Average monthly water temperature in Winchester, the United Kingdom
On this page you find the mean water temperature over the year in Winchester (Hampshire), the United Kingdom. Take a closer look at the water temperature patterns and what they mean for swimming and recreation.
Water in Winchester maintains a consistently cool profile. The warmest month, September, has an average temperature of 17°C (63°F).
The coldest water temperature month is March, averaging 9°C (48°F). These conditions are ideal for enjoying peaceful, less crowded water activities.
Winchester Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Winchester - and find the best time to visit.
Winchester 3-Day Forecast
Temperature Rainfall Sunshine Humidity Water Temp
See the full Winchester climate overview or explore weather in the United Kingdom.
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