Guanajuato City Weather in May
May in Guanajuato City brings very high temperatures, with highs of 31°C (88°F) and nights dropping to 15°C (59°F). Expect some rainfall, with around 52 mm (2 in) typical for the month.
Rainfall in Guanajuato City in May
This month experiences about 6 days of rain according to historical data, averaging 52 mm (2 in). When rain does fall this month, it tends to come down hard. The low number of rain days makes each shower more significant.
Temperature in Guanajuato City in May
May in Guanajuato City sees highs of 31°C (88°F) and lows of 15°C (59°F) overnight. The hottest part of the day is usually in the afternoon, so lighter clothing can help you stay comfortable. Nights cool down to 15°C (59°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions. Although these are the average temperatures, expect warmer days occasionally. Wear cool clothing and stay hydrated to manage the heat.
Sunshine in Guanajuato City in May
The city usually sees around 260 hours of sunlight, indicating many sunny days — a great month for sightseeing.
Wind Speed in Guanajuato City in May
May sees wind speeds averaging 2 m/s (4 knots). You'll typically experience pleasant light breezes that move leaves slightly and feel refreshing. As an average, expect variation from very calm days to periods with more apparent air movement.May in Guanajuato City can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Mexico, check out our Guanajuato City's climate page.
Guanajuato City Temperature in May
Min Temperature
15°C (59°F)
Max Temperature
31°C (88°F)
Chance of Rain
20%
Precipitation
52 mm (2 in)
Rainy days
6 days
Windspeed
2 m/s (4 knots)
Sunshine
260 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Guanajuato City typically stay consistent throughout May, with daily highs averaging around 31°C (88°F). Nights are pleasant, with lows typically ranging from 13°C (55°F) to 16°C (61°F).
Average temperatures in May
Historical weather for Guanajuato City in May
Browse day-by-day weather records for Guanajuato City spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Guanajuato City historical weather extremes in May
According to our 40 years of weather records for Guanajuato City, the following extremes were recorded between 1986 and 2026.
- The hottest May day on record in Guanajuato City reached 39°C (102°F) (May 17, 2003).
- The coldest May day was on May 6, 1990, with a maximum of 16°C (61°F).
- The lowest overnight temperature recorded in May was 8°C (46°F) (May 3, 1987).
Best Places in Mexico in May
Find out more about the weather in Mexico and which places have the best travel conditions in this month. See all of Mexico in May →
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What to Wear in Guanajuato City in May
Warm temperatures in May make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Rain gear is recommended, you can expect wet weather on multiple days. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Guanajuato City in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Mexico, check out our Guanajuato City's climate page.
Temperature Rainfall Sunshine Wind Speed
See the full Guanajuato City climate overview or explore weather in Mexico.
