Santos in September
6.8out of 10
Possible, with caveats
Mild: highs around 22°C. Very wet: about 15 rainy days.
22°CAvg high
19°CAvg low
15Rainy days (142 mm)
11:52 hDaylight
06:04Sunrise · 17:56 Sunset
Why this score
- Mild: highs around 22°C
- Very wet: about 15 rainy days
- Rain varies a lot between years (±4.4 days)
What to wear and pack
- Layers you can add or remove
- Rain jacket or compact umbrella
How reliable is the forecast?
Rain in September varies a lot between years (±4.4 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 | 26°C | 24°C | 226 mm | 21 | – | – | 6.1 |
| February | 27°C | 24°C | 201 mm | 18 | – | – | 6.2 |
| March | 26°C | 24°C | 207 mm | 20 | – | – | 6.1 |
| April | 25°C | 22°C | 127 mm | 13 | – | – | 7.1 |
| May | 23°C | 20°C | 125 mm | 13 | – | – | 7.1 |
| June | 22°C | 19°C | 97 mm | 10 | – | – | 7.7 |
| July | 21°C | 18°C | 115 mm | 10 | – | – | 7.5 |
| August | 21°C | 18°C | 93 mm | 10 | – | – | 7.5 |
| September | 22°C | 19°C | 142 mm | 15 | – | – | 6.8 |
| October | 23°C | 20°C | 159 mm | 16 | – | – | 6.5 |
| November | 24°C | 21°C | 174 mm | 17 | – | – | 6.4 |
| December | 25°C | 23°C | 179 mm | 18 | – | – | 6.2 |
Frequently asked questions
How hot is Santos in September?
Daytime highs average 22°C and nights about 19°C.
When is the best time to visit Santos?
The best months are June, July, August.