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When to go · San Blas

San Blas in July

Avoid month. Listed as a month to avoid: Jul–Oct (rain, humidity, mosquitoes).

Key facts

Verdict
Avoid
Temperature
33°C (91°F) / 24°C (75°F)
average high / low
Rain days
15
Crowds
Medium
Mexico overall
Prices
Medium
Mexico overall

Verdict

AvoidBest and avoid months for San Blas

Listed as a month to avoid: Jul–Oct (rain, humidity, mosquitoes).

Is another month better than July?

July is rated avoid. These months rate higher:

Weather in July

Long-term averages
  • San BlasHighs around 33 °C (91 °F), lows around 24 °C (75 °F), rain on about 15 days

Festivals and holidays

Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.

  • Guelaguetza (Oaxaca) big impact

    Last two Mondays of July (check) · Mexico

    Dance festival; Oaxaca hotels sold out.

Crowds and prices

Crowds · Mexico overall
Medium
Prices · Mexico overall
Medium

Mexico overall: Guelaguetza festival in Oaxaca; summer holiday crowds on beaches; afternoon storms.

Compare two months

Weather, crowds and prices for any two months in San Blas, side by side.

  • Verdict

    Jul: Avoid

    Jan: Great (better)

  • Daytime high

    Jul: 33 °C (91 °F)

    Jan: 29 °C (84 °F)

  • Night low

    Jul: 24 °C (75 °F)

    Jan: 15 °C (59 °F)

  • Rain days

    Jul: 15

    Jan: 1 (better)

  • Crowds

    Jul: Medium

    Jan: High

  • Prices

    Jul: Medium

    Jan: High

  • Festivals listed

    Jul: 1

    Jan: 0

July: Listed as a month to avoid: Jul–Oct (rain, humidity, mosquitoes).

January: Inside San Blas's best window: Nov–Apr (dry season, cooler nights).

San Blas: figures are long-term averages from this guide, not a forecast.

What to pack

  • Light, breathable clothes, a sun hat and sunscreen
  • A rain jacket or umbrella and shoes that dry fast

Build the full packing list for your trip →

Across Mexico in July →