Isthmia Weather in December

During December, Isthmia experiences moderate daytime temperatures of 14°C (57°F) and cooler nights around 8°C (46°F). As the wettest month of the year, and part of the winter season, expect frequent rainfall.

Rainfall in Isthmia in December

An umbrella might come in handy since it is the wettest month of the year. Rain is expected on roughly 11 days, totalling around 62 mm (2.4 in) for the month. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.

Temperature in Isthmia in December

If you're visiting Isthmia in December, expect highs of 14°C (57°F) and overnight lows around 8°C (46°F). December is part of winter. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. Nights fall to 8°C (46°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.

Sunshine in Isthmia in December

With about 127 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.

If your ideal day consists of dry skies and pleasant temperatures, April, May, June, September and October typically offer the best circumstances for Isthmia.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Greece, check out our Isthmia's climate page.

Isthmia Temperature in December

Min Temperature 8°C (46°F)  

Max Temperature 14°C (57°F)  

Chance of Rain 38%  

Precipitation 62 mm (2.4 in)  

Rainy days 11 days  

Humidity 73% *  

Sunshine 127 hours *  

Percentage Sunshine *  

* Data from: Athens, Greece (64 KM, 39 Miles).

What to Wear in Isthmia in December

The weather can be unpredictable in December, so pack clothes you can easily mix and match. You could bring jeans, other long pants, and a few t-shirts. A light jacket or light sweater will be pleasant for the cooler moments. Rain is likely on several days, so bring a good rain jacket. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Isthmia in December

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

5/10

Cycling

6/10

Walking

6/10

Camping

4/10

Outdoor sports

10/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Greece, check out our Isthmia's climate page.

More climate data for Isthmia

Temperature Rainfall Sunshine Humidity

See the full Isthmia climate overview or explore weather in Greece.