What is the current water temperature in Riga?

Q: What is the current water temperature in Riga?

As of now, in Riga, the water temperature is 5.8°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.

Latvia > Riga

Water temperature in Riga

Detailed information about the current water temperature in Riga. 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.

42.4

°F

April 18, 19:39

Trend:

increasing

Yesterday:

39.9°F

Tomorrow:

42.6°F

Sunrise:

06:09

Sunset:

20:38

Day Length:

14 h. 29 min.

Riga in April

Minimum:

33.5°F

Average:

36.8°F

Maximum:

39.4°F

Sea water temperature in Riga today

As of now, in Riga, the water temperature is 42.4°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 2.5°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 a bit.

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 is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 43.7°F on 2025, while the historical minimum was 35.5°F on 2021.

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 suggests a gradual increase. The average temperature is expected to rise up to 44.3°F, with minimum temperature starting at 42.6°F, while the maximum might reach 45.4°F.

Daily water temperature in Riga

Date	Current Year actual* / forecast**	last year	10 years average
Apr 4	37.3°F	42.9°F	36.8°F
Apr 5	36.6°F	42.6°F	37.1°F
Apr 6	38.4°F	40.7°F	37.4°F
Apr 7	36.8°F	37.2°F	37.3°F
Apr 8	37.7°F	37.6°F	37.6°F
Apr 9	39.0°F	36.6°F	37.9°F
Apr 10	37.5°F	37.3°F	37.6°F
Apr 11	38.5°F	37.3°F	38.4°F
Apr 12	38.7°F	38.1°F	39.0°F
Apr 13	40.3°F	37.7°F	39.0°F
Apr 14	40.0°F	40.2°F	39.0°F
Apr 15	41.8°F	40.2°F	38.9°F
Apr 16	42.1°F	42.7°F	39.6°F
Apr 17	39.9°F	41.4°F	39.5°F
Apr 18	42.4°F	43.7°F	40.0°F
Apr 19	42.6°F	42.2°F	40.1°F
Apr 20	43.4°F	43.6°F	41.0°F
Apr 21	44.2°F	45.2°F	41.7°F
Apr 22	44.9°F	44.4°F	42.4°F
Apr 23	45.1°F	44.9°F	42.6°F
Apr 24	45.4°F	43.8°F	43.0°F
Apr 25	44.9°F	45.0°F	42.4°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 Riga by month

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

The warmest water in Riga was recorded on July 17, 2021, reaching a 74.8°F. While the coldest temperature occurred on January 19, 2017, dipping to 32.0°F. The average readings by season are 35.9°F in Winter, 41.3°F in Spring, 64.6°F in Summer, and 53.4°F in Autumn.