Isthmia Weather and Climate: