September weather forecast
Allanton, New Zealand

September

Weather in September

The first month of the spring, September, is a fresh month in Allanton, New Zealand, with an average temperature varying between 4.5°C (40.1°F) and 10.9°C (51.6°F).

Temperature

As Allanton transitions into September, the average high-temperature stands at a fresh 10.9°C (51.6°F), offering little variation from the preceding month. Allanton's nights in September cool down to an average low-temperature of 4.5°C (40.1°F).

Humidity

In September, the average relative humidity is 79%.

Rainfall

September is the month with the least rainfall. Rain falls for 14 days and accumulates 26mm (1.02") of precipitation.

Snowfall

May, July through September are months with snowfall in Allanton. September is the last month it regularly snows. During 0.4 snowfall days, in September, Allanton aggregates 7mm (0.28") of snow. Throughout the year, there are 2.1 snowfall days, and 23mm (0.91") of snow is accumulated.

Daylight

In Allanton, the average length of the day in September is 11h and 46min.
On the first day of the month, sunrise is at 7:08 am and sunset at 6:09 pm NZST. On the last day of September, in Allanton, sunrise is at 7:11 am and sunset at 7:45 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 Allanton, the average sunshine in September is 7.2h.

UV index

April through October, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the average person.
Note: In September, the maximum UV index of 3 transforms into these recommendations:
Take precautions - Protection against sunburn is recommended. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Always opt for UVA and UVB-resistant sunglasses on radiant days. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.

Frequently asked questions

What are September temperatures in Allanton?
In September, in Allanton, the average high-temperature is 10.9°C (51.6°F), and the average low-temperature is 4.5°C (40.1°F).
What is the average humidity in September?
In Allanton, the average relative humidity in September is 79%.
What is the driest month?
September is the month with the least rainfall. Rain falls for 14 days and accumulates 26mm (1.02") of precipitation.
How much does it rain in Allanton in September?
In September, the rain falls for 14 days. Throughout September, 26mm (1.02") of precipitation is accumulated.
What is the last month it snows?
September is the last month it regularly snows. During 0.4 snowfall days, in September, Allanton aggregates 7mm (0.28") of snow.
How many hours of daylight does Allanton have in September?
In Allanton, the average day length in September is 11h and 46min.
What time are sunrise and sunset in September?
On the first day of September, sunrise is at 7:08 am and sunset at 6:09 pm NZST. On the last day of the month, sunrise is at 7:11 am and sunset at 7:45 pm NZDT.
When does Daylight Saving Time (DST) start in September?
On Sunday, 29. September 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from NZST to NZDT. DST ends on Sunday, 06. April 2025, at 3:00 am.
How long on average sun shines in September?
In September, the average sunshine duration is 7.2h.
What is the month with the lowest UV index?
The months with the lowest UV index are April through October, with an average maximum UV index of 3.
What is the UV index intensity in September?
In Allanton, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Allanton, New Zealand
  • Average high temperature in September: 10.9°C

The warmest months (with the highest average high temperature) are January and February (17.3°C).
The month with the lowest average high temperature is July (8.6°C).

  • Average low temperature in September: 4.5°C

The month with the highest average low temperature is January (9.8°C).
The coldest month (with the lowest average low temperature) is July (3.8°C).

Average pressure in September
Allanton, New Zealand
  • Average pressure in September: 1009.7mbar

The month with the highest atmospheric pressure is March (1016.1mbar).
The months with the lowest atmospheric pressure are September and November (1009.7mbar).

Average wind speed in September
Allanton, New Zealand
  • Average wind speed in September: 16.3km/h

The windiest month (with the highest average wind speed) is October (16.7km/h).
The calmest month (with the lowest average wind speed) is February (13.5km/h).

Average humidity in September
Allanton, New Zealand
  • Average humidity in September: 79%

The month with the highest relative humidity is August (82%).
The months with the lowest relative humidity are October and November (78%).

Average rainfall in September
Allanton, New Zealand
  • Average rainfall in September: 26mm

The wettest month (with the highest rainfall) is November (64mm).
The driest month (with the least rainfall) is September (26mm).

Average rainfall days in September
Allanton, New Zealand
  • Average rainfall days in September: 14 days

The month with the highest number of rainy days is October (18.8 days).
The month with the least rainy days is June (13.1 days).

Average snowfall in September
Allanton, New Zealand
  • Average snowfall in September: 7mm

The month with the highest snowfall is August (11mm).
The months with the least snowfall are January, February, March, April, June, October, November and December (0mm).

Average snowfall days in September
Allanton, New Zealand
  • Average snowfall days in September: 0.4 days

The month with the highest number of snowfall days is August (0.7 days).
The months with the least snowfall days are January, February, March, April, October, November and December (0 days).

Average daylight in September /
Average sunshine in September
Allanton, 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: 7h and 1min

The month with the most sunshine is December (Average sunshine: 10h and 18min).
The month with the least sunshine is June (Average sunshine: 4h and 42min).

Average sunshine days in September
Allanton, New Zealand
  • Average sunshine days in September: 12.4 days

The month with the most sunshine days is July (14.8 days).
The month with the least sunshine days is November (8.5 days).

Average UV index in September
Allanton, New Zealand
  • Average UV index in September: 3

The month with the highest UV index is January (UV index 5).
The months with the lowest UV index are April, May, June, July, August, September and October (UV index 3).

Average cloud cover in September
Allanton, New Zealand
  • Average cloud cover in September: 43

The months with the most cloud cover are October and November (Cloud cover 47).
The month with the least cloud cover is March (Cloud cover 42).

Average visibility in September
Allanton, New Zealand
  • Average visibility in September: 9km

The months with the highest visibility are June and July (10km).
The months with the lowest visibility are January, February, March, April, May, August, September, October, November and December (9km).

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