Chalchuapa in September
6.1out of 10
Possible, with caveats
Warm and comfortable: highs around 28°C. Very wet: about 27 rainy days.
28°CAvg high
19°CAvg low
27Rainy days (321 mm)
12:04 hDaylight
05:51Sunrise · 17:55 Sunset
Why this score
- Warm and comfortable: highs around 28°C
- Very wet: about 27 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?
Rainfall in September is fairly consistent from year to year (2.5 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 | 28°C | 17°C | 3 mm | 1 | – | – | 9.0 |
| February | 30°C | 17°C | 3 mm | 1 | – | – | 8.8 |
| March | 30°C | 18°C | 13 mm | 4 | – | – | 8.2 |
| April | 31°C | 19°C | 54 mm | 11 | – | – | 7.2 |
| May | 29°C | 20°C | 208 mm | 23 | – | – | 6.1 |
| June | 28°C | 20°C | 287 mm | 25 | – | – | 6.1 |
| July | 29°C | 20°C | 142 mm | 17 | – | – | 6.4 |
| August | 29°C | 20°C | 203 mm | 22 | – | – | 6.1 |
| September | 28°C | 19°C | 321 mm | 27 | – | – | 6.1 |
| October | 28°C | 19°C | 231 mm | 20 | – | – | 6.1 |
| November | 28°C | 18°C | 37 mm | 6 | – | – | 8.3 |
| December | 28°C | 17°C | 8 mm | 2 | – | – | 8.9 |
Frequently asked questions
How hot is Chalchuapa in September?
Daytime highs average 28°C and nights about 19°C.
When is the best time to visit Chalchuapa?
The best months are January, December, February.