Nadi Weather in September
Thinking of visiting Nadi in September? Expect high temperatures reaching 28°C (82°F) during the day, dropping to 21°C (70°F) at night, and note that quite a bit of rainfall is likely.
Rainfall in Nadi in September
Typically, you can expect about 17 days of rain this month, with 86 mm (3.4 in) on average. Rain is frequent but mostly light this month, with brief showers more common than heavy downpours.
Temperature in Nadi in September
September is one of the better months to visit Nadi. Expect 28°C (82°F) during the day and 21°C (70°F) at night. Conditions stay fairly consistent through the month, making it easier to plan what to wear. With overnight lows of 21°C (70°F), evenings stay pleasantly warm.
Sunshine in Nadi in September
The days are predominantly sunny, with an estimated total of around 215 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.
Wind Speed in Nadi in September
Wind speeds average 3 m/s (6 knots) during September. At this speed, light breezes keep leaves and small twigs in gentle motion while the wind also provides natural cooling. Since this is an average, some days are more tranquil while others have more persistent light winds that are more noticeable.
Average water temperature in September
The water temperature is 25°C (77°F), which most people find very comfortable. A good month for swimming and water sports.So this is a great month to visit if you prefer dry days with pleasant temperatures.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Fiji, check out our Nadi's climate page.
Nadi Temperature in September
Min Temperature
21°C (70°F)
Max Temperature
28°C (82°F)
Water Temperature
25°C (77°F)
Chance of Rain
57%
Precipitation
86 mm (3.4 in)
Rainy days
17 days
Humidity
76%
Windspeed
3 m/s (6 knots)
Sunshine
215 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Nadi typically stay consistent throughout September, with daily highs averaging around 28°C (82°F). Nights are warm, with lows typically ranging from 19°C (66°F) to 21°C (70°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 Nadi in September
Browse day-by-day weather records for Nadi spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Nadi historical weather extremes in September
The extremes listed below come from historical weather data collected in Nadi from 1976 through 2025.
- On September 28, 2014, temperatures climbed to 35°C (95°F), marking the warmest September day on record.
- On September 9, 1991, Nadi saw its coldest September day with temperatures maxing out at 20°C (68°F).
- The coldest night in September in Nadi was on September 6, 1994, with a minimum of 13°C (55°F).
Best Places in Fiji in September
Find out more about the weather in Fiji and which places have the best travel conditions in this month. See all of Fiji in September →
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What to Wear in Nadi 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. With water temperatures around 25°C (77°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Nadi 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 Fiji, check out our Nadi's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Nadi climate overview or explore weather in Fiji.
