All data are in degrees Fahrenheit

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Water temperature in Surabaya

Detailed information about the current water temperature in Surabaya. 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 Surabaya now

87.3

°F

October 19, 03:06

Trend:

stable

Yesterday:

87.3°F

Tomorrow:

87.3°F

Sunrise:

05:06

Sunset:

17:23

Day Length:

12 h. 17 min.

Surabaya in October

Minimum:

83.6°F

Average:

85.7°F

Maximum:

87.2°F

Sea water temperature in Surabaya today

As of now, in Surabaya, the water temperature is 87.3°F. Swimming in water of this temperature is considered highly warm and would be enjoyable for everyone. At this temperature, you can comfortably engage in water-based activities for extended periods without experiencing discomfort. Today's reading is 1.6°F higher 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

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 86.8°F on 2021, while the historical minimum was 84.0°F on 2015.

Observations from the last two weeks indicate that the water temperature was in proximity to the highest values recorded on those days in the past. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 87.3°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Surabaya

Date Current Year

actual* / forecast**

last year 10 years average
Oct 5 86.4°F 86.2°F 85.2°F
Oct 6 86.8°F 86.1°F 85.2°F
Oct 7 86.9°F 87.1°F 85.2°F
Oct 8 87.0°F 86.6°F 85.1°F
Oct 9 86.7°F 86.2°F 85.2°F
Oct 10 87.0°F 86.7°F 85.2°F
Oct 11 86.6°F 87.2°F 85.3°F
Oct 12 86.8°F 87.3°F 85.4°F
Oct 13 86.9°F 87.0°F 85.6°F
Oct 14 87.4°F 86.1°F 85.6°F
Oct 15 87.6°F 86.1°F 85.7°F
Oct 16 87.5°F 86.1°F 85.9°F
Oct 17 87.7°F 85.5°F 85.9°F
Oct 18 87.3°F 85.4°F 85.7°F
Oct 19 87.3°F 85.6°F 85.7°F
Oct 20 87.3°F 86.3°F 85.7°F
Oct 21 87.4°F 86.3°F 85.8°F
Oct 22 87.2°F 86.1°F 85.6°F
Oct 23 87.3°F 86.6°F 85.7°F
Oct 24 87.3°F 86.1°F 85.7°F
Oct 25 87.4°F 87.2°F 85.8°F
Oct 26 87.5°F 87.3°F 85.9°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 Surabaya by month

In Surabaya, the water temperature is comfortable for swimming all year round.
The warmest water in Surabaya was recorded on November 20, 2023, reaching a 89.8°F. While the coldest temperature occurred on August 7, 2018, dipping to 80.9°F. The average readings by season are 85.1°F in Winter, 85.8°F in Spring, 83.7°F in Summer, and 85.5°F in Autumn.