Kyeemag – current water temperature and swimming conditions

Water Temperature in Kyeemag: Daily Trends, Historical Records, and Forecast

✅ 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.

Water Temperature Over the Last 30 Days

Water temperatures in Kyeemag have been on a steady rise over the past month and have continued to climb over the last week.

According to our forecast, Sea water temperature in Kyeemag will be 22.6°C in the next 7 days. See the table below for daily data for the upcoming week.

Table of Daily Sea Temperature Data

Annual Water Temperature Overview by Month

Monthly Water Temp Ranges

30°C

25°C

20°C

15°C

10°c

5°C

0°C

Annual Water Temperature Trend

Kyeemagh sits along the northern edge of Botany Bay, with water influenced by both the open Tasman Sea and the sheltered bay environment. Sea temperatures follow the typical seasonal pattern for Sydney’s south coast. In summer, from December through March, the water usually ranges between 21–24 °C, which is comfortable for most swimmers without extra gear. Autumn brings a gradual cool-down to around 19–21 °C. Winter is the coldest time of year, with temperatures commonly sitting between 16–18 °C, while spring sees a steady rise back into the 18–20 °C range as conditions warm up again.