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CheckWeather NZSydenham
Forecast confidence: Medium · models disagree by 3°C

Sydenham weather

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Light rain,rain likely tomorrow

European, the American and the German model put Sydenham's high today between 10° and 13°, a 3° split. Tomorrow looks light drizzle around 10°, with a 100% chance of rain.

12°
10°
12°
13°
10°
16°
Todaysplit ±3°Tomorrowmodels agreeTuesdaymodels agreeWednesdaymodels agreeThursdaymodels agreeFridaysplit ±8°
EuropeanECMWF
13°
Light rain
Today 13°·Low ·Rain 100%
AmericanNOAA GFS
10°
Light rain
Today 10°·Low ·Rain 100%
GermanDWD ICON
12°
Showers
Today 12°·Low ·Rain 100%

The weather map: all three models at once

European, American, German side by side around Sydenham 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
12°
±3°
Tomorrow
Light drizzle
10°
models agree
Tue
Cloudy
12°
models agree
Wed
Cloudy
13°
models agree
Thu
Light rain
10°
models agree
Fri
Partly cloudy
16°
±8°
Sat
Light drizzle
12°
models agree
Sun
Light drizzle
14°
±7°
Mon
Mostly clear
17°
±3°
Tue
Cloudy
18°
models agree
Wed
Light rain
15°
±3°
Thu
Cloudy
14°
±5°
Fri
Cloudy
15°
±6°
Sat
Cloudy
14°
±7°

Sydenham, New Zealand is at its warmest in Feb (average highs near 22°C) and coldest in Jul (lows around 4°C), with roughly 654 mm of precipitation across the year. Below, compare what European, American, German forecast for Sydenham 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.

Sydenham climate by month

average daytime high and overnight low across a typical year
Jan
21°
14°
Feb
22°
14°
Mar
19°
11°
Apr
17°
10°
May
14°
Jun
12°
Jul
11°
Aug
12°
Sep
15°
Oct
16°
Nov
18°
10°
Dec
21°
13°

Which forecast is most accurate in Sydenham?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
European logo
European ★ Best
83
/100rank #1
85±0.8°C96±2.0 km/t7184% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
G
German
79
/100rank #2
89±0.6°C93±3.3 km/t5877% hitDeutscher Wetterdienst (DWD)Offenbach am Main, Germany
American logo
American
70
/100rank #3
80±1.1°C93±3.5 km/t4268% 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±3°10° to 13°models agree100% to 100% chance
Tomorrow±1°9° to 11°±10%90% to 100% chance
Tue±2°11° to 12°±10%3% to 13% chance
Wed±2°12° to 14°±7%0% to 7% chance
Thumodels agree10° to 10°±31%55% to 86% 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 Sydenham

today, local time
Sunrise
06:48
Sunset
18:08
Daylight
11h 20m

Common questions

What's the weather in Sydenham today?
On this page we show what European, American, German each forecast for Sydenham 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 Sydenham today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from European, American, German for Sydenham 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 Sydenham?
Over the last 30 days, the European model has been the most accurate for Sydenham (CheckWeather Score 83/100), ahead of the German at 79. We grade every model against the recorded weather. See the NZ accuracy scoreboard for the full method.
What is the warmest month in Sydenham?
February is typically the warmest month in Sydenham, with average highs around 22°C.
How cold does Sydenham get?
The coldest month in Sydenham is July, when overnight lows average about 4°C.
How much rain does Sydenham get?
Sydenham sees roughly 654 mm of precipitation a year, with July usually the wettest month.

Nearby

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