Loiza Weather in October

October in Loiza brings very high temperatures, with daytime highs of 30°C (86°F) and nights around 25°C (77°F). Quite a bit of rainfall is expected, around 146 mm (5.7 in), so pack an umbrella.

Rainfall in Loiza in October

Climate statistics over the past 30 years suggest around 18 days of rain, with 146 mm (5.7 in) average for the month. 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 Loiza in October

Loiza in October 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.

Sunshine in Loiza in October

With approximately 228 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.

Wind Speed in Loiza in October

Average wind conditions reach 2 m/s (4 knots) in October. This creates comfortable weather with light winds that gently move vegetation. Keep in mind this is an average. Daily conditions range from near-calm to more noticeable wind.

Average water temperature in October

With water at 28°C (82°F), you can expect warm, pleasant conditions for any water activity. There's no adjustment period — it feels comfortable straight away.

October in Loiza has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.

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For a detailed overview over the year and the best time to visit Puerto Rico, check out our Loiza's climate page.

Loiza Temperature in October

Min Temperature 25°C (77°F)  

Max Temperature 30°C (86°F)  

Water Temperature 28°C (82°F) *  

Chance of Rain 60%  

Precipitation 146 mm (5.7 in)  

Rainy days 18 days  

Humidity 77% *  

Windspeed 2 m/s (4 knots) *  

Sunshine 228 hours *  

Percentage Sunshine 63% *  

* Data from: San Juan, Puerto Rico (12 KM, 7 Miles).

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Loiza typically stay consistent throughout October, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 25°C (77°F).

Average temperatures in October

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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 October

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

Historical weather for Loiza in October

Browse day-by-day weather records for Loiza 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 ›

Loiza historical weather extremes in October

Our historical data for Loiza spans 1976 to 2025, revealing these weather extremes.

• The warmest day in October was on October 14, 1980, with a maximum of 36°C (97°F).
• The lowest daytime temperature in October was 24°C (75°F), recorded on October 6, 1985.
• The coldest night in October in Loiza was on October 18, 1985, with a minimum of 22°C (72°F).

What to Wear in Loiza in October

Warm but pleasant conditions in Loiza in October. 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. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Loiza in October

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

Swimming

9/10

Cycling

7/10

Walking

7/10

Camping

7/10

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 Loiza's climate page.

More climate data for Loiza

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

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