Bayamon
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Bayamon Weather in October

Thinking of visiting Bayamon in October? Expect very high temperatures reaching 31°C (88°F) during the day, dropping to 24°C (75°F) at night, and note that quite a bit of rainfall is likely.

Rainfall in Bayamon in October

You can expect rain on roughly 18 days based on historical data, averaging 140 mm (5.5 in) for the month. Wet weather is a regular and significant part of this month. Frequent days of rain combined with high totals means proper waterproofs are worth packing.

Temperature in Bayamon in October

Daytime highs in Bayamon in October reach 31°C (88°F), with nights around 24°C (75°F). If you're spending a lot of time outdoors, it helps to plan around the warmer part of the day. Nights stay warm at around 24°C (75°F), so light bedding and good ventilation are worth thinking about.

Sunshine in Bayamon in October

The month enjoys around 228 hours of sunshine, creating mostly sunny days with good weather conditions.

Wind Speed in Bayamon 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

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

If you're looking for dry conditions and comfortable temperatures, October may not be the ideal month to visit Bayamon. Our weather planner can help you explore destinations with more pleasant weather conditions.

Bayamon Temperature in October

Min Temperature
24°C (75°F)
Max Temperature
31°C (88°F)
Water Temperature
28°C (82°F) *
Chance of Rain
60%
Precipitation
140 mm (5.5 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 (16 KM, 10 Miles).

Bayamon Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Bayamon - and find the best time to visit.

Daily Historical Temperatures

50-year average (1976-2025)

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

Average temperatures in October

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

Historical weather records for Bayamon in October

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.

Bayamon historical weather extremes in October

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

  • The hottest October day on record in Bayamon reached 36°C (97°F) (October 14, 1980).
  • On October 6, 1985, Bayamon saw its coldest October day with temperatures maxing out at 24°C (75°F).
  • Nighttime temperatures dropped to 21°C (70°F) on October 31, 1976, marking the coldest October night on record.

Best Places in Puerto Rico in October

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 October →

perfect weather
pleasant
tolerable
unpleasant
poor

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 Bayamon in October

Warm but pleasant conditions in Bayamon 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. 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 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
    6/10
  • Outdoor sports
    7/10

Bayamon 3-Day Forecast

Popular in October

Where to go in October - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.