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When to go · Isulan

Isulan in September

Avoid month. Listed as a month to avoid: Jun–Sep (rainy season).

Key facts

Verdict
Avoid
Temperature
32°C (90°F) / 25°C (77°F)
average high / low
Rain days
12
Crowds
Low
Philippines overall
Prices
Low
Philippines overall

Verdict

AvoidBest and avoid months for Isulan

Listed as a month to avoid: Jun–Sep (rainy season).

Is another month better than September?

September is rated avoid. These months rate higher:

Weather in September

Long-term averages
  • IsulanHighs around 32 °C (90 °F), lows around 25 °C (77 °F), rain on about 12 days

Crowds and prices

Crowds · Philippines overall
Low
Prices · Philippines overall
Low

Philippines overall: Typhoons continue; Siargao surf season starts.

Compare two months

Weather, crowds and prices for any two months in Isulan, side by side.

  • Verdict

    Sep: Avoid

    Jan: Great (better)

  • Daytime high

    Sep: 32 °C (90 °F)

    Jan: 30 °C (86 °F)

  • Night low

    Sep: 25 °C (77 °F)

    Jan: 22 °C (72 °F)

  • Rain days

    Sep: 12

    Jan: 5 (better)

  • Crowds

    Sep: Low

    Jan: High

  • Prices

    Sep: Low

    Jan: High

  • Festivals listed

    Sep: 0

    Jan: 1

September: Listed as a month to avoid: Jun–Sep (rainy season).

January: Inside Isulan's best window: Oct–Mar (dry season, cooler temps).

Isulan: figures are long-term averages from this guide, not a forecast.

What to pack

  • Light, breathable clothes, a sun hat and sunscreen
  • A rain jacket or umbrella and shoes that dry fast

Build the full packing list for your trip →

Across Philippines in September →