The hottest month in Christchurch is typically February, with daytime highs averaging around 21.4°C (71°F), based on 10 years of historical weather data. Overnight lows during this period average near 13.5°C (56°F).

What is the coldest month in Christchurch?

The coldest month in Christchurch is typically July, with overnight lows averaging around 3.8°C (39°F) and daytime highs near 11°C (52°F), based on 10 years of historical weather data.

Does Christchurch have a rainy season?

Christchurch doesn't have a sharply defined rainy season rainfall is fairly spread across the year based on 10 years of historical data. July is the wettest month on average (about 75 mm), while August is the driest (about 43 mm).

What's the best time of year to visit Christchurch?

The best time to visit Christchurch is typically January to March, when daytime highs average a comfortable 20.6°C (69°F). Rainfall during this window averages around 54 mm, one of the lighter, more comfortable stretches of the year. This is based on 10 years of historical weather data.

Is Christchurch's air quality safe right now?

As of the latest reading, Christchurch's air quality index (AQI) is 64, rated "Moderate", based on the nearest monitoring station. Air quality is acceptable, though unusually sensitive individuals may notice minor effects.

Atmospheric Details

Wind

3 km/h

ESE · Light Breeze · Max 21 km/h

Humidity

93 %

High · feels muggy

UV Index

Moderate

Visibility

16 km

Excellent

Pressure

1002 hPa

Stable

Dew Point

3°C

Dry air

Today vs Normal

13°C-1° below normal

The long-term average high for today is 14°C.

18 of the last 28 days with published data ran above normal.

That's a break from the pattern - today's forecast runs below normal even though the recent stretch mostly ran above.

Red = above normal, blue = at or below · last 12 days

Air Quality

Good

Air quality is considered satisfactory, and air pollution poses little or no risk. It’s a good day to be active outside.

Health & Activity Advice

✅ Good for Outdoors

UV index is 4 today — moderate. Sunscreen is worth using for extended time outside, but no special precautions are needed for short trips.

Air quality is considered satisfactory, and air pollution poses little or no risk. It’s a good day to be active outside.

Conditions are comfortable for outdoor activity at most points during the day today.

It will feel cold outside — dress in layers if you're heading out.