Liberia weather in August

In August, Liberia sees average daytime highs of 30°C and overnight lows near 22°C, with 207 mm of rain across 19.6 wet days and about 12.4 hours of daylight. It is the 5th-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 4% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 12 h 30 min at the start of August to 12 h 12 min by month's end. Set against the rest of the year, August is Liberia's 9th-clearest and 9th-windiest month. For the whole year in context, see Liberia's year-round climate.

Daytime high
30°
5th warmest
Overnight low
22°
8th coldest
Rainfall
207 mm
19.6 wet days
Daylight
12 h 24 min
5:35 AM – 5:56 PM
Cloud cover
84%
9th clearest
Wind
7 km/h
9th windiest
Solar energy
5.13 kWh/m²
Travel score
3.7
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical August day in Liberia reaches about 30°C in the afternoon and slips back to 22°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 32°C. Set against its neighbours, August runs on par with July and on par with September.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13023
23023
33023
43023
53023
63023
73023
83023
93023
103023
113022
123022
133022
143022
153022
163022
173022
183022
193022
203022
213022
223022
233022
243022
253022
263022
273022
283022
293022
303022
313022

How August really feels in Liberia

Once humidity and wind are folded in, August averages 31 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
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Liberia weather by month

How August compares with the rest of the year at a glance. August is the 5th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 22°30.611.47.1
Feb30° / 22°20.311.66.5
Mar32° / 22°30.911.95.4
Apr33° / 23°304.712.24.0
May32° / 23°24317.912.53.3
Jun30° / 23°27622.512.63.3
Jul30° / 23°16116.412.64.1
Aug30° / 22°20719.612.43.7
Sep29° / 22°35225.712.13.1
Oct29° / 22°36125.111.83.5
Nov29° / 22°10911.411.55.3
Dec29° / 22°12211.46.9

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 4% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 7% of August, with mostly cloudy or overcast conditions the remaining 90%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11387
21387
31387
41387
51387
61288
71288
81288
91288
101288
111090
121090
131090
141090
151090
161090
171090
181090
191090
201090
211090
221090
23991
24991
25991
26991
27991
28991
29991
30991
31991

Chance of precipitation in August

Any precipitation

Liberia gets around 207 mm of rain over 19.6 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 63% and peaks near 77% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
149
250
350
451
551
652
753
854
955
1056
1157
1258
1360
1461
1562
1663
1765
1866
1967
2068
2170
2271
2372
2472
2573
2674
2775
2875
2976
3077
3177

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 95% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
16931
26931
36931
46931
56931
65941
75941
85941
95941
104951
114951
124951
134951
143961
153970
163970
173970
183970
193970
203970
213970
223970
233970
243970
253970
263970
273970
283970
293970
303961
313961

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 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 12 h 30 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 18 minutes over August. Sunrise moves from 5:34 AM to 5:35 AM, and sunset from 6:02 PM to 5:48 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.55:346:02
212.55:346:02
312.55:346:01
412.55:346:01
512.45:346:01
612.45:346:00
712.45:346:00
812.45:356:00
912.45:355:59
1012.45:355:59
1112.45:355:59
1212.45:355:58
1312.45:355:58
1412.45:355:57
1512.45:355:57
1612.45:355:56
1712.35:355:56
1812.35:355:56
1912.35:355:55
2012.35:355:55
2112.35:355:54
2212.35:355:53
2312.35:355:53
2412.35:355:52
2512.35:355:52
2612.35:355:51
2712.35:355:51
2812.25:355:50
2912.25:355:49
3012.25:355:49
3112.25:355:48

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.13 kWh/m².

For context, solar energy here swings from a low near 4.47 kWh/m² to a high of 6.56 kWh/m² in March across the year — August's 5.13 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.1Bright
55.1Bright
65.1Bright
75.1Bright
85.1Bright
95.1Bright
105.1Bright
115.1Bright
125.1Bright
135.1Bright
145.1Bright
155.1Bright
165.1Bright
175.1Bright
185.1Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.1Bright
245.1Bright
255.1Bright
265.1Bright
275.1Bright
285.1Bright
295.1Bright
305.1Bright
315.1Bright
Planning a trip in August

Hazard calendar for Liberia

In seasonPeak

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

Liberia's monsoon runs May–June, when most of the year's rain falls.

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

Is August a good time to visit Liberia?

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

3.7
Sightseeing
8th-best month of the year
5.1
Beach & pool
9th-best month of the year

August is a weaker month for outdoor sightseeing in Liberia.

What to pack for Liberia in August

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

In August, Liberia sees daytime highs around 30°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 20 days see rain.

light clothesrain gearsun protection

Sea temperature near Liberia in August

The nearest coast averages about 29°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 20 km away) is warmest in May at about 29°C and coldest in February 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
Jan27Warm
Feb27Warm
Mar27Warm
Apr29Tropical
May29Tropical
Jun29Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct28Tropical
Nov28Warm
Dec27Warm

UV index in Liberia 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 Liberia peaks around March 19 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highMar 19UV 14Dec 15UV 9
UV index (midday)Level
Jan11Extreme
Feb13Extreme
Mar14Extreme
Apr13Extreme
May13Extreme
Jun13Extreme
Jul12Extreme
Aug13Extreme
Sep12Extreme
Oct12Extreme
Nov10Extreme
Dec9Very high

Air quality in Liberia 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 Liberia is worst in July — around 20 µg/m³ PM2.5 (moderate), about 3.2× the cleanest month (December, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1619 µg/m³Dec 176 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb9Good
Mar11Good
Apr19Moderate
May19Moderate
Jun16Moderate
Jul20Moderate
Aug16Moderate
Sep12Good
Oct9Good
Nov7Good
Dec6Good
Location & terrain

Where is Liberia?

Liberia sits at 10.6°N, 85.4°W, 148 m above sea level, in Costa Rica. The nearest listed city is Cañas, 44 km away.

CañasSan JoséNicoyaTamarindoMonteverdeSan Juan del SurLa FortunaSan Carlos

Topography around Liberia

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

Within 3 km, the terrain around Liberia has only modest variations in elevation — a maximum elevation change of 109 m around an average of 151 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 726 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,977 m.

The land around Liberia is covered by grassland (38%), trees (35%) and artificial surfaces (24%) within 3 km, trees (57%) and grassland (37%) within 16 km, and trees (46%) and water (32%) within 80 km.

3 km
109 m
16 km
726 m
80 km
1,977 m
treesgrasslandcroplandartificial surfaceswatermangroves
August weather nearby: Cañas 44 km · San José 48 km · Nicoya 54 km · Tamarindo 58 km · Monteverde 78 km · San Juan del Sur 83 km · La Fortuna 89 km · San Carlos 90 km

Costa Rica travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 59% of US
price level, 2025
GDP per capita
$19,970
2025
Happiness
7.4 / 10
World Happiness, 2025
Safe drinking water
81%
of population, 2024
Homicide rate
17.7
per 100k, 2023
Road deaths
14.8
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 516
Religion
Roman Catholic 48%none 27%Evangelical and Pentecostal 20%other 3%

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 Liberia (10.6352°, -85.4378°, elevation 148 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).