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Alexandreia — Current Water Temperature, Annual Trends and Forecast

This page provides information on the current water temperature in Alexandreia, trends, monthly ranges and the forecast for the coming days.

Haliacmon River, Greece
Haliacmon River, Greece © By Λενιώ, CC BY-SA 4.0

Current Water Temperature

22.6°C
Today
22.2°C
Yesterday
22.3°C
A Week Ago
Get instant access to real-time water temperatures for this and all other locations with our iOS and Android apps.

Water Temperature in Alexandreia today is 22.6°C.

Water Temperature: Daily Trends, Historical Records, and Forecast

✅ As of today, the minimum water temperature ranges from 68°F (20°C) to 74°F (23°C). The water is warm and pleasant for swimming, and in this range, one can stay in the water for extended periods without the risk of hypothermia. This is the ideal temperature for relaxation, swimming, and water sports. Families with children, as well as outdoor enthusiasts, will enjoy swimming and time spent in the water. For most people, this is the optimal temperature for a comfortable beach experience. 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

From May 10 to June 10

Table of Daily Sea Temperature Data

Date Current Average Forecast
JUN 322.2°C26.0°C
JUN 422.1°C26.0°C
JUN 522.0°C26.0°C
JUN 622.0°C26.0°C
JUN 722.0°C26.0°C
JUN 822.2°C26.0°C
JUN 1022.6°C26.0°C
JUN 1126.0°C22.8°C
JUN 1226.0°C22.9°C
JUN 1326.0°C23.1°C
JUN 1426.0°C23.3°C
JUN 1526.0°C23.5°C
JUN 1626.0°C23.6°C
JUN 1726.0°C23.8°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
January5°C9°C11°C
February7°C10°C13°C
March8°C11°C14°C
April9°C13°C17°C
May13°C18°C22°C
June21°C26°C28°C
July19°C24°C28°C
August20°C25°C28°C
September18°C23°C27°C
October13°C17°C19°C
November9°C13°C16°C
December6°C11°C14°C

Alexandreia: Weather Forecast

June 9

° / °
slight rain showers
rain: 23% | wind:

June 10

° / °
slight rain showers
rain: 8% | wind:

June 11

° / °
fog
rain: 35% | wind:

June 12

° / °
overcast
rain: 10% | wind:

June 13

° / °
fog
rain: 10% | wind:

Location & Local Information

Alexandreia (Αλεξάνδρεια) in Central Macedonia sits near a small lake whose temperatures follow the region’s continental-Mediterranean climate. Typical surface water temperatures in winter are commonly in the range of about 4–10 °C (39–50 °F). In spring they usually rise to roughly 10–20 °C (50–68 °F) as air temperatures warm. Summer surface temperatures often reach about 20–27 °C (68–81 °F) on warm days, while autumn brings a cooling trend to approximately 12–18 °C (54–64 °F). These figures are approximate and can vary year to year with weather, depth, inflows, and wind-driven mixing; shallow areas warm and cool more rapidly than deeper sections.

Swimming in the lake is practiced at times by locals, but it is not always formally organized or supervised. Whether bathing is permitted depends on municipal regulations, current water quality, and the lake’s uses (e.g., irrigation, fisheries, or flood control), so access may be restricted for safety or environmental reasons. Water temperature affects comfort and safety—summer temperatures around or above 20 °C (68 °F) are generally comfortable for swimming, while cooler conditions increase hypothermia risk. Visitors should follow posted signs, check with local authorities about seasonal water quality and permitted activities, and take standard precautions if entering the water.

Nearby Locations

Frequently Asked Questions

What is the current water temperature in Alexandreia?
Water Temperature in Alexandreia today is 22.6°C.
What is the water temperature in Alexandreia during the summer months?
The water temperature in Alexandreia in summer fluctuates in the range of 19°C - 28°C.
Is it possible to swim in Alexandreia (Greece) in Haliacmon and what are the possibilities for this?
Swimming in the Haliacmon near Alexandreia is possible in some calm, shallow stretches and informal riverbank spots, but options are limited because water quality and currents vary and there are few official bathing facilities, so it’s best to check local conditions and consider nearby reservoirs or coastal beaches for more reliable swimming.