All data are in degrees Fahrenheit

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Water temperature in Mirny

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

44.3

°F

February 9, 17:09

Trend:

stable

Yesterday:

44.2°F

Tomorrow:

44.1°F

Sunrise:

07:59

Sunset:

18:06

Day Length:

10 h. 7 min.

Mirny in February

Minimum:

45.4°F

Average:

48.7°F

Maximum:

51.2°F

Sea water temperature in Mirny today

As of now, in Mirny, the water temperature is 44.3°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 1.3°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 fall a bit.

Recent sea temperature and forecast

Today's water temperature slightly varies from the average of the past two weeks. It is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 47.4°F on 2021, while the historical minimum was 43.2°F on 2022.

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 43.9°F, the minimum temperature may reach 43.7°F, and the maximum might stay at 44.1°F.

Daily water temperature in Mirny

Date Current Year

actual* / forecast**

last year 10 years average
Jan 26 44.6°F 47.4°F 45.8°F
Jan 27 44.7°F 47.3°F 45.7°F
Jan 28 43.9°F 46.5°F 45.6°F
Jan 29 44.2°F 46.5°F 45.5°F
Jan 30 44.2°F 47.3°F 45.7°F
Jan 31 44.4°F 47.0°F 45.6°F
Feb 1 44.6°F 47.5°F 45.7°F
Feb 2 44.8°F 46.8°F 45.7°F
Feb 3 44.3°F 46.4°F 45.5°F
Feb 4 43.4°F 47.3°F 45.6°F
Feb 5 43.4°F 47.3°F 45.6°F
Feb 6 43.0°F 47.6°F 45.4°F
Feb 7 44.0°F 47.5°F 45.5°F
Feb 8 44.2°F 47.4°F 45.5°F
Feb 9 44.3°F 46.3°F 45.6°F
Feb 10 44.1°F 45.5°F 45.4°F
Feb 11 44.0°F 45.4°F 45.3°F
Feb 12 43.8°F 44.5°F 45.1°F
Feb 13 43.9°F 44.3°F 45.2°F
Feb 14 43.7°F 44.2°F 45.1°F
Feb 15 43.9°F 44.3°F 45.2°F
Feb 16 43.8°F 44.2°F 45.2°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 Mirny by month

In Mirny, the months July through August offer comfortable swimming conditions, which amounts to 78 swimming days.
The warmest water in Mirny was recorded on July 30, 2025, reaching a 81.2°F. While the coldest temperature occurred on March 6, 2025, dipping to 42.2°F. The average readings by season are 47.8°F in Winter, 52.3°F in Spring, 74.1°F in Summer, and 65.0°F in Autumn.