Douglas-Charles Airport Weather in September
With daytime temperatures of 29°C (84°F) and nighttime lows of 26°C (79°F), September in Douglas-Charles Airport brings high temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 150 mm (5.9 in) falls on average.
Rainfall in Douglas-Charles Airport in September
Past climate data indicates that roughly 23 days will see rain, totalling around 150 mm (5.9 in) for the month. Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.
Temperature in Douglas-Charles Airport in September
September in Douglas-Charles Airport brings high temperatures, with highs of 29°C (84°F) and nights around 26°C (79°F). This kind of day-to-night contrast is typical for this time of year. With lows of 26°C (79°F), it stays warm throughout the night. A cold shower before going to sleep is one of the easiest ways to cool down before bed.
Sunshine in Douglas-Charles Airport in September
The city usually sees around 212 hours of sunlight, indicating many sunny days — a great month for sightseeing.September in Douglas-Charles Airport can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, 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 Dominica, check out our Douglas-Charles Airport's climate page.
Douglas-Charles Airport Temperature in September
Min Temperature
26°C (79°F)
Max Temperature
29°C (84°F)
Chance of Rain
76%
Precipitation
150 mm (5.9 in)
Rainy days
23 days
Humidity
72%
Sunshine
212 hours
Percentage Sunshine
Daily Historical Temperatures
42-year average (1976-2025)
Based on our historical records, temperatures in Douglas-Charles Airport typically stay consistent throughout September, with daily highs averaging around 29°C (84°F). Nights are warm, with lows around 25°C (77°F).
Average temperatures in September
Historical weather for Douglas-Charles Airport in September
Browse day-by-day weather records for Douglas-Charles Airport spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Douglas-Charles Airport historical weather extremes in September
Based on 22 years of weather observations (2003-2025), these are the most extreme conditions recorded in Douglas-Charles Airport.
- The warmest day in September was on September 1, 2005, with a maximum of 34°C (93°F).
- On September 17, 2022, Douglas-Charles Airport saw its coldest September day with temperatures maxing out at 27°C (81°F).
- The coldest night in September in Douglas-Charles Airport was on September 4, 2023, with a minimum of 9°C (48°F).
Best Places in Dominica in September
Find out more about the weather in Dominica and which places have the best travel conditions in this month. See all of Dominica in September →
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What to Wear in Douglas-Charles Airport in September
Warm but pleasant conditions in Douglas-Charles Airport in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Expect heavy rainfall, so bring good rain protection and waterproof bags. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Douglas-Charles Airport 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 Dominica, check out our Douglas-Charles Airport's climate page.
Temperature Rainfall Sunshine Humidity
See the full Douglas-Charles Airport climate overview or explore weather in Dominica.
