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
Windwhistle notes an average high-temperature of a still icy 5.5°C (41.9°F) in September, hardly diverging from August. During September, Windwhistle's temperature averages to a freezing cold -1.1°C (30°F) at night.Humidity
In Windwhistle, the average relative humidity in September is 91%.Rainfall
In September, the rain falls for 9.6 days. Throughout September, 114mm (4.49") of precipitation is accumulated. Throughout the year, there are 162.6 rainfall days, and 1501mm (59.09") of precipitation is accumulated.Snowfall
Months with snowfall in Windwhistle are January through December. In Windwhistle, in September, during 16.5 snowfall days, 428mm (16.85") of snow is typically accumulated. In Windwhistle, during the entire year, snow falls for 114.9 days and aggregates up to 3387mm (133.35") of snow.Daylight
In Windwhistle, the average length of the day in September is 11h and 47min.On the first day of September, sunrise is at 6:59 am and sunset at 6:06 pm NZST. On the last day of the month, sunrise is at 7:07 am and sunset at 7:38 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 5.3h.UV index
The average daily maximum UV index in September is 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: In September, a regular UV index of 2 translates into these guidelines:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is September in Windwhistle?
What is the average humidity in September in Windwhistle?
How many days does it rain in September in Windwhistle?
How many days does it snow in September in Windwhistle?
What is the average length of the day in September in Windwhistle?
When is the sunrise / sunset in September in Windwhistle?
When does Daylight Saving Time (DST) start in September in Windwhistle?
How long on average sun shines in September in Windwhistle?
How high is the UV index in September in Windwhistle?
Average temperature in September
Windwhistle, New Zealand
- Average high temperature in September: 5.5°C
The warmest month (with the highest average high temperature) is February (15.7°C).
The month with the lowest average high temperature is July (3.5°C).
- Average low temperature in September: -1.1°C
The months with the highest average low temperature are January and February (6.4°C).
The coldest month (with the lowest average low temperature) is July (-2.4°C).
Average pressure in September
Windwhistle, New Zealand
- Average pressure in September: 1011.7mbar
The month with the highest atmospheric pressure is March (1017.3mbar).
The months with the lowest atmospheric pressure are September and November (1011.7mbar).
Average wind speed in September
Windwhistle, New Zealand
- Average wind speed in September: 11.2km/h
The windiest month (with the highest average wind speed) is January (12.6km/h).
The calmest month (with the lowest average wind speed) is August (9.8km/h).
Average humidity in September
Windwhistle, New Zealand
- Average humidity in September: 91%
The months with the highest relative humidity are July and August (92%).
The months with the lowest relative humidity are January and February (83%).
Average rainfall in September
Windwhistle, New Zealand
- Average rainfall in September: 114mm
The wettest month (with the highest rainfall) is November (176mm).
The driest month (with the least rainfall) is February (87mm).
Average rainfall days in September
Windwhistle, New Zealand
- Average rainfall days in September: 9.6 days
The month with the highest number of rainy days is December (18.5 days).
The month with the least rainy days is July (7.3 days).
Average snowfall in September
Windwhistle, New Zealand
- Average snowfall in September: 428mm
The month with the highest snowfall is August (734mm).
The month with the least snowfall is January (9mm).
Average snowfall days in September
Windwhistle, New Zealand
- Average snowfall days in September: 16.5 days
The month with the highest number of snowfall days is August (20.3 days).
The month with the least snowfall days is February (0.8 days).
Average daylight in September /
Average sunshine in September
Windwhistle, New Zealand
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 15h and 24min).
The month with the shortest days is June (Average daylight: 9h and 0min).
- Average sunshine in September: 5h and 2min
The month with the most sunshine is December (Average sunshine: 8h and 0min).
The month with the least sunshine is June (Average sunshine: 4h and 18min).
Average sunshine days in September
Windwhistle, New Zealand
- Average sunshine days in September: 10.5 days
The month with the most sunshine days is March (14.1 days).
The month with the least sunshine days is October (7.4 days).
Average UV index in September
Windwhistle, New Zealand
- Average UV index in September: 2
The month with the highest UV index is January (UV index 4).
The months with the lowest UV index are June and July (UV index 1).
Average cloud cover in September
Windwhistle, New Zealand
- Average cloud cover in September: 64
The month with the most cloud cover is October (Cloud cover 68).
The month with the least cloud cover is February (Cloud cover 55).
Average visibility in September
Windwhistle, New Zealand
- Average visibility in September: 7km
The months with the highest visibility are January, March and December (8km).
The month with the lowest visibility is August (6km).
