Cool
Average highs are around 13°C, so pack for cooler days.
Weather Guide
North Island, New Zealand Average Monthly Weather
Weather score35Poor annual avg
Best months: February, January, March
Across the year, average daytime temperatures are around 18°C, sunshine averages 5.1h per day, and rainfall totals about 1414mm.
Annual weather
Annual averages
Temp
18°C
Rain
1414mm
Annual total
Sun
5.1h
Weather score
35
Poor avg
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 136mm, so some wet days are possible.
Limited sun
Sunshine averages 3.9h per day, so this is not one of the brighter months.
Map
Weather map
Compare North Island, New Zealand with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
August13°C average high
August has some of the coolest average daytime highs of the year, so pack for fresher conditions.
Warmest monthsJanuary to March and December
This stretch sets the upper range for average daytime heat.
Rain
August136mm average rain
August is one of North Island's wettest months, so rain is likely to be a major planning factor.
Driest monthsJanuary to April
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
August3.9 hours average sun
August is below North Island's yearly sunshine average, so bright-day planning is less reliable than in peak months.
Brightest monthsJanuary to February and November to December
This stretch has the strongest sunshine in the monthly averages.
Weather score
August20 weather score
August is one of the weakest weather-score months, when the overall mix is less favourable than the rest of the year.
Best weather monthsJanuary to February
These months have the strongest weather score in the monthly averages.
