August is one of the cooler months of the year in Te Anau, with average highs near 6°C and lows around 0.7°C (mean 3.4°C). It is one of the drier months, averaging 148 mm of rainfall and 93% relative humidity across the period.
August is one of the cooler months of the year in Te Anau. Across 45 years of records, the warmest August in Te Anau was 2009 — when the month averaged 4.9°C — while the coldest was 1992 at 0.8°C. Typical August days reach 6°C with nights near 0.7°C. The long-term trend is warming, about 0.2°C per decade.
August is one of the drier months in Te Anau, averaging 148 mm of rainfall. The wettest August on record was 2024 with 311 mm, while the driest was 1989 at 36 mm.
Relative humidity in Te Anau during August averages 93%. The most humid August was 1994 at 95%, and the least humid was 1989 at 88%.
August receives about 1.9 kWh/m²/day of solar energy in Te Anau. The sunniest August was 1989 at 2.3 kWh/m²/day, and the cloudiest was 2005 at 1.7.
Average wind speed in Te Anau during August is 2.4 m/s. The windiest Augusts were 1982 and 1994 at 3.2 m/s, while the calmest was 1981 at 1.5 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 3.4°C | 2.5°C | 3.3°C | 3.7°C | 4.0°C | +0.6°C |
| Avg High | 6.3°C | 5.0°C | 6.0°C | 6.4°C | 6.6°C | +0.3°C |
| Avg Low | 0.6°C | -0.1°C | 0.8°C | 1.0°C | 1.3°C | +0.7°C |
| Avg Rain | 106 mm | 148 mm | 138 mm | 153 mm | 222 mm | +116 mm |
August temperatures in Te Anau have risen by about 0.5°C between 1981–1985 and 2021–2025.
August has ranged from a record low of -7°C (1995) to a record high of 12.1°C (1987).
Rainfall in August is one of the drier months, averaging 148 mm, with a wettest year of 311 mm.
A quieter season to visit Te Anau
If your dates are flexible, the more temperate months of February and January tend to be the most comfortable for visiting Te Anau. That said, August — with days averaging 6°C and nights around 0.7°C (mean 3.4°C) and higher rainfall (148 mm) — can still be rewarding for travellers who don't mind the cooler conditions, and often means fewer crowds.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 6.3°C | 3.6°C | 0.8°C | 9.2°C | -2.1°C | 198 mm | 93% | 2.3 m/s | 2.1 |
| 2024 🌧️ | 6.3°C | 3.8°C | 1.3°C | 12.0°C | -4.7°C | 311 mm | 94% | 2.7 m/s | 2 |
| 2023 | 5.6°C | 3.2°C | 0.8°C | 9.0°C | -2.2°C | 229 mm | 94% | 2.3 m/s | 1.9 |
| 2022 | 7.5°C | 4.6°C | 1.7°C | 10.9°C | -4.3°C | 135 mm | 91% | 2.5 m/s | 2.2 |
| 2021 | 6.2°C | 3.9°C | 1.5°C | 10.7°C | -2.5°C | 268 mm | 94% | 2.7 m/s | 1.8 |
| 2020 | 7.7°C | 4.8°C | 2.0°C | 10.9°C | -3.4°C | 189 mm | 92% | 2.2 m/s | 2 |
| 2019 | 5.2°C | 2.9°C | 0.7°C | 7.1°C | -2.5°C | 277 mm | 94% | 2.9 m/s | 1.8 |
| 2018 | 7.0°C | 4.3°C | 1.6°C | 9.8°C | -1.9°C | 91 mm | 93% | 2 m/s | 2 |
| 2017 | 7.1°C | 4.5°C | 1.9°C | 9.7°C | -2.7°C | 239 mm | 91% | 2.3 m/s | 2 |
| 2016 | 5.6°C | 3.2°C | 0.7°C | 9.9°C | -5.3°C | 109 mm | 94% | 2.1 m/s | 2 |
| 2015 | 5.4°C | 2.7°C | 0.0°C | 10.2°C | -5.0°C | 227 mm | 92% | 2.2 m/s | 1.9 |
| 2014 | 6.3°C | 3.2°C | 0.2°C | 11.2°C | -3.2°C | 147 mm | 92% | 2.2 m/s | 2.1 |
| 2013 | 7.4°C | 4.6°C | 1.8°C | 11.3°C | -2.8°C | 126 mm | 92% | 2.1 m/s | 1.8 |
| 2012 | 7.8°C | 4.8°C | 1.8°C | 10.8°C | -2.0°C | 59 mm | 91% | 2 m/s | 2.1 |
| 2011 | 5.0°C | 2.6°C | 0.1°C | 8.9°C | -4.7°C | 127 mm | 95% | 2.7 m/s | 1.9 |
| 2010 | 6.9°C | 4.1°C | 1.3°C | 10.9°C | -3.0°C | 132 mm | 93% | 1.9 m/s | 2.1 |
| 2009 🔥 | 7.3°C | 4.9°C | 2.5°C | 10.7°C | -1.6°C | 176 mm | 93% | 2.7 m/s | 1.8 |
| 2008 | 4.6°C | 2.0°C | -0.6°C | 11.0°C | -3.5°C | 102 mm | 94% | 1.8 m/s | 2.1 |
