Mild
Average highs are around 21°C, so days are mild rather than hot.
January verdict
New Zealand in January
Weather score45Mixed
Mixed for holiday weather
Average highs are around 21°C, so days are mild rather than hot. Sunshine averages 6.7h per day, enough for a balanced month. Rainfall averages 125mm, so some wet days are possible.
January weather
Monthly averages
Temp
21°C
Rain
125mm
Sun
6.7h
Sea
16°C
Weather score
45
Mixed
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 125mm, so some wet days are possible.
Some sun
Sunshine averages 6.7h per day, enough for a balanced month.
Cool sea
Sea temperatures average 16°C, so the water can feel cool.
Map
Weather map
Compare New Zealand with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
January21°C average high
January is one of New Zealand's warmest months, with daytime heat above the yearly average.
Warmest monthsJanuary to March and December
This stretch sets the upper range for average daytime heat.
Rain
January125mm average rain
January sits near New Zealand's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJanuary to February and November
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
January6.7 hours average sun
January is one of New Zealand's sunniest months, with some of the strongest bright-day conditions in the yearly averages.
Brightest monthsJanuary to February and November to December
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
January16°C average sea
January sits in the warmer sea-temperature season, usually making swimming easier to enjoy.
Warmest seaJanuary to March
Sea temperatures are usually near 16°C in this stretch, so swimming comfort is at its strongest.
Weather score
January45 weather score
January is one of New Zealand's best weather-score months, combining the strongest overall balance in the yearly averages.
Best weather monthsJanuary to February
These months have the strongest weather score in the monthly averages.