What is the current water temperature in Raahe?

Q: What is the current water temperature in Raahe?

As of now, in Raahe, the water temperature is 3.81°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.

Finland > Raahe

Water temperature in Raahe

Detailed information about the current water temperature in Raahe. 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.

38.9

°F

May 20, 18:43

Trend:

increasing

Yesterday:

37.2°F

Tomorrow:

39.8°F

Sunrise:

03:45

Sunset:

22:53

Day Length:

19 h. 8 min.

Raahe in May

Minimum:

32.0°F

Average:

32.3°F

Maximum:

33.2°F

Sea water temperature in Raahe today

As of now, in Raahe, the water temperature is 38.9°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. Since yesterday, there was a noticeable increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to rise considerably.

Recent sea temperature and forecast

Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming 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 42.6°F on 2024, while the historical minimum was 33.7°F on 2022.

latest data

last year

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the maximum recorded over the past years. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 42.1°F, with minimum temperature starting at 39.8°F, while the maximum might reach 44.6°F.

Daily water temperature in Raahe

Date	Current Year actual* / forecast**	last year	10 years average
May 6	38.6°F	33.0°F	34.0°F
May 7	37.7°F	32.9°F	34.2°F
May 8	37.4°F	32.8°F	34.4°F
May 9	36.9°F	32.6°F	34.4°F
May 10	36.4°F	33.1°F	34.8°F
May 11	36.5°F	33.0°F	34.7°F
May 12	36.6°F	33.4°F	35.2°F
May 13	36.6°F	32.7°F	35.0°F
May 14	37.2°F	32.8°F	35.0°F
May 15	37.8°F	33.0°F	35.5°F
May 16	36.7°F	34.6°F	36.0°F
May 17	37.0°F	34.7°F	36.1°F
May 18	37.7°F	36.5°F	37.1°F
May 19	37.2°F	38.8°F	37.8°F
May 20	38.9°F	38.3°F	38.4°F
May 21	39.8°F	40.9°F	39.3°F
May 22	40.5°F	41.9°F	40.0°F
May 23	41.5°F	42.8°F	41.0°F
May 24	42.1°F	41.8°F	41.6°F
May 25	42.6°F	41.9°F	42.1°F
May 26	43.6°F	42.2°F	43.1°F
May 27	44.6°F	43.1°F	44.1°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 Raahe by month

In an average year, Raahe offers no days when the water temperature is warm enough to swim comfortably.

The warmest water in Raahe was recorded on August 3, 2025, reaching a 72.3°F. While the coldest temperature occurred on January 1, 2022, dipping to 32.0°F. The average readings by season are 32.8°F in Winter, 34.2°F in Spring, 59.3°F in Summer, and 47.1°F in Autumn.