European, American, German side by side around Oamaru and nearby towns.Live rain radar →
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Next 14 hours
consensus of the three models
7-day forecast
where the models agree, and where they split
Oamaru, F7 is at its warmest in Feb (average highs near 22°C) and coldest in Aug (lows around 2°C), with roughly 801 mm of precipitation across the year. Below, compare what European, American, German forecast for Oamaru right now, and see exactly where they disagree.
Oamaru climate by month
average daytime high and overnight low across a typical year
Jan
21°
12°
Feb
22°
12°
Mar
18°
9°
Apr
17°
8°
May
13°
5°
Jun
11°
4°
Jul
11°
3°
Aug
12°
2°
Sep
15°
5°
Oct
16°
6°
Nov
17°
8°
Dec
19°
11°
Common questions
What's the weather in Oamaru today?
On this page we show what European, American, German each forecast for Oamaru today, side by side and updated live. When all three agree the forecast is reliable; when they split, we flag it so you know the day is genuinely less certain.
Will it rain in Oamaru today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from European, American, German for Oamaru and flag the days where the models disagree on whether showers actually arrive, which is exactly when a single app can catch you out.
Which forecast is most accurate for Oamaru?
No single model is always right. European, American, German each run their own physics, so we line all three up: when they agree the Oamaru forecast is reliable, and when they split you should expect surprises. See our tested NZ accuracy scoreboard for how the models compare.
What is the warmest month in Oamaru?
Feb is typically the warmest month in Oamaru, with average highs around 22°C.
How cold does Oamaru get?
The coldest month in Oamaru is Aug, when overnight lows average about 2°C.
How much rain does Oamaru get?
Oamaru sees roughly 801 mm of precipitation a year, with Oct usually the wettest month.
The forecasts New Zealanders check
New Zealand's forecasters (MetService, NIWA) keep their models commercial, none publish open data. So we compare the three global heavyweights every forecaster starts from, and link you to MetService, the official authority.