What is the current water temperature in Ruhnu?

Q: What is the current water temperature in Ruhnu?

As of now, in Ruhnu, the water temperature is 8.34°C. 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.

Estonia > Ruhnu

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.

47.0

°F

November 21, 15:33

Trend:

decreasing

Yesterday:

47.6°F

Tomorrow:

46.8°F

Sunrise:

08:27

Sunset:

15:59

Day Length:

7 h. 32 min.

Ruhnu in November

Minimum:

36.2°F

Average:

37.5°F

Maximum:

40.2°F

Sea water temperature in Ruhnu today

As of now, in Ruhnu, the water temperature is 47.0°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 0.5°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 fall a bit.

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 also falls within the range of the average temperature recorded for this date, suggesting a consistent weather trend. The maximum temperature recorded for this date was 49.4°F on 2020, while the historical minimum was 44.0°F on 2016.

latest data

last year

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 46.0°F, the minimum temperature may reach 45.4°F, and the maximum might stay at 46.8°F.

Daily water temperature in Ruhnu

Date	Current Year actual* / forecast**	last year	10 years average
Nov 7	48.8°F	48.1°F	48.7°F
Nov 8	48.8°F	48.5°F	48.6°F
Nov 9	48.9°F	48.1°F	48.6°F
Nov 10	48.6°F	47.7°F	48.3°F
Nov 11	48.5°F	47.5°F	48.2°F
Nov 12	48.4°F	47.1°F	48.1°F
Nov 13	48.2°F	46.8°F	47.9°F
Nov 14	47.9°F	47.8°F	47.6°F
Nov 15	48.1°F	47.3°F	47.7°F
Nov 16	47.0°F	47.4°F	47.2°F
Nov 17	47.7°F	47.0°F	47.2°F
Nov 18	47.7°F	46.6°F	47.1°F
Nov 19	47.4°F	46.4°F	47.0°F
Nov 20	47.6°F	46.4°F	47.0°F
Nov 21	47.0°F	45.9°F	46.5°F
Nov 22	46.8°F	45.6°F	46.3°F
Nov 23	46.2°F	45.2°F	45.7°F
Nov 24	46.1°F	45.4°F	45.7°F
Nov 25	46.2°F	45.2°F	45.7°F
Nov 26	45.6°F	44.8°F	45.2°F
Nov 27	45.6°F	44.2°F	45.1°F
Nov 28	45.4°F	44.2°F	44.9°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 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 3, 2014, dipping to 32.0°F. The average readings by season are 37.5°F in Winter, 39.4°F in Spring, 63.6°F in Summer, and 54.4°F in Autumn.