Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
In Grafton, September's average high-temperature stands at a warm 23.5°C (74.3°F), closely related to the preceding month. In September, the temperature in Grafton registers a significant dip to an average of 10.6°C (51.1°F) at night.Humidity
With an average relative humidity of 69%, September is the least humid month in Grafton.Rainfall
In Grafton, Australia, in September, during 10 rainfall days, 22mm (0.87") of precipitation is typically accumulated. In Grafton, during the entire year, the rain falls for 178.3 days and collects up to 680mm (26.77") of precipitation.Daylight
The average length of the day in September is 11h and 55min.On the first day of the month, sunrise is at 6:03 am and sunset at 5:33 pm. On the last day of September, sunrise is at 5:27 am and sunset at 5:48 pm AEST.
Sunshine
In Grafton, the average sunshine in September is 8.8h.UV index
The average daily maximum UV index in September in Grafton is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index of 5 during September translates into the following directions:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Frequently asked questions
What is the temperature in September in Grafton?
What is the least humid month in Grafton?
What is the average humidity in September in Grafton?
How much does it rain in Grafton in September?
What is the average length of the day in September in Grafton?
What time are sunrise and sunset in September in Grafton?
How many hours of sunshine does Grafton have in September?
How high is the UV index in September in Grafton?
Average temperature in September
Grafton, Australia
- Average high temperature in September: 23.5°C
The warmest month (with the highest average high temperature) is January (29.2°C).
The month with the lowest average high temperature is June (18.3°C).
- Average low temperature in September: 10.6°C
The month with the highest average low temperature is January (18.4°C).
The coldest month (with the lowest average low temperature) is July (7.7°C).
Average pressure in September
Grafton, Australia
- Average pressure in September: 1018.2mbar
The month with the highest atmospheric pressure is July (1020.9mbar).
The month with the lowest atmospheric pressure is January (1013mbar).
Average wind speed in September
Grafton, Australia
- Average wind speed in September: 7km/h
The windiest month (with the highest average wind speed) is October (7.1km/h).
The calmest month (with the lowest average wind speed) is May (6.2km/h).
Average humidity in September
Grafton, Australia
- Average humidity in September: 69%
The month with the highest relative humidity is March (82%).
The month with the lowest relative humidity is September (69%).
Average rainfall in September
Grafton, Australia
- Average rainfall in September: 22mm
The wettest month (with the highest rainfall) is February (96mm).
The driest month (with the least rainfall) is July (20mm).
Average rainfall days in September
Grafton, Australia
- Average rainfall days in September: 10 days
The month with the highest number of rainy days is March (21.5 days).
The month with the least rainy days is August (7.8 days).
Average daylight in September /
Average sunshine in September
Grafton, Australia
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 14h and 0min).
The month with the shortest days is June (Average daylight: 10h and 18min).
- Average sunshine in September: 8h and 5min
The month with the most sunshine is November (Average sunshine: 9h and 54min).
The month with the least sunshine is June (Average sunshine: 6h and 6min).
Average sunshine days in September
Grafton, Australia
- Average sunshine days in September: 18.1 days
The month with the most sunshine days is August (21.3 days).
The month with the least sunshine days is February (6.2 days).
Average UV index in September
Grafton, Australia
- Average UV index in September: 5
The months with the highest UV index are January, February, November and December (UV index 6).
The months with the lowest UV index are May, June, July and August (UV index 4).
Average cloud cover in September
Grafton, Australia
- Average cloud cover in September: 29
The month with the most cloud cover is March (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 25).
Average visibility in September
Grafton, Australia
- Average visibility in September: 9km
The month with the highest visibility is September (9km).
The month with the lowest visibility is March (7km).
Grafton, Australia
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