September weather forecastGisborne, Australia
September
Weather in September
The first month of the spring, September, is a mild month in Gisborne, Australia, with an average temperature fluctuating between 15.6°C (60.1°F) and 6.4°C (43.5°F).Temperature
The shift into September records an average high-temperature of a moderate 15.6°C (60.1°F), subtly varied from August's 12.8°C (55°F). During the month of September, the temperature falls to an average of 6.4°C (43.5°F).Humidity
In Gisborne, the average relative humidity in September is 76%.Rainfall
In Gisborne, during September, the rain falls for 15.3 days and regularly aggregates up to 36mm (1.42") of precipitation. In Gisborne, during the entire year, the rain falls for 162.5 days and collects up to 437mm (17.2") of precipitation.Daylight
The average length of the day in September is 11h and 51min.On the first day of September in Gisborne, sunrise is at 6:42 am and sunset at 6:00 pm. On the last day of the month, sunrise is at 5:58 am and sunset at 6:24 pm AEST.
Sunshine
The average sunshine in September in Gisborne is 7.5h.UV index
May through September, with an average maximum UV index of 3, are months with the lowest UV index in Gisborne. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, an average UV index of 3 transforms into the following instructions:
Ensure safety - Imperative it is to shield skin and eyes from damage. The solar radiation around mid-day is intense; avoid the Sun and stay safe. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Gisborne, Australia
- Average high temperature in September: 15.6°C
The warmest month (with the highest average high temperature) is January (26.3°C).
The month with the lowest average high temperature is July (12.2°C).
- Average low temperature in September: 6.4°C
The month with the highest average low temperature is February (14.3°C).
The coldest month (with the lowest average low temperature) is August (5.6°C).
Average pressure in September
Gisborne, Australia
- Average pressure in September: 1016.5mbar
The month with the highest atmospheric pressure is June (1021.4mbar).
The month with the lowest atmospheric pressure is January (1012.3mbar).
Average wind speed in September
Gisborne, Australia
- Average wind speed in September: 12.3km/h
The windiest month (with the highest average wind speed) is August (13km/h).
The calmest month (with the lowest average wind speed) is April (9.9km/h).
Average humidity in September
Gisborne, Australia
- Average humidity in September: 76%
The month with the highest relative humidity is June (83%).
The month with the lowest relative humidity is January (62%).
Average rainfall in September
Gisborne, Australia
- Average rainfall in September: 36mm
The wettest month (with the highest rainfall) is November (45mm).
The driest months (with the least rainfall) are March and July (30mm).
Average rainfall days in September
Gisborne, Australia
- Average rainfall days in September: 15.3 days
The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is January (9.1 days).
Average daylight in September /
Average sunshine in September
Gisborne, Australia
- Average daylight in September: 11h and 54min
The month with the longest days is December (Average daylight: 14h and 42min).
The month with the shortest days is June (Average daylight: 9h and 36min).
- Average sunshine in September: 7h and 30min
The month with the most sunshine is December (Average sunshine: 9h and 54min).
The month with the least sunshine is August (Average sunshine: 6h and 30min).
Average sunshine days in September
Gisborne, Australia
- Average sunshine days in September: 11 days
The month with the most sunshine days is January (17.6 days).
The months with the least sunshine days are July and August (10.3 days).
Average UV index in September
Gisborne, Australia
- Average UV index in September: 3
The month with the highest UV index is December (UV index 6).
The months with the lowest UV index are May, June, July, August and September (UV index 3).
Average cloud cover in September
Gisborne, Australia
- Average cloud cover in September: 43
The months with the most cloud cover are July and August (Cloud cover 49).
The month with the least cloud cover is January (Cloud cover 29).
Average visibility in September
Gisborne, Australia
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).





