Ilocos Region Weather in May

Average temperatures, rainfall, sunshine and the best places to visit in Ilocos Region, Philippines in May.

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Considering a trip to Ilocos Region, Philippines this May and wondering about the expected weather conditions? Find all the crucial information you need right here, addressing your question:

What to Expect in Ilocos Region in May

Ilocos Region, Philippines is a region in Philippines. May in Ilocos Region generally has very warm temperatures, with heavy precipitation.

Temperatures

You can expect very warm maximum daytime temperatures of around 32°C (90°F) and nighttime temperatures around 26°C (79°F) in Laoag. In Ilocos Region, Philippines, May typically stands out as the hottest month of the year. If you're planning a visit during this time, it would be wise to come prepared. Packing light and breathable summer cloths will ensure you stay comfortable throughout your stay.

To learn more about the conditions in specific areas of Ilocos Region, Philippines, check out the map below.

Precipitation

In May, precipitation varies across different areas. From heavy rainfall in Laoag with an average of 198 mm (7.8 in) to heavy rainfall in Dagupan with 203 mm (8 in).

Average sunshine

Plenty of sunshine can be expected in numerous places in May. Laoag typically receives 246 hours of sunlight, making it ideal for those seeking sunny weather.

Explore Ilocos Region by month

Pick a month to see the average temperature, rainfall and sunshine in Ilocos Region — and find the best time to visit. (based on Laoag)

Best Places to Visit in Ilocos Region in May

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Ilocos Region.

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).

Popular Destinations in Ilocos Region

What is the weather like in May for some of the most popular destinations in Ilocos Region, Philippines?

Temperature range in Ilocos Region (May)

Precipitation variation in Ilocos Region (May)

Laoag

In May Laoag generally has very high temperatures with maximum daytime temperatures around 32°C (90°F), minimum nighttime temperatures around 26°C (79°F) and heavy monthly rainfall. So on average the conditions are unpleasant that month.

May
April
May
June
Max temperature
31°C (88°F)
32°C (90°F)
31°C (88°F)
Min temperature
26°C (79°F)
26°C (79°F)
26°C (79°F)
Monthly sun hours
293 hours
246 hours
228 hours
Monthly rainfall
37 mm (1.5 in)
198 mm (7.8 in)
339 mm (13 in)
Monthly rainy days
2 days
9 days
15 days
Weather conditions

Dagupan

In May Dagupan generally has very high temperatures with maximum daytime temperatures around 33°C (91°F), minimum nighttime temperatures around 26°C (79°F) and heavy monthly rainfall. So on average the conditions are poor that month.

May
April
May
June
Max temperature
34°C (93°F)
33°C (91°F)
32°C (90°F)
Min temperature
25°C (77°F)
26°C (79°F)
25°C (77°F)
Monthly rainfall
49 mm (1.9 in)
203 mm (8 in)
274 mm (11 in)
Monthly rainy days
5 days
13 days
18 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in Ilocos Region, in Philippines.

In our records: Philippines May extremes

Notable May records observed across cities in Philippines in our climate database (1976 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • In our records, the warmest May day in Philippines reached 42°C (108°F) in Clark on May 23, 2014.

Popular cities in May

Day & night temperatures, rainfall and average weather in Ilocos Region in May.

City Weather Day temp Night temp Rainfall
Laoag 32°C (90°F) 26°C (79°F) 198 mm (7.8 in)
Dagupan 33°C (91°F) 26°C (79°F) 203 mm (8 in)

Ilocos Region weather in May: frequently asked questions

What is the weather like in Ilocos Region, Philippines in May?

In May, Ilocos Region, Philippines generally has poor weather conditions. Laoag sees daytime temperatures near 32°C (90°F), with nights cooling to roughly 26°C (79°F).

What is the average temperature in Ilocos Region, Philippines in May?

Laoag averages a daytime maximum of 32°C (90°F) in May, with overnight lows close to 26°C (79°F).

Does Ilocos Region, Philippines get a lot of rain in May?

Yes. May brings heavy rainfall to Ilocos Region, Philippines, with Laoag averaging around 198 mm (7.8 in). Expect frequent showers and pack accordingly.

Is May a Good Time to Visit Ilocos Region, Philippines?

In our view, May might not be the best time to travel to Ilocos Region, Philippines with often unpleasant weather in Laoag.

Generally speaking, January, February and December provide perfect weather in Laoag. The weather in May, June, July, August and September, on the other hand, tends to be poor.

Interested in more climate information?

We have much more information about the climate in Ilocos Region.

Weather and climate has detailed information for every country in the world. Are you going to Philippines? Get detailed historical weather averages for many cities in Philippines.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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