Mandal Weather in September
With daytime temperatures of 30°C (86°F) and nighttime lows of 27°C (81°F), September in Mandal brings high temperatures during the day. It is also the wettest month of the year, so pack an umbrella.
Rainfall in Mandal in September
This is the wettest month of the year, so having an umbrella ready is a smart choice. Expect around 18 days of rain based on historical data, with 147 mm (5.8 in) average. Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.
Temperature in Mandal in September
September in Mandal brings high temperatures, with highs of 30°C (86°F) and nights around 27°C (81°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. 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.If you're looking for dry conditions and comfortable temperatures, September may not be the ideal month to visit Mandal. Our weather planner can help you explore destinations with more pleasant weather conditions.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit US Virgin Islands, check out our Mandal's climate page.
Mandal Temperature in September
Min Temperature
27°C (81°F)
Max Temperature
30°C (86°F)
Chance of Rain
61%
Precipitation
147 mm (5.8 in)
Rainy days
18 days
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Mandal 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
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather for Mandal in September
Browse day-by-day weather records for Mandal spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Mandal historical weather extremes in September
According to our 49 years of weather records for Mandal, the following extremes were recorded between 1976 and 2025.
- On September 7, 2007, temperatures climbed to 39°C (102°F), marking the warmest September day on record.
- The lowest daytime temperature in September was 26°C (79°F), recorded on September 4, 1979.
- Mandal registered its coldest September night on September 4, 1979, with temperatures dropping to 18°C (64°F).
Best Places in US Virgin Islands in September
Find out more about the weather in US Virgin Islands and which places have the best travel conditions in this month. See all of US Virgin Islands in September →
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What to Wear in Mandal 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 Mandal 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 US Virgin Islands, check out our Mandal's climate page.
See the full Mandal climate overview or explore weather in US Virgin Islands.
