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Nevis Weather in September
Thinking of visiting Nevis in September? Expect high temperatures reaching 30°C (86°F) during the day, dropping to 27°C (81°F) at night, and note that quite a bit of rainfall is likely.
Rainfall in Nevis in September
Typically, about 18 days will experience rainfall, with an average of 131 mm (5.2 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 Nevis in September
Temperatures in Nevis in September top out at 30°C (86°F) and drop to 27°C (81°F) overnight. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. Nights are warm at 27°C (81°F), which can make sleeping uncomfortable. Keeping windows open or using a fan can help. A cold shower before bed is also a good way to cool down.September in Nevis 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.
Nevis Temperature in September
Min Temperature
27°C (81°F)
Max Temperature
30°C (86°F)
Chance of Rain
60%
Precipitation
131 mm (5.2 in)
Rainy days
18 days
Humidity
78% *
* Data from: Sint Eustatius, Bonaire, St Eustatius, Saba (56 KM, 34 Miles).
Nevis Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Nevis - and find the best time to visit.
Daily Historical Temperatures
47-year average (1976-2025)
Based on our historical records, temperatures in Nevis typically stay consistent throughout September, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 26°C (79°F).
Average temperatures in September
Daily Historical Precipitation
47-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather records for Nevis in September
Browse day-by-day weather records for Nevis spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Nevis historical weather extremes in September
The extremes listed below come from historical weather data collected in Nevis from 1999 through 2026.
- Nevis recorded its highest September temperature of 35°C (95°F) on September 11, 2024.
- The lowest daytime temperature in September was 26°C (79°F), recorded on September 17, 2000.
- The coldest night in September in Nevis was on September 16, 2019, with a minimum of 18°C (64°F).
Best Places in Saint Kitts & Nevis in September
Find out more about the weather in Saint Kitts & Nevis and which places have the best travel conditions in this month. See all of Saint Kitts & Nevis in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Nevis in September
Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes.
What To Do in Nevis in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling7/10 -
Walking7/10 -
Camping7/10 -
Outdoor sports7/10
Nevis 3-Day Forecast
More climate data for Nevis
See the full Nevis climate overview or explore weather in Saint Kitts & Nevis.
Popular in September
Where to go in September - average daytime high across popular destinations.
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