Penang weather in January
January in Penang: hot, a little rain, with very humid — one of the best months to visit.
#1 of 12 months in Penang · #87 of 604 destinations to visit in January · comfort 86/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Penang climate normals — January
| Daytime high | 28°C / 82°F | 🥵 hot |
|---|---|---|
| Nighttime low | 24°C / 75°F | |
| Feels like (high) | 33°C / 91°F | |
| Rainfall | 63 mm / 2.5 in | 🌦 some rain |
| Rainy days | 13 days | |
| Humidity | 79% | 💦 very humid |
| Dew point | 22°C / 71°F | |
| Sunshine | 9.9 h/day | |
| Daylight | 11.8 h | |
| Wind | 9 km/h / 5 mph | |
| Air quality (US AQI) | 62 | 🙂 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 January — FAQ
- Is January a good time to visit Penang?
- January in Penang: hot, a little rain, with very humid — one of the best months to visit. It ranks #1 of 12 months for Penang on SeasonMap's comfort score (86/100).
- What is the weather like in Penang in January?
- In January, Penang averages a daily high of 27.9°C and a low of 24°C, with about 62.5 mm of rain over roughly 13.4 rainy days.
- What is the air quality in Penang in January?
- Penang has a mean US Air Quality Index of about 62 in January.