Zalău — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Zalău, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Zalău today is 19.3°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
⚠️ As of today, the minimum water temperature ranges from 65°F (18°C) to 68°F (20°C). This is already quite warm water, which is ideal for most people. Swimming becomes comfortable, and prolonged stays in the water do not cause discomfort. This temperature is perfect for family trips and for those who prefer warmer water. It is also comfortable for water sports such as surfing or swimming. 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 |
|---|---|---|---|
| JUN 3 | 17.6°C | 21.0°C | |
| JUN 4 | 17.4°C | 21.0°C | |
| JUN 5 | 17.5°C | 21.0°C | |
| JUN 6 | 18.0°C | 21.0°C | |
| JUN 7 | 18.8°C | 21.0°C | |
| JUN 8 | 19.0°C | 21.0°C | |
| JUN 10 | 19.3°C | 21.0°C | |
| JUN 11 | 21.0°C | 19.4°C | |
| JUN 12 | 21.0°C | 19.5°C | |
| JUN 13 | 21.0°C | 19.6°C | |
| JUN 14 | 21.0°C | 19.6°C | |
| JUN 15 | 21.0°C | 19.7°C | |
| JUN 16 | 21.0°C | 19.8°C | |
| JUN 17 | 21.0°C | 19.9°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 | 1°C | 6°C | 9°C |
| February | 1°C | 5°C | 9°C |
| March | 4°C | 8°C | 12°C |
| April | 7°C | 12°C | 16°C |
| May | 10°C | 16°C | 21°C |
| June | 16°C | 21°C | 26°C |
| July | 17°C | 22°C | 27°C |
| August | 17°C | 22°C | 27°C |
| September | 13°C | 18°C | 23°C |
| October | 10°C | 14°C | 17°C |
| November | 5°C | 9°C | 12°C |
| December | 2°C | 6°C | 9°C |
Zalău: Weather Forecast
June 9
June 10
June 11
June 12
June 13
Location & Local Information
Zalău, a city in north-western Romania, is crossed by small rivers such as the Zalău and nearby Crasna and is surrounded by a number of ponds, gravel pit lakes and small reservoirs. Water temperatures in these inland bodies follow a continental pattern: in winter surface waters commonly range from about 0 to 4 °C (32 to 39 °F) and can approach freezing in cold spells; spring sees a rise to roughly 6 to 14 °C (43 to 57 °F) as snowmelt and rains warm slowly; summer is when lakes and slow-moving stretches of river warm most, typically between 18 and 26 °C (64 to 79 °F), with shallow impoundments occasionally reaching the high 20s °C (around 77–82 °F) on hot days; autumn cooling returns temperatures to roughly 8 to 16 °C (46 to 61 °F).
Swimming in Zalău’s rivers and lakes is seasonally feasible but not universally recommended or formally regulated in the city itself. During warm months bathing may be physically comfortable when surface temperatures exceed about 20 °C (68 °F), yet local water quality, presence of currents, variable depths, and the absence of lifeguards or official bathing zones often limit safe or sanctioned swimming. Visitors and residents are advised to follow posted signs, use designated recreational sites where available, and consider water-quality information before entering.