| 2007 | 5.4°C | 3.0°C | 0.7°C | 8.5°C | -3.9°C | 151 mm | 93% | 2.4 m/s | 1.8 |
| 2006 | 5.3°C | 2.8°C | 0.4°C | 8.6°C | -4.3°C | 132 mm | 93% | 2.6 m/s | 1.9 |
| 2005 | 7.2°C | 4.7°C | 2.2°C | 11.1°C | -3.2°C | 114 mm | 93% | 2.9 m/s | 1.7 |
| 2004 | 4.4°C | 1.7°C | -1.0°C | 9.3°C | -3.7°C | 159 mm | 93% | 2.4 m/s | 2 |
| 2003 | 6.2°C | 3.2°C | 0.2°C | 9.5°C | -3.8°C | 137 mm | 93% | 2.5 m/s | 2 |
| 2002 | 6.4°C | 3.8°C | 1.2°C | 10.0°C | -2.4°C | 156 mm | 94% | 2.5 m/s | 1.8 |
| 2001 | 7.0°C | 4.2°C | 1.4°C | 9.6°C | -3.9°C | 149 mm | 93% | 2.1 m/s | 1.9 |
| 2000 | 5.7°C | 3.1°C | 0.5°C | 11.3°C | -2.2°C | 100 mm | 93% | 2.3 m/s | 1.9 |
| 1999 | 6.1°C | 3.5°C | 0.8°C | 9.6°C | -2.3°C | 115 mm | 94% | 2.2 m/s | 1.9 |
| 1998 | 5.3°C | 2.3°C | -0.6°C | 10.8°C | -4.5°C | 122 mm | 92% | 2.4 m/s | 1.9 |
| 1997 | 4.9°C | 2.6°C | 0.3°C | 8.6°C | -3.9°C | 121 mm | 94% | 2.9 m/s | 1.9 |
| 1996 | 4.7°C | 2.0°C | -0.7°C | 7.3°C | -4.3°C | 135 mm | 93% | 2 m/s | 1.9 |
| 1995 | 4.7°C | 1.8°C | -1.0°C | 9.2°C | -7.0°C | 182 mm | 94% | 2.6 m/s | 1.9 |
| 1994 | 4.9°C | 3.0°C | 1.1°C | 7.5°C | -3.8°C | 273 mm | 95% | 3.2 m/s | 1.8 |
| 1993 | 4.7°C | 2.2°C | -0.4°C | 8.0°C | -3.3°C | 141 mm | 93% | 2.3 m/s | 1.8 |
| 1992 ❄️ | 3.0°C | 0.8°C | -1.4°C | 8.4°C | -5.8°C | 181 mm | 95% | 2.3 m/s | 2 |
| 1991 | 5.7°C | 3.0°C | 0.4°C | 10.8°C | -2.8°C | 166 mm | 94% | 2.6 m/s | 1.8 |
| 1990 | 6.5°C | 3.5°C | 0.4°C | 9.7°C | -3.2°C | 45 mm | 90% | 2.1 m/s | 2.1 |
| 1989 | 7.7°C | 4.5°C | 1.3°C | 10.6°C | -4.2°C | 36 mm | 88% | 1.8 m/s | 2.3 |
| 1988 | 5.6°C | 2.8°C | 0.1°C | 10.6°C | -4.0°C | 117 mm | 93% | 2.7 m/s | 1.9 |
| 1987 | 7.0°C | 4.6°C | 2.2°C | 12.1°C | -1.2°C | 83 mm | 94% | 2.4 m/s | 1.9 |
| 1986 | 5.6°C | 2.7°C | -0.2°C | 9.3°C | -2.8°C | 76 mm | 91% | 2.3 m/s | 2.2 |
| 1985 | 6.2°C | 3.4°C | 0.7°C | 10.4°C | -3.2°C | 115 mm | 92% | 2.3 m/s | 2 |
| 1984 | 6.7°C | 3.7°C | 0.8°C | 10.2°C | -5.7°C | 122 mm | 92% | 2.2 m/s | 1.8 |
| 1983 | 6.2°C | 3.5°C | 0.8°C | 9.4°C | -2.2°C | 96 mm | 93% | 2.4 m/s | — |
| 1982 | 6.0°C | 3.4°C | 0.7°C | 9.4°C | -4.2°C | 235 mm | 94% | 3.2 m/s | — |
| 1981 | 5.5°C | 2.4°C | -0.7°C | 11.1°C | -2.9°C | 72 mm | 89% | 1.5 m/s | — |
Actual recorded August data for each year, 1981–2025 — sourced from NASA POWER.
The average high in August is around 6°C with lows near 0.7°C (mean 3.4°C), based on 45 years of NASA POWER data.
August averages 148 mm of rainfall in Te Anau, one of the drier months. The wettest on record was 311 mm in 2024.
The hottest August reached 12.1°C in 1987. The coldest dipped to -7°C in 1995.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average August temperatures have risen by about 0.5°C. Daytime highs moved from 6.1°C to 6.4°C and overnight lows from 0.5°C to 1.2°C over the same span.
August is one of the cooler months of the year in Te Anau and one of the drier months, so plan for around 6°C daytime highs and 0.7°C at night.
Not quite — August is the 3rd coolest month in Te Anau, averaging 3.4°C.
For August in Te Anau, pack warm layers and a jacket for chilly mornings, with typical highs of 6°C and lows of 0.7°C. Bring an umbrella or light rain jacket too.
Relative humidity in August averages 93% — quite humid.
Average wind speed in August is 2.4 m/s. The windiest August on record averaged 3.2 m/s (1982).
The wettest August on record was 2024 with 311 mm. On average, August sees 148 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Te Anau behaves each August, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for August specifically, along with year-by-year records and how the month has changed over the decades.
