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Ilocos

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Ilocos Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Ilocos year round climate

  • Spring (March–May): Average 27.2–29.2°C, warm climate. March and April are relatively dry, with rainfall increasing from May onwards. Common activities: Beach activities, exploring historical sites, hiking. Recommended clothing: Light and breathable clothing, short-sleeved shirts, sun hat.
  • Summer (June–August): Average 28.1–27.8°C, hot and humid with abundant rainfall, especially in July and August. Common activities: Swimming, surfing, enjoying the seaside, but be aware of sun protection and rain. Recommended clothing: Light and breathable clothing, shorts, sun protection clothing, rain gear.
  • Autumn (September–November): Average 27.3–27.4°C, relatively comfortable climate with gradually decreasing rainfall. Common activities: Visiting rice paddies, experiencing local culture, enjoying outdoor activities. Recommended clothing: Light and comfortable clothing, a light jacket may be needed depending on the situation.
  • Winter (December–February): Average 25.4–26.5°C, mild and dry climate, the driest season. Common activities: Enjoying the beach, visiting attractions, experiencing local cuisine. Recommended clothing: Light clothing, a light jacket may be needed in the mornings and evenings.

Ilocos climatological average

Annual average temperature: approx. 27.4°C / Annual rainfall: approx. 2807 mm / Summer humidity: 75%–85% / Rainiest month: August

Ilocos monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
25.4°C
25.9
February
26°C
7.5
March
27.2°C
11.3
April
28.7°C
32.7
May
29.2°C
240
June
28.4°C
237.7
July
28.1°C
711
August
27.8°C
740.2
September
27.3°C
479.1
October
27.4°C
220.8
November
27.4°C
87.1
December
26.5°C
14.1

Ilocos weather for the next seven days

2/5
Thursday
Sunny
28.6°C/19.1°C
2/6
Friday
Sunny
28.4°C/19°C
2/7
Saturday
Sunny
29°C/20.5°C
2/8
Sunday
Patchy rain nearby
31.9°C/20.6°C
2/9
Monday
Sunny
28.8°C/18.2°C
2/10
Tuesday
Sunny
27.6°C/17.7°C
2/11
Wednesday
Sunny
28.5°C/18.6°C

Ilocos Frequently Asked Questions and Useful Information for Travel

What is the best time to visit?

The best time to visit is in spring and autumn, when the weather is warm and the attractions are less crowded.

Which attractions are must-visit?

Must-visit attractions include the archaeological site of Delphi, the Temple of Apollo and the Corinth Canal.