Isla Grande Weather in December
December in Isla Grande averages 29°C (84°F) during the day and 25°C (77°F) at night. December is part of the rainy season, with around 203 mm (8 in) of rainfall and frequent showers.
Rainfall in Isla Grande in December
As part of the rainy season, Isla Grande sees around 18 days of rain in December, with an average of 203 mm (8 in). Rainfall this month is frequent and tends to be fairly heavy when it does fall. Packing waterproofs is a good idea.
Temperature in Isla Grande in December
Daytime temperatures in Isla Grande reach 29°C (84°F) in December, dropping to 25°C (77°F) at night. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. With lows around 25°C (77°F), the nights are warm enough that a sheet is usually all you need for bedding.
Sunshine in Isla Grande in December
The area experiences a moderate amount of sunshine, with approximately 175 hours of sunlight expected. Even though this month is part of the rainy season, you could still see the sun every now and then.If you prefer enjoying temperate temperatures and rain-free days, February and March typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Panama, check out our Isla Grande's climate page.
Isla Grande Temperature in December
Min Temperature
25°C (77°F)
Max Temperature
29°C (84°F)
Chance of Rain
59%
Precipitation
203 mm (8 in)
Rainy days
18 days
Humidity
77% *
Sunshine
175 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Isla Grande typically stay consistent throughout December, with daily highs averaging around 29°C (84°F). Nights are warm, with lows around 23°C (73°F).
Average temperatures in December
Historical weather for Isla Grande in December
Browse day-by-day weather records for Isla Grande spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Isla Grande historical weather extremes in December
Based on weather observations in Isla Grande between 1976 and 2025, these are the recorded extremes during December.
- The hottest December day on record in Isla Grande reached 35°C (95°F) (December 24, 2002).
- Isla Grande experienced its chilliest December day on December 8, 1985, reaching only 23°C (73°F).
- The lowest overnight temperature recorded in December was 15°C (59°F) (December 4, 2020).
Best Places in Panama in December
Find out more about the weather in Panama and which places have the best travel conditions in this month. See all of Panama in December →
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What to Wear in Isla Grande in December
Warm weather calls for comfortable, breathable clothing in December. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Isla Grande in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Panama, check out our Isla Grande's climate page.
Temperature Rainfall Sunshine Humidity
See the full Isla Grande climate overview or explore weather in Panama.
