All data are in degrees Fahrenheit

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Water temperature in Clearwater

Detailed information about the current water temperature in Clearwater. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.
Sea temperature in Clearwater now

82.0

°F

September 18, 11:00

Trend:

stable

Yesterday:

81.9°F

Tomorrow:

82.0°F

Sunrise:

07:18

Sunset:

19:33

Day Length:

12 h. 15 min.

Clearwater in September

Minimum:

58.9°F

Average:

63.9°F

Maximum:

67.9°F

Sea water temperature in Clearwater today

As of now, in Clearwater, the water temperature is 82.0°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 3.3°F lower than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to stay about the same.

Recent sea temperature and forecast

Today's water temperature is considerably lower than the average registered over the last two weeks, indicating a slight cooling trend. It is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 87.3°F on 2018, while the historical minimum was 83.8°F on 2017.

Over the last two weeks, the water temperature has stayed slightly lower than historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 81.4°F, the minimum temperature may reach 80.9°F, and the maximum might stay at 82.0°F.

Daily water temperature in Clearwater

Date Current Year

actual* / forecast**

last year 10 years average
Sep 4 84.7°F 86.5°F 85.4°F
Sep 5 84.4°F 86.1°F 85.4°F
Sep 6 84.4°F 85.9°F 85.5°F
Sep 7 84.7°F 85.8°F 85.6°F
Sep 8 85.3°F 86.9°F 85.9°F
Sep 9 84.5°F 87.1°F 85.8°F
Sep 10 84.5°F 86.9°F 85.8°F
Sep 11 84.4°F 86.7°F 85.8°F
Sep 12 85.0°F 86.8°F 85.7°F
Sep 13 84.8°F 86.6°F 85.4°F
Sep 14 83.2°F 87.1°F 85.1°F
Sep 15 82.7°F 86.5°F 85.0°F
Sep 16 82.0°F 86.5°F 85.0°F
Sep 17 81.9°F 86.2°F 84.9°F
Sep 18 82.0°F 86.6°F 85.3°F
Sep 19 82.0°F 86.8°F 85.3°F
Sep 20 81.7°F 86.8°F 85.0°F
Sep 21 81.4°F 86.6°F 84.7°F
Sep 22 81.3°F 86.3°F 84.6°F
Sep 23 81.2°F 86.1°F 84.5°F
Sep 24 81.2°F 86.1°F 84.5°F
Sep 25 80.9°F 85.8°F 84.2°F

* actual - actual temperature values

** forecast - projected values for the next week

Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.

Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.

Sea water temperature in Clearwater by month

In Clearwater, the months April through October offer comfortable swimming conditions, which amounts to 228 swimming days.
The warmest water in Clearwater was recorded on August 12, 2023, reaching a 91.9°F. While the coldest temperature occurred on January 26, 2025, dipping to 51.1°F. The average readings by season are 64.7°F in Winter, 74.9°F in Spring, 86.3°F in Summer, and 79.2°F in Autumn.