Isla San José (Baja California Sur)

Island Deserted Baja island with rugged coasts and beaches

In the Sea of Cortez, Isla San José attracts divers, anglers and campers with sandy coves, clear water and abundant marine life; trips typically depart from La Paz.

Isla San José (Baja California Sur)
Isla San José, Baja California Sur, Mexico
24.9802, -110.6216
Natural area (open; protected area rules apply)
Visitor boat transfers vary; access often requires tour or charter

How to Get to Isla San José (Baja California Sur) #

Most visitors reach Isla San José by boat from coastal towns such as La Paz or Loreto; arrange day trips or diving charters through licensed operators. Private charters are common for flexible itineraries.

Tips for Visiting Isla San José (Baja California Sur) #

  • Book boat trips from Loreto or La Paz in advance - operators run wildlife and dive trips to the island.
  • Bring snorkel/dive gear if planning to explore underwater; waters around the island have coral and abundant fish.
  • Check for seasonal whale shark or whale sightings (spring-autumn) before booking for wildlife watching.

Best Time to Visit Isla San José (Baja California Sur) #

Best for marine wildlife and diving; check weather and tour operator schedules.

Winter-Spring (whale watching)
December-April · 18-25°C (64-77°F)
Migratory whales frequent nearby waters; cooler, pleasant days for boat trips.
Summer
June-September · 24-32°C (75-90°F)
Warmer seas good for snorkeling and diving; summer currents increase plankton in some years.
Autumn
October-November · 22-30°C (72-86°F)
Transition season with calmer seas and fewer tourists.

Weather & Climate near Isla San José (Baja California Sur) #

Climate

Isla San José (Baja California Sur)'s climate is classified as Hot Desert - Hot Desert climate with hot summers (peaking in July) and mild winters (coldest in January). Temperatures range from 9°C to 36°C. Semi-arid with limited rainfall with a pronounced dry season.

Temperature & Rainfall
Temperature Range
36°
Warmest Month
Coldest Month
Monthly Conditions

January

January is the coolest month with highs of 23°C and lows of 9°C. Light rainfall.

Comfort

16°
Feels Like Cool
16°C
Temperature
23°

Weather

17 mm
Rainfall
2.8 m/s
Wind
Calm

February

February is cool with highs of 24°C and lows of 9°C. Almost no rain.

Comfort

16°
Feels Like Cool
16°C
Temperature
24°

Weather

8 mm
Rainfall
3.1 m/s
Wind
Light Breeze

March

March is cool with highs of 26°C and lows of 10°C. Almost no rain.

Comfort

18°
Feels Like Cool
18°C
Temperature
10° 26°

Weather

3 mm
Rainfall
2.9 m/s
Wind
Calm

April

April is mild with highs of 29°C and lows of 12°C. The driest month with just 0 mm.

Comfort

20°
Feels Like Mild
20°C
Temperature
12° 29°

Weather

0 mm
Rainfall
3.2 m/s
Wind
Light Breeze

May

May is mild with highs of 31°C and lows of 14°C. The driest month with just 0 mm.

Comfort

22°
Feels Like Mild
22°C
Temperature
14° 31°

Weather

0 mm
Rainfall
3.1 m/s
Wind
Light Breeze

June

June is warm with highs of 35°C and lows of 17°C. Almost no rain.

Comfort

26°
Feels Like Warm
26°C
Temperature
17° 35°

Weather

1 mm
Rainfall
3.1 m/s
Wind
Light Breeze

July

July is the hottest month with highs of 36°C and lows of 21°C. Moderate rainfall (31 mm).

Comfort

28°
Feels Like Hot
28°C
Temperature
21° 36°

Weather

31 mm
Rainfall
2.9 m/s
Wind
Calm

August

August is the hottest month with highs of 35°C and lows of 21°C. Regular rainfall (96 mm).

Comfort

28°
Feels Like Hot
28°C
Temperature
21° 35°

Weather

96 mm
Rainfall
2.6 m/s
Wind
Calm

September

September is warm with highs of 34°C and lows of 20°C. The wettest month with 98 mm of rain.

Comfort

27°
Feels Like Warm
27°C
Temperature
21° 34°

Weather

98 mm
Rainfall
2.6 m/s
Wind
Calm

October

October is warm with highs of 32°C and lows of 17°C. Light rainfall.

Comfort

24°
Feels Like Warm
24°C
Temperature
17° 32°

Weather

29 mm
Rainfall
2.6 m/s
Wind
Calm

November

November is mild with highs of 27°C and lows of 12°C. Light rainfall.

Comfort

20°
Feels Like Mild
20°C
Temperature
13° 27°

Weather

12 mm
Rainfall
2.7 m/s
Wind
Calm

December

December is cool with highs of 24°C and lows of 10°C. Light rainfall.

Comfort

17°
Feels Like Cool
17°C
Temperature
10° 24°

Weather

23 mm
Rainfall
2.9 m/s
Wind
Calm

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