Gastouri Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Gastouri.
Climate overview of Gastouri
Gastouri, Ionian Islands, Greece, sees big temperature differences between seasons, with August peaking at 28°C (82°F) and January dropping to 14°C (57°F).
Rainfall is high, totalling around 1270 mm (50 in) per year. November is the wettest month and July the driest. The city also experiences a distinct dry season from May to August, with warm summers and mild winters. The most sunshine falls in July, with an average of 12.2 hours of daily sunshine.
Gastouri Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Gastouri - and find the best time to visit.
Monthly Temperature in Gastouri
Visitors to Gastouri can expect significant temperature changes throughout the year. Average maximum daytime temperatures range from a comfortable 28°C (82°F) in August, the warmest time of the year, to a moderate 14°C (57°F) during cooler months like January.
At night, you can expect temperatures ranging from 24°C (75°F) in August to around 10°C (50°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Gastouri
Gastouri is known for its substantial rainfall, with annual precipitation reaching 1270 mm (50 in). Significant seasonal changes in precipitation occur throughout the year. In the wettest month, November it receives heavy rainfall, averaging 232 mm (9.1 in) of precipitation, recorded across 14 rainy days. In contrast, the driest month July brings less rainfall, with 11 mm (0.4 in) over 4 rainy days. For more details, please visit our Gastouri Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Gastouri
Seasonal changes in sunshine hours are quite dramatic in Gastouri. While July receives considerable daily sunshine with up to 12.2 hours, December marks the darkest time of the year, where sunshine is scarce with only 3.7 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Water Temperature in Gastouri
The mean water temperature over the year ranges from 14°C (57°F) in January to 24°C (75°F) in August.
Water temperature over the year
Humidity in Gastouri by Month
The relative humidity is high throughout the year in Gastouri.
The city experiences its highest humidity in November, reaching 77%. In July, the humidity drops to its lowest level at 59%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Wind Speed in Gastouri
The mean wind speed varies between () and 1 m/s (2 knots) throughout the year. It is lowest in August and September and highest during January, February, March, April, May, June, July, October, November and December. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit Gastouri
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May, June, July and August
- Warmest weather: July and August
- Most sunshine: July
- Fewest rainy days: June, July and August
- Best for swimming: June, July, August, September and October.
- Seasonal pattern: A distinct dry season from May to August, with warm summers and mild winters
Frequently asked questions about the climate in Gastouri
What is the best time to visit Gastouri?
May, June, July and August typically offer the most optimal weather in Gastouri. In contrast, November and December tend to have less optimal conditions. Gastouri has a distinct dry season from May to August, with warm summers and mild winters.
What temperatures can I expect in Gastouri?
Daytime highs range from 14°C (57°F) in January to 28°C (82°F) in August. Nighttime lows range from 10°C (50°F) to 24°C (75°F). Temperatures vary considerably through the year.
How much rain does Gastouri get?
Annual rainfall is around 1270 mm (50 in). November is the wettest month with 232 mm (9.1 in), while July is the driest with 11 mm (0.4 in).
How sunny is Gastouri?
Gastouri receives around 2,550 hours of sunshine per year. July is the sunniest month with 365 hours, while December is the cloudiest with just 111 hours. Overall, Gastouri enjoys abundant sunshine.
Gastouri 3-Day Forecast
Gastouri on the map
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