Dunedin weather in January
January in Dunedin: nice, rainy, with clean air — one of the best months to visit.
#2 of 12 months in Dunedin · #31 of 604 destinations to visit in January · comfort 89/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Dunedin climate normals — January
| Daytime high | 19°C / 66°F | 😎 nice |
|---|---|---|
| Nighttime low | 12°C / 54°F | |
| Feels like (high) | 19°C / 66°F | |
| Rainfall | 81 mm / 3.2 in | 🌧 rainy |
| Rainy days | 11 days | |
| Humidity | 77% | 💦 very humid |
| Dew point | 11°C / 52°F | |
| Sunshine | 11.2 h/day | |
| Daylight | 15.2 h | |
| Wind | 24 km/h / 15 mph | |
| Air quality (US AQI) | 24 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Dunedin in January — FAQ
- Is January a good time to visit Dunedin?
- January in Dunedin: nice, rainy, with clean air — one of the best months to visit. It ranks #2 of 12 months for Dunedin on SeasonMap's comfort score (89/100).
- What is the weather like in Dunedin in January?
- In January, Dunedin averages a daily high of 19°C and a low of 12.3°C, with about 81.1 mm of rain over roughly 10.6 rainy days.
- What is the air quality in Dunedin in January?
- Dunedin has a mean US Air Quality Index of about 24 in January.