Guanajuato weather by month
Average daily high and low, total rainfall and days with at least 2.5 mm of rain.
| Month | High / low | Rain | Verdict |
|---|---|---|---|
| January | 24°C / 7°C | 5 mm · 0 days | Great |
| February | 27°C / 8°C | 14 mm · 1 day | Great |
| March | 29°C / 10°C | 10 mm · 1 day | Good |
| April | 32°C / 12°C | 8 mm · 1 day | Hot |
| May | 33°C / 14°C | 28 mm · 3 days | Hot |
| June | 31°C / 15°C | 101 mm · 5 days | Hot |
| July | 29°C / 14°C | 103 mm · 7 days | Fair |
| August | 30°C / 14°C | 80 mm · 6 days | Fair |
| September | 28°C / 14°C | 66 mm · 5 days | Good |
| October | 28°C / 12°C | 29 mm · 3 days | Good |
| November | 26°C / 9°C | 4 mm · 0 days | Great |
| December | 24°C / 7°C | 6 mm · 0 days | Great |
Guanajuato by season
Spring
Spring (March-May) is arguably the best time to visit. Days are warm and sunny, nights are cool, and the jacaranda trees are in spectacular purple bloom.
- + Perfect weather for exploration
- + Beautiful floral scenery
- + Fewer crowds than late autumn
- − Can be quite warm in late May
- − Potential for higher prices around Easter (Semana Santa)
Summer
Summer (June-September) is the rainy season. Days are warm with frequent, heavy afternoon showers that clear the air. The landscape is lush and green.
- + Lush, green scenery
- + Fewer tourists
- + Lower accommodation rates
- − Daily afternoon thunderstorms can disrupt plans
- − High humidity
Autumn
Autumn (October-November) is festival season, culminating in the massive Cervantino Festival. The weather is similar to spring—mild and pleasant.
- + Experience the world-famous Cervantino Festival
- + Excellent cultural energy
- + Great weather
- − Extremely crowded and expensive during the festival
- − All accommodations and events book up months ahead
Winter
Winter (December-February) brings cool, dry days and chilly nights. It's the driest season, with crisp, clear skies perfect for photography.
- + Very low chance of rain
- + Clear skies for views and photos
- + Christmas and New Year festivities
- − Can be quite cold at night, requiring a warm jacket
- − Mornings can be foggy in the valley
Guanajuato month by month
Guanajuato in January
GreatIn January, Guanajuato averages highs of 24°C and lows of 7°C, with about 0 rainy days and 5 mm of rain. It is one of the most comfortable months for sightseeing.
Guanajuato in February
GreatIn February, Guanajuato averages highs of 27°C and lows of 8°C, with about 1 rainy day and 14 mm of rain. It is one of the most comfortable months for sightseeing.
Guanajuato in March
GoodIn March, Guanajuato averages highs of 29°C and lows of 10°C, with about 1 rainy day and 10 mm of rain. It is a good month to visit.
Guanajuato in April
HotIn April, Guanajuato averages highs of 32°C and lows of 12°C, with about 1 rainy day and 8 mm of rain. It is hot, so plan sightseeing for mornings and evenings.
Guanajuato in May
HotIn May, Guanajuato averages highs of 33°C and lows of 14°C, with about 3 rainy days and 28 mm of rain. It is hot, so plan sightseeing for mornings and evenings.
Guanajuato in June
HotIn June, Guanajuato averages highs of 31°C and lows of 15°C, with about 5 rainy days and 101 mm of rain. It is hot, so plan sightseeing for mornings and evenings.
Guanajuato in July
FairIn July, Guanajuato averages highs of 29°C and lows of 14°C, with about 7 rainy days and 103 mm of rain. Expect mixed weather, with comfortable spells.
Guanajuato in August
FairIn August, Guanajuato averages highs of 30°C and lows of 14°C, with about 6 rainy days and 80 mm of rain. Expect mixed weather, with comfortable spells.
Guanajuato in September
GoodIn September, Guanajuato averages highs of 28°C and lows of 14°C, with about 5 rainy days and 66 mm of rain. It is a good month to visit.
Guanajuato in October
GoodIn October, Guanajuato averages highs of 28°C and lows of 12°C, with about 3 rainy days and 29 mm of rain. It is a good month to visit.
Guanajuato in November
GreatIn November, Guanajuato averages highs of 26°C and lows of 9°C, with about 0 rainy days and 4 mm of rain. It is one of the most comfortable months for sightseeing.
Guanajuato in December
GreatIn December, Guanajuato averages highs of 24°C and lows of 7°C, with about 0 rainy days and 6 mm of rain. It is one of the most comfortable months for sightseeing.
Plan your Guanajuato trip
Best time to visit Guanajuato: FAQ
What is the best month to visit Guanajuato?+
January is the most comfortable month on average, with highs of 24°C. February and November are close behind.
What is the rainiest month in Guanajuato?+
July is the wettest month, with about 103 mm of rain.
How hot does Guanajuato get?+
May is the warmest month, with average highs of 33°C and lows of 14°C. The coldest nights come in January, averaging 7°C.
Averages for 2006–2025 from the GUANAJUATO weather station (3 km from the centre), NOAA Global Historical Climatology Network. Verdicts rate sightseeing comfort from daytime highs and rainy days.