All data are in degrees Fahrenheit

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Water temperature in Ruhnu

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

48.8

°F

November 14, 11:27

Trend:

increasing

Yesterday:

48.3°F

Tomorrow:

48.9°F

Sunrise:

08:09

Sunset:

16:13

Day Length:

8 h. 4 min.

Ruhnu in November

Minimum:

36.2°F

Average:

37.6°F

Maximum:

40.2°F

Sea water temperature in Ruhnu today

As of now, in Ruhnu, the water temperature is 48.8°F. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration. Today's reading is 1.1°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a slight increase in temperature. This indicates a warming trend over the past day. 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 maximum temperature for this date. The maximum temperature recorded for this date was 49.6°F on 2020, while the historical minimum was 44.4°F on 2016.

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 48.3°F, the minimum temperature may reach 47.8°F, and the maximum might stay at 48.9°F.

Daily water temperature in Ruhnu

Date Current Year

actual* / forecast**

last year 10 years average
Oct 31 51.2°F 52.5°F 50.6°F
Nov 1 51.0°F 51.8°F 50.2°F
Nov 2 50.3°F 52.0°F 50.1°F
Nov 3 49.7°F 51.0°F 49.8°F
Nov 4 51.0°F 51.2°F 49.8°F
Nov 5 51.0°F 49.7°F 49.6°F
Nov 6 50.8°F 49.6°F 49.3°F
Nov 7 50.4°F 48.8°F 49.0°F
Nov 8 50.5°F 48.8°F 48.9°F
Nov 9 50.1°F 48.8°F 48.9°F
Nov 10 49.6°F 48.4°F 48.5°F
Nov 11 49.2°F 48.4°F 48.4°F
Nov 12 48.7°F 48.2°F 48.2°F
Nov 13 48.3°F 47.9°F 48.0°F
Nov 14 48.8°F 47.7°F 47.7°F
Nov 15 48.9°F 48.1°F 47.8°F
Nov 16 48.4°F 47.0°F 47.3°F
Nov 17 48.4°F 47.7°F 47.2°F
Nov 18 48.4°F 47.7°F 47.2°F
Nov 19 48.3°F 47.4°F 47.2°F
Nov 20 48.2°F 47.6°F 47.1°F
Nov 21 47.8°F 47.0°F 46.7°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 Ruhnu by month

In an average year, Ruhnu offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Ruhnu was recorded on July 17, 2021, reaching a 77.4°F. While the coldest temperature occurred on February 20, 2021, dipping to 32.0°F. The average readings by season are 37.7°F in Winter, 39.5°F in Spring, 63.4°F in Summer, and 54.6°F in Autumn.