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 snowfall in September
- Average snowfall 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
As Bluff steps into September, the average high-temperature is measured at a still cool 11.9°C (53.4°F), displaying minor differences from August's 10.7°C (51.3°F). Throughout September, the temperature tends to fall to a consistent average low of 5.4°C (41.7°F).Humidity
In September, the average relative humidity is 80%.Rainfall
In Bluff, in September, during 17.9 rainfall days, 53mm (2.09") of precipitation is typically accumulated. In Bluff, during the entire year, the rain falls for 219.7 days and collects up to 744mm (29.29") of precipitation.Snowfall
May, August and September are months with snowfall. September is the last month it regularly snows. During 0.3 snowfall days, in September, Bluff aggregates 4mm (0.16") of snow. Throughout the year, there are 0.9 snowfall days, and 20mm (0.79") of snow is accumulated.Daylight
The average length of the day in September is 11h and 46min.On the first day of September in Bluff, New Zealand, sunrise is at 7:16 am and sunset at 6:16 pm NZST. On the last day of the month, sunrise is at 7:19 am and sunset at 7:53 pm NZDT.
Note: On Sunday, 29. September 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from NZST to NZDT. Daylight Saving Time lasts until Sunday, 06. April 2025, at 3:00 am; consequently, the time zone reverts from NZDT to NZST.
Sunshine
The average sunshine in September is 6.6h.UV index
In September, the average daily maximum UV index in Bluff is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index of 3 in September interprets into the following recommendations:
Adopt protective measures - It is advised to guard against sun damage. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Bluff in September?
What is the average humidity in September in Bluff?
How much does it rain in Bluff in September?
What is the last month it snows in Bluff?
How many hours of daylight does Bluff have in September?
When is the sunrise / sunset in September in Bluff?
When does Daylight Saving Time (DST) start in September in Bluff?
How long on average sun shines in September in Bluff?
What is the UV index intensity in September in Bluff?
Average temperature in September
Bluff, New Zealand
- Average high temperature in September: 11.9°C
The warmest month (with the highest average high temperature) is January (17.1°C).
The month with the lowest average high temperature is July (9.7°C).
- Average low temperature in September: 5.4°C
The month with the highest average low temperature is January (10.3°C).
The coldest month (with the lowest average low temperature) is August (5.2°C).
Average pressure in September
Bluff, New Zealand
- Average pressure in September: 1009.2mbar
The month with the highest atmospheric pressure is March (1015.8mbar).
The month with the lowest atmospheric pressure is September (1009.2mbar).
Average wind speed in September
Bluff, New Zealand
- Average wind speed in September: 17.3km/h
The windiest month (with the highest average wind speed) is October (19.1km/h).
The calmest month (with the lowest average wind speed) is March (15km/h).
Average humidity in September
Bluff, New Zealand
- Average humidity in September: 80%
The month with the highest relative humidity is May (83%).
The months with the lowest relative humidity are January, October, November and December (79%).
Average rainfall in September
Bluff, New Zealand
- Average rainfall in September: 53mm
The wettest months (with the highest rainfall) are January and November (76mm).
The driest month (with the least rainfall) is August (46mm).
Average rainfall days in September
Bluff, New Zealand
- Average rainfall days in September: 17.9 days
The month with the highest number of rainy days is October (21.5 days).
The month with the least rainy days is February (15.7 days).
Average snowfall in September
Bluff, New Zealand
- Average snowfall in September: 4mm
The month with the highest snowfall is August (13mm).
The months with the least snowfall are January, February, March, April, June, July, October, November and December (0mm).
Average snowfall days in September
Bluff, New Zealand
- Average snowfall days in September: 0.3 days
The months with the highest number of snowfall days are August and September (0.3 days).
The months with the least snowfall days are January, February, March, April, June, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Bluff, New Zealand
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 15h and 48min).
The month with the shortest days is June (Average daylight: 8h and 36min).
- Average sunshine in September: 6h and 4min
The month with the most sunshine is December (Average sunshine: 9h and 42min).
The month with the least sunshine is June (Average sunshine: 4h and 30min).
Average sunshine days in September
Bluff, New Zealand
- Average sunshine days in September: 9.5 days
The month with the most sunshine days is June (11.6 days).
The month with the least sunshine days is October (7.1 days).
Average UV index in September
Bluff, New Zealand
- Average UV index in September: 3
The months with the highest UV index are January, February, March and December (UV index 4).
The month with the lowest UV index is June (UV index 2).
Average cloud cover in September
Bluff, New Zealand
- Average cloud cover in September: 49
The month with the most cloud cover is June (Cloud cover 55).
The month with the least cloud cover is September (Cloud cover 49).
Average visibility in September
Bluff, New Zealand
- Average visibility in September: 9km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February, March, April, May, July, August, September, October, November and December (9km).
