Detailed weather forecast for Nadi, Fiji: daytime and night temperature, rain, sunrise and sunset - today and for the next two weeks.
Forecast for the next days in Nadi
today☁️29°💧 0.2 mm
Sun🌧️27°💧 1.2 mm
Mon🌧️29°💧 0.8 mm
Tue🌧️29°💧 0.2 mm
Wed🌧️30°💧 0.5 mm
Thu🌤️30°💧 0.5 mm
Fri☁️28°💧 0.2 mm
Sat☁️27°💧 0.1 mm
Forecast vs 1991-2020 climate normal
How does the current forecast compare with normal?
We compare the coming days with weather usually observed at this time of year.
NASA POWER
Wednesday 9 Sept in Nadi, the forecast high is 30°C. Typical daytime temperatures at this time of year range from 25°C to 28°C, so it will be exceptionally warm. It is warmer than 99% of similar days.
29°Cexceptionally warm
usually 25°C–28°C
warmer than 90% of similar days
night: near normalrain: typical rainfallwind: exceptionally light
27°Cnear normal
usually 25°C–28°C
night: near normalrain: typical rainfallwind: exceptionally light
29°Cexceptionally warm
usually 25°C–28°C
warmer than 91% of similar days
night: near normalrain: typical rainfallwind: exceptionally light
29°Cexceptionally warm
usually 25°C–28°C
warmer than 94% of similar days
night: near normalrain: typical rainfallwind: exceptionally light
30°Cexceptionally warm
usually 25°C–28°C
warmer than 99% of similar days
night: near normalrain: typical rainfallwind: exceptionally light
30°Cexceptionally warm
usually 25°C–28°C
warmer than 99% of similar days
night: warmer than usualrain: typical rainfallwind: exceptionally light
28°Cwarmer than usual
usually 25°C–28°C
warmer than 77% of similar days
night: cooler than usualrain: typical rainfallwind: exceptionally light
How warm was this week in previous years?
Each bar shows the average daily high during the same 7-day period in each year.
From 1981 to 2025, the 5-11 Sept period averaged 27°C by day. The coolest year was 1991 (23°C) and the warmest was 2022 (29°C). The current forecast averages 29°C - higher than in 98% of historical years.
Historical reference: NASA POWER daily gridded data (MERRA-2), the 1991-2020 normal and a +/- 7-day calendar window. The typical range is the 20th-80th percentile. This is not a city weather-station reading and does not change the current forecast. NASA POWER Daily API.
14-day forecast - Nadi
Nadi 30 & 45-day weather - long-range outlook
Next 16 days · forecast
27°
around 22° at night · days with rain: 7
Weeks 3-4 · avg for September
29°
around 21° at night · rain chance 30%
Weeks 5-7 · avg for October
30°
around 21° at night · rain chance 47%
The 30 & 45-day outlook for Nadi: the next 16 days are a numerical forecast updated daily - on average 27° by day and 22° at night. Further out we rely on multi-year climate averages: around 29° in September, and about 30° in October. Forecasts beyond two weeks are indicative only.
Day-by-day forecast for Nadi
Saturday5 September 2026
☁️29°overcast clouds
sunrise 06:15 · sunset 18:04 · night 22° · evening 25° · rain 0.15 mm · humidity 61% · wind 4 m/s · clouds 86%
Sunday6 September 2026
🌧️27°light rain
sunrise 06:14 · sunset 18:04 · night 21° · evening 23° · rain 1.19 mm · humidity 61% · wind 3 m/s · clouds 27%
Monday7 September 2026
🌧️29°light rain
sunrise 06:13 · sunset 18:04 · night 21° · evening 24° · rain 0.84 mm · humidity 55% · wind 4 m/s · clouds 14%
Tuesday8 September 2026
🌧️29°light rain
sunrise 06:13 · sunset 18:04 · night 22° · evening 24° · rain 0.17 mm · humidity 55% · wind 3 m/s · clouds 23%
Wednesday9 September 2026
🌧️30°light rain
sunrise 06:12 · sunset 18:04 · night 22° · evening 24° · rain 0.49 mm · humidity 53% · wind 3 m/s · clouds 47%
Thursday10 September 2026
🌤️30°a few clouds
sunrise 06:11 · sunset 18:04 · night 23° · evening 25° · rain 0.45 mm · humidity 53% · wind 3 m/s · clouds 14%
Friday11 September 2026
☁️28°broken clouds
sunrise 06:10 · sunset 18:05 · night 21° · evening 22° · rain 0.24 mm · humidity 58% · wind 5 m/s · clouds 63%
Saturday12 September 2026
☁️27°overcast clouds
sunrise 06:09 · sunset 18:05 · night 20° · evening 22° · rain 0.12 mm · humidity 56% · wind 4 m/s · clouds 99%
Sunday13 September 2026
🌤️29°scattered clouds
sunrise 06:08 · sunset 18:05 · night 21° · evening 22° · rain 1.95 mm · humidity 43% · wind 3 m/s · clouds 48%
Monday14 September 2026
☁️28°overcast clouds
sunrise 06:08 · sunset 18:05 · night 20° · evening 21° · rain 0.12 mm · humidity 40% · wind 4 m/s · clouds 98%
Tuesday15 September 2026
☁️23°overcast clouds
sunrise 06:07 · sunset 18:05 · night 20° · evening 21° · rain 12.63 mm · humidity 63% · wind 2 m/s · clouds 100%
Wednesday16 September 2026
☁️26°overcast clouds
sunrise 06:06 · sunset 18:05 · night 22° · evening 23° · rain 3.09 mm · humidity 58% · wind 3 m/s · clouds 100%
Thursday17 September 2026
🌧️23°light rain
sunrise 06:05 · sunset 18:05 · night 23° · evening 23° · rain 0.57 mm · humidity 84% · wind 1 m/s · clouds 100%
Friday18 September 2026
🌧️23°light rain
sunrise 06:04 · sunset 18:06 · night 22° · evening 22° · rain 5.19 mm · humidity 88% · wind 2 m/s · clouds 100%
Saturday19 September 2026
🌧️22°heavy rain
sunrise 06:03 · sunset 18:06 · night 22° · evening 22° · rain 41.16 mm · humidity 96% · wind 2 m/s · clouds 100%
Sunday20 September 2026
🌧️23°heavy rain
sunrise 06:02 · sunset 18:06 · night 24° · evening 24° · rain 61.26 mm · humidity 98% · wind 5 m/s · clouds 100%
UV index in Nadi - is it safe to sunbathe?
Today the UV index in Nadi is 7 (high) - unprotected fair skin can burn in about 30 minutes. SPF 30-50, a hat and sunglasses are a must. Better stay in shade between 11:00 and 15:00.