Bellevue water temp

This data the coastal Bellevue 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.

Current water temperature in Bellevue

Water temperature in Bellevue today is 60.8°F. Based on our historical data over a period of ten years, the warmest water in this day in Bellevue was recorded in 2020 and was 64.4°F, and the coldest was recorded in 2017 at 57.2°F. Water temperature in Bellevue is expected to drop to 57.9°F in the next 10 days. September average water temperature in Bellevue is 63.1°F, the minimum temperature is 55.4°F, and the maximum is 75.2°F.

The swimming season in Bellevue lasts only one month - August. During this month, Bellevue water temperature does not drop below 68°F and therefore suitable for comfortable swimming. The average water temperature in Bellevue in winter reaches 41.5°F, in spring 49.5°F, in summer the average temperature rises to 65.1°F, and in autumn it is 54.5°F.

Bellevue water temperature now

Current temperature and weather

Data in a table show Bellevue temperature today (September 23, 2025). For more information and forecast for a few days, go to the weather forecast Bellevue.

0-3 h	3-6 h	6-9 h	9-12 h
59.5°F	58.3°F	57.9°F	64.4°F

12-15 h	15-18 h	18-21 h	21-24 h
72.9°F	75.9°F	71.2°F	63.5°F

Bellevue water temperature by month

These figures shows the average, minimum and maximum monthly water temperature in Bellevue. 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 Bellevue 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

Chart monthly average water temperature in Bellevue

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Our report for Bellevue is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.