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CheckWeather NZGrey Lynn
Forecast confidence: High · models disagree by 1°C

Grey Lynn weather

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Light drizzle,rain likely tomorrow

European, the American and the German model agree on a high near 16° in Grey Lynn today. Tomorrow looks light drizzle around 15°, with a 92% chance of rain.

16°12°
15°12°
15°12°
17°11°
14°10°
14°
Todaymodels agreeTomorrowmodels agreeMondaymodels agreeTuesdaymodels agreeWednesdaymodels agreeThursdaymodels agree
EuropeanECMWF
15°
Light drizzle
Today 15°·Low 13°·Rain 44%
AmericanNOAA GFS
16°
Light drizzle
Today 16°·Low 11°·Rain 36%
GermanDWD ICON
16°
Cloudy
Today 16°·Low 13°·Rain 5%
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Grey Lynn weather in numbers

from 30 years of measured normals

Grey Lynn swings 15°C across the year, from 23°C highs in January to 8°C lows in August, and January is usually the wettest month in a year that brings about 1401 mm of precipitation.

Warmest month
January
23°C average high
Coldest month
August
8°C average low
Wettest month
January
1401 mm a year
Below freezing
Never
overnight lows stay above 0°C
Comfortable
4 months
February, March, April and May
Residents
12,000
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The weather map: all three models at once

European, American, German side by side around Grey Lynn and nearby towns.Live rain radar →
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Grey Lynn hourly forecast: next 14 hours

consensus of the three models

Rain in the next 24 hours, model by model

each model's own hourly precipitation, side by side

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Grey Lynn 10-day forecast, out to 14 days

where the models agree, and where they split
Today
Light drizzle
16° 12°
models agree
Tomorrow
Light drizzle
15° 12°
models agree
Mon
Cloudy
15° 12°
models agree
Tue
Light drizzle
17° 11°
models agree
Wed
Light drizzle
14° 10°
models agree
Thu
Light drizzle
14°
models agree
Fri
Light drizzle
15°
±3°
Sat
Light drizzle
16° 10°
models agree
Sun
Light rain
15° 10°
models agree
Mon
Drizzle
15°
±3°
Tue
Cloudy
15°
models agree
Wed
Cloudy
16° 11°
models agree
Thu
Light drizzle
17° 12°
±3°
Fri
Cloudy
16° 10°
models agree

Grey Lynn, New Zealand is at its warmest in Jan (average highs near 23°C) and coldest in Aug (lows around 8°C), with roughly 1401 mm of precipitation across the year. Below, compare what European, American, German forecast for Grey Lynn 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.

Grey Lynn climate by month

average daytime high and overnight low across a typical year
Jan
23°
18°
Feb
23°
17°
Mar
21°
15°
Apr
20°
15°
May
17°
12°
Jun
16°
11°
Jul
14°
Aug
14°
Sep
16°
11°
Oct
17°
12°
Nov
19°
13°
Dec
22°
16°

Which forecast is most accurate in Grey Lynn?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
89
/100rank #1
86±0.8°C95±2.7 km/t8994% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
G
German
87
/100rank #2
92±0.4°C96±1.8 km/t7687% hitDeutscher Wetterdienst (DWD)Offenbach am Main, Germany
American logo
American
80
/100rank #3
91±0.5°C95±2.3 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 244 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.

What do you think of the forecasts?

your vote counts

The accuracy above is the measured record. This is your opinion: which forecast service do you trust most in New Zealand? Give each 1 to 5 stars.

EuropeanECMWF
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AmericanNOAA GFS
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GermanDWD ICON
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One vote per service. Anonymous: we store no personal data, only a one-way hash of your connection for a day to stop double votes.

Where the models disagree

temperature and rain, judged separately
DayTemperatureRain
Today±1°15° to 16°±39%5% to 44% chance
Tomorrowmodels agree15° to 15°±67%25% to 92% chance
Mon±2°14° to 16°models agree0% to 0% chance
Tue±1°17° to 18°±65%8% to 73% chance
Wed±1°14° to 15°±22%8% to 30% 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 Grey Lynn

today, local time
Sunrise
06:15
Sunset
18:14
Daylight
11h 59m

Common questions

What's the weather in Grey Lynn today?
On this page we show what European, American, German each forecast for Grey Lynn 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 Grey Lynn today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from European, American, German for Grey Lynn 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 Grey Lynn?
Over the last 30 days, the European model has been the most accurate for Grey Lynn (CheckWeather Score 89/100), ahead of the German at 87. We grade every model against the recorded weather. See the NZ accuracy scoreboard for the full method.
What is the warmest month in Grey Lynn?
January is typically the warmest month in Grey Lynn, with average highs around 23°C.
How cold does Grey Lynn get?
The coldest month in Grey Lynn is August, when overnight lows average about 8°C.
How much rain does Grey Lynn get?
Grey Lynn sees roughly 1401 mm of precipitation a year, with January usually the wettest month.

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