São Sebastião in January
6.1out of 10
Possible, with caveats
Warm and comfortable: highs around 27°C. Very wet: about 23 rainy days.
27°CAvg high
23°CAvg low
23Rainy days (277 mm)
13:19 hDaylight
05:31Sunrise · 18:50 Sunset
Why this score
- Warm and comfortable: highs around 27°C
- Very wet: about 23 rainy days
What to wear and pack
- T-shirts and light layers
- Shorts or a light skirt
- Rain jacket or compact umbrella
How reliable is the forecast?
Rain in January varies a lot between years (±3.5 rainy days), so check the forecast closer to your trip. Averages cover 30 years (1991–2020). Individual days can differ a lot.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 27°C | 23°C | 277 mm | 23 | – | – | 6.1 |
| February | 27°C | 24°C | 230 mm | 20 | – | – | 6.1 |
| March | 26°C | 23°C | 236 mm | 21 | – | – | 6.1 |
| April | 25°C | 22°C | 130 mm | 14 | – | – | 7.0 |
| May | 23°C | 19°C | 115 mm | 12 | – | – | 7.3 |
| June | 23°C | 18°C | 82 mm | 10 | – | – | 7.8 |
| July | 22°C | 17°C | 92 mm | 9 | – | – | 7.8 |
| August | 22°C | 18°C | 75 mm | 9 | – | – | 7.9 |
| September | 22°C | 18°C | 132 mm | 14 | – | – | 7.0 |
| October | 23°C | 20°C | 147 mm | 15 | – | – | 6.8 |
| November | 24°C | 21°C | 187 mm | 18 | – | – | 6.3 |
| December | 26°C | 22°C | 214 mm | 19 | – | – | 6.1 |
Frequently asked questions
How hot is São Sebastião in January?
Daytime highs average 27°C and nights about 23°C.
When is the best time to visit São Sebastião?
The best months are August, June, July.