Isabela Weather in June
June in Isabela typically sees daytime highs of 30°C (86°F) and nighttime lows of 25°C (77°F). Rainfall is also possible this month, so it's worth packing an umbrella.
Rainfall in Isabela in June
Historically, June sees about 16 days of rain, with a monthly average of 105 mm (4.1 in). Rain falls regularly this month and can be quite heavy when it does. Showers can be substantial, so waterproof gear is a good idea.
Temperature in Isabela in June
In June, expect very high temperatures in Isabela, with highs of 30°C (86°F) and lows of 25°C (77°F) at night. Indoor breaks or shaded spots can make the warmer part of the day much more comfortable. With lows around 25°C (77°F), the nights are warm enough that a sheet is usually all you need for bedding.June in Isabela has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Puerto Rico, check out our Isabela's climate page.
Isabela Temperature in June
Min Temperature
25°C (77°F)
Max Temperature
30°C (86°F)
Chance of Rain
52%
Precipitation
105 mm (4.1 in)
Rainy days
16 days
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Isabela typically stay consistent throughout June, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 24°C (75°F).
Average temperatures in June
Historical weather for Isabela in June
Browse day-by-day weather records for Isabela spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Isabela historical weather extremes in June
Based on 44 years of weather observations in Isabela between 1981 and 2025, these are the recorded extremes.
- On June 27, 2009, temperatures climbed to 38°C (100°F), marking the warmest June day on record.
- On June 19, 1993, Isabela saw its coldest June day with temperatures maxing out at 24°C (75°F).
- Isabela registered its coldest June night on June 25, 2025, with temperatures dropping to 20°C (68°F).
Best Places in Puerto Rico in June
Find out more about the weather in Puerto Rico and which places have the best travel conditions in this month. See all of Puerto Rico in June →
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What to Wear in Isabela 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). High rain levels are expected, so pack waterproof gear and an umbrella or poncho.What To Do in Isabela 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 Puerto Rico, check out our Isabela's climate page.
See the full Isabela climate overview or explore weather in Puerto Rico.
