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
Weather in September
Temperature
September in Gisborne welcomes an average high-temperature of a still moderate 14.3°C (57.7°F), not much different from the preceding month. Nighttime temperature in Gisborne experiences an average drop to a frosty 8°C (46.4°F) in September.Humidity
The average relative humidity in September in Gisborne is 79%.Rainfall
In Gisborne, during September, the rain falls for 12.1 days and regularly aggregates up to 40mm (1.57") of precipitation. Throughout the year, there are 155.8 rainfall days, and 492mm (19.37") of precipitation is accumulated.Sea temperature
In Gisborne, New Zealand, in September, the average water temperature is 14.6°C (58.3°F).Note: Swimming in 14.6°C (58.3°F) is deemed hazardous. Exposure to temperatures below 10°C (50°F) leads to immediate severe cold shock and hyperventilation.
Daylight
In Gisborne, the average length of the day in September is 11h and 50min.On the first day of September in Gisborne, sunrise is at 6:29 am and sunset at 5:45 pm NZST. On the last day of the month, sunrise is at 6:44 am and sunset at 7:11 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 7.2h.UV index
In Gisborne, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: In September, the maximum UV index of 4 suggests this advice:
Take necessary precautions - Suggestions to elude sunburn are provided. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Frequently asked questions
What are the temperatures in Gisborne in September?
What is the average humidity in September in Gisborne?
How much does it rain in Gisborne in September?
What is the water temperature in September in Gisborne?
How many hours of daylight does Gisborne have in September?
When are sunrise and sunset in September in Gisborne?
When does Daylight Saving Time (DST) start in September in Gisborne?
How many hours of sunshine does Gisborne have in September?
What is the UV index intensity in September in Gisborne?
Average temperature in September
Gisborne, New Zealand
- Average high temperature in September: 14.3°C
The warmest month (with the highest average high temperature) is January (22.3°C).
The month with the lowest average high temperature is July (12.4°C).
- Average low temperature in September: 8°C
The month with the highest average low temperature is February (14.9°C).
The coldest months (with the lowest average low temperature) are July and August (7.5°C).
Average pressure in September
Gisborne, New Zealand
- Average pressure in September: 1013.5mbar
The month with the highest atmospheric pressure is March (1018.3mbar).
The months with the lowest atmospheric pressure are September and November (1013.5mbar).
Average wind speed in September
Gisborne, New Zealand
- Average wind speed in September: 16.9km/h
The windiest month (with the highest average wind speed) is July (18.1km/h).
The calmest month (with the lowest average wind speed) is February (13.6km/h).
Average humidity in September
Gisborne, New Zealand
- Average humidity in September: 79%
The months with the highest relative humidity are April, June and July (80%).
The month with the lowest relative humidity is January (75%).
Average rainfall in September
Gisborne, New Zealand
- Average rainfall in September: 40mm
The wettest month (with the highest rainfall) is June (64mm).
The driest months (with the least rainfall) are February and May (30mm).
Average rainfall days in September
Gisborne, New Zealand
- Average rainfall days in September: 12.1 days
The month with the highest number of rainy days is March (15.2 days).
The month with the least rainy days is January (10.4 days).
Average sea temperature in September
Gisborne, New Zealand
- Average sea temperature in September: 14.6°C
The best month for swimming (with the highest average sea temperature) is February (20.1°C).
The coldest month (with the lowest average sea temperature) is August (14.2°C).
Average daylight in September /
Average sunshine in September
Gisborne, New Zealand
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 14h and 48min).
The month with the shortest days is June (Average daylight: 9h and 30min).
- Average sunshine in September: 7h and 1min
The month with the most sunshine is November (Average sunshine: 9h and 24min).
The month with the least sunshine is June (Average sunshine: 5h and 12min).
Average sunshine days in September
Gisborne, New Zealand
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is January (18.5 days).
The month with the least sunshine days is February (13.2 days).
Average UV index in September
Gisborne, New Zealand
- Average UV index in September: 4
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 October (UV index 3).
Average cloud cover in September
Gisborne, New Zealand
- Average cloud cover in September: 40
The month with the most cloud cover is June (Cloud cover 44).
The month with the least cloud cover is January (Cloud cover 32).
Average visibility in September
Gisborne, 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).
Gisborne, New Zealand
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