Bayamon Weather in June

Thinking of visiting Bayamon in June? Expect very high temperatures reaching 31°C (88°F) during the day, dropping to 25°C (77°F) at night, and note that quite a bit of rainfall is likely.

Rainfall in Bayamon in June

You can typically expect 17 days of rain this month, averaging around 84 mm (3.3 in). The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Bayamon in June

June in Bayamon brings very high temperatures, with highs of 31°C (88°F) and nights around 25°C (77°F). The hottest part of the day is usually in the afternoon, so lighter clothing can help you stay comfortable. With lows around 25°C (77°F), the nights are warm enough that a sheet is usually all you need for bedding.

Sunshine in Bayamon in June

Expect a lot of sunshine this month, with about 259 hours of sun. These sunny conditions add to the overall experience.

Wind Speed in Bayamon in June

Average wind speeds reach 3 m/s (6 knots) in June, creating light breezes that feel pleasant throughout the day. Some days are calmer, while others bring slightly more active breezes.

Average water temperature in June

The water temperature is 28°C (82°F), which most people find very comfortable. A good month for swimming and water sports.

If you prefer enjoying temperate temperatures and rain-free days, January, February, March and December 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.

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• January
• February
• March
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• May
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• September
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For a detailed overview over the year and the best time to visit Puerto Rico, check out our Bayamon's climate page.

Bayamon Temperature in June

Min Temperature 25°C (77°F)  

Max Temperature 31°C (88°F)  

Water Temperature 28°C (82°F) *  

Chance of Rain 56%  

Precipitation 84 mm (3.3 in)  

Rainy days 17 days  

Humidity 76% *  

Windspeed 3 m/s (6 knots) *  

Sunshine 259 hours *  

Percentage Sunshine 65% *  

* Data from: San Juan, Puerto Rico (16 KM, 10 Miles).

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Bayamon typically stay consistent throughout June, with daily highs averaging around 31°C (88°F). Nights are warm, with lows around 25°C (77°F).

Average temperatures in June

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Daily Historical Precipitation

50-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in June

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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

‹ January February March April May June July August September October November December ›

Historical weather for Bayamon in June

Browse day-by-day weather records for Bayamon spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Historical weather Temperatures Precipitation

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‹ January February March April May June July August September October November December ›

Bayamon historical weather extremes in June

Based on 49 years of weather observations (1976-2025), these are the most extreme conditions recorded in Bayamon.

• On June 5, 1988, temperatures climbed to 36°C (97°F), marking the warmest June day on record.
• On June 19, 1993, Bayamon saw its coldest June day with temperatures maxing out at 24°C (75°F).
• The coldest night in June in Bayamon was on June 7, 1976, with a minimum of 18°C (64°F).

What to Wear in Bayamon in June

Warm but pleasant conditions in Bayamon 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. Expect heavy rainfall, so bring good rain protection and waterproof bags. Expect water temperatures of around 28°C (82°F), which is ideal for taking a refreshing dip. Bring swimwear and consider packing a towel for drying off. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Bayamon in June

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

Swimming

9/10

Cycling

7/10

Walking

7/10

Camping

8/10

Outdoor sports

7/10

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 Puerto Rico, check out our Bayamon's climate page.

More climate data for Bayamon

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Bayamon climate overview or explore weather in Puerto Rico.