Río Segundo Weather in December

December in Río Segundo typically sees daytime highs of 24°C (75°F) and nighttime lows of 17°C (63°F). December falls within the rainy season, so heavy rainfall is to be expected.

Rainfall in Río Segundo in December

Río Segundo is in the rainy season in December, with rain on around 15 days and an average of 206 mm (8.1 in). The rainy season here brings regular, substantial showers. It's worth being prepared for rain on most days you're out.

Temperature in Río Segundo in December

December in Río Segundo brings high temperatures, with highs of 24°C (75°F) and nights around 17°C (63°F). This kind of day-to-night contrast is typical for this time of year. At 17°C (63°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Río Segundo in December

The city usually sees around 244 hours of sunlight, indicating many sunny days despite it being the rainy season.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. February and March typically offer the best weather for Río Segundo.

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Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Costa Rica, check out our Río Segundo's climate page.

Río Segundo Temperature in December

Min Temperature 17°C (63°F)  

Max Temperature 24°C (75°F)  

Chance of Rain 51%  

Precipitation 206 mm (8.1 in)  

Rainy days 15 days  

Humidity 74% *  

Sunshine 244 hours *  

Percentage Sunshine *  

* Data from: San José, Costa Rica (41 KM, 25 Miles).

What to Wear in Río Segundo in December

Comfortable temperatures call for an easy wardrobe in December. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. It's going to pour! Pack a good poncho and prepare for very wet conditions. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Río Segundo in December

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

8/10

Camping

6/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Costa Rica, check out our Río Segundo's climate page.

More climate data for Río Segundo

Temperature Rainfall Sunshine Humidity

See the full Río Segundo climate overview or explore weather in Costa Rica.