European, American, German side by side around Kaiapoi and nearby towns.Live rain radar →
Loading the three model maps…
Next 14 hours
consensus of the three models
7-day forecast
where the models agree, and where they split
Kaiapoi, E9 is at its warmest in Jan (average highs near 21°C) and coldest in Jul (lows around 3°C), with roughly 788 mm of precipitation across the year. Below, compare what European, American, German forecast for Kaiapoi right now, and see exactly where they disagree.
Kaiapoi climate by month
average daytime high and overnight low across a typical year
Jan
21°
13°
Feb
21°
13°
Mar
19°
10°
Apr
17°
8°
May
14°
5°
Jun
12°
4°
Jul
11°
3°
Aug
12°
3°
Sep
15°
6°
Oct
16°
6°
Nov
17°
9°
Dec
20°
12°
Common questions
What's the weather in Kaiapoi today?
On this page we show what European, American, German each forecast for Kaiapoi 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 Kaiapoi today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from European, American, German for Kaiapoi 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 Kaiapoi?
No single model is always right. European, American, German each run their own physics, so we line all three up: when they agree the Kaiapoi 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 Kaiapoi?
Jan is typically the warmest month in Kaiapoi, with average highs around 21°C.
How cold does Kaiapoi get?
The coldest month in Kaiapoi is Jul, when overnight lows average about 3°C.
How much rain does Kaiapoi get?
Kaiapoi sees roughly 788 mm of precipitation a year, with Jul 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.