Canterbury has a warm temperate climate with warm summers and mild winters.
Canterbury has an average annual temperature of 13.0°C across all 6 cities, with approximately 819 mm of annual precipitation and average humidity of 78%. Temperatures peak in February and drop to their lowest in July, while rainfall is highest during summer months.
The warmest city is Kairaki with average July highs of 14.9°C, while Kairaki is the coldest with average January lows of 7.4°C. Humidity remains high throughout the year creating warm and humid conditions. These seasonal patterns offer comfortable conditions year-round, with warm summers and mild winters.
| Month | 🌤️ | High | Low | Avg | Humid % | Rain (mm) | Wind (m/s) | Solar (kWh/m²) |
|---|---|---|---|---|---|---|---|---|
| January | ☀️ | 28.5°C | 8.6°C | 18.5°C | 69% | 64 | 3.3 | 6.30 |
| February | ☀️ | 28.5°C | 8.7°C | 18.6°C | 71% | 58 | 3.2 | 5.50 |
| March | ☀️ | 26.3°C | 7.1°C | 16.7°C | 74% | 63 | 3.1 | 4.20 |
| April | 🌤️ | 22.3°C | 5.0°C | 13.7°C | 78% | 67 | 2.9 | 2.90 |
| May | 🌤️ | 18.8°C | 2.8°C | 10.8°C | 82% | 71 | 2.9 | 1.90 |
| June | 🌤️ | 15.2°C | 1.3°C | 8.3°C | 85% | 76 | 2.9 | 1.40 |
| July | 🌤️ | 14.0°C | 1.0°C | 7.5°C | 86% | 76 | 2.8 | 1.60 |
| August | 🌤️ | 15.5°C | 1.1°C | 8.3°C | 84% | 72 | 2.9 | 2.40 |
| September | 🌤️ | 18.3°C | 1.8°C | 10.0°C | 81% | 60 | 3.1 | 3.70 |
| October | 🌤️ | 20.8°C | 3.2°C | 12.0°C | 78% | 73 | 3.2 | 4.90 |
| November | 🌤️ | 23.6°C | 5.0°C | 14.3°C | 74% | 65 | 3.2 | 6.00 |
| December | ☀️ | 26.5°C | 7.1°C | 16.8°C | 72% | 75 | 3.3 | 6.30 |
Showing average climate conditions across 45 years (1981–2025) · averaged across all 6 cities in Canterbury
🧥 Light layers are sufficient — this Mild Winter stays cool without prolonged hard freezes.
🌤️ Conditions are ideal for outdoor activities throughout the day in this Mild Summer.
☔ Rainfall is spread across the year with no sharply defined wet season.
Region-wide monthly averages across 6 cities · 1981–2025 · °C
Temperatures rise steadily from spring, peak in February, and gradually decline through autumn into winter.
These seasonal patterns offer comfortable conditions year-round, with warm summers and mild winters.
Region-wide monthly rainfall · 1981–2025 · mm/month
Monthly averages · 1981–2025
💧 Humidity peaks at 86% in July · annual avg 78%
The warmest year on record was 2019 (avg: 13.9°C), while the coldest year was 1992 (avg: 11.5°C).
Averaged across all 6 cities in Canterbury · Last 10 years · °C
Averaged across all 6 cities in Canterbury · Last 10 years · mm/year
🔥 hottest · ❄️ coldest · 🌧️ wettest
ℹ️ Values are averages across all 6 cities in Canterbury for each year.
| Year | Min Temp | Avg Temp | Max Temp | Rainfall (mm) | Avg Humidity | Avg Wind |
|---|---|---|---|---|---|---|
2025 | 5.1°C | 13.5°C | 21.9°C | 843 | 79% | 3.1 m/s |
2024 | 4.4°C | 13.4°C | 22.3°C | 797 | 78% | 2.9 m/s |
2023 | 5.3°C | 13.6°C | 21.9°C | 946 | 80% | 3.1 m/s |
2022 | 4.9°C | 13.4°C | 21.9°C | 1012 | 81% | 2.9 m/s |
2021 | 4.8°C | 13.5°C | 22.1°C | 837 | 79% | 3.0 m/s |
2020 🔥 | 4.6°C | 13.8°C | 22.9°C | 691 | 77% | 3.1 m/s |
2019 | 5.2°C | 13.9°C | 22.6°C | 848 | 77% | 3.1 m/s |
2018 | 5.2°C | 13.7°C | 22.1°C | 1045 | 81% | 2.9 m/s |
2017 | 4.9°C | 13.2°C | 21.4°C | 957 | 80% | 3.0 m/s |
2016 | 4.9°C | 13.5°C | 22.1°C | 885 | 78% | 3.0 m/s |
Showing 1 to 10 of 45 years
All weather data is sourced from NASA POWER (Prediction of Worldwide Energy Resources), a NASA project providing solar and meteorological data for renewable energy, building efficiency, and agricultural research.
