Cool
Average highs are around 8°C, so pack for cooler days.
September verdict
New Zealand Subantarctic Islands, New Zealand in September
Weather score15Poor
Poor for holiday weather
Average highs are around 8°C, so pack for cooler days. Sunshine averages 3.2h per day, so this is not one of the brighter months. Rainfall averages 117mm, so some wet days are possible.
September weather
Monthly averages
Temp
8°C
Rain
117mm
Sun
3.2h
Sea
8°C
Weather score
15
Poor
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 117mm, so some wet days are possible.
Limited sun
Sunshine averages 3.2h per day, so this is not one of the brighter months.
Cool sea
Sea temperatures average 8°C, so the water can feel cool.
Map
Weather map
Compare New Zealand Subantarctic Islands, New Zealand with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
September8°C average high
September is on the cooler side of New Zealand Subantarctic Islands' year, useful if you prefer less intense daytime heat.
Warmest monthsJanuary to March and December
This stretch sets the upper range for average daytime heat.
Rain
September117mm average rain
September sits on the drier side of New Zealand Subantarctic Islands' year, which helps with sightseeing and transfers.
Driest monthsJanuary to March and June to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
September3.2 hours average sun
September sits close to New Zealand Subantarctic Islands' yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsJanuary to February and October to December
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
September8°C average sea
September is one of the coolest sea months, so the water may feel fresher than in peak months.
Warmest seaJanuary to May and December
Sea temperatures are usually near 10°C in this stretch, so swimming comfort is at its strongest.
Weather score
September15 weather score
September is close to New Zealand Subantarctic Islands' usual weather score, with limited month-to-month change.
Best weather monthsAll year
The weather score stays consistently strong through the year.