Good | 10.3h Excellent | 78% Humid | 7.3 Very High | Fair | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Lunsar are January, December, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Lunsar, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Lunsar is February, with average daytime highs of 36°C (96°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Lunsar is August, with average overnight lows of 23°C (73°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Lunsar is August, averaging 655mm of precipitation across 30 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Lunsar runs through July, August, June, September, with the heaviest rainfall in July. Based on 10-year averages for Lunsar.
Lunsar receives approximately 105 sunshine hours per year. The sunniest month is March with around 11 hours. Based on climate data for Lunsar.
The least favorable months to visit Lunsar are April, May, October, November, primarily due to extreme heat, heavy rainfall, oppressive humidity. For the best conditions, consider January, December instead.
The annual average UV index in Lunsar is 8, classified as high. SPF 30+ sunscreen, sunglasses, and seeking shade between 10:00–16:00 are strongly recommended.
Average humidity in Lunsar is 81%, classified as humid. High humidity makes warm temperatures feel significantly hotter — lightweight, breathable clothing is recommended.
Average wind speeds in Lunsar are 11 km/h (7 mph). The windiest month is March with peak winds reaching 15 km/h (9 mph) (gusts up to 35 km/h / 21 mph).
Lunsar averages 3 clear-sky days per month with overall cloud cover around 67%. The clearest skies occur in January.
The annual average dew point in Lunsar is 24°C (75°F), which feels oppressively humid. Expect heavy perspiration during warmer months — stay hydrated and take breaks in air-conditioned spaces.
Lunsar has a Tropical Monsoon climate, classified as Am under the Köppen system. Tropical climates are warm year-round with high rainfall and temperatures rarely dropping below 18°C (64°F).
The 'feels like' temperature in Lunsar ranges from 28°C (82°F) to 36°C (97°F) on average. Humidity and radiant heat mean it often feels warmer than the thermometer reads, especially in summer months.
June is not the best time to visit Lunsar, with a climate score of 2.8/10. Consider visiting during January, December instead for better conditions.
For June in Lunsar, pack Umbrella, Waterproof jacket, Waterproof shoes, Breathable clothing, Sunscreen (SPF 30+). With average highs of 30°C (86°F) and 29 rainy days, these essentials will keep you comfortable.
Data Source
Climate data derived from ERA5 reanalysis (ECMWF), averaged over 2016–2025. Sea surface temperature from marine reanalysis data. Climate scores and seasonal estimates are computed by WorldStats.
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