Mild
Average highs are around 22°C, so days are mild rather than hot.
January verdict
Whanganui, New Zealand in January
Weather score53Mixed
Mixed for holiday weather
Average highs are around 22°C, so days are mild rather than hot. Sunshine averages 7.6h per day, enough for a balanced month. Rainfall averages 79mm, which is relatively low for holiday planning.
January weather
Monthly averages
Temp
22°C
Rain
79mm
Sun
7.6h
Sea
18°C
Weather score
53
Mixed
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Drier
Rainfall averages 79mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 7.6h per day, enough for a balanced month.
Cool sea
Sea temperatures average 18°C, so the water can feel cool.
Map
Weather map
Compare Whanganui, New Zealand with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
January22°C average high
January is one of Whanganui'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
January79mm average rain
January sits near Whanganui's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJanuary to May and August to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
January7.6 hours average sun
January is one of Whanganui'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
January18°C average sea
January sits in the warmer sea-temperature season, usually making swimming easier to enjoy.
Warmest seaJanuary to April
Sea temperatures are usually near 18°C in this stretch, so swimming comfort is at its strongest.
Weather score
January53 weather score
January is one of Whanganui's best weather-score months, combining the strongest overall balance in the yearly averages.
Best weather monthsJanuary to March
These months have the strongest weather score in the monthly averages.