Tulum weather in August

In August, Tulum sees average daytime highs of 30°C and overnight lows near 26°C, with 120 mm of rain across 18.8 wet days and about 12.7 hours of daylight. It is the 1st-warmest and 4th-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 37% of the time in August, and the air most often feels miserable.

Daylight stretches from about 12 h 54 min at the start of August to 12 h 24 min by month's end. Set against the rest of the year, August is Tulum's 9th-clearest and 11th-windiest month. For the whole year in context, see Tulum's year-round climate.

Daytime high
30°
1st warmest
Overnight low
26°
12th coldest
Rainfall
120 mm
18.8 wet days
Daylight
12 h 42 min
5:33 AM – 6:15 PM
Cloud cover
55%
9th clearest
Wind
13 km/h
11th windiest
Solar energy
6.06 kWh/m²
Travel score
4.1
out of 10

Tulum is municipal seat of Tulum, State of Quintana Roo, Mexico.

Founded
1900

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 30°C through the month.

A typical August day in Tulum reaches about 30°C in the afternoon and slips back to 26°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 31°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)
13026
23026
33026
43026
53026
63026
73026
83026
93026
103026
113026
123026
133026
143026
153026
163026
173026
183026
193026
203026
213026
223026
233026
243026
253026
263026
273026
283026
293026
303026
313026

How August really feels in Tulum

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.

Tulum weather by month

How August compares with the rest of the year at a glance. August is the 1st-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 22°4610.810.96.8
Feb27° / 22°246.811.37.3
Mar27° / 23°296.411.97.4
Apr28° / 24°306.812.46.6
May29° / 25°8813.212.95.2
Jun29° / 26°18219.313.24.2
Jul30° / 26°9316.413.14.4
Aug30° / 26°12018.812.74.1
Sep30° / 26°18223.412.13.5
Oct29° / 25°18619.711.54.4
Nov28° / 23°7511.6116.2
Dec27° / 22°4910.810.86.7

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 37% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 19% of August, with mostly cloudy or overcast conditions the remaining 44%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15941
25941
35941
45842
55743
65743
75743
85743
95743
105743
115743
125743
135941
145941
155941
165941
175941
186040
195941
205842
215842
225743
235644
245446
255347
265248
275149
285050
294951
304951
314852

Chance of precipitation in August

Any precipitation

Tulum gets around 120 mm of rain over 18.8 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 61% and peaks near 70% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
156
256
357
457
557
658
758
858
958
1058
1158
1258
1358
1458
1559
1659
1759
1859
1960
2060
2161
2261
2362
2463
2565
2666
2767
2868
2969
3070
3170

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the miserable band about 89% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
11387
21387
31288
41288
51288
61288
71288
81288
91189
101189
111189
121189
131189
141189
151189
161189
171189
181189
191189
201189
211189
221189
231189
241189
251189
261189
271189
281189
291189
301189
311189

Wind in August

Winds average 13 km/h in August.

Across August, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2812light breeze
2912light breeze
3012light breeze
3112light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 12 h 54 min 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 30 minutes over August. Sunrise moves from 5:28 AM to 5:37 AM, and sunset from 6:24 PM to 6:03 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.95:286:24
212.95:286:23
312.95:296:23
412.95:296:22
512.95:296:22
612.95:306:21
712.85:306:21
812.85:316:20
912.85:316:19
1012.85:316:19
1112.85:326:18
1212.85:326:18
1312.75:326:17
1412.75:326:16
1512.75:336:16
1612.75:336:15
1712.75:336:14
1812.75:346:13
1912.65:346:13
2012.65:346:12
2112.65:356:11
2212.65:356:10
2312.65:356:09
2412.65:356:09
2512.55:366:08
2612.55:366:07
2712.55:366:06
2812.55:366:05
2912.55:376:04
3012.45:376:04
3112.45:376:03

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 6.06 kWh/m².

For context, solar energy here swings from a low near 3.8 kWh/m² to a high of 6.35 kWh/m² in July across the year — August's 6.06 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.3Intense
46.3Intense
56.3Intense
66.2Intense
76.2Intense
86.2Intense
96.2Intense
106.2Intense
116.2Intense
126.2Intense
136.1Intense
146.1Intense
156.1Intense
166.1Intense
176.1Intense
186.0Intense
196.0Intense
206.0Intense
216.0Bright
226.0Bright
235.9Bright
245.9Bright
255.9Bright
265.9Bright
275.8Bright
285.8Bright
295.8Bright
305.8Bright
315.7Bright
Planning a trip in August

Hazard calendar for Tulum

In seasonPeak

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

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

Tulum's rainy season runs May–October, when most of the year's rain falls.

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

Is August a good time to visit Tulum?

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

4.1
Sightseeing
11th-best month of the year
5.6
Beach & pool
9th-best month of the year

August is a reasonable time to visit Tulum for sightseeing.

What to pack for Tulum in August

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

In August, Tulum sees daytime highs around 30°C and nights near 26°C. Pack light clothes, rain gear and sun protection. About 19 days see rain.

light clothesrain gearsun protection

Sea temperature near Tulum 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 13 km away) is warmest in September 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
Apr27Warm
May28Tropical
Jun29Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov28Tropical
Dec27Warm

UV index in Tulum 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 Tulum peaks around June 17 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 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 highHighJun 17UV 12Dec 15UV 6
UV index (midday)Level
Jan7Very high
Feb10Very high
Mar11Extreme
Apr12Extreme
May11Extreme
Jun12Extreme
Jul12Extreme
Aug12Extreme
Sep11Extreme
Oct10Very high
Nov7High
Dec6High

Air quality in Tulum 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 Tulum is worst in June — around 26 µg/m³ PM2.5 (moderate), about 3.9× the cleanest month (December, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJun 2326 µg/m³Dec 177 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb7Good
Mar9Good
Apr13Moderate
May17Moderate
Jun26Moderate
Jul26Moderate
Aug20Moderate
Sep14Moderate
Oct10Good
Nov7Good
Dec7Good
Location & terrain

Where is Tulum?

Tulum sits at 20.2°N, 87.5°W, 5 m above sea level, in Mexico. The nearest listed city is Playa del Carmen, 61 km away.

Topography around Tulum

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

Within 3 km, the terrain around Tulum has only modest variations in elevation — a maximum elevation change of 19 m around an average of 10 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 31 m; within 80 km, only modest variations in elevation — a maximum elevation change of 43 m.

The land around Tulum is covered by trees (74%) within 3 km, trees (56%) and water (37%) within 16 km, and trees (60%) and water (36%) within 80 km.

3 km
19 m
16 km
31 m
80 km
43 m
treesgrasslandartificial surfacesbare terrainwaterwetlandmangroves
August weather nearby: Playa del Carmen 61 km · Cozumel 63 km · Felipe Carrillo Puerto 93 km · Valladolid 93 km · Cancun 125 km · Chichen Itza 126 km · Tizimín 126 km · Isla Mujeres 137 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 Tulum (20.2117°, -87.4633°, elevation 5 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).