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
Weather in September
Temperature
The introduction of September sees an average high-temperature of a still cool 11.9°C (53.4°F), hardly deviating from August. Waianiwa's temperature drops to an average low of 5.4°C (41.7°F) during the nights of September.Humidity
In Waianiwa, the average relative humidity in September is 80%.Rainfall
In Waianiwa, during September, the rain falls for 17.9 days and regularly aggregates up to 53mm (2.09") of precipitation. In Waianiwa, during the entire year, the rain falls for 219.7 days and collects up to 744mm (29.29") of precipitation.Snowfall
Months with snowfall in Waianiwa, New Zealand, are May, August and September. September is the last month it regularly snows in Waianiwa. During 0.3 snowfall days, in September, Waianiwa aggregates 4mm (0.16") of snow. Throughout the year, in Waianiwa, 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 the month, sunrise is at 7:16 am and sunset at 6:17 pm NZST. On the last day of September, in Waianiwa, New Zealand, sunrise is at 7:19 am and sunset at 7:54 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
In September, the average sunshine in Waianiwa, New Zealand, is 6.6h.UV index
In September, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: An average UV index of 3 in September transforms into this advice:
Prioritize safety - Suggestions to prevent sun damage are offered. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Frequently asked questions
What is the temperature in September in Waianiwa?
What is the average humidity in September in Waianiwa?
How many days does it rain in September in Waianiwa?
What is the last month it snows in Waianiwa?
How many hours of daylight does Waianiwa have in September?
When are sunrise and sunset in September in Waianiwa?
When does Daylight Saving Time (DST) start in September in Waianiwa?
How many hours of sunshine does Waianiwa have in September?
How high is the UV index in September in Waianiwa?
Average temperature in September
Waianiwa, 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
Waianiwa, 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
Waianiwa, 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
Waianiwa, 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
Waianiwa, 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
Waianiwa, 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
Waianiwa, 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
Waianiwa, 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
Waianiwa, New Zealand
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 15h and 42min).
The month with the shortest days is June (Average daylight: 8h and 42min).
- 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
Waianiwa, 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
Waianiwa, 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
Waianiwa, 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
Waianiwa, 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).
Waianiwa, New Zealand
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