Penang weather in May
May in Penang: sweltering, soaked, with very humid — a great time to visit.
#10 of 12 months in Penang · #462 of 604 destinations to visit in May · comfort 70/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Penang climate normals — May
| Daytime high | 29°C / 83°F | 🔥 sweltering |
|---|---|---|
| Nighttime low | 25°C / 77°F | |
| Feels like (high) | 35°C / 95°F | |
| Rainfall | 278 mm / 10.9 in | ⛈ soaked |
| Rainy days | 27 days | |
| Humidity | 82% | 💦 very humid |
| Dew point | 24°C / 74°F | |
| Sunshine | 9.3 h/day | |
| Daylight | 12.4 h | |
| Wind | 9 km/h / 6 mph | |
| Air quality (US AQI) | 64 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Penang?
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Penang in May — FAQ
- Is May a good time to visit Penang?
- May in Penang: sweltering, soaked, with very humid — a great time to visit. It ranks #10 of 12 months for Penang on SeasonMap's comfort score (70/100).
- What is the weather like in Penang in May?
- In May, Penang averages a daily high of 28.6°C and a low of 24.9°C, with about 278.1 mm of rain over roughly 27 rainy days.
- What is the air quality in Penang in May?
- Penang has a mean US Air Quality Index of about 64 in May.