Ume River — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in the Ume River, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in the Ume River today is 1.9°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
❌ As of today, the minimum water temperature ranges less than 41°F (5°C). Such water is extremely cold and not recommended for swimming without proper preparation. In these conditions, the risk of hypothermia is very high, and prolonged exposure to the water can be hazardous to your health. If you decide to swim, it is important to have the appropriate gear, such as a wetsuit. Typically, only experienced swimmers or those who practice winter swimming venture into such waters. It is important to note that these swimming tips and recommendations apply only in good weather. When the air temperature is below 68°F (20°C), and sometimes even below 77°F (25°C), swimming can be unpleasant even with relatively high water temperatures.
Water Temperature Chart Over the Last 30 Days
Table of Daily Sea Temperature Data
| Date | Current | Average | Forecast |
|---|---|---|---|
| APR 11 | 0.9°C | 1.0°C | |
| APR 12 | 1.0°C | 1.0°C | |
| APR 13 | 1.0°C | 1.0°C | |
| APR 14 | 1.1°C | 1.0°C | |
| APR 15 | 1.2°C | 1.0°C | |
| APR 16 | 1.4°C | 1.0°C | |
| APR 17 | 1.5°C | 1.0°C | |
| APR 19 | 1.0°C | 1.9°C | |
| APR 20 | 1.0°C | 1.8°C | |
| APR 21 | 1.0°C | 1.8°C | |
| APR 22 | 1.0°C | 1.7°C | |
| APR 23 | 1.0°C | 1.7°C | |
| APR 24 | 1.0°C | 1.6°C | |
| APR 25 | 1.0°C | 1.6°C |
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast
Actual nearshore water temperatures may fluctuate by several degrees from the reported values, especially following heavy rainfall or extended periods of strong winds. Certain wind patterns can cause colder, deeper waters to rise and replace the sun-warmed surface water, leading to noticeable variations.
Our forecast is based on a proprietary mathematical model that considers real-time water temperature changes, historical trends, key weather patterns, wind strength and direction, and air temperature specific to each region. Additionally, we incorporate data from other resorts to enhance accuracy.
Monthly Water Temperature Range (Min, Max & Average)
| Month | Min | Avg | Max |
|---|---|---|---|
| January | 0°C | 1°C | 4°C |
| February | 0°C | 1°C | 4°C |
| March | 0°C | 1°C | 4°C |
| April | 0°C | 1°C | 4°C |
| May | 2°C | 7°C | 11°C |
| June | 9°C | 14°C | 18°C |
| July | 12°C | 17°C | 21°C |
| August | 10°C | 15°C | 19°C |
| September | 7°C | 11°C | 16°C |
| October | 3°C | 7°C | 9°C |
| November | 0°C | 2°C | 5°C |
| December | 0°C | 1°C | 4°C |
Ume River: Water Temperature by Location
Ume River: Weather Forecast
April 18
April 19
April 20
April 21
April 22
Location & Local Information
Source Överuman
• coordinates 66°06′N 14°47′E
• elevation 525 m (1,722 ft)
Mouth Kvarken
• location Umeå, Västerbotten, Sweden
• coordinates 63°43′N 20°20′E
• elevation 0 m (0 ft)
Length 470 km (290 mi)
Umeälven, the Ume River in Västerbotten County, typically runs cold for much of the year because it is a northerly, snow‑fed and partly regulated river. Seasonal surface temperatures commonly range from about 0–6 °C (32–43 °F) in spring during snowmelt, rise to roughly 12–20 °C (54–68 °F) in summer with sheltered shallow bays occasionally reaching around 22 °C (72 °F) in heat spells, cool to approximately 6–12 °C (43–54 °F) in autumn, and drop again toward 0–2 °C (32–36 °F) in winter when ice forms on many stretches. Temperature can vary locally with depth, current and proximity to dam outflows; water released from reservoirs is often colder than surface temperatures downstream.
Swimming in Umeälven is not generally prohibited, and people do bathe in appropriate locations during the warmer months, but it carries notable risks. Strong currents, sudden depth changes, cold shock from low temperatures, and variable flows caused by hydropower releases make many stretches unsafe for casual swimming; ice cover in winter precludes normal bathing. Local beaches or designated spots in and near towns are safer options, and regional authorities or municipalities may post advisories or restrictions. For safe swimming, heed local information, avoid areas near turbines and outflows, and use flotation aids if necessary.