Puerto Limón weather in August

In August, Puerto Limón sees average daytime highs of 28°C and overnight lows near 25°C, with 287 mm of rain across 29.1 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 5th-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 4% 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 Puerto Limón's 10th-clearest and 7th-windiest month. For the whole year in context, see Puerto Limón's year-round climate.

Daytime high
28°
4th warmest
Overnight low
25°
8th coldest
Rainfall
287 mm
29.1 wet days
Daylight
12 h 18 min
5:26 AM – 5:46 PM
Cloud cover
85%
10th clearest
Wind
7 km/h
7th windiest
Solar energy
4.87 kWh/m²
Travel score
3.5
out of 10

Puerto Limón is district in Limón canton, and city of Limón province, Costa Rica.

Density
1,066/km²
people per km²
Founded
1992

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 Puerto Limón reaches about 28°C in the afternoon and slips back to 25°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 28°C. Set against its neighbours, August runs on par with July and on par with September.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12725
22725
32725
42725
52725
62725
72725
82825
92825
102825
112825
122825
132825
142825
152825
162825
172825
182825
192825
202825
212825
222825
232825
242825
252825
262825
272825
282825
292825
302825
312825

Puerto Limón weather by month

How August compares with the rest of the year at a glance. August is the 4th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 23°2352311.55.0
Feb26° / 23°1371811.75.4
Mar27° / 24°12418.611.95.5
Apr27° / 25°11719.112.25.0
May28° / 25°27726.812.53.8
Jun28° / 25°30128.312.63.4
Jul27° / 25°3713012.53.4
Aug28° / 25°28729.112.33.5
Sep28° / 25°21627.312.13.6
Oct28° / 25°26427.811.83.7
Nov27° / 25°45127.211.53.8
Dec26° / 24°35026.411.44.3

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 8% of August, with mostly cloudy or overcast conditions the remaining 88%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1991
2892
3892
4892
5892
6991
7991
81090
91090
101090
111090
121288
131288
141288
151387
161387
171486
181486
191486
201486
211585
221585
231585
241585
251585
261585
271585
281585
291585
301486
311486

Chance of precipitation in August

Any precipitation

Puerto Limón gets around 287 mm of rain over 29.1 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 94% and peaks near 97% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
197
296
396
496
596
696
796
896
996
1096
1196
1296
1396
1496
1596
1695
1795
1895
1994
2094
2193
2293
2392
2492
2591
2691
2791
2891
2991
3090
3190

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
Oppressive (%)Miserable (%)
1946
2946
3946
4946
5946
6946
7946
8955
9955
10964
11964
12964
13973
14973
15973
16973
17973
18973
19973
20973
21973
22964
23964
24955
25955
26955
27946
28946
29946
30946
31946

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
296calm
306calm
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 5:25 AM to 5:26 AM, and sunset from 5:51 PM to 5:38 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:255:51
212.45:255:51
312.45:255:51
412.45:255:51
512.45:255:50
612.45:265:50
712.45:265:50
812.45:265:49
912.45:265:49
1012.45:265:49
1112.45:265:48
1212.45:265:48
1312.45:265:47
1412.35:265:47
1512.35:265:47
1612.35:265:46
1712.35:265:46
1812.35:265:45
1912.35:265:45
2012.35:265:44
2112.35:265:44
2212.35:265:43
2312.35:265:43
2412.35:265:42
2512.35:265:42
2612.25:265:41
2712.25:265:41
2812.25:265:40
2912.25:265:39
3012.25:265:39
3112.25:265:38

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.87 kWh/m².

For context, solar energy here swings from a low near 3.91 kWh/m² to a high of 5.92 kWh/m² in April across the year — August's 4.87 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.7Bright
44.7Bright
54.7Bright
64.7Bright
74.7Bright
84.7Bright
94.7Bright
104.7Bright
114.7Bright
124.8Bright
134.8Bright
144.8Bright
154.8Bright
164.8Bright
174.8Bright
184.9Bright
194.9Bright
204.9Bright
215.0Bright
225.0Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
275.1Bright
285.1Bright
295.1Bright
305.1Bright
315.1Bright
Planning a trip in August

Is August a good time to visit Puerto Limón?

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

3.5
Sightseeing
10th-best month of the year
3.7
Beach & pool
10th-best month of the year

August is a weaker month for outdoor sightseeing in Puerto Limón.

What to pack for Puerto Limón in August

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

In August, Puerto Limón sees daytime highs around 28°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 29 days see rain.

light clothesrain gearsun protection

Sea temperature near Puerto Limón 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 18 km away) is warmest in September at about 29°C and coldest in January 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
Mar28Warm
Apr28Tropical
May29Tropical
Jun29Tropical
Jul28Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov28Tropical
Dec28Warm

UV index in Puerto Limón in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks 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 Puerto Limón peaks around March 19 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 13 at about 10 (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 13UV 10
UV index (midday)Level
Jan11Extreme
Feb13Extreme
Mar14Extreme
Apr13Extreme
May13Extreme
Jun12Extreme
Jul12Extreme
Aug12Extreme
Sep12Extreme
Oct12Extreme
Nov10Extreme
Dec10Very high

Air quality in Puerto Limón 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 Puerto Limón is worst in July — around 15 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (December, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1515 µg/m³Dec 217 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb8Good
Mar9Good
Apr13Moderate
May15Moderate
Jun14Moderate
Jul15Moderate
Aug13Moderate
Sep11Good
Oct10Good
Nov7Good
Dec7Good
Location & terrain

Where is Puerto Limón?

Puerto Limón sits at 10.0°N, 83.0°W, 29 m above sea level, in Costa Rica. The nearest listed city is Puerto Viejo, 48 km away.

Puerto ViejoSiquirresTurrialbaChanguinolaGuápilesParaísoCartagoSan Isidro

Topography around Puerto Limón

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

Within 3 km, the terrain around Puerto Limón has only modest variations in elevation — a maximum elevation change of 75 m around an average of 13 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 501 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,764 m.

The land around Puerto Limón is covered by water (44%), trees (29%) and artificial surfaces (23%) within 3 km, water (59%) and trees (36%) within 16 km, and trees (60%) and water (35%) within 80 km.

3 km
75 m
16 km
501 m
80 km
3,764 m
treesgrasslandartificial surfaceswaterwetland
August weather nearby: Puerto Viejo 48 km · Siquirres 53 km · Turrialba 72 km · Changuinola 84 km · Guápiles 86 km · Paraíso 93 km · Cartago 98 km · San Isidro 100 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 Puerto Limón (9.9907°, -83.036°, elevation 29 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).