When to go · San Carlos

San Carlos in July

Avoid month. Listed as a month to avoid: Jun–Oct (hot, fewer marine sightings).

Key facts

Verdict: Avoid
Temperature: 33°C (91°F)91°F (33°C) / 21°C (70°F)70°F (21°C); average high / low
Rain days: 6
Crowds: Medium; Mexico overall
Prices: Medium; Mexico overall

Plan around it

Verdict

AvoidBest and avoid months for San Carlos

Listed as a month to avoid: Jun–Oct (hot, fewer marine sightings).

Is another month better than July?

July is rated avoid. These months rate higher:

Weather in July

Long-term averages

San CarlosHighs around 33 °C (91 °F), lows around 21 °C (70 °F), rain on about 6 daysHighs around 91 °F (33 °C), lows around 70 °F (21 °C), rain on about 6 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 Carlos, side by side.

First month

Second month

Verdict
Jul: Avoid
Jan: Great (better)
Daytime high
Jul: 33 °C (91 °F)91 °F (33 °C)
Jan: 24 °C (75 °F)75 °F (24 °C)
Night low
Jul: 21 °C (70 °F)70 °F (21 °C)
Jan: 12 °C (54 °F)54 °F (12 °C)
Rain days
Jul: 6
Jan: 2 (better)
Crowds
Jul: Medium
Jan: High
Prices
Jul: Medium
Jan: High
Festivals listed
Jul: 1
Jan: 0

July: Listed as a month to avoid: Jun–Oct (hot, fewer marine sightings).

January: Inside San Carlos's best window: Dec–Apr (whale season, milder weather).

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

What to pack

Light, breathable clothes, a sun hat and sunscreen

Build the full packing list for your trip →

Across Mexico in July →