Monthly climate guide
Guanajuato weather in May
With highs near 30°C (87°F) and lows around 14°C (57°F), May feels hot in Guanajuato. Rainfall averages about 35 mm (fairly dry) and the sky is a mix of sun and cloud. Daytime highs are about the same as April and 2°C warmer than June.
What stands out in May
- Expect a big gap between day and night — about 17°C.
- The air is fairly dry (about 44% humidity), so warm days feel comfortable.
- Just 230 km apart, but Guanajuato runs about 2°C cooler than Guadalajara this month.
- Sun, warmth (about 30°C) and dry days make May a good pick for the beach.
May is typically Guanajuato's warmest month.
Avg high
30°C
87°F
Avg low
14°C
57°F
Rainfall
35 mm
fairly dry
Humidity
44%
relative
Sky
39%
cloud · a mix of sun and cloud
Guanajuato weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 21°C / 71°F | 6°C / 42°F | 6 mm | 57% | 38% |
| February | 24°C / 76°F | 8°C / 46°F | 12 mm | 52% | 32% |
| March | 27°C / 80°F | 9°C / 48°F | 16 mm | 46% | 32% |
| April | 30°C / 85°F | 12°C / 53°F | 6 mm | 37% | 36% |
| May | 30°C / 87°F | 14°C / 57°F | 35 mm | 44% | 39% |
| June | 28°C / 83°F | 14°C / 58°F | 118 mm | 60% | 56% |
| July | 26°C / 80°F | 14°C / 56°F | 148 mm | 69% | 63% |
| August | 27°C / 80°F | 13°C / 56°F | 125 mm | 70% | 55% |
| September | 26°C / 78°F | 13°C / 55°F | 106 mm | 73% | 59% |
| October | 25°C / 77°F | 11°C / 51°F | 40 mm | 68% | 41% |
| November | 23°C / 74°F | 9°C / 47°F | 17 mm | 67% | 39% |
| December | 22°C / 72°F | 7°C / 45°F | 7 mm | 62% | 39% |
What to pack for May
- Light, breathable clothing (cotton or linen)
- A sun hat and high-SPF sunscreen
- A refillable water bottle
- An extra layer — evenings are noticeably cooler than afternoons
- A small travel umbrella, just in case
- Sunglasses
Is May a good time to visit Guanajuato?
Compare the months in the chart above to find your ideal window.
Best time to visit Guanajuato →Other Mexico cities in May
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Guanajuato weather in May. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/mexico/guanajuato/may
<a href="https://weathercompare.eu/weather/mexico/guanajuato/may">Guanajuato weather in May</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/mexico/guanajuato" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Guanajuato weather in May"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/mexico/guanajuato/may">Guanajuato weather in May</a> – WeatherCompare</p>
Guanajuato in May: quick answers
Is May a good time to visit Guanajuato?
May is a reasonable time for Guanajuato: highs around 30°C and about 35 mm of rain, though not one of the three best months.
How warm is Guanajuato in May?
Average highs are about 30°C (87°F) and average lows about 14°C (57°F), based on 10 years of daily data.
Does it rain a lot in Guanajuato in May?
Guanajuato typically gets around 35 mm of rain in May — fairly dry.
Figures are long-term averages for the area around Guanajuato (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.