Lunsar in Summer

In summer (June, July and August), Lunsar sees average daytime highs around 29°C and overnight lows near 23°C, with 1376 mm of rain over about 89 wet days across the season. It is the coldest season of the year and the wettest season of the year.

Over the season highs ease from about 30°C in early June to 28°C by late August. The sky is clear or mostly clear about 0% of the time across summer, and the air most often feels oppressive.

Summer is Lunsar's 3rd-best season to visit on our travel score. For the whole year in context, see Lunsar's year-round climate.

Avg daytime high
29°C
coldest season of the year
Avg overnight low
23°C
Rainfall
1376 mm
89 wet days
Avg wind
6 km/h
Travel score
3.0
3rd-best season
Months
Jun · Jul · Aug

Temperature in Lunsar in Summer

Average highAverage lowShaded bands: 10–90% of days

Over the season highs ease from about 30°C in early June to 28°C by late August.

A typical summer day in Lunsar reaches about 29°C and drops to 23°C overnight. The warmest of the three months is June, the coolest August.

20°25°30°35°JunJulAug

How summer really feels in Lunsar

Once humidity and wind are folded in, summer brings about 32 days that feel above 32°C and 0 that feel at or below 0°C.

Days feeling ≥ 32°C
32
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in summer is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Lunsar weather by month

How the three summer months (June, July and August) compare with the rest of the year — the season's months are highlighted.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 22°102.711.64.1
Feb35° / 23°81.911.73.2
Mar35° / 24°255.911.92.8
Apr34° / 24°6010.912.22.9
May31° / 24°22324.912.42.7
Jun30° / 23°3512912.52.8
Jul28° / 22°4823012.53.1
Aug28° / 22°54330.112.33.2
Sep29° / 22°43929.312.12.9
Oct30° / 23°26229.311.82.8
Nov30° / 22°10218.711.63.7
Dec32° / 22°215.511.54.8

Cloud cover in Summer

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 0% of the time across summer.

0%25%50%75%100%JunJulAug

Chance of precipitation in Summer

Any precipitation

Lunsar gets around 1376 mm of rain over 89 wet days across summer. The line is the day-by-day chance of measurable precipitation.

0%20%40%60%80%100%JunJulAug

Humidity in Summer

DryComfortableHumidMuggyOppressiveMiserable

Most of summer feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.

0%25%50%75%100%JunJulAug

Wind in Summer

Winds average 6 km/h across summer.

0246810JunJulAug

Sunrise & sunset in Summer

DaylightNight

Daylight runs from about 12 h 30 min in early June to 12 h 12 min by late August. The lit band spans sunrise to sunset each day.

12 AM4 AM8 AM12 PM4 PM8 PM12 AMJunJulAug

Solar energy in Summer

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across summer, about 3.6 kWh/m².

012345JunJulAug
Planning a trip in summer

Hazard calendar for Lunsar

In seasonPeak

In summer, Lunsar overlaps its monsoon season. The full year is below, with each hazard's peak months called out.

Lunsar's monsoon runs June–October, when most of the year's rain falls.

Lunsar sees seasonal dust haze (February–April), heaviest in February.

Monsoon
Dust
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is summer a good time to visit Lunsar?

Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.

3.0
Sightseeing
3rd-best month of the year
3.6
Beach & pool
4th-best month of the year

summer is a weaker month for outdoor sightseeing in Lunsar.

What to pack for Lunsar in Summer

From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In summer, Lunsar sees daytime highs around 29°C and nights near 23°C. Pack light clothes and rain gear. About 89 days see rain.

light clothesrain gear

UV index in Lunsar in Summer

LowModerateHighVery highExtreme

Clear-sky midday UV across summer averages around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Lunsar peaks around August 19 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 8 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highAug 19UV 13Dec 16UV 8
UV index (midday)Level
Jan9Very high
Feb12Extreme
Mar13Extreme
Apr11Extreme
May12Extreme
Jun12Extreme
Jul11Extreme
Aug13Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec8Very high

Air quality in Lunsar in Summer

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.

Air quality in Lunsar is worst in April — around 267 µg/m³ PM2.5 (very unhealthy), about 19.2× the cleanest month (August, 14 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0306090120150180210240270JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyVery unhealthyModerateUnhealthyApr 15244 µg/m³Aug 1614 µg/m³
PM2.5 (µg/m³)Level
Jan96Unhealthy
Feb97Unhealthy
Mar93Unhealthy
Apr267Very unhealthy
May55Poor
Jun25Moderate
Jul16Moderate
Aug14Moderate
Sep17Moderate
Oct24Moderate
Nov35Poor
Dec67Unhealthy
Location & terrain

Where is Lunsar?

Lunsar sits at 8.7°N, 12.5°W, 64 m above sea level, in Sierra Leone. The nearest listed city is Port Loko, 29 km away.

Port LokoMile 91MakeniWaterlooNjalaFreetownGoderichForécariah

Topography around Lunsar

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Lunsar.

Within 3 km, the terrain around Lunsar has only modest variations in elevation — a maximum elevation change of 114 m around an average of 62 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 146 m; within 80 km, large variations in elevation — a maximum elevation change of 885 m.

The land around Lunsar is covered by grassland (37%) and trees (34%) within 3 km, trees (47%), grassland (30%) and shrubs (21%) within 16 km, and trees (51%) and grassland (26%) within 80 km.

3 km
114 m
16 km
146 m
80 km
885 m
treesshrubsgrasslandartificial surfaceswaterwetlandmangroves
Summer weather nearby: Port Loko 29 km · Mile 91 43 km · Makeni 58 km · Waterloo 70 km · Njala 76 km · Freetown 80 km · Goderich 87 km · Forécariah 103 km

Sierra Leone travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type D / G
230 V · 50 Hz
Prices
≈ 24% of US
price level, 2025
GDP per capita
$846
2025
Happiness
3.3 / 10
World Happiness, 2025
Safe drinking water
11%
of population, 2024
Homicide rate
2.2
per 100k, 2020
Road deaths
33
per 100k/yr, 2019
Income group
Low
World Bank
Religion
Muslim 77%Christian 23%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Lunsar (8.6844°, -12.535°, elevation 64 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.