Masagua weather in August

In August, Masagua sees average daytime highs of 28°C and overnight lows near 20°C, with 358 mm of rain across 30.4 wet days and about 12.5 hours of daylight. It is the 8th-warmest and 4th-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 2% of the time in August, and the air most often feels muggy.

Daylight stretches from about 12 h 36 min at the start of August to 12 h 18 min by month's end. Set against the rest of the year, August is Masagua's 10th-clearest and 8th-windiest month. For the whole year in context, see Masagua's year-round climate.

Daytime high
28°
8th warmest
Overnight low
20°
8th coldest
Rainfall
358 mm
30.4 wet days
Daylight
12 h 30 min
5:53 AM – 6:22 PM
Cloud cover
82%
10th clearest
Wind
4 km/h
8th windiest
Solar energy
5.6 kWh/m²
Travel score
3.3
out of 10

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 Masagua reaches about 28°C in the afternoon and slips back to 20°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 29°C. Set against its neighbours, August runs on par with July and on par with September.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12820
22820
32820
42820
52820
62820
72820
82820
92820
102820
112820
122820
132820
142820
152820
162820
172820
182820
192820
202820
212820
222820
232820
242820
252820
262820
272820
282820
292820
302820
312820

Masagua weather by month

How August compares with the rest of the year at a glance. August is the 8th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 18°103.111.37.1
Feb30° / 18°92.711.56.6
Mar30° / 19°297.711.95.7
Apr30° / 20°8617.212.34.5
May28° / 20°29927.812.63.5
Jun28° / 20°36028.812.83.3
Jul28° / 20°32030.212.83.2
Aug28° / 20°35830.412.53.3
Sep27° / 20°42129.512.13.3
Oct27° / 20°41328.811.73.6
Nov28° / 19°14619.211.35.2
Dec28° / 18°277.411.26.8

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 2% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 11% of August, with mostly cloudy or overcast conditions the remaining 87%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11585
21585
31585
41585
51486
61387
71387
81387
91387
101387
111387
121387
131387
141387
151387
161387
171387
181387
191387
201387
211387
221288
231288
241288
251288
261090
271090
281090
291090
30991
31991

Chance of precipitation in August

Any precipitation

Masagua gets around 358 mm of rain over 30.4 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 98% and peaks near 99% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
198
298
398
499
599
699
799
898
998
1098
1198
1298
1398
1498
1598
1698
1798
1898
1998
2097
2197
2297
2397
2497
2597
2697
2797
2897
2997
3097
3197

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the muggy band about 75% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)
17723
27723
37723
47624
57624
67624
77525
87525
97525
107525
117525
127525
137525
147525
157525
167525
177525
187525
197426
207426
217426
227327
237327
247327
257327
267327
277327
287327
297327
307327
317327

Wind in August

Winds average 4 km/h in August.

Across August, daily wind ranges from about 4 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm
314calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 12 h 36 min at the start of August to 12 h 18 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 5:50 AM to 5:55 AM, and sunset from 6:29 PM to 6:12 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.65:506:29
212.65:516:28
312.65:516:28
412.65:516:27
512.65:516:27
612.65:516:27
712.65:526:26
812.65:526:26
912.65:526:25
1012.55:526:25
1112.55:526:24
1212.55:536:24
1312.55:536:23
1412.55:536:23
1512.55:536:22
1612.55:536:22
1712.55:536:21
1812.55:536:21
1912.45:546:20
2012.45:546:19
2112.45:546:19
2212.45:546:18
2312.45:546:18
2412.45:546:17
2512.45:546:16
2612.45:546:16
2712.35:546:15
2812.35:546:14
2912.35:556:14
3012.35:556:13
3112.35:556:12

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.6 kWh/m².

For context, solar energy here swings from a low near 4.76 kWh/m² to a high of 6.34 kWh/m² in March across the year — August's 5.6 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.8Bright
55.8Bright
65.8Bright
75.8Bright
85.7Bright
95.7Bright
105.7Bright
115.7Bright
125.7Bright
135.7Bright
145.6Bright
155.6Bright
165.6Bright
175.6Bright
185.6Bright
195.5Bright
205.5Bright
215.5Bright
225.5Bright
235.5Bright
245.4Bright
255.4Bright
265.4Bright
275.4Bright
285.4Bright
295.3Bright
305.3Bright
315.3Bright
Planning a trip in August

Hazard calendar for Masagua

In seasonPeak

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

Masagua sits in the Atlantic hurricane belt; the season peaks August–October.

Masagua's monsoon runs May–October, when most of the year's rain falls.

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

Is August a good time to visit Masagua?

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

3.3
Sightseeing
9th-best month of the year
3.6
Beach & pool
11th-best month of the year

August is a weaker month for outdoor sightseeing in Masagua.

What to pack for Masagua in August

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

In August, Masagua sees daytime highs around 28°C and nights near 20°C. Pack light clothes and rain gear. Worth having: sun protection. About 30 days see rain.

light clothesrain gearsun protection

Sea temperature near Masagua in August

The nearest coast averages about 30°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 37 km away) is warmest in August at about 30°C and coldest in January near 28°C.

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

26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Tropical
Feb28Tropical
Mar29Tropical
Apr30Tropical
May30Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct29Tropical
Nov29Tropical
Dec29Tropical

UV index in Masagua 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 Masagua peaks around April 14 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 21 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highApr 14UV 13Nov 21UV 8
UV index (midday)Level
Jan9Very high
Feb13Extreme
Mar12Extreme
Apr13Extreme
May12Extreme
Jun12Extreme
Jul12Extreme
Aug12Extreme
Sep10Extreme
Oct11Extreme
Nov8Very high
Dec9Very high

Air quality in Masagua 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 Masagua is worst in April — around 47 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModeratePoorApr 2046 µg/m³Jul 2030 µg/m³
PM2.5 (µg/m³)Level
Jan33Moderate
Feb34Moderate
Mar37Poor
Apr47Poor
May44Poor
Jun31Moderate
Jul30Moderate
Aug30Moderate
Sep33Moderate
Oct37Poor
Nov40Poor
Dec37Poor
Location & terrain

Where is Masagua?

Masagua sits at 14.2°N, 90.8°W, 118 m above sea level, in Guatemala. The nearest listed city is Escuintla, 13 km away.

La GomeraPalínPuerto San JoséAlotenangoYepocapaSanta María de Jesús

Topography around Masagua

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

Within 3 km, the terrain around Masagua has only modest variations in elevation — a maximum elevation change of 75 m around an average of 112 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 950 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,945 m.

The land around Masagua is covered by cropland (35%), trees (33%) and grassland (28%) within 3 km, trees (39%), grassland (31%) and cropland (26%) within 16 km, and trees (46%) and water (23%) within 80 km.

3 km
75 m
16 km
950 m
80 km
3,945 m
treesgrasslandcroplandartificial surfacesbare terrainwatermangroves
August weather nearby: Escuintla 13 km · Santa Lucía Cotzumalguapa 24 km · La Gomera 26 km · Palín 28 km · Puerto San José 31 km · Alotenango 32 km · Yepocapa 35 km · Santa María de Jesús 36 km

Guatemala travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 43% of US
price level, 2025
GDP per capita
$6,598
2025
Happiness
6.5 / 10
World Happiness, 2025
Safe drinking water
49%
of population, 2024
Homicide rate
23.4
per 100k, 2023
Road deaths
22.9
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Moderate
EF EPI 510
Religion
Evangelical 46%Roman Catholic 42%none 11%

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 Masagua (14.2031°, -90.8481°, elevation 118 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). 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).