Compostela weather in August

In August, Compostela sees average daytime highs of 28°C and overnight lows near 22°C, with 417 mm of rain across 30.4 wet days and about 12.7 hours of daylight. It is the 3rd-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 1% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 13 hours at the start of August to 12 h 24 min by month's end. Set against the rest of the year, August is Compostela's 11th-clearest and 11th-windiest month. For the whole year in context, see Compostela's year-round climate.

Daytime high
28°
3rd warmest
Overnight low
22°
12th coldest
Rainfall
417 mm
30.4 wet days
Daylight
12 h 42 min
5:42 AM – 6:26 PM
Cloud cover
83%
11th clearest
Wind
4 km/h
11th windiest
Solar energy
4.98 kWh/m²
Travel score
3.0
out of 10

Compostela is municipal seat of Compostela, State of Nayarit, Mexico.

Founded
1540

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 Compostela reaches about 28°C in the afternoon and slips back to 22°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 30°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)
12922
22922
32922
42922
52922
62922
72922
82922
92922
102922
112922
122922
132922
142922
152922
162922
172822
182822
192822
202822
212822
222822
232822
242822
252822
262822
272822
282822
292822
302822
312822

Compostela weather by month

How August compares with the rest of the year at a glance. August is the 3rd-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan25° / 14°222.410.98.3
Feb26° / 15°191.811.38.4
Mar27° / 15°81.311.88.4
Apr28° / 16°30.812.57.7
May29° / 18°153.6136.5
Jun29° / 21°19818.813.34.4
Jul28° / 22°34429.613.23.1
Aug28° / 22°41730.412.73.0
Sep28° / 22°36129.112.13.1
Oct28° / 21°13318.811.54.7
Nov27° / 18°224.5117.6
Dec26° / 15°212.110.78.3

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 1% 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 91%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11090
21090
31090
41090
51090
61090
71090
81090
91090
101090
111090
121090
131090
141090
151090
161090
171090
18991
19991
20991
21991
22892
23892
24892
25892
26892
27892
28892
29892
30991
31991

Chance of precipitation in August

Any precipitation

Compostela gets around 417 mm of rain over 30.4 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 98% and peaks near 99% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
198
298
398
498
598
698
798
898
998
1098
1198
1298
1398
1498
1598
1698
1798
1898
1998
2098
2198
2298
2398
2498
2598
2698
2798
2898
2998
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 94% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
16940
26940
36940
46940
55950
65950
75950
85950
95950
106940
116940
126940
136940
146940
156940
166940
176940
186940
196940
206940
216931
225941
235941
245941
255941
265941
275941
285941
295941
305941
315941

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

Days shrink by about 36 minutes over August. Sunrise moves from 5:36 AM to 5:46 AM, and sunset from 6:35 PM to 6:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.05:366:35
213.05:376:35
313.05:376:34
412.95:376:34
512.95:386:33
612.95:386:32
712.95:396:32
812.95:396:31
912.95:396:31
1012.85:406:30
1112.85:406:29
1212.85:406:29
1312.85:416:28
1412.85:416:27
1512.85:416:26
1612.75:426:26
1712.75:426:25
1812.75:426:24
1912.75:436:23
2012.75:436:23
2112.65:436:22
2212.65:446:21
2312.65:446:20
2412.65:446:19
2512.65:456:18
2612.55:456:18
2712.55:456:17
2812.55:456:16
2912.55:466:15
3012.55:466:14
3112.45:466:13

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.98 kWh/m².

For context, solar energy here swings from a low near 4.48 kWh/m² to a high of 7.47 kWh/m² in May across the year — August's 4.98 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.2Bright
45.2Bright
55.2Bright
65.2Bright
75.2Bright
85.2Bright
95.1Bright
105.1Bright
115.1Bright
125.1Bright
135.1Bright
145.1Bright
155.0Bright
165.0Bright
175.0Bright
185.0Bright
194.9Bright
204.9Bright
214.9Bright
224.9Bright
234.8Bright
244.8Bright
254.8Bright
264.8Bright
274.7Bright
284.7Bright
294.7Bright
304.7Bright
314.7Bright
Planning a trip in August

Hazard calendar for Compostela

In seasonPeak

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

Compostela sits in the eastern Pacific hurricane zone; the season peaks August–September.

Compostela's monsoon runs June–September, when most of the year's rain falls.

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

Is August a good time to visit Compostela?

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

3.0
Sightseeing
12th-best month of the year
3.6
Beach & pool
12th-best month of the year

August is a weaker month for outdoor sightseeing in Compostela.

What to pack for Compostela in August

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

In August, Compostela sees daytime highs around 28°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 30 days see rain.

light clothesrain gearsun protection

Sea temperature near Compostela 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 51 km away) is warmest in August at about 30°C and coldest in March near 24°C.

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

22°24°26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan25Warm
Feb25Warm
Mar24Warm
Apr25Warm
May27Warm
Jun28Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct30Tropical
Nov28Tropical
Dec26Warm

UV index in Compostela 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 Compostela peaks around May 11 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highHighMay 11UV 13Dec 17UV 6
UV index (midday)Level
Jan7High
Feb10Very high
Mar12Extreme
Apr13Extreme
May13Extreme
Jun11Extreme
Jul12Extreme
Aug12Extreme
Sep12Extreme
Oct10Very high
Nov7High
Dec6High

Air quality in Compostela 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 Compostela is worst in May — around 24 µg/m³ PM2.5 (moderate), about 3.2× the cleanest month (February, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodMay 1823 µg/m³Feb 158 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb8Good
Mar8Good
Apr11Good
May24Moderate
Jun15Moderate
Jul10Good
Aug10Good
Sep9Good
Oct9Good
Nov8Good
Dec8Good
Location & terrain

Where is Compostela?

Compostela sits at 21.2°N, 104.9°W, 855 m above sea level, in Mexico. The nearest listed city is Xalisco, 23 km away.

Topography around Compostela

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

Within 3 km, the terrain around Compostela has only modest variations in elevation — a maximum elevation change of 115 m around an average of 865 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,712 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,631 m.

The land around Compostela is covered by grassland (40%) and cropland (29%) within 3 km, trees (68%) within 16 km, and trees (63%) within 80 km.

3 km
115 m
16 km
1,712 m
80 km
2,631 m
treesshrubsgrasslandcroplandartificial surfaceswatermangroves
August weather nearby: Xalisco 23 km · Tepic 30 km · Ixtlán del Río 60 km · San José del Valle 63 km · Ixtapa 66 km · Mezcales 69 km · Sayulita 69 km · Bucerías 70 km

Mexico travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B
120 / 127 V · 60 Hz
Prices
≈ 54% of US
price level, 2025
GDP per capita
$13,889
2025
Happiness
7.0 / 10
World Happiness, 2025
Safe drinking water
43%
of population, 2024
Homicide rate
24.9
per 100k, 2023
Road deaths
12.8
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Very low
EF EPI 440
Religion
Catholic 78%no religion 11%other Evangelical Churches 8%Jehovah Witness 1%

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 Compostela (21.2373°, -104.9006°, elevation 855 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).