| Daily Extremes (Augusts 1984-2023) | Date | Record |
|---|---|---|
| Warmest (highest temperature) | 15 August 2009 | 20.1°C |
| Coldest (lowest temperature) | 29 August 1993 | -1.1°C |
| Wettest (highest 24 hour rainfall) | 18 August 2004 | 90.8 mm |
| Windiest (highest 24 hour wind run) | 17 August 2004 | 686.6 km |
| Calmest (lowest 24 hour wind run) | 12 August 2011 | 11.0 km |
| Monthly Extremes (Augusts 1984-2023) | Date | Record |
|---|---|---|
| Warmest (highest mean temperature) | 2022 | 11.5°C |
| Coldest (lowest mean temperature) | 1986 | 8.4°C |
| Wettest (highest rainfall) | 2004 | 302.6 mm |
| Driest (lowest rainfall) | 2005 | 45.5 mm |
| Windiest (highest mean daily wind run) | 2004 | 241.4 km/day |
| Calmest (lowest mean daily wind run) | 2012 | 102.6 km/day |
| Sunniest | 2009 | 199.2 hours |
| Cloudiest | 2022 | 96.3 hours |
| Augusts 1984-2023 | |
|---|---|
| Mean daily temperature | 10.0°C |
| Mean maximum daily temperature | 13.9°C |
| Mean minimum daily temperature | 6.2°C |
| Mean rainfall | 135 mm |
| Mean sunshine | 140 hours |
| Mean wind speed | 7.0 km/hr |
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Lower Hutt Weather statistics