San José del Cabo weather in August

In August, San José del Cabo sees average daytime highs of 30°C and overnight lows near 26°C, with 73 mm of rain across 9.2 wet days and about 12.8 hours of daylight. It is the 1st-warmest and 2nd-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 43% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 13 h 06 min at the start of August to 12 h 30 min by month's end. Set against the rest of the year, August is San José del Cabo's 12th-clearest and 5th-windiest month. For the whole year in context, see San José del Cabo's year-round climate.

Daytime high
30°
1st warmest
Overnight low
26°
12th coldest
Rainfall
73 mm
9.2 wet days
Daylight
12 h 48 min
5:59 AM – 6:47 PM
Cloud cover
50%
12th clearest
Wind
12 km/h
5th windiest
Solar energy
6.57 kWh/m²
Travel score
5.3
out of 10

San José del Cabo is municipal seat of Los Cabos, State of Baja California Sur, Mexico.

Founded
1730

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 San José del Cabo 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 28°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
312926

How August really feels in San José del Cabo

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.

San José del Cabo weather by month

How August compares with the rest of the year at a glance. August is the 1st-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan23° / 17°81.310.78.6
Feb23° / 17°80.811.28.8
Mar24° / 18°10.211.89.1
Apr25° / 19°10.112.58.9
May26° / 21°00.213.18.9
Jun28° / 23°60.613.48.6
Jul29° / 25°213.713.36.5
Aug30° / 26°739.212.85.3
Sep29° / 26°14010.612.15.4
Oct29° / 24°253.211.56.9
Nov27° / 21°181.810.98.3
Dec24° / 19°91.110.68.6

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 43% of the time in August, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 14% of August, with mostly cloudy or overcast conditions the remaining 42%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16634
26634
36535
46535
56535
66436
76337
86238
96238
106139
116139
125941
135941
145842
155743
165842
175743
185644
195545
205545
215446
225446
235347
245347
255347
265248
275248
285149
295149
305050
315050

Chance of precipitation in August

Any precipitation

San José del Cabo gets around 73 mm of rain over 9.2 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 30% and peaks near 43% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
118
218
319
420
520
621
722
823
924
1024
1125
1226
1327
1428
1530
1631
1732
1833
1934
2035
2136
2236
2337
2438
2539
2640
2740
2841
2942
3042
3143

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 69% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
11177111
21177111
31167112
41157212
51147312
61147213
71137313
81127413
91127314
100117514
110107515
120107416
13097417
14087319
15087121
16077122
17067024
18066925
19056827
20046828
21046729
22036730
23036631
24026632
25026533
26026434
27026335
28016336
29016336
30016237
31016237

Wind in August

Winds average 12 km/h in August.

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

051015151015202531
Wind speed (km/h)Feels
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012calm
3112calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 13 h 06 min at the start of August to 12 h 30 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 5:53 AM to 6:04 AM, and sunset from 6:57 PM to 6:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.15:536:57
213.15:536:57
313.05:546:56
413.05:546:55
513.05:546:55
613.05:556:54
713.05:556:54
813.05:566:53
912.95:566:52
1012.95:566:52
1112.95:576:51
1212.95:576:50
1312.95:586:49
1412.85:586:49
1512.85:586:48
1612.85:596:47
1712.85:596:46
1812.86:006:45
1912.76:006:45
2012.76:006:44
2112.76:016:43
2212.76:016:42
2312.76:016:41
2412.66:026:40
2512.66:026:39
2612.66:026:38
2712.66:036:37
2812.66:036:36
2912.56:036:36
3012.56:046:35
3112.56:046:34

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 6.57 kWh/m².

For context, solar energy here swings from a low near 4.33 kWh/m² to a high of 7.88 kWh/m² in May across the year — August's 6.57 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.9Intense
26.9Intense
36.9Intense
46.9Intense
56.8Intense
66.8Intense
76.8Intense
86.8Intense
96.7Intense
106.7Intense
116.7Intense
126.7Intense
136.6Intense
146.6Intense
156.6Intense
166.5Intense
176.5Intense
186.5Intense
196.5Intense
206.4Intense
216.4Intense
226.4Intense
236.3Intense
246.3Intense
256.3Intense
266.3Intense
276.2Intense
286.2Intense
296.2Intense
306.1Intense
316.1Intense
Planning a trip in August

Hazard calendar for San José del Cabo

In seasonPeak

In August, San José del Cabo sits inside its pacific hurricane season. The full year is below, with each hazard's peak months called out.

San José del Cabo sits in the eastern Pacific hurricane zone; the season peaks August–September.

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

Is August a good time to visit San José del Cabo?

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

5.3
Sightseeing
12th-best month of the year
7.1
Beach & pool
10th-best month of the year

August is a reasonable time to visit San José del Cabo for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for San José del Cabo in August

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

In August, San José del Cabo sees daytime highs around 30°C and nights near 26°C. Pack light clothes and sun protection. Worth having: rain gear. About 9 days see rain.

light clothessun protectionrain gear

Sea temperature near San José del Cabo 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 offshore is warmest in September at about 29°C and coldest in March near 22°C.

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

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan23Refreshing
Feb22Refreshing
Mar22Refreshing
Apr22Refreshing
May24Refreshing
Jun25Warm
Jul27Warm
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov27Warm
Dec25Warm

UV index in San José del Cabo 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 San José del Cabo peaks around May 15 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highHighMay 15UV 12Dec 22UV 6
UV index (midday)Level
Jan6High
Feb8Very high
Mar10Very high
Apr12Extreme
May12Extreme
Jun12Extreme
Jul12Extreme
Aug12Extreme
Sep11Extreme
Oct9Very high
Nov7High
Dec6High
Location & terrain

Where is San José del Cabo?

San José del Cabo sits at 23.1°N, 109.7°W, 34 m above sea level, in Mexico. The nearest listed city is Colonia del Sol, 28 km away.

NavolatoLicenciado Benito JuárezCosta RicaCiudad Constitución

Topography around San José del Cabo

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of San José del Cabo.

Within 3 km, the terrain around San José del Cabo has only modest variations in elevation — a maximum elevation change of 223 m around an average of 43 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,008 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,062 m.

The land around San José del Cabo is covered by shrubs (32%), artificial surfaces (24%) and water (22%) within 3 km, shrubs (49%) and water (38%) within 16 km, and water (58%) and shrubs (36%) within 80 km.

3 km
223 m
16 km
1,008 m
80 km
2,062 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Colonia del Sol 28 km · Cabo San Lucas 28 km · Todos Santos 69 km · La Paz 136 km · Navolato 279 km · Licenciado Benito Juárez 283 km · Costa Rica 291 km · Ciudad Constitución 297 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 San José del Cabo (23.0541°, -109.7037°, elevation 34 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).