September weather forecastVatukoula, Fiji

September

Weather in September

September marks a shift in weather patterns as Vatukoula starts to see an increase in temperatures and rainfall. The month witnesses a return of increased rainfall with averages rising to 46mm (1.81"), up from August's 35mm (1.38"). Days become slightly longer with a gradual increment in daylight hours, signaling the onset of the rainy season.

Temperature

The introduction of September notes a subtle temperature variation to a still warm 26.5°C (79.7°F) from August's 26.3°C (79.3°F). An average low-temperature of 21.5°C (70.7°F), slightly less than the daytime peak, marks the month of September.

Humidity

The average relative humidity in September is 79%.

Rainfall

In Vatukoula, during September, the rain falls for 14 days and regularly aggregates up to 46mm (1.81") of precipitation. In Vatukoula, during the entire year, the rain falls for 221 days and collects up to 1304mm (51.34") of precipitation.

Daylight

In Vatukoula, the average length of the day in September is 12h and 0min.
On the first day of September, sunrise is at 06:15 and sunset at 18:01. On the last day of the month, sunrise is at 05:51 and sunset at 18:05 +12.

Sunshine

In Vatukoula, the average sunshine in September is 8.8h.

UV index

March through October, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: In September, the average maximum UV index of 6 translates into the following recommendations:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.

Frequently asked questions

The high-temperature, in September, in Vatukoula, is 26.5°C (79.7°F), while the low-temperature averages to 21.5°C (70.7°F). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in May is estimated at 31°C (87.8°F).

In Vatukoula, the average relative humidity in September is 79%.

In Vatukoula, in September, during 14 rainfall days, 46mm (1.81") of precipitation is typically accumulated.

In September, the average day length is 12h and 0min.

In September, on the first day of the month, sunrise is at 06:15 and sunset at 18:01. On the last day of the month, sunrise is at 05:51 and sunset at 18:05 +12.

In Vatukoula, the average sunshine duration in September is 8.8h.

March through October, with an average maximum UV index of 6, are months with the lowest UV index.

In September, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Vatukoula, Fiji

  • Average high temperature in September: 26.5°C

The warmest month (with the highest average high temperature) is February (29.4°C).
The months with the lowest average high temperature are July and August (26.3°C).

  • Average low temperature in September: 21.5°C

The month with the highest average low temperature is February (25.3°C).
The coldest month (with the lowest average low temperature) is August (21.2°C).

Average pressure in September
Vatukoula, Fiji

  • Average pressure in September: 1014.2mbar

The month with the highest atmospheric pressure is August (1014.3mbar).
The month with the lowest atmospheric pressure is February (1007.1mbar).

Average wind speed in September
Vatukoula, Fiji

  • Average wind speed in September: 11.7km/h

The windiest month (with the highest average wind speed) is July (12.8km/h).
The calmest month (with the lowest average wind speed) is March (10.6km/h).

Average humidity in September
Vatukoula, Fiji

  • Average humidity in September: 79%

The months with the highest relative humidity are March and April (81%).
The month with the lowest relative humidity is July (78%).

Average rainfall in September
Vatukoula, Fiji

  • Average rainfall in September: 46mm

The wettest month (with the highest rainfall) is March (204mm).
The driest month (with the least rainfall) is July (29mm).

Average rainfall days in September
Vatukoula, Fiji

  • Average rainfall days in September: 14 days

The month with the highest number of rainy days is March (26.4 days).
The month with the least rainy days is July (8.8 days).

Average daylight in September /
Average sunshine in September
Vatukoula, Fiji

  • Average daylight in September: 12h and 0min

The month with the longest days is December (Average daylight: 13h and 12min).
The month with the shortest days is June (Average daylight: 11h and 6min).

  • Average sunshine in September: 8h and 48min

The month with the most sunshine is January (Average sunshine: 10h and 18min).
The months with the least sunshine are June and July (Average sunshine: 6h and 36min).

Average sunshine days in September
Vatukoula, Fiji

  • Average sunshine days in September: 12.9 days

The month with the most sunshine days is July (19.2 days).
The month with the least sunshine days is February (2.5 days).

Average UV index in September
Vatukoula, Fiji

  • Average UV index in September: 6

The months with the highest UV index are January, February, November and December (UV index 7).
The months with the lowest UV index are March, April, May, June, July, August, September and October (UV index 6).

Average cloud cover in September
Vatukoula, Fiji

  • Average cloud cover in September: 33

The months with the most cloud cover are March and December (Cloud cover 39).
The month with the least cloud cover is July (Cloud cover 30).

Average visibility in September
Vatukoula, Fiji

  • Average visibility in September: 10km

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).