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
September
Weather in September
Temperature
Nornalup observes a minor difference in average high-temperatures between August's 15.7°C (60.3°F) and September's 16.5°C (61.7°F). An average nighttime temperature of 9.8°C (49.6°F) is noted in Nornalup, Australia, during the month of September.Humidity
In September, the average relative humidity in Nornalup is 77%.Rainfall
In Nornalup, in September, during 16.6 rainfall days, 38mm (1.5") of precipitation is typically accumulated. In Nornalup, during the entire year, the rain falls for 166.1 days and collects up to 401mm (15.79") of precipitation.Daylight
In Nornalup, the average length of the day in September is 11h and 52min.On the first day of September, sunrise is at 6:31 am and sunset at 5:53 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 6:15 pm AWST.
Sunshine
In Nornalup, Australia, the average sunshine in September is 6.5h.UV index
May through October, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The UV index of 4 during September leads to these advisories:
Adopt protective measures - It is advised to guard against sun damage. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Nornalup in September?
What is the average humidity in September in Nornalup?
How many days does it rain in September in Nornalup?
How many hours of daylight does Nornalup have in September?
What time are sunrise and sunset in September in Nornalup?
How many hours of sunshine does Nornalup have in September?
When is the lowest UV index in Nornalup?
How high is the UV index in September in Nornalup?
Average temperature in September
Nornalup, Australia
- Average high temperature in September: 16.5°C
The warmest month (with the highest average high temperature) is February (23.2°C).
The month with the lowest average high temperature is July (15.3°C).
- Average low temperature in September: 9.8°C
The month with the highest average low temperature is February (16.5°C).
The coldest month (with the lowest average low temperature) is August (9.6°C).
Average pressure in September
Nornalup, Australia
- Average pressure in September: 1017.7mbar
The month with the highest atmospheric pressure is May (1019.5mbar).
The month with the lowest atmospheric pressure is January (1014.3mbar).
Average wind speed in September
Nornalup, Australia
- Average wind speed in September: 17.7km/h
The windiest month (with the highest average wind speed) is September (17.7km/h).
The calmest month (with the lowest average wind speed) is April (14.2km/h).
Average humidity in September
Nornalup, Australia
- Average humidity in September: 77%
The month with the highest relative humidity is August (78%).
The month with the lowest relative humidity is January (71%).
Average rainfall in September
Nornalup, Australia
- Average rainfall in September: 38mm
The wettest month (with the highest rainfall) is August (65mm).
The driest month (with the least rainfall) is February (17mm).
Average rainfall days in September
Nornalup, Australia
- Average rainfall days in September: 16.6 days
The months with the highest number of rainy days are July and August (17.8 days).
The month with the least rainy days is January (9.5 days).
Average daylight in September /
Average sunshine in September
Nornalup, Australia
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 14h and 30min).
The month with the shortest days is June (Average daylight: 9h and 48min).
- Average sunshine in September: 6h and 3min
The month with the most sunshine is January (Average sunshine: 9h and 42min).
The month with the least sunshine is August (Average sunshine: 5h and 0min).
Average sunshine days in September
Nornalup, Australia
- Average sunshine days in September: 10.1 days
The month with the most sunshine days is January (17.5 days).
The month with the least sunshine days is August (9.5 days).
Average UV index in September
Nornalup, Australia
- Average UV index in September: 4
The months with the highest UV index are January, February, March, April, November and December (UV index 5).
The months with the lowest UV index are May, June, July, August, September and October (UV index 4).
Average cloud cover in September
Nornalup, Australia
- Average cloud cover in September: 45
The month with the most cloud cover is July (Cloud cover 47).
The month with the least cloud cover is January (Cloud cover 35).
Average visibility in September
Nornalup, Australia
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
