The best time to visit Oamaru
Month-by-month climate averages for Oamaru, New Zealand, so you can pick your dates on data rather than guesswork.
The most comfortable time to visit Oamaru is usually January, February, March and April, when daytime highs sit in the pleasant 16-26°C range and the heaviest October rain is behind you.
Oamaru is warmest in February (highs near 22°C) and coldest in August (lows around 2°C), with roughly 801 mm of precipitation across the year and October 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 Oamaru forecast — and note how much the models agree, because that tells you how much to trust it.
Oamaru weather by month
what to expect in Oamaru through the yearHere is Oamaru'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 Oamaru by season.