São Sebastião in May
7.3out of 10
Possible, with caveats
Warm and comfortable: highs around 23°C. Frequent rain: about 12 rainy days.
23°CAvg high
19°CAvg low
12Rainy days (115 mm)
10:51 hDaylight
06:32Sunrise · 17:23 Sunset
Why this score
- Warm and comfortable: highs around 23°C
- Frequent rain: about 12 rainy days
What to wear and pack
- T-shirts and light layers
- Rain jacket or compact umbrella
How reliable is the forecast?
Rainfall in May is fairly consistent from year to year (2.8 days). 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 May?
Daytime highs average 23°C and nights about 19°C.
When is the best time to visit São Sebastião?
The best months are August, June, July.