The best time to visit Whanganui
Month-by-month climate averages for Whanganui, New Zealand, so you can pick your dates on data rather than guesswork.
The most comfortable time to visit Whanganui is usually January, February, March and April, when daytime highs sit in the pleasant 16-26°C range and the heaviest June rain is behind you.
Whanganui is warmest in January (highs near 21°C) and coldest in July (lows around 6°C), with roughly 1098 mm of precipitation across the year and June the wettest month. The sweet spot for most visitors is January, February, March and April.
These are long-run averages. For the actual days you are travelling, check the live Whanganui forecast - and note how much the models agree, because that tells you how much to trust it.
Whanganui weather by month
what to expect in Whanganui through the year, 1991-2020 averagesHere is Whanganui's typical weather in each month: the average daytime high and overnight low in °C, how each month feels, and the wettest month marked. Use it to plan any trip to Whanganui by season.