Miami weather in January
January in Miami: warm, a little rain, with clean air — an excellent time to visit.
#5 of 12 months in Miami · #141 of 604 destinations to visit in January · comfort 82/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Miami climate normals — January
| Daytime high | 24°C / 75°F | 🌤 warm |
|---|---|---|
| Nighttime low | 19°C / 66°F | |
| Feels like (high) | 24°C / 75°F | |
| Rainfall | 39 mm / 1.5 in | 🌦 some rain |
| Rainy days | 6 days | |
| Humidity | 73% | 💧 humid |
| Dew point | 16°C / 60°F | |
| Sunshine | 9 h/day | |
| Daylight | 10.7 h | |
| Wind | 21 km/h / 13 mph | |
| Air quality (US AQI) | 45 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Miami in January — FAQ
- Is January a good time to visit Miami?
- January in Miami: warm, a little rain, with clean air — an excellent time to visit. It ranks #5 of 12 months for Miami on SeasonMap's comfort score (82/100).
- What is the weather like in Miami in January?
- In January, Miami averages a daily high of 23.9°C and a low of 18.8°C, with about 38.7 mm of rain over roughly 5.8 rainy days.
- What is the air quality in Miami in January?
- Miami has a mean US Air Quality Index of about 45 in January.