Gisborne Region – Water Temperature Overview
Gisborne Region features a coastline as well as numerous rivers and inland lakes. Water temperatures vary significantly by season and location, influencing swimming conditions across coastal and inland areas.
Current Sea Water Temperature
It’s important to note that these swimming tips and recommendations apply only in settled weather. When air temperatures drop below 20°C — and sometimes even below 25°C — swimming can feel uncomfortable, even when water temperatures are relatively high.
Sea Temperature Trends
Over the past month, the sea water temperature has remained largely unchanged. Overall, the sea water temperature is within the range expected based on historical data for this month.
Water Temperature and Swimming Conditions by Month
| Month | Min | Avg | Max |
|---|---|---|---|
| January | 17°C | 20°C | 22°C |
| February | 17°C | 20°C | 23°C |
| March | 18°C | 20°C | 21°C |
| April | 17°C | 19°C | 21°C |
| May | 15°C | 17°C | 19°C |
| June | 14°C | 16°C | 17°C |
| July | 12°C | 14°C | 16°C |
| August | 12°C | 14°C | 16°C |
| September | 12°C | 15°C | 17°C |
| October | 12°C | 15°C | 18°C |
| November | 14°C | 17°C | 19°C |
| December | 15°C | 18°C | 21°C |
Most Viewed Sea Places in the Gisborne Region
Current Water Temperature in Lakes and Rivers
About the Region & Location Map
The Gisborne Region, set along the eastern edge of the North Island, is known for its sunny climate and relatively warm Pacific waters. During summer, from December to February, coastal sea temperatures typically range between 19°C and 23°C, with February often feeling the warmest. These conditions are generally very comfortable for swimming, and locals make the most of the long beaches and surf breaks. In winter, the sea usually cools to around 14°C to 16°C. While that feels fresh, swimming is still allowed year-round, and on calm, clear days some people continue to enjoy a dip, especially with a wetsuit. As with much of the east coast, it’s important to be mindful of surf conditions and occasional rip currents.
Inland, Gisborne’s rivers and small lakes warm quickly through summer. Freshwater temperatures can reach 18°C to 22°C in settled weather, making swimming holes popular on hot afternoons. During winter, these waters often drop to between 9°C and 14°C, depending on rainfall and river flow. Swimming is generally permitted in rivers and lakes provided water quality is suitable and there are no health advisories, as heavy rain can temporarily affect clarity and safety. Overall, Gisborne offers favourable water temperatures for swimming across much of the year, particularly in the peak of summer.