This data the coastal Kelowna water temperature today, tomorrow and the upcoming days. Besides, you can also get information about the weather and surf forecast, as well as the data on sunrise / sunset and moonrise / moonset at a given point on any given day.
Water temperature in Kelowna today is 18°C. Based on our historical data over a period of ten years, the warmest water in this day in Kelowna was, like today, 18°C, and the coldest was recorded in 2020 at 15°C. Water temperature in Kelowna is expected to drop to 15.6°C in the next 10 days. September average water temperature in Kelowna is 18.4°C, the minimum temperature is 13°C, and the maximum is 26°C.
The swimming season in Kelowna lasts from July to August. During those months, Kelowna water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Kelowna in winter reaches 3.6°C, in spring 8.3°C, in summer the average temperature rises to 20.8°C, and in autumn it is 11.8°C.
26 September 2025 |
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today temp |
18°C |
25 September 2025 |
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yesterday temp |
18°C |
Data in a table show Kelowna temperature today (26 September 2025). For more information and forecast for a few days, go to the weather forecast Kelowna.
0-3 h | 3-6 h | 6-9 h | 9-12 h |
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13.8°C | 12.9°C | 12.3°C | 14.6°C |
12-15 h | 15-18 h | 18-21 h | 21-24 h |
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17.2°C | 18.5°C | 12.5°C | 10.8°C |
You may also be interested in other sections of our site for Kelowna: Sunrise and Sunset
These figures shows the average, minimum and maximum monthly water temperature in Kelowna. In addition to the table values, the graph below displays of changes average surface temperature during the year. Values are calculated based on the data over the past 10 years. Using them, you can check the water temperature in Kelowna on any day of this period that interests you. Click on the month link and you will see a table for each day, or alternatively you can view the temperature curve of the month and select 2 different years you want to compare, either in a table or as a curve
Month | Avr | Min | Max | |
---|---|---|---|---|
January | 3.6°C | 3°C | 6°C | cold |
Water temperature in Kelowna in January | ||||
February | 3.7°C | 3°C | 7°C | cold |
Water temperature in Kelowna in February | ||||
March | 4.8°C | 3°C | 9°C | cold |
Water temperature in Kelowna in March | ||||
April | 7.2°C | 4°C | 14°C | cold |
Water temperature in Kelowna in April | ||||
May | 12.9°C | 9°C | 22°C | cold |
Water temperature in Kelowna in May | ||||
June | 17°C | 12°C | 29°C | cold |
Water temperature in Kelowna in June | ||||
July | 22.2°C | 17°C | 30°C | warm |
Water temperature in Kelowna in July | ||||
August | 23.1°C | 17°C | 29°C | warm |
Water temperature in Kelowna in August | ||||
September | 18.4°C | 13°C | 26°C | cold |
Water temperature in Kelowna in September | ||||
October | 12.4°C | 3°C | 20°C | cold |
Water temperature in Kelowna in October | ||||
November | 4.7°C | 3°C | 9°C | cold |
Water temperature in Kelowna in November | ||||
December | 3.5°C | 3°C | 8°C | cold |
Water temperature in Kelowna in December |