Iloilo City
Weather by month
Current –

Iloilo City Weather in May

May in Iloilo City brings very high temperatures, with daytime highs of 33°C (91°F) and nights around 26°C (79°F). Quite a bit of rainfall is expected, around 162 mm (6.4 in), so pack an umbrella.

Rainfall in Iloilo City in May

Climate statistics over the past 30 years suggest around 10 days of rain, with 162 mm (6.4 in) average for the month. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Iloilo City in May

Daytime highs in Iloilo City in May reach 33°C (91°F), with nights around 26°C (79°F). For most visitors, the main thing to prepare for is the heat during the day. Nights are warm at 26°C (79°F). It's worth making sure your accommodation has decent ventilation or air conditioning.

Wind Speed in Iloilo City in May

Wind speeds average 3 m/s (6 knots) during May. At this speed, light breezes keep leaves and small twigs in gentle motion while the wind also provides natural cooling. Since this is an average, some days are more tranquil while others have more persistent light winds that are more noticeable.

Average water temperature in May

With water at 29°C (84°F), conditions are warm and calm. Perfect for those who like tropical water temperatures, though it won't cool you down much.

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

Iloilo City Temperature in May

Min Temperature
26°C (79°F)
Max Temperature
33°C (91°F)
Water Temperature
29°C (84°F)
Chance of Rain
33%
Precipitation
162 mm (6.4 in)
Rainy days
10 days
Humidity
77%
Windspeed
3 m/s (6 knots)

Iloilo City Weather by Month

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

Daily Historical Temperatures

44-year average (1977-2025)

Based on our historical records, temperatures in Iloilo City typically stay consistent throughout May, with daily highs averaging around 33°C (91°F). Nights are warm, with lows around 26°C (79°F).

Average temperatures in May

Historical weather records for Iloilo City in May

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

Iloilo City historical weather extremes in May

Based on weather observations in Iloilo City between 2001 and 2026, these are the recorded extremes during May.

  • The warmest day in May was on May 3, 2010, with a maximum of 37°C (99°F).
  • On May 13, 2006, Iloilo City saw its coldest May day with temperatures maxing out at 26°C (79°F).
  • Nighttime temperatures dropped to 11°C (52°F) on May 23, 2002, marking the coldest May night on record.

Best Places in Philippines in May

Find out more about the weather in Philippines and which places have the best travel conditions in this month. See all of Philippines 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 Iloilo City in May

Get ready for hot weather in May! Lightweight, breathable fabrics are your best friend during this month. Cotton and linen shirts, shorts, sundresses, and sandals will keep you comfortable. Light colors help reflect the heat, avoid wearing black. Also bring a poncho, it will rain a lot! Waterproof everything you can. The water temperature sits at about 29°C (84°F), making it perfect for swimming and water activities. Don't forget to pack your favorite swimwear and perhaps some snorkel gear.

What To Do in Iloilo City in May

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

  • Cycling
    7/10
  • Walking
    7/10
  • Camping
    7/10
  • Outdoor sports
    7/10

Iloilo City 3-Day Forecast

More climate data for Iloilo City

Popular in May

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

Bucket list

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