San Ignacio Weather & Climate: Best Time to Visit

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

Current conditions San Ignacio –  

Climate overview of San Ignacio

San Ignacio, San José Province, Costa Rica, has a stable climate with little temperature variation across the year. Average daytime temperatures hover around 25°C (77°F), peaking in March at 27°C (81°F) and dipping in November to 25°C (77°F).

The city has a wet climate, receiving around 4683 mm (184 in) of rainfall per year. September is the wettest month. The sunniest month is January, with 9.5 hours of sunshine per day on average.

San Ignacio Weather by Month

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

Monthly Temperature in San Ignacio

With minimal seasonal shifts, San Ignacio experiences a constant climate year-round. On average, daytime temperatures range from a comfortable 27°C (81°F) in March to a comfortable 25°C (77°F) in November.

Nighttime temperatures range from 18°C (64°F) in March to 16°C (61°F) in November.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in San Ignacio

San Ignacio has a notably wet climate with abundant precipitation, recording 4683 mm (184 in) of rainfall per year. The seasons in San Ignacio bring significant changes in precipitation. The wettest month, September, receives heavy rainfall, with an average of 643 mm (25 in) of precipitation. This rainfall is distributed across 24 rainy days.

In contrast, the driest month, February, experiences much less rainfall, totaling 70 mm (2.8 in) over 9 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our San Ignacio Precipitation page.

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

Sunshine Hours in San Ignacio

In San Ignacio, summer days are longer and more sunny, with daily sunshine hours peaking at 9.5 hours in January. As the darker season arrives, the brightness of the sun becomes less. June sees a soft sun for only 4.8 hours per average day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Santamaria, Costa Rica (6 KM, 3 Miles).

Daily hours of sunshine

Data from: Santamaria, Costa Rica (6 KM, 3 Miles).

Humidity in San Ignacio by Month

Wind Speed in San Ignacio

Best Time to Visit San Ignacio

The most comfortable overall weather for exploring San Ignacio is usually found in January, February and March. Conditions are generally least comfortable in May, June, July, August, September, October and November.

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 and March
  • Warmest weather: January, February, March, April, May, June, July, August and September
  • Most sunshine: January and March
  • Fewest rainy days: February and March

Frequently asked questions about the climate in San Ignacio

What is the best time to visit San Ignacio?

January, February and March typically offer the most optimal weather in San Ignacio. In contrast, May, June, July, August, September, October and November tend to have less optimal conditions.

What temperatures can I expect in San Ignacio?

Daytime highs range from 25°C (77°F) in November to 27°C (81°F) in March. Nighttime lows range from 16°C (61°F) to 18°C (64°F). Temperatures stay relatively stable year-round.

How much rain does San Ignacio get?

Annual rainfall is around 4683 mm (184 in). September is the wettest month with 643 mm (25 in), while February is the driest with 70 mm (2.8 in).

How sunny is San Ignacio?

San Ignacio receives around 2,440 hours of sunshine per year. January is the sunniest month with 285 hours, while June is the cloudiest with just 144 hours. Overall, San Ignacio enjoys abundant sunshine.

San Ignacio 3-Day Forecast

San Ignacio on the map

San Ignacio is highlighted - select any city to see its climate.

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Where to go in September - average daytime high across popular destinations.

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