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CheckWeather NZCarterton
Forecast confidence: High · models disagree by 2°C

Carterton weather

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Light rain,rain likely tomorrow

European, the American and the German model agree on a high near 15° in Carterton today. Tomorrow looks rain around 14°, with a 100% chance of rain.

15°12°
14°
12°
15°
13°
14°
Todaymodels agreeTomorrowmodels agreeTuesdaymodels agreeWednesdaysplit ±4°Thursdaymodels agreeFridaysplit ±6°
EuropeanECMWF
Light snow
Feels 4° · Wind 9 km/h · Humidity 93%
AmericanNOAA GFS
Drizzle
Feels 5° · Wind 7 km/h · Humidity 94%
GermanDWD ICON
Rain
Feels 5° · Wind 6 km/h · Humidity 89%

Latest for Carterton: European (ECMWF): 7° Light snow · American (NOAA GFS): 7° Drizzle · German (DWD ICON): 7° Rain.

The weather map: all three models at once

European, American, German side by side around Carterton and nearby towns.Live rain radar →
Loading the three model maps…

Next 14 hours

consensus of the three models

14-day forecast

where the models agree, and where they split
Today
Light rain
15° 12°
models agree
Tomorrow
Rain
14°
models agree
Tue
Cloudy
12°
models agree
Wed
Light drizzle
15°
±4°
Thu
Light rain
13°
models agree
Fri
Partly cloudy
14°
±6°
Sat
Drizzle
13°
±5°
Sun
Mostly clear
12°
±7°
Mon
Cloudy
16°
models agree
Tue
Light drizzle
15°
models agree
Wed
Light rain
14°
models agree
Thu
Light drizzle
14°
models agree
Fri
Cloudy
12°
±7°
Sat
Drizzle
14°
models agree

Carterton, New Zealand is at its warmest in Jan (average highs near 22°C) and coldest in Aug (lows around 4°C), with roughly 1397 mm of precipitation across the year. Below, compare what European, American, German forecast for Carterton right now, and see exactly where they disagree.

We grade every model against the weather that actually happened, so you can see which forecast model is most accurate in New Zealand before you trust any single number.

Carterton climate by month

average daytime high and overnight low across a typical year
Jan
22°
13°
Feb
21°
13°
Mar
19°
10°
Apr
18°
10°
May
15°
Jun
13°
Jul
12°
Aug
12°
Sep
15°
Oct
16°
Nov
18°
Dec
21°
12°

Which forecast is most accurate in Carterton?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
European logo
European ★ Best
93
/100rank #1
95±0.3°C97±1.7 km/t8994% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
G
German
81
/100rank #2
78±1.2°C92±4.0 km/t7687% hitDeutscher Wetterdienst (DWD)Offenbach am Main, Germany
American logo
American
79
/100rank #3
91±0.5°C91±4.3 km/t5877% hitNOAA / NCEP (United States)College Park, Maryland, USA

The CheckWeather Score blends temperature, wind and rain accuracy — each measured against ERA5 (the recorded weather) over the last 30 days across 237 cities. Lower error means a higher score. See which forecast model is most accurate in New Zealand, how we measure forecast accuracy, or which model each weather app uses.

Where the models disagree

temperature and rain, judged separately
DayTemperatureRain
Today±2°15° to 17°±7%93% to 100% chance
Tomorrowmodels agree14° to 14°models agree100% to 100% chance
Tue±2°11° to 13°±9%23% to 32% chance
Wed±4°13° to 17°±8%0% to 8% chance
Thu±2°12° to 14°±38%55% to 93% chance

The models often agree on temperature and still split on rain — and rain is usually what decides whether a plan survives. A wide rain range means the shower is genuinely uncertain, not that the forecast is wrong.

Sunrise and sunset in Carterton

today, local time
Sunrise
06:34
Sunset
17:58
Daylight
11h 24m

Common questions

What's the weather in Carterton today?
On this page we show what European, American, German each forecast for Carterton 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 Carterton today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from European, American, German for Carterton 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 Carterton?
Over the last 30 days, the European model has been the most accurate for Carterton (CheckWeather Score 93/100), ahead of the German at 81. We grade every model against the recorded weather. See the NZ accuracy scoreboard for the full method.
What is the warmest month in Carterton?
January is typically the warmest month in Carterton, with average highs around 22°C.
How cold does Carterton get?
The coldest month in Carterton is August, when overnight lows average about 4°C.
How much rain does Carterton get?
Carterton sees roughly 1397 mm of precipitation a year, with January usually the wettest month.

Nearby

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