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Arta — Current Water Temperature, Annual Trends and Forecast

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

Arachthos River, Greece
Arachthos River, Greece © By dpgr.gr, CC BY 2.5

Current Water Temperature

23.3°C
Today
23.4°C
Yesterday
24.1°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 Arta today is 23.3°C.

Water Temperature: Daily Trends, Historical Records, and Forecast

✅ As of today, the minimum water temperature ranges from 75°F (23°C) to 79°F (26°C). This is a very comfortable temperature for swimming, and many people can enjoy prolonged stays in the water without feeling cold. The water is pleasantly warm, making it ideal for relaxation and water sports. This temperature range is particularly popular among tourists, as it combines comfort and safety for health. 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 August 20 to September 20

Table of Daily Sea Temperature Data

Date Current Average Forecast
SEP 1324.1°C22.7°C
SEP 1424.0°C22.7°C
SEP 1523.8°C22.7°C
SEP 1623.7°C22.7°C
SEP 1723.9°C22.7°C
SEP 1823.5°C22.7°C
SEP 1923.4°C22.7°C
SEP 2023.2°C22.7°C
SEP 2122.7°C23.3°C
SEP 2222.7°C23.2°C
SEP 2322.7°C23.2°C
SEP 2422.7°C23.2°C
SEP 2522.7°C23.2°C
SEP 2622.7°C23.1°C
SEP 2722.7°C23.1°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
January6°C9°C12°C
February6°C9°C12°C
March9°C12°C15°C
April9°C13°C17°C
May10°C15°C21°C
June16°C20°C25°C
July18°C23°C28°C
August18°C23°C29°C
September18°C23°C28°C
October14°C18°C20°C
November11°C15°C18°C
December8°C11°C14°C

Arta: Weather Forecast

September 21

° / °
overcast
rain: 3% | wind:

September 22

° / °
slight rain showers
rain: 38% | wind:

September 23

° / °
partly cloudy
rain: 3% | wind:

September 24

° / °
overcast
rain: 1% | wind:

September 25

° / °
slight thunderstorm
rain: 47% | wind:

September 26

° / °
slight thunderstorm
rain: 57% | wind:

Location & Local Information

Arta sits on the Arachthos River close to the sheltered Ambracian (Amvrakikos) Gulf and several small reservoirs and wetlands. Surface water temperatures in these inland and coastal waters follow a clear seasonal pattern: in winter waters commonly range from about 8–12 °C (46–54 °F), in spring they warm to roughly 12–18 °C (54–64 °F), in summer surface temperatures typically reach about 22–26 °C (72–79 °F), and in autumn they fall back toward 16–22 °C (61–72 °F). Exact values vary with the specific site — shallow lagoons and sheltered bays warm faster than deeper reservoirs or flowing river channels — and from year to year depending on weather.

Swimming is possible and practiced in many places around Arta, especially in the Ambracian Gulf and popular river spots during the warm months, when temperatures are comfortable for bathing. However, not every body of water is open to swimmers: some reservoirs and managed water sources may prohibit bathing for safety, water-management or drinking-water protection reasons, and certain wetland areas are environmentally protected. Visitors should follow local signs and guidance, be mindful of currents in river channels, and consider water quality reports before entering the water.

Nearby Locations

Frequently Asked Questions

What is the current water temperature in Arta?
Water Temperature in Arta today is 23.3°C.
What is the water temperature in Arta during the summer months?
The water temperature in Arta in summer fluctuates in the range of 16°C - 29°C.
Is it possible to swim in Arta (Greece) in Arachthos and what are the possibilities for this?
Yes, you can swim in the Arachthos area around Arta in several ways—calmer stretches of the river, the Pournari reservoir, natural pools and gorges, and nearby coastal beaches on the Ambracian Gulf—though conditions, water quality and access vary seasonally and some spots have strong currents or restrictions, so follow local guidance.