Loreto Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Loreto.
Climate overview of Loreto
The climate in Loreto, Baja California Sur, Mexico, is marked by large temperature swings across the seasons, ranging from 33°C (91°F) in August to 21°C (70°F) in January.
Rainfall is extremely rare, with only 178 mm (7 in) falling across the entire year.
Loreto Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Loreto - and find the best time to visit.
Monthly Temperature in Loreto
In Loreto, temperatures differ significantly between summer and winter months. Average maximum daytime temperatures range from a very warm 33°C (91°F) in August, the warmest time of the year, to a pleasant 21°C (70°F) during cooler months like January.
At night, you can expect temperatures ranging from 27°C (81°F) in August to around 16°C (61°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Loreto
Loreto sits in an arid zone with minimal moisture, averaging 178 mm (7 in) of rainfall per year. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, September it receives moderate rainfall, averaging 76 mm (3 in) of precipitation, recorded across 3 rainy days. In contrast, the driest month May brings less rainfall, with 0.5 mm (0.02 in) over 0 rainy days. For more details, please visit our Loreto Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Loreto
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: January, February, March, April, May, November and December
- Warmest weather: July, August and September
- Seasonal pattern: Very little rainfall for most of the year, with very warm summers and pleasant winters
Frequently asked questions about the climate in Loreto
What is the best time to visit Loreto?
January, February, March, April, May, November and December typically offer the most optimal weather in Loreto. In contrast, August and September tend to have less optimal conditions. Loreto has very little rainfall for most of the year, with very warm summers and pleasant winters.
What temperatures can I expect in Loreto?
Daytime highs range from 21°C (70°F) in January to 33°C (91°F) in August. Nighttime lows range from 16°C (61°F) to 27°C (81°F). Temperatures vary considerably through the year.
How much rain does Loreto get?
Annual rainfall is around 178 mm (7 in). September is the wettest month with 76 mm (3 in), while May is the driest with 0.5 mm (0.02 in).
Loreto 3-Day Forecast
Loreto on the map
Loreto is highlighted - select any city to see its climate.
Popular this month
Where to go in August - average daytime high across popular destinations.
Puerto Peñasco
35°C (95°F) Los Cabos34°C (93°F) Playa del Carmen
31°C (88°F) Tulum31°C (88°F) Cancún
31°C (88°F) Puerto Vallarta
30°C (86°F) San Miguel de Allende28°C (82°F) Mexico City23°C (73°F) 
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