Te Anau has a temperate climate with warm summers and cold winters.
Temperatures peak in January and drop to their lowest in July, while rainfall is highest during autumn months.
Humidity remains high throughout the year creating cold and damp conditions.
| Month | 🌤️ | Avg High | Avg Temp | Avg Low | Record High | Record Low | Humid % | Rain (mm) | Wind (m/s) | Solar (kWh/m²) |
|---|---|---|---|---|---|---|---|---|---|---|
| January | 🌧️ | 15.1°C | 11.0°C | 6.8°C | 24.6°C | -0.2°C | 84% | 186 | 3.1 | 5.55 |
| February | 🌧️ | 15.1°C | 11.0°C | 6.9°C | 26.2°C | -0.2°C | 86% | 155 | 2.9 | 4.80 |
| March | 🌧️ | 13.3°C | 9.5°C | 5.7°C | 21.6°C | -2.5°C | 88% | 165 | 2.7 | 3.52 |
| April | 🌧️ | 10.6°C | 7.4°C | 4.2°C | 18.8°C | -3.0°C | 91% | 169 | 2.6 | 2.26 |
| May | 🌧️ | 7.7°C | 5.2°C | 2.7°C | 16.6°C | -8.4°C | 94% | 181 | 2.5 | 1.37 |
| June | 🌧️ | 5.3°C | 3.1°C | 0.8°C | 12.9°C | -7.7°C | 95% | 157 | 2.1 | 1.07 |
| July | ☔ | 4.7°C | 2.4°C | 0.2°C | 11.1°C | -11.9°C | 95% | 149 | 2.1 | 1.23 |
| August | ☔ | 6.0°C | 3.3°C | 0.7°C | 12.1°C | -7.0°C | 93% | 148 | 2.4 | 1.95 |
| September | 🌧️ | 7.9°C | 4.7°C | 1.5°C | 15.8°C | -4.9°C | 90% | 165 | 2.9 | 2.96 |
| October | 🌧️ | 9.6°C | 6.0°C | 2.4°C | 18.7°C | -3.6°C | 88% | 192 | 3.2 | 4.09 |
| November | 🌧️ | 11.7°C | 7.7°C | 3.7°C | 21.4°C | -4.1°C | 85% | 169 | 3.2 | 5.22 |
| December | 🌧️ | 13.8°C | 9.7°C | 5.5°C | 22.2°C | -0.8°C | 84% | 191 | 3.1 | 5.69 |
Showing average climate conditions across 45 years (1981–2025)
🧥 Expect frosty nights and below-freezing temperatures during this Cold Winter period.
🌤️ Conditions are ideal for outdoor activities throughout the day in this Mild Summer.
☔ Heavy Rainfall expected — carry rain gear and plan outdoor activities around these months.
Monthly averages · 1981–2025 climate normals · °C
Temperatures rise steadily from spring, peak in January, and gradually decline through autumn into winter.
These seasonal patterns make summer pleasant for travel, while winters can bring frost and occasional snowfall.
Monthly rainfall · 1981–2025 seasonal trends · mm/month
Rainfall is concentrated in the autumn months. Humidity stays high (around 89%), peaking during summer months, which creates cold and damp conditions.
☔ Heavy Rainfall expected — carry rain gear and plan outdoor activities around these months.
Monthly averages · 1981–2025
Across 45 years of records, Te Anau's temperature shows a slight warming trend over the past decade. Its hottest day reached 26.2°C in February 2005, and its coldest dropped to -11.9°C in July 1996. 2023 was the warmest year overall and 1992 the coolest.
The warmest year in Te Anau's recorded history was 2023 (avg: 7.9°C), while the coldest was 1992 (avg: 5.5°C).
Average annual high/low · Last 30 years · °C
Total annual precipitation · Last 30 years · mm/year
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall (mm) | Avg Humidity | Avg Wind |
|---|---|---|---|---|---|---|---|---|
2025 | 10.7°C | 7.4°C | 4.1°C | 21.9°C | -3.2°C | 2694 | 89% | 2.8 m/s |
2024 🌧️ | 10.0°C | 6.8°C | 3.7°C | 21.3°C | -4.7°C | 3462 | 90% | 2.7 m/s |
2023 🔥 | 11.5°C | 7.9°C | 4.4°C | 24.6°C | -2.5°C | 2730 | 88% | 2.6 m/s |
2022 | 11.5°C | 7.9°C | 4.3°C | 21.9°C | -4.3°C | 1415 | 88% | 2.4 m/s |
2021 | 10.7°C | 7.5°C | 4.2°C | 20.7°C | -2.7°C | 2996 | 90% | 2.7 m/s |
2020 | 10.6°C | 7.2°C | 3.9°C | 21.6°C | -3.4°C | 2701 | 89% | 2.7 m/s |
2019 | 10.5°C | 7.3°C | 4.1°C | 21.1°C | -3.6°C | 3071 | 90% | 2.9 m/s |
2018 | 10.8°C | 7.5°C | 4.3°C | 22.5°C | -2.7°C | 2843 | 89% | 2.6 m/s |
2017 | 10.6°C | 7.2°C | 3.9°C | 21.4°C | -2.7°C | 2846 | 89% | 2.5 m/s |
2016 | 10.7°C | 7.4°C | 4.1°C | 22.3°C | -5.3°C | 2626 | 89% | 2.8 m/s |
Showing 1 to 10 of 45 years
Based on 45 years of data (1981–2025), January is typically the hottest month in Te Anau, Southland, with average high temperatures around 15.1°C.
July is the coldest month in Te Anau, with average low temperatures around 0.2°C.
October receives the most rainfall with approximately 192 mm, while August is the driest with 148 mm.
The highest recorded temperature was 26.2°C in February 2005. This is part of the historical record spanning 1981–2025.
The lowest recorded temperature was -11.9°C in July 1996.
This page covers 45 years of climate data from 1981 to 2025. As new data is added to the database the page automatically reflects the updated coverage.
Te Anau receives the most sunlight in December with an average solar radiation of 5.69 kWh/m²/day. This solar radiation data, sourced from NASA POWER, is useful for solar energy planning and agriculture in Southland.
All climate data is sourced from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite and model data. It provides monthly averages for temperature, precipitation, humidity, wind speed, and solar radiation.
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.
