Guanica Weather in June
With daytime temperatures of 30°C (86°F) and nighttime lows of 25°C (77°F), June in Guanica brings very high temperatures during the day. Some rainfall is to be expected during the month.
Rainfall in Guanica in June
Historically, June sees about 16 days of rain, with a monthly average of 57 mm (2.2 in). Expect plenty of grey, overcast days rather than intense storms. The rain rarely amounts to much on any given day.
Temperature in Guanica in June
Guanica in June gets highs of 30°C (86°F) during the day and drops to 25°C (77°F) at night. Mornings and evenings are often more comfortable than the peak afternoon hours. At 25°C (77°F) overnight, it stays warm after dark. Light, breathable clothing and good airflow in your room make a noticeable difference.Our weather planner can help you find worldwide destinations with pleasant weather during this period. January, February, March, April, May, November and December typically offer the best weather for Guanica.
Guanica Temperature in June
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Guanica Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Guanica - and find the best time to visit.
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Guanica 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 records for Guanica in June
Browse day-by-day weather records for Guanica spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Guanica historical weather extremes in June
Based on 45 years of weather observations (1981-2026), these are the most extreme conditions recorded in Guanica.
- On June 10, 2001, temperatures climbed to 35°C (95°F), marking the warmest June day on record.
- On June 19, 1993, Guanica saw its coldest June day with temperatures maxing out at 24°C (75°F).
- The coldest night in June in Guanica was on June 14, 1996, with a minimum of 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 →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Guanica in June
Warm but pleasant conditions in Guanica in June. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Wet weather is likely, so pack waterproof gear for multiple rainy days.
What To Do in Guanica in June
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling8/10 -
Walking8/10 -
Camping8/10 -
Outdoor sports8/10
Guanica 3-Day Forecast
See the full Guanica climate overview or explore weather in Puerto Rico.
Popular in June
Where to go in June - average daytime high across popular destinations.
San Juan
31°C (88°F) Rio Grande30°C (86°F) Aguada
30°C (86°F) Luquillo30°C (86°F) Culebra29°C (84°F) Rincon30°C (86°F) Vieques29°C (84°F) Fajardo30°C (86°F) 
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