San Lucas Sacatepéquez weather in August

In August, San Lucas Sacatepéquez sees average daytime highs of 25°C and overnight lows near 16°C, with 223 mm of rain across 21.7 wet days and about 12.5 hours of daylight. It is the 7th-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 25°C through the month. The sky is clear or mostly clear about 5% of the time in August, and the air most often feels humid.

Daylight stretches from about 12 h 42 min at the start of August to 12 h 18 min by month's end. Set against the rest of the year, August is San Lucas Sacatepéquez's 10th-clearest and 8th-windiest month. For the whole year in context, see San Lucas Sacatepéquez's year-round climate.

Daytime high
25°
7th warmest
Overnight low
16°
9th coldest
Rainfall
223 mm
21.7 wet days
Daylight
12 h 30 min
5:52 AM – 6:21 PM
Cloud cover
80%
10th clearest
Wind
5 km/h
8th windiest
Solar energy
5.47 kWh/m²
Travel score
4.8
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 25°C through the month.

A typical August day in San Lucas Sacatepéquez reaches about 25°C in the afternoon and slips back to 16°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 27°C. Set against its neighbours, August runs on par with July and on par with September.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12516
22516
32516
42516
52516
62516
72516
82516
92516
102516
112516
122516
132516
142516
152516
162516
172516
182516
192516
202516
212516
222516
232516
242516
252516
262516
272516
282516
292516
302516
312516

San Lucas Sacatepéquez weather by month

How August compares with the rest of the year at a glance. August is the 7th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan25° / 13°72.611.28.6
Feb26° / 14°113.311.58.1
Mar26° / 14°338.911.97.1
Apr26° / 15°861712.35.6
May25° / 16°24126.212.74.2
Jun25° / 16°30425.712.84.1
Jul25° / 16°16217.812.85.3
Aug25° / 16°22321.712.54.8
Sep24° / 16°32126.912.14.0
Oct24° / 16°22920.911.75.1
Nov24° / 14°488.111.37.3
Dec25° / 14°102.711.28.6

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 5% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 12% of August, with mostly cloudy or overcast conditions the remaining 83%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12080
22080
32080
41981
51981
61981
71981
81981
91981
101981
111981
121882
131882
141882
151882
161783
171783
181783
191783
201684
211684
221684
231684
241585
251486
261486
271486
281387
291387
301387
311189

Chance of precipitation in August

Any precipitation

San Lucas Sacatepéquez gets around 223 mm of rain over 21.7 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 70% and peaks near 85% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
159
260
360
461
561
662
762
863
963
1064
1165
1265
1366
1467
1568
1669
1769
1870
1971
2073
2174
2275
2376
2477
2578
2680
2781
2882
2983
3084
3185

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the humid band about 68% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
114356
214257
314257
414158
514059
613960
713861
813762
913762
1013663
1113564
1213564
1313465
1413366
1513366
1613267
1713168
1803169
1903070
2002971
2102872
2202872
2302773
2402674
2502575
2602476
2702377
2802278
2902179
3002080
3101981

Wind in August

Winds average 5 km/h in August.

Across August, daily wind ranges from about 4 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm
314calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 12 h 42 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 24 minutes over August. Sunrise moves from 5:49 AM to 5:54 AM, and sunset from 6:28 PM to 6:12 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.75:496:28
212.65:496:28
312.65:496:28
412.65:506:27
512.65:506:27
612.65:506:26
712.65:506:26
812.65:516:26
912.65:516:25
1012.65:516:25
1112.65:516:24
1212.55:516:24
1312.55:516:23
1412.55:526:23
1512.55:526:22
1612.55:526:21
1712.55:526:21
1812.55:526:20
1912.55:526:20
2012.45:536:19
2112.45:536:18
2212.45:536:18
2312.45:536:17
2412.45:536:17
2512.45:536:16
2612.45:536:15
2712.45:536:15
2812.35:536:14
2912.35:536:13
3012.35:546:12
3112.35:546:12

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.47 kWh/m².

For context, solar energy here swings from a low near 4.56 kWh/m² to a high of 6.16 kWh/m² in March across the year — August's 5.47 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.7Bright
45.7Bright
55.7Bright
65.6Bright
75.6Bright
85.6Bright
95.6Bright
105.6Bright
115.6Bright
125.5Bright
135.5Bright
145.5Bright
155.5Bright
165.5Bright
175.5Bright
185.4Bright
195.4Bright
205.4Bright
215.4Bright
225.4Bright
235.3Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.2Bright
305.2Bright
315.2Bright
Planning a trip in August

Hazard calendar for San Lucas Sacatepéquez

In seasonPeak

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

San Lucas Sacatepéquez's monsoon runs May–October, 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 San Lucas Sacatepéquez?

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

4.8
Sightseeing
9th-best month of the year
4.3
Beach & pool
9th-best month of the year

August is a reasonable time to visit San Lucas Sacatepéquez for sightseeing.

What to pack for San Lucas Sacatepéquez in August

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

In August, San Lucas Sacatepéquez sees daytime highs around 25°C and nights near 16°C. Pack rain gear. Worth having: light clothes and sun protection. About 22 days see rain.

rain gearlight clothessun protection

UV index in San Lucas Sacatepéquez 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 San Lucas Sacatepéquez peaks around April 13 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 13 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 highApr 13UV 15Dec 13UV 9
UV index (midday)Level
Jan10Extreme
Feb14Extreme
Mar14Extreme
Apr15Extreme
May13Extreme
Jun13Extreme
Jul13Extreme
Aug13Extreme
Sep13Extreme
Oct12Extreme
Nov10Very high
Dec9Very high

Air quality in San Lucas Sacatepéquez 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 San Lucas Sacatepéquez 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 San Lucas Sacatepéquez?

San Lucas Sacatepéquez sits at 14.6°N, 90.7°W, 2,082 m above sea level, in Guatemala. The nearest listed city is Santiago Sacatepéquez, 3.0 km away.

Topography around San Lucas Sacatepéquez

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

Within 3 km, the terrain around San Lucas Sacatepéquez has significant variations in elevation — a maximum elevation change of 434 m around an average of 2,105 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,431 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,937 m.

The land around San Lucas Sacatepéquez is covered by trees (77%) within 3 km, trees (57%) and artificial surfaces (24%) within 16 km, and trees (62%) within 80 km.

3 km
434 m
16 km
1,431 m
80 km
3,937 m
treesshrubsgrasslandcroplandartificial surfaceswater
August weather nearby: Santiago Sacatepéquez 3.0 km · Mixco 6.0 km · Sumpango 9.0 km · Jocotenango 9.0 km · Antigua Guatemala 10 km · San Juan Sacatepéquez 12 km · Villa Nueva 12 km · Santa María de Jesús 14 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 San Lucas Sacatepéquez (14.6107°, -90.6568°, elevation 2,082 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. 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).