Copán Ruinas Weather in September
September in Copán Ruinas brings high temperatures, with daytime highs of 29°C (84°F) and nights around 19°C (66°F). It's also the wettest month of the year, so an umbrella is a must.
Rainfall in Copán Ruinas in September
Copán Ruinas is in the rainy season in September, with rain on around 24 days and an average of 322 mm (13 in). The rainy season here brings regular, substantial showers. It's worth being prepared for rain on most days you're out.
Temperature in Copán Ruinas in September
September in Copán Ruinas brings high temperatures, with highs of 29°C (84°F) and nights around 19°C (66°F). Overall, the month follows a fairly predictable daily temperature pattern. With overnight lows of 19°C (66°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.September in Copán Ruinas has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Honduras, check out our Copán Ruinas's climate page.
Copán Ruinas Temperature in September
Min Temperature
19°C (66°F)
Max Temperature
29°C (84°F)
Chance of Rain
79%
Precipitation
322 mm (13 in)
Rainy days
24 days
Humidity
84% *
Daily Historical Temperatures
40-year average (1984-2025)
Based on our historical records, temperatures in Copán Ruinas typically stay consistent throughout September, with daily highs averaging around 29°C (84°F). Nights are pleasant, with lows around 19°C (66°F).
Average temperatures in September
Daily Historical Precipitation
40-year average (1984-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather for Copán Ruinas in September
Browse day-by-day weather records for Copán Ruinas spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Copán Ruinas historical weather extremes in September
Based on 29 years of weather observations in Copán Ruinas between 1996 and 2025, these are the recorded extremes.
- On September 17, 2004, temperatures climbed to 35°C (95°F), marking the warmest September day on record.
- The coldest September day was on September 5, 2007, with a maximum of 21°C (70°F).
- The coldest night in September in Copán Ruinas was on September 9, 2016, with a minimum of 15°C (59°F).
Best Places in Honduras in September
Find out more about the weather in Honduras and which places have the best travel conditions in this month. See all of Honduras in September →
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What to Wear in Copán Ruinas in September
Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can.What To Do in Copán Ruinas in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Honduras, check out our Copán Ruinas's climate page.
See the full Copán Ruinas climate overview or explore weather in Honduras.
