Maunabo
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Maunabo Weather in May

With daytime temperatures of 28°C (82°F) and nighttime lows of 24°C (75°F), May in Maunabo brings high temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 135 mm (5.3 in) falls on average.

Rainfall in Maunabo in May

Records from the past 30 years suggest around 16 days of rain, with 135 mm (5.3 in) average 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 Maunabo in May

In May, expect high temperatures in Maunabo, with highs of 28°C (82°F) and lows of 24°C (75°F) at night. Conditions stay fairly consistent through the month, making it easier to plan what to wear. At 24°C (75°F) overnight, it stays warm after dark. Light, breathable clothing and good airflow in your room make a noticeable difference.

Sunshine in Maunabo in May

With approximately 255 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.

For Maunabo itself, January, February, March, April and December generally stand out with 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.

Maunabo Temperature in May

Min Temperature
24°C (75°F)
Max Temperature
28°C (82°F)
Chance of Rain
52%
Precipitation
135 mm (5.3 in)
Rainy days
16 days
Humidity
75% *
Sunshine
255 hours *
Percentage Sunshine
63% *
* Data from: San Juan, Puerto Rico (48 KM, 30 Miles).

Maunabo Weather by Month

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

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Maunabo typically stay consistent throughout May, with daily highs averaging around 28°C (82°F). Nights are warm, with lows around 25°C (77°F).

Average temperatures in May

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 May

Historical weather records for Maunabo in May

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

Maunabo historical weather extremes in May

The extremes listed below come from historical weather data collected in Maunabo from 1976 through 2026.

  • Maunabo recorded its highest May temperature of 35°C (95°F) on May 21, 2005.
  • The coldest May day was on May 6, 1982, with a maximum of 24°C (75°F).
  • Maunabo registered its coldest May night on May 10, 1986, with temperatures dropping to 20°C (68°F).

Best Places in Puerto Rico in May

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 May →

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 Maunabo in May

Warm temperatures in May make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Maunabo in May

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

Maunabo 3-Day Forecast

More climate data for Maunabo

Popular in May

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

Bucket list

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