San Fernando Weather & Climate: Best Time to Visit

Average temperatures, rainfall, sunshine and the best time to visit San Fernando.

Climate overview of San Fernando

San Fernando, Valparaíso Region, Chile, sees big temperature differences between seasons, with January peaking at 30°C (86°F) and July dropping to 15°C (59°F).

The city receives around 797 mm (31 in) of rainfall per year. It experiences a distinct dry season from November to March. June is the wettest month and January the driest. The most sunshine falls in January, with an average of 11.9 hours of daily sunshine.

San Fernando Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in San Fernando — and find the best time to visit.

Monthly Temperature in San Fernando

Visitors to San Fernando can expect significant temperature changes throughout the year. On average, daytime temperatures range from a comfortable 30°C (86°F) in January to a moderate 15°C (59°F) in July.

Nighttime temperatures range from 15°C (59°F) in January to 3°C (37°F) in July.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in San Fernando

Generally, San Fernando experiences moderate precipitation patterns, averaging 797 mm (31 in) yearly. The seasons in San Fernando bring significant changes in precipitation. The wettest month, June, receives heavy rainfall, with an average of 195 mm (7.7 in) of precipitation. This rainfall is distributed across 4 rainy days.

In contrast, the driest month, January, experiences much less rainfall, totaling 6.4 mm (0.3 in) over 4 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our San Fernando Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

Sunshine Hours in San Fernando

In San Fernando, summer days are longer and more sunny, with daily sunshine hours peaking at 11.9 hours in January. As the darker season arrives, the brightness of the sun becomes less. June sees a soft sun for only 2.4 hours per average day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Curicó, Chile (39 KM, 24 Miles).

Daily hours of sunshine

Data from: Curicó, Chile (39 KM, 24 Miles).

Humidity in San Fernando by Month

Best Time to Visit San Fernando

During March, April, October and November, San Fernando experiences its most favorable weather, with temperatures between 22°C (71°F) and 27°C (80°F). These mild conditions make it an excellent time for a visit.

The weather does bring rainfall during this period, between 14 mm (0.6 in) and 52 mm (2 in).

Plan accordingly for June, when conditions bring the heaviest precipitation.

Need help choosing your next travel destination? We offer a specialized tool that matches you with locations based on your weather preferences. Explore destinations that suit your climate preferences.

Frequently asked questions about the climate in San Fernando

What is the best time to visit San Fernando?

February, March, April, October, November and December typically offer the most optimal weather in San Fernando. In contrast, June tends to have less optimal conditions. San Fernando has a distinct dry season from November to March.

What temperatures can I expect in San Fernando?

Daytime highs range from 15°C (59°F) in July to 30°C (86°F) in January. Nighttime lows range from 3°C (37°F) to 15°C (59°F). Temperatures vary considerably through the year.

How much rain does San Fernando get?

Annual rainfall is around 797 mm (31 in). June is the wettest month with 195 mm (7.7 in), while January is the driest with 6.4 mm (0.3 in).

How sunny is San Fernando?

San Fernando receives around 2,436 hours of sunshine per year. January is the sunniest month with 356 hours, while June is the cloudiest with just 71 hours. Overall, San Fernando enjoys abundant sunshine.

San Fernando 3-Day Forecast

San Fernando 3-Day Forecast

San Fernando on the map

San Fernando is highlighted — select any city to see its climate.

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Where to go in June — average daytime high across popular destinations.

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