Fortuna Weather in June
June in Fortuna typically sees daytime highs of 29°C (84°F) and nighttime lows of 21°C (70°F). June falls within the rainy season, so heavy rainfall is to be expected.
Rainfall in Fortuna in June
Fortuna is in the rainy season in June, with rain on around 23 days and an average of 330 mm (13 in). Rainy season showers tend to be fairly substantial. A good rain jacket or umbrella is worth having with you most days.
Temperature in Fortuna in June
Daytime temperatures in Fortuna reach 29°C (84°F) in June, dropping to 21°C (70°F) at night. Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights are mild at around 21°C (70°F), which is comfortable for most people.
Sunshine in Fortuna in June
The month brings about 156 hours of sunlight, offering a comfortable mix of sun and rainy moments.Our weather planner can help you find worldwide destinations with pleasant weather during this period. February and March typically offer the best weather for Fortuna.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Costa Rica, check out our Fortuna's climate page.
Fortuna Temperature in June
Min Temperature
21°C (70°F)
Max Temperature
29°C (84°F)
Chance of Rain
76%
Precipitation
330 mm (13 in)
Rainy days
23 days
Sunshine
156 hours *
Percentage Sunshine
*
Daily Historical Temperatures
42-year average (1976-2025)
Based on our historical records, temperatures in Fortuna typically stay consistent throughout June, with daily highs averaging around 29°C (84°F). Nights are pleasant, with lows around 19°C (66°F).
Average temperatures in June
Daily Historical Precipitation
42-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in June
Historical weather for Fortuna in June
Browse day-by-day weather records for Fortuna spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Fortuna historical weather extremes in June
Based on 29 years of weather observations in Fortuna between 1996 and 2025, these are the recorded extremes.
- Fortuna recorded its highest June temperature of 34°C (93°F) on June 13, 1998.
- The coldest June day was on June 27, 2024, with a maximum of 23°C (73°F).
- The lowest overnight temperature recorded in June was 17°C (63°F) (June 9, 2022).
Best Places in Costa Rica in June
Find out more about the weather in Costa Rica and which places have the best travel conditions in this month. See all of Costa Rica in June →
perfect weather
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tolerable
unpleasant
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What to Wear in Fortuna in June
Warm weather calls for comfortable, breathable clothing in June. 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. Sunglasses could come in handy during the sunnier parts of your trip.What To Do in Fortuna in June
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 Costa Rica, check out our Fortuna's climate page.
See the full Fortuna climate overview or explore weather in Costa Rica.
