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 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 beginning of September records an average high-temperature of a still refreshing 15.4°C (59.7°F), marking a negligible difference from August's 14.8°C (58.6°F). Okaihau logs an average low-temperature of 11.9°C (53.4°F) during the nights of September, subtly lower than its daytime highs.Humidity
The average relative humidity in September in Okaihau is 79%.Rainfall
In Okaihau, during September, the rain falls for 16.7 days and regularly aggregates up to 61mm (2.4") of precipitation. In Okaihau, during the entire year, the rain falls for 191.4 days and collects up to 717mm (28.23") of precipitation.Daylight
The average length of the day in September is 11h and 52min.On the first day of the month, sunrise is at 6:44 am and sunset at 6:05 pm NZST. On the last day of September, sunrise is at 7:02 am and sunset at 7:27 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 are July through September, with an average of 7h of sunshine.UV index
In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.Note: The UV index of 4 during September translates into the following guidance:
Be vigilant - Preventing sunburn is recommended. To protect against the Sun's most potent rays, avoid direct exposure around midday. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Okaihau?
What is the average humidity in September in Okaihau?
How much does it rain in Okaihau in September?
How many hours of daylight does Okaihau have in September?
When are sunrise and sunset in September in Okaihau?
When does Daylight Saving Time (DST) start in September in Okaihau?
What are the months with the least sunshine in Okaihau?
How long on average sun shines in September in Okaihau?
What is the UV index intensity in September in Okaihau?
Average temperature in September
Okaihau, New Zealand
- Average high temperature in September: 15.4°C
The warmest month (with the highest average high temperature) is February (22.7°C).
The month with the lowest average high temperature is August (14.8°C).
- Average low temperature in September: 11.9°C
The month with the highest average low temperature is February (17.9°C).
The coldest month (with the lowest average low temperature) is August (11.5°C).
Average pressure in September
Okaihau, New Zealand
- Average pressure in September: 1015.5mbar
The month with the highest atmospheric pressure is April (1018.1mbar).
The month with the lowest atmospheric pressure is January (1015.1mbar).
Average wind speed in September
Okaihau, New Zealand
- Average wind speed in September: 20.9km/h
The windiest month (with the highest average wind speed) is September (20.9km/h).
The calmest month (with the lowest average wind speed) is February (15.1km/h).
Average humidity in September
Okaihau, New Zealand
- Average humidity in September: 79%
The months with the highest relative humidity are August and December (80%).
The month with the lowest relative humidity is May (77%).
Average rainfall in September
Okaihau, New Zealand
- Average rainfall in September: 61mm
The wettest month (with the highest rainfall) is August (82mm).
The driest month (with the least rainfall) is January (36mm).
Average rainfall days in September
Okaihau, New Zealand
- Average rainfall days in September: 16.7 days
The month with the highest number of rainy days is August (19.8 days).
The month with the least rainy days is January (10.8 days).
Average daylight in September /
Average sunshine in September
Okaihau, New Zealand
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 14h and 30min).
The month with the shortest days is June (Average daylight: 9h and 48min).
- Average sunshine in September: 7h and 0min
The month with the most sunshine is January (Average sunshine: 8h and 12min).
The months with the least sunshine are July, August and September (Average sunshine: 7h and 0min).
Average sunshine days in September
Okaihau, New Zealand
- Average sunshine days in September: 8.6 days
The month with the most sunshine days is January (15.8 days).
The month with the least sunshine days is April (7 days).
Average UV index in September
Okaihau, New Zealand
- Average UV index in September: 4
The month with the highest UV index is January (UV index 6).
The month with the lowest UV index is July (UV index 3).
Average cloud cover in September
Okaihau, New Zealand
- Average cloud cover in September: 45
The month with the most cloud cover is September (Cloud cover 45).
The month with the least cloud cover is January (Cloud cover 32).
Average visibility in September
Okaihau, New Zealand
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
