When to go · Serang
Serang, month by month
The best months for Serang: Apr, May, Jun, Jul, Aug, Sep, Oct. Months to avoid: Jan, Feb, Dec.
Month by month
- JanuaryAvoidListed as a month to avoid: Dec–Feb (rainier).22.5 °C (73 °F) / 30.4 °C (87 °F), 305 rain days73 °F (22.5 °C) / 87 °F (30.4 °C), 305 rain daysCrowds: Medium
- FebruaryAvoidListed as a month to avoid: Dec–Feb (rainier).22.6 °C (73 °F) / 30.9 °C (88 °F), 257 rain days73 °F (22.6 °C) / 88 °F (30.9 °C), 257 rain daysCrowds: Low
- MarchMixedOutside the best window (Apr–Oct). Across Indonesia: Nyepi shuts Bali for 24 h and Idul Fitri travel peaks in 2026 (both check).22.5 °C (73 °F) / 31.4 °C (89 °F), 197 rain days73 °F (22.5 °C) / 89 °F (31.4 °C), 197 rain daysCrowds: Medium · 2 festivals or holidays
- AprilGreatInside Serang's best window: Apr–Oct.22.7 °C (73 °F) / 32 °C (90 °F), 154 rain days73 °F (22.7 °C) / 90 °F (32 °C), 154 rain daysCrowds: Medium
- MayGreatInside Serang's best window: Apr–Oct.22.8 °C (73 °F) / 32.3 °C (90 °F), 132 rain days73 °F (22.8 °C) / 90 °F (32.3 °C), 132 rain daysCrowds: Medium
- JuneGreatInside Serang's best window: Apr–Oct.22.1 °C (72 °F) / 32.2 °C (90 °F), 85 rain days72 °F (22.1 °C) / 90 °F (32.2 °C), 85 rain daysCrowds: High
- JulyGreatInside Serang's best window: Apr–Oct.21.6 °C (71 °F) / 32.3 °C (90 °F), 86 rain days71 °F (21.6 °C) / 90 °F (32.3 °C), 86 rain daysCrowds: High
- AugustGreatInside Serang's best window: Apr–Oct.21.4 °C (71 °F) / 32.3 °C (90 °F), 82 rain days71 °F (21.4 °C) / 90 °F (32.3 °C), 82 rain daysCrowds: High
- SeptemberGreatInside Serang's best window: Apr–Oct.21.8 °C (71 °F) / 32.8 °C (91 °F), 82 rain days71 °F (21.8 °C) / 91 °F (32.8 °C), 82 rain daysCrowds: Medium
- OctoberGreatInside Serang's best window: Apr–Oct.22.3 °C (72 °F) / 32.8 °C (91 °F), 119 rain days72 °F (22.3 °C) / 91 °F (32.8 °C), 119 rain daysCrowds: Medium
- NovemberMixedOutside the best window (Apr–Oct). Across Indonesia: Rainy season begins; seas rough to the Gilis.22.7 °C (73 °F) / 32.4 °C (90 °F), 162 rain days73 °F (22.7 °C) / 90 °F (32.4 °C), 162 rain daysCrowds: Low
- DecemberAvoidListed as a month to avoid: Dec–Feb (rainier).22.8 °C (73 °F) / 31.7 °C (89 °F), 217 rain days73 °F (22.8 °C) / 89 °F (31.7 °C), 217 rain daysCrowds: High
Compare two months
Weather, crowds and prices for any two months in Serang, side by side.
Verdict
Apr: Great
May: Great
Daytime high
Apr: 22.7 °C (73 °F)73 °F (22.7 °C)
May: 22.8 °C (73 °F)73 °F (22.8 °C)
Night low
Apr: 32 °C (90 °F)90 °F (32 °C)
May: 32.3 °C (90 °F)90 °F (32.3 °C)
Rain days
Apr: 154
May: 132 (better)
Crowds
Apr: Medium
May: Medium
Prices
Apr: Medium
May: Medium
Festivals listed
Apr: 0
May: 0
April: Inside Serang's best window: Apr–Oct.
May: Inside Serang's best window: Apr–Oct.
Serang: figures are long-term averages from this guide, not a forecast.