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 sea temperature 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
The arrival of September brings an average high-temperature of a still refreshing 14.7°C (58.5°F), nearly identical to August's 13.6°C (56.5°F). Throughout the nights in September, Raglan experiences an average low-temperature of 6.1°C (43°F).Humidity
The average relative humidity in September in Raglan is 86%.Rainfall
In September, in Raglan, the rain falls for 17 days. Throughout September, 36mm (1.42") of precipitation is accumulated. Throughout the year, there are 173.5 rainfall days, and 406mm (15.98") of precipitation is accumulated.Sea temperature
In Raglan, the average seawater temperature in September is 14.5°C (58.1°F).Note: Being in 14.5°C (58.1°F) waters at 13°C (55.4°F) is discomforting, but anything below 10°C (50°F) can jeopardize breathing and induce cold shock, factoring in physical endurance.
Daylight
The average length of the day in September in Raglan is 11h and 50min.On the first day of the month, sunrise is at 6:41 am and sunset at 5:59 pm NZST. On the last day of September, in Raglan, sunrise is at 6:57 am and sunset at 7:23 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 months with the least sunshine in Raglan are August and September, with an average of 6.2h of sunshine.UV index
May through September, with an average maximum UV index of 3, are months with the lowest UV index in Raglan. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, a daily maximum UV index of 3 leads to the following instructions:
Be vigilant - Preventing sunburn is recommended. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Raglan in September?
What is the average humidity in September in Raglan?
How many days does it rain in September in Raglan?
What is the water temperature in September in Raglan?
What is the average length of the day in September in Raglan?
When are sunrise and sunset in September in Raglan?
When does Daylight Saving Time (DST) start in September in Raglan?
What is the month with the least sunshine in Raglan?
How long on average sun shines in September in Raglan?
When is the lowest UV index in Raglan?
What is the UV index reading in September in Raglan?
Average temperature in September
Raglan, New Zealand
- Average high temperature in September: 14.7°C
The warmest month (with the highest average high temperature) is February (23.8°C).
The month with the lowest average high temperature is July (12.8°C).
- Average low temperature in September: 6.1°C
The month with the highest average low temperature is February (12.9°C).
The coldest month (with the lowest average low temperature) is July (4.7°C).
Average pressure in September
Raglan, New Zealand
- Average pressure in September: 1014.3mbar
The month with the highest atmospheric pressure is March (1018.4mbar).
The month with the lowest atmospheric pressure is September (1014.3mbar).
Average wind speed in September
Raglan, New Zealand
- Average wind speed in September: 12.2km/h
The windiest month (with the highest average wind speed) is October (12.5km/h).
The calmest month (with the lowest average wind speed) is February (9.3km/h).
Average humidity in September
Raglan, New Zealand
- Average humidity in September: 86%
The months with the highest relative humidity are June, July and August (87%).
The month with the lowest relative humidity is January (79%).
Average rainfall in September
Raglan, New Zealand
- Average rainfall in September: 36mm
The wettest month (with the highest rainfall) is December (47mm).
The driest month (with the least rainfall) is March (22mm).
Average rainfall days in September
Raglan, New Zealand
- Average rainfall days in September: 17 days
The month with the highest number of rainy days is October (17.5 days).
The month with the least rainy days is March (11.8 days).
Average sea temperature in September
Raglan, New Zealand
- Average sea temperature in September: 14.5°C
The best month for swimming (with the highest average sea temperature) is February (21.3°C).
The coldest month (with the lowest average sea temperature) is August (14.1°C).
Average daylight in September /
Average sunshine in September
Raglan, New Zealand
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 14h and 42min).
The month with the shortest days is June (Average daylight: 9h and 36min).
- Average sunshine in September: 6h and 1min
The month with the most sunshine is December (Average sunshine: 7h and 48min).
The months with the least sunshine are August and September (Average sunshine: 6h and 12min).
Average sunshine days in September
Raglan, New Zealand
- Average sunshine days in September: 10.3 days
The month with the most sunshine days is March (14.6 days).
The month with the least sunshine days is October (8.5 days).
Average UV index in September
Raglan, New Zealand
- Average UV index in September: 3
The months with the highest UV index are January, February and December (UV index 5).
The months with the lowest UV index are May, June, July, August and September (UV index 3).
Average cloud cover in September
Raglan, New Zealand
- Average cloud cover in September: 55
The month with the most cloud cover is September (Cloud cover 55).
The month with the least cloud cover is January (Cloud cover 44).
Average visibility in September
Raglan, New Zealand
- Average visibility in September: 8km
The month with the highest visibility is June (9km).
The months with the lowest visibility are January, February, March, April, May, July, August, September, October, November and December (8km).
