Vigan weather in September

September in Vigan: sweltering, soaked, with clean air — not the time — 28 rainy days.

Updated September 2026 · climate normals from ERA5 reanalysis

Vigan🇵🇭 Philippines · Philippines · City45
  1. 79Jan
  2. 82Feb
  3. 77Mar
  4. 71Apr
  5. 58May
  6. 47Jun
  7. 43Jul
  8. 42Aug
  9. 45Sep
  10. 50Oct
  11. 65Nov
  12. 74Dec

#10 of 12 months in Vigan · #1303 of 1413 destinations to visit in September · comfort 45/100 (tier F)

Days
31°C
Nights
24°C
Wet days
28
Sun
8.7 h
Humidity
84%
Daylight
12 h
Vigan, Philippines
Photo: Melanie Casabar · Pexels

Traveller notes on Vigan in September

Notes from nearby La Union (101 km away)

Vigan doesn't have its own notes for September yet — these are about La Union, close enough to share the season.

Forum posters describe September as one of the wettest months across the Philippines, second only to October on average, with typhoon season adding real variability - a typhoon can bring rain for days, while an ordinary rainy stretch typically means a sharp, short downpour rather than an all-day event. Posters describe a typical 10-day window as mixing a few bright, sunny days with a few genuinely torrential ones, and note forecasts only become reliable a few days out given how quickly conditions shift. Posters describing La Union specifically highlight it as a well-established surf destination with newer resort development, implying the wave conditions tied to this wetter, windier season can actually work in a surfer's favor. Posters generally rate September as genuinely wet and typhoon-prone but still very visitable for La Union with flexible plans, particularly appealing for surf-focused travelers.
Tripadvisor community · September · 1 month ago · about La Union · Read more on Tripadvisor ↗

Other months in Vigan

Philippines forum posters are upfront that August sits in the thick of the rainy season nationwide, and Vigan's Ilocos coast gets its share - expect a two-to-three-hour downpour most days rather than an all-day soak. Typhoon season technically runs August through early December, and while the Philippines is spread out enough that one region can be flooding while another stays clear, this stretch of the northern coast is more exposed than the southern Visayas. It's still workable for wandering Vigan's cobblestone heritage streets between showers, just keep plans flexible around the afternoon rain window.
IlocosHeritageTraveler · August · 1 month ago · Read more on Tripadvisor ↗
Forum posters place Vigan within the broader December-May window locals consider its most festive and visitor-friendly stretch, with January through March singled out as a particularly easy time weather-wise and less busy than the December and April peaks. Early February specifically is described as a transition point out of the rainy season and into summer, generally good but with the usual caveat that Philippine weather can shift unpredictably regardless of season. For the visit itself, Vigan's 400-year-old Spanish colonial old town (a UNESCO World Heritage site) is called compact enough to see well in about two days.
Tripadvisor community · February · 1 month ago · Read more on Tripadvisor ↗

Add your own note from Vigan's card on the map.

Vigan climate normals — September

Daytime high31°C / 87°F🔥 sweltering
Nighttime low24°C / 75°F
Feels like (high)37°C / 99°F
Sea temperature30°C / 86°F♨️ bath-warm
Rainfall459 mm / 18.1 in⛈ soaked
Rainy days28 days
Humidity84%💦 very humid
Dew point25°C / 76°F
Sunshine8.7 h/day
Daylight12.2 h
Wind15 km/h / 9 mph
Air quality (US AQI)33🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Vigan in September

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

BusyTerm 1 wellness break in Philippines, school holidays in 3 of the markets that fill it(estimated)

JFMAMJJASOND

Peak crowdsBusyShoulder seasonQuiet

Best months for Vigan's weather

Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).

Toughest weatherVigan's weather peaks January–March, best around February.

September coincides with Typhoon season.

JFMAMJJASOND

Best weatherFair weatherToughest weather

What's on in Vigan in September

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Hazard

    Typhoon season

    1 Jul – 31 Oct · usuallyClosures

    The Ilocos coast is hit by several storms most years and a direct one floods the low ground and cuts the road south for a day or two. August and September are the busiest weeks for it. Source ↗

  • Season

    Wet season

    MonsoonRisk

    28 rainy days and about 459 mm in the month — the real kind of rainy season, not afternoon showers.

    from the climate normals

What's on around the world in September →

Where is Vigan?

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Vigan in September — FAQ

Is September a good time to visit Vigan?
September in Vigan: sweltering, soaked, with clean air — not the time — 28 rainy days. It ranks #10 of 12 months for Vigan on SeasonMap's comfort score (45/100).
What is the weather like in Vigan in September?
In September, Vigan averages a daily high of 30.7°C and a low of 24.1°C, with about 458.5 mm of rain over roughly 28.1 rainy days.
What is the air quality in Vigan in September?
Vigan has a mean US Air Quality Index of about 33 in September.