São Borja in September
7.4out of 10
Possible, with caveats
Warm and comfortable: highs around 24°C. Frequent rain: about 10 rainy days.
24°CAvg high
14°CAvg low
10Rainy days (151 mm)
11:50 hDaylight
06:43Sunrise · 18:33 Sunset
Why this score
- Warm and comfortable: highs around 24°C
- Frequent rain: about 10 rainy days
What to wear and pack
- T-shirts and light layers
- A light jacket for cooler evenings
- Rain jacket or compact umbrella
How reliable is the forecast?
Rainfall in September 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 | 32°C | 21°C | 159 mm | 12 | – | – | 6.2 |
| February | 31°C | 21°C | 133 mm | 11 | – | – | 6.7 |
| March | 30°C | 20°C | 128 mm | 10 | – | – | 7.2 |
| April | 27°C | 17°C | 165 mm | 10 | – | – | 7.4 |
| May | 23°C | 13°C | 119 mm | 8 | – | – | 7.8 |
| June | 21°C | 12°C | 117 mm | 9 | – | – | 7.5 |
| July | 20°C | 11°C | 113 mm | 9 | – | – | 7.5 |
| August | 23°C | 12°C | 103 mm | 8 | – | – | 7.9 |
| September | 24°C | 14°C | 151 mm | 10 | – | – | 7.4 |
| October | 27°C | 16°C | 210 mm | 12 | – | – | 7.0 |
| November | 29°C | 18°C | 155 mm | 9 | – | – | 7.5 |
| December | 31°C | 20°C | 157 mm | 11 | – | – | 6.6 |
Frequently asked questions
How hot is São Borja in September?
Daytime highs average 24°C and nights about 14°C.
When is the best time to visit São Borja?
The best months are August, May, June, July.