Port Macquarie Region – Water Temperature Overview
This page provides information on Port Macquarie Region locations where sea water temperature data is available, including current conditions, monthly ranges and historical records.
Current Water Temperature
The current water temperature in the Port Macquarie Region today is within the range of 21-26°C. Thus, the average water temperature is about 23°C. Water in this range is comfortably warm and widely considered ideal for swimming. Most people can stay in the water for a long time without feeling cold. It works well for families, recreational swimming, and active water sports such as swimming, surfing, and paddleboarding.
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 | 20°C | 24°C | 27°C |
| February | 21°C | 25°C | 29°C |
| March | 20°C | 24°C | 28°C |
| April | 21°C | 24°C | 27°C |
| May | 19°C | 22°C | 25°C |
| June | 17°C | 21°C | 24°C |
| July | 16°C | 20°C | 23°C |
| August | 16°C | 20°C | 23°C |
| September | 16°C | 20°C | 23°C |
| October | 16°C | 20°C | 24°C |
| November | 18°C | 22°C | 25°C |
| December | 18°C | 23°C | 27°C |
Port Macquarie is a premier coastal destination on the Mid North Coast of New South Wales, boasting some of the most inviting swimming conditions in the state. The region benefits from a subtropical climate and the influence of the East Australian Current, which ensures that sea water temperatures remains relatively mild throughout the year. During the height of summer in February, the ocean reaches its peak warmth, typically ranging between 23°C and 26°C, making it ideal for long sessions in the surf. Even in the middle of winter around August, the water temperature rarely dips below 18°C or 19°C. While many locals continue to swim year-round, casual visitors might prefer a steamer or a shorty wetsuit during these cooler months to stay comfortable against the fresh southerly breezes.
Swimming Conditions
Swimming is permitted and highly popular at numerous locations across the town, including Town Beach, Flynns Beach, and Lighthouse Beach. These spots are chosen for their accessibility and beauty, but swimming is strictly recommended only at patrolled beaches where professional lifeguards and volunteer lifesavers are on duty. The primary reason for this guidance is the presence of powerful rip currents and shifting sandbars, which can pose significant risks to those who are not familiar with the local conditions. To ensure safety, swimmers are always advised to stay between the red and yellow flags, which mark the zones monitored for hazards. Additionally, while the water is generally pristine, it is best to wait a day or two after heavy rainfall before heading back into the surf to allow any stormwater runoff to clear.