Port Loko weather in August

In August, Port Loko sees average daytime highs of 28°C and overnight lows near 23°C, with 610 mm of rain across 30.1 wet days and about 12.3 hours of daylight. It is the 12th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 0% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 12 h 24 min at the start of August to 12 h 12 min by month's end. Set against the rest of the year, August is Port Loko's 12th-clearest and 3rd-windiest month. For the whole year in context, see Port Loko's year-round climate.

Daytime high
28°
12th warmest
Overnight low
23°
3rd coldest
Rainfall
610 mm
30.1 wet days
Daylight
12 h 18 min
6:47 AM – 7:04 PM
Cloud cover
91%
12th clearest
Wind
7 km/h
3rd windiest
Solar energy
3.42 kWh/m²
Travel score
3.3
out of 10

Port Loko is city.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical August day in Port Loko reaches about 28°C in the afternoon and slips back to 23°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 29°C. Set against its neighbours, August runs on par with July and about 1°C cooler than September.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12823
22823
32823
42823
52823
62823
72823
82823
92823
102823
112823
122823
132823
142823
152823
162823
172823
182823
192823
202823
212823
222823
232823
242823
252823
262823
272823
282823
292823
302823
312823

How August really feels in Port Loko

Once humidity and wind are folded in, August averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

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

August sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Port Loko weather by month

How August compares with the rest of the year at a glance. August is the 12th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 22°112.711.54.7
Feb34° / 23°71.711.74.1
Mar34° / 24°21511.93.6
Apr33° / 25°568.912.23.5
May31° / 24°24624.912.42.9
Jun29° / 23°39429.512.52.8
Jul28° / 23°53930.212.53.1
Aug28° / 23°61030.112.33.3
Sep29° / 23°49429.612.12.9
Oct30° / 23°30229.911.82.8
Nov30° / 23°12921.711.63.6
Dec31° / 23°276.711.55.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 0% of the time in August, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 1% of August, with mostly cloudy or overcast conditions the remaining 99%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1199
2199
3199
4199
5199
6199
7199
8199
9199
10199
11199
12199
13199
14199
15199
16199
17199
18199
19199
20199
21199
22199
23199
24199
25199
26199
27199
28199
29199
30199
31298

Chance of precipitation in August

Any precipitation

Port Loko gets around 610 mm of rain over 30.1 wet days in August, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 97% and peaks near 99% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
196
296
396
496
596
696
796
896
996
1096
1197
1297
1397
1497
1597
1697
1797
1897
1998
2098
2198
2298
2398
2498
2598
2698
2798
2898
2999
3099
3199

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the oppressive band about 98% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
11981
21981
31981
41981
51981
61981
71981
80991
90991
100991
110991
120991
130982
140982
150982
160982
170982
180982
190982
200982
210982
220982
230982
240982
250982
260982
270982
280982
290982
300982
310982

Wind in August

Winds average 7 km/h in August.

Across August, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
316calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 12 h 24 min at the start of August to 12 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over August. Sunrise moves from 6:46 AM to 6:46 AM, and sunset from 7:09 PM to 6:57 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.46:467:09
212.46:467:09
312.46:467:08
412.46:467:08
512.46:467:08
612.46:467:08
712.46:467:07
812.36:467:07
912.36:467:07
1012.36:467:06
1112.36:467:06
1212.36:467:06
1312.36:467:05
1412.36:467:05
1512.36:477:04
1612.36:477:04
1712.36:477:04
1812.36:477:03
1912.36:477:03
2012.36:467:02
2112.36:467:02
2212.26:467:01
2312.26:467:01
2412.26:467:00
2512.26:467:00
2612.26:466:59
2712.26:466:59
2812.26:466:58
2912.26:466:58
3012.26:466:57
3112.26:466:57

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 3.42 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 3.42 kWh/m² to a high of 6.03 kWh/m² in March across the year — August's 3.42 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.3Moderate
23.3Moderate
33.3Moderate
43.3Moderate
53.3Moderate
63.3Moderate
73.3Moderate
83.3Moderate
93.3Moderate
103.3Moderate
113.3Moderate
123.3Moderate
133.4Moderate
143.4Moderate
153.4Moderate
163.4Moderate
173.4Moderate
183.4Moderate
193.4Moderate
203.4Moderate
213.5Moderate
223.5Moderate
233.5Moderate
243.5Moderate
253.5Moderate
263.5Moderate
273.6Moderate
283.6Moderate
293.6Moderate
303.6Moderate
313.6Moderate
Planning a trip in August

Hazard calendar for Port Loko

In seasonPeak

In August, Port Loko sits inside its monsoon season. The full year is below, with each hazard's peak months called out.

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

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

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

Is August a good time to visit Port Loko?

Our two travel scores rate August for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

3.3
Sightseeing
7th-best month of the year
3.5
Beach & pool
12th-best month of the year

August is a weaker month for outdoor sightseeing in Port Loko.

What to pack for Port Loko in August

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

In August, Port Loko sees daytime highs around 28°C and nights near 23°C. Pack light clothes and rain gear. About 30 days see rain.

light clothesrain gear

Sea temperature near Port Loko in August

The nearest coast averages about 27°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 66 km away) is warmest in November at about 29°C and coldest in August near 27°C.

The water stays above 20°C all year — warm enough for a swim any month.

26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Warm
Feb27Warm
Mar27Warm
Apr28Warm
May28Tropical
Jun28Tropical
Jul28Warm
Aug27Warm
Sep27Warm
Oct28Tropical
Nov29Tropical
Dec29Tropical

UV index in Port Loko in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Port Loko peaks around August 20 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 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 20UV 13Dec 15UV 8
UV index (midday)Level
Jan9Very high
Feb12Extreme
Mar13Extreme
Apr11Extreme
May12Extreme
Jun12Extreme
Jul11Extreme
Aug13Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec8Very high

Air quality in Port Loko in August

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Port Loko 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 Port Loko?

Port Loko sits at 8.8°N, 12.8°W, 51 m above sea level, in Sierra Leone. The nearest listed city is Lunsar, 29 km away.

LunsarWaterlooFreetownGoderichMile 91ForécariahMakeniNjala

Topography around Port Loko

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

Within 3 km, the terrain around Port Loko has only modest variations in elevation — a maximum elevation change of 65 m around an average of 31 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 120 m; within 80 km, large variations in elevation — a maximum elevation change of 885 m.

The land around Port Loko is covered by trees (60%) and grassland (22%) within 3 km, trees (59%) and grassland (27%) within 16 km, and trees (44%) and grassland (21%) within 80 km.

3 km
65 m
16 km
120 m
80 km
885 m
treesshrubsgrasslandartificial surfaceswaterwetlandmangroves
August weather nearby: Lunsar 29 km · Waterloo 57 km · Freetown 58 km · Goderich 67 km · Mile 91 71 km · Forécariah 81 km · Makeni 83 km · Njala 104 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 Port Loko (8.7661°, -12.787°, elevation 51 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).