San José del Cabo in Summer
In summer (June, July and August), San José del Cabo sees average daytime highs around 29°C and overnight lows near 24°C, with 100 mm of rain over about 14 wet days across the season. It is the warmest season of the year and the 2nd-wettest season.
Over the season highs climb from about 27°C in early June to 29°C by late August. The sky is clear or mostly clear about 62% of the time across summer, and the air most often feels oppressive.
Summer is San José del Cabo's weakest season of the year to visit on our travel score. For the whole year in context, see San José del Cabo's year-round climate.
- Avg daytime high
- 29°C
- warmest season of the year
- Avg overnight low
- 24°C
- Rainfall
- 100 mm
- 14 wet days
- Avg wind
- 13 km/h
- Travel score
- 6.8
- weakest season of the year
- Months
- Jun · Jul · Aug
Temperature in San José del Cabo in Summer
Over the season highs climb from about 27°C in early June to 29°C by late August.
A typical summer day in San José del Cabo reaches about 29°C and drops to 24°C overnight. The warmest of the three months is August, the coolest June.
How summer really feels in San José del Cabo
Once humidity and wind are folded in, summer brings about 46 days that feel above 32°C and 0 that feel at or below 0°C.
The story in summer is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
San José del Cabo weather by month
How the three summer months (June, July and August) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 23° / 17° | 8 | 1.3 | 10.7 | 8.6 |
| Feb | 23° / 17° | 8 | 0.8 | 11.2 | 8.8 |
| Mar | 24° / 18° | 1 | 0.2 | 11.8 | 9.1 |
| Apr | 25° / 19° | 1 | 0.1 | 12.5 | 8.9 |
| May | 26° / 21° | 0 | 0.2 | 13.1 | 8.9 |
| Jun | 28° / 23° | 6 | 0.6 | 13.4 | 8.6 |
| Jul | 29° / 25° | 21 | 3.7 | 13.3 | 6.5 |
| Aug | 30° / 26° | 73 | 9.2 | 12.8 | 5.3 |
| Sep | 29° / 26° | 140 | 10.6 | 12.1 | 5.4 |
| Oct | 29° / 24° | 25 | 3.2 | 11.5 | 6.9 |
| Nov | 27° / 21° | 18 | 1.8 | 10.9 | 8.3 |
| Dec | 24° / 19° | 9 | 1.1 | 10.6 | 8.6 |
Cloud cover in Summer
The sky is clear or mostly clear about 62% of the time across summer.
Chance of precipitation in Summer
San José del Cabo gets around 100 mm of rain over 14 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 13 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 13 h 18 min in early June to 12 h 30 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 7.1 kWh/m².
Hazard calendar for San José del Cabo
In summer, San José del Cabo overlaps 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.
Is summer a good time to visit San José del Cabo?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer 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 Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, San José del Cabo sees daytime highs around 29°C and nights near 24°C. Pack light clothes and sun protection. Worth having: rain gear. About 14 days see rain.
Sea temperature near San José del Cabo in Summer
The nearest coast averages about 27°C across summer — 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 23 | 22 | 22 | 22 | 24 | 25 | 27 | 29 | 29 | 29 | 27 | 25 |
| Comfort | Refreshing | Refreshing | Refreshing | Refreshing | Refreshing | Warm | Warm | Tropical | Tropical | Tropical | Warm | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 23 | Refreshing |
| Feb | 22 | Refreshing |
| Mar | 22 | Refreshing |
| Apr | 22 | Refreshing |
| May | 24 | Refreshing |
| Jun | 25 | Warm |
| Jul | 27 | Warm |
| Aug | 29 | Tropical |
| Sep | 29 | Tropical |
| Oct | 29 | Tropical |
| Nov | 27 | Warm |
| Dec | 25 | Warm |
UV index in San José del Cabo in Summer
Clear-sky midday UV across summer averages 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 6 | 8 | 10 | 12 | 12 | 12 | 12 | 12 | 11 | 9 | 7 | 6 |
| Level | High | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | High | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 6 | High |
| Feb | 8 | Very high |
| Mar | 10 | Very high |
| Apr | 12 | Extreme |
| May | 12 | Extreme |
| Jun | 12 | Extreme |
| Jul | 12 | Extreme |
| Aug | 12 | Extreme |
| Sep | 11 | Extreme |
| Oct | 9 | Very high |
| Nov | 7 | High |
| Dec | 6 | High |
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.
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.
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
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.