Agia Ermioni Weather in December

December in Agia Ermioni brings moderate temperatures, with daytime highs of 16°C (61°F) and nights around 11°C (52°F). It's also the wettest month of the year, so an umbrella is a must.

Rainfall in Agia Ermioni in December

Expect frequent showers this month, so make sure to have an umbrella to keep yourself dry. Historically, December sees about 12 days of rain, with a monthly average of 122 mm (4.8 in). When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Agia Ermioni in December

In December, Agia Ermioni sees moderate temperatures, with highs of 16°C (61°F). Nights drop to around 11°C (52°F). During December, the winter season is in full swing. The difference between afternoon and evening temperatures is usually noticeable. With lows of 11°C (52°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

Average water temperature in December

The water temperature is 17°C (63°F), chilly, but perfectly fine for a swim if you're not too sensitive to cold water. A short wetsuit can make longer sessions more comfortable.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Agia Ermioni. Our weather planner can help you explore destinations with more pleasant weather conditions.