What is the weather like in San Miguel de Allende in August?

Expect temperatures between 14°C and 25°C with 31% average rain probability and about 8 hours of sunshine daily.

What is the weather like in San Miguel de Allende in August?

San Miguel de Allende in August scores 65/100 based on 30 years of climate data. Solid choice for most travelers.

Who should visit San Miguel de Allende in August?

August in San Miguel de Allende is ideal for: Elderly travelers, Cultural tourists, Business travelers, Heat-sensitive visitors.

San Miguel de Allende Weather in August | 30-Year Forecast

Avg High

25°C

Hottest around day 2

Avg Low

14°C

Coolest around day 1

Rainy Days

27days

31% avg rain chance

Sunshine

8hrs/day

Summer season

San Miguel de Allende August Weather Calendar

Click any day to see detailed weather information

Day 1

Cloudy

26°C24%

Day 2

Cloudy

26°C26%

Day 3

Cloudy

26°C28%

Day 4

Cloudy

26°C23%

Day 5

Cloudy

26°C25%

Day 6

Cloudy

26°C30%

Day 7

Cloudy

26°C27%

Day 8

Cloudy

26°C27%

Day 9

Cloudy

26°C30%

Day 10

Cloudy

26°C27%

Day 11

Cloudy

26°C25%

Day 12

Cloudy

26°C29%

Day 13

Cloudy

26°C29%

Day 14

Cloudy

26°C33%

Day 15

Cloudy

25°C37%

Day 16

Cloudy

25°C37%

Day 17

Cloudy

25°C35%

Day 18

Cloudy

25°C35%

Day 19

Cloudy

25°C33%

Day 20

Cloudy

25°C33%

Day 21

Cloudy

25°C35%

Day 22

Cloudy

25°C37%

Day 23

Cloudy

25°C37%

Day 24

Cloudy

25°C35%

Day 25

Cloudy

25°C34%

Day 26

Cloudy

25°C32%

Day 27

Cloudy

25°C31%

Day 28

Cloudy

25°C30%

Day 29

Cloudy

25°C33%

Day 30

Cloudy

25°C37%

Day 31

Cloudy

25°C37%

Essential Travel Info for San Miguel de Allende

🗓️ Best Time to Visit 📖 Travel Guide 🍴 Food Guide

Currency

MXN

$ Mexican peso

Language

Spanish

Driving

Right side

Connect

Additionally restaurants and cafés now o...

Safety

Travel Precautions

GPI: 2.612

Travel Intelligence

Exclusive flight analytics & health data for San Miguel de Allende

Smart Flight Estimator

Airport-to-Airport Logistics

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Flight Connectivity Analysis

Airport traffic data & seasonal patterns

Remote

10/ 100

Traffic Index

Off the beaten path

Peak Daily Arrivals

slots per day

Peak

Jun

Low

Jul

Monthly Traffic Distribution

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Traffic Level

Low Season

Key Connections

Monterrey General Mariano Escobedo (MTY)

Houston George Bush (IAH)

Dallas-Fort Worth (DFW)

Cancún (CUN)

Tijuana General Abelardo L. Rodríguez (TIJ)

Health & Safety Advisory

CDC travel health recommendations

9 Recommendations

COVID-19

All eligible travelers should be up to date with their COVID-19 vaccines. Please seeYour COVID-19 Vaccinationfor more information.

Chikungunya

There iselevated chikungunya riskin Mexico.Chikungunya vaccinationmay be considered for people traveling or moving to this location if they are planning to stay for an extended period of time (for example, 6 months or more).

Hepatitis A

Recommended for unvaccinated travelers one year old or older going to Mexico.Infants 6 to 11 months old should also be vaccinated against Hepatitis A. The dose does not count toward the routine 2-dose series.Travelers allergic to a vaccine component should receive a single dose of immune globulin, which provides effective protection for up to 2 months depending on dosage given.Unvaccinated travelers who are over 40 years old, are immunocompromised, or have chronic medical conditions planning to depart to a risk area in less than 2 weeks should get the initial dose of vaccine and at the same appointment receive immune globulin.

Hepatitis B

Recommended for unvaccinated travelers younger than 60 years old traveling to Mexico. Unvaccinated travelers 60 years and older may get vaccinated before traveling to Mexico.

Malaria

CDC recommends that travelers going to certain areas of Mexico take prescription medicine to prevent malaria. Depending on the medicine you take, you will need to start taking this medicine multiple days before your trip, as well as during and after your trip. Talk to your doctor about which malaria medication you should take.Transmission areasCampeche, Chiapas, and the southern part of Chihuahua stateRare in the states of Oaxaca, Sinaloa, Sonora, and TabascoNo malaria transmission along the U.S.–Mexico borderDrug resistanceNoneSpeciesP. vivax(100%)Recommended chemoprophylaxisCampeche, Chiapas, and the southern part of Chihuahua state: Atovaquone-proguanil, chloroquine, doxycycline, mefloquine, primaquine5, tafenoquine2All other areas with malaria transmission: No chemoprophylaxis recommended (insect bite precautions and mosquito avoidance only)4Updated April 23, 2025See footnotes

Measles

Cases of measles are on the rise worldwide. Travelers are at risk of measles if they have not been fully vaccinated at least two weeks prior to departure, or have not had measles in the past, and travel internationally to areas where measles is spreading.All international travelers should be fully vaccinated against measles with the measles-mumps-rubella (MMR) vaccine, including an early dose for infants 6–11 months, according toCDC’s measles vaccination recommendations for international travel.

+3 more

Source: CDC Travelers' Health

View Complete Health Guide

Is August a Good Time to Visit San Miguel de Allende?

👍Solid choice for most travelers(65/100)

Short Answer

August is San Miguel de Allende's peak season for good reason: 25°C temperatures and 31% rain probability. But expect crowds (88% of annual maximum) and premium prices.

Decision Factors

Vaccinations required

Yellow Fever

Peak tourist season

88% of annual peak - expect crowds and high prices

Ideal temperature range

25.2°C - perfect for sightseeing and outdoor activities

Health precautions needed

Be aware of: Leptospirosis, Melioidosis, Chagas disease (American Trypanosomiasis)

Plenty of sunshine

10.8h of sunshine daily

Good For

👴
Elderly travelers
Comfortable 25.2°C temperature range with manageable humidity
🏛️
Cultural tourists
Comfortable conditions for exploring museums and sites
💼
Business travelers
Climate-controlled meetings unaffected by weather
🌡️
Heat-sensitive visitors
Manageable 25.2°C without oppressive humidity

Who Should Avoid

💰
Budget travelers
Peak season means premium prices everywhere

"According to 30YearWeather's analysis of 30 years of NASA POWER satellite data,San Miguel de Allende in August averages 25°C with 31% precipitation probability."

📊 Source: 30YearWeather.com🛰️ Data: NASA POWER (1991-2021)View Methodology →

Frequently Asked Questions: San Miguel de Allende in August

What are the temperatures in San Miguel de Allende in August?

Daytime highs average 25°C, nights drop to 14°C. Temperatures remain fairly consistent.

How many rainy days in San Miguel de Allende in August?

Expect around 27 days with measurable rainfall. An umbrella is advisable.

What to wear in San Miguel de Allende in August?

Comfortable casual wear with a light jacket for evenings.

Is August peak season in San Miguel de Allende?

This is shoulder season—moderate prices and manageable crowds.

San Miguel de Allende Weather in August

San Miguel de Allende August Weather Calendar

Essential Travel Info for San Miguel de Allende

Travel Intelligence

Smart Flight Estimator

Flight Connectivity Analysis

Monthly Traffic Distribution

Key Connections

Health & Safety Advisory

COVID-19

Chikungunya

Hepatitis A

Hepatitis B

Malaria

Measles

Decision Factors

Good For

Who Should Avoid

Related Guides

Frequently Asked Questions: San Miguel de Allende in August

What are the temperatures in San Miguel de Allende in August?

How many rainy days in San Miguel de Allende in August?

What to wear in San Miguel de Allende in August?

Is August peak season in San Miguel de Allende?