San Salvador El Seco in September
6.5out of 10
Possible, with caveats
Mild: highs around 21°C. Very wet: about 17 rainy days.
21°CAvg high
11°CAvg low
17Rainy days (143 mm)
12:06 hDaylight
07:22Sunrise · 19:28 Sunset
Why this score
- Mild: highs around 21°C
- Very wet: about 17 rainy days
- Rain varies a lot between years (±4.4 days)
What to wear and pack
- Layers you can add or remove
- A light jacket for cooler evenings
- 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 | 20°C | 5°C | 15 mm | 3 | – | – | 8.3 |
| February | 21°C | 6°C | 15 mm | 3 | – | – | 8.5 |
| March | 23°C | 8°C | 39 mm | 8 | – | – | 8.0 |
| April | 24°C | 9°C | 71 mm | 12 | – | – | 7.5 |
| May | 24°C | 10°C | 113 mm | 17 | – | – | 6.6 |
| June | 23°C | 11°C | 156 mm | 17 | – | – | 6.5 |
| July | 22°C | 10°C | 107 mm | 15 | – | – | 7.0 |
| August | 23°C | 11°C | 117 mm | 16 | – | – | 6.8 |
| September | 21°C | 11°C | 143 mm | 17 | – | – | 6.5 |
| October | 21°C | 9°C | 76 mm | 11 | – | – | 7.5 |
| November | 21°C | 7°C | 28 mm | 5 | – | – | 8.2 |
| December | 20°C | 6°C | 10 mm | 2 | – | – | 8.5 |
Frequently asked questions
How hot is San Salvador El Seco in September?
Daytime highs average 21°C and nights about 11°C.
When is the best time to visit San Salvador El Seco?
The best months are February, December, January, November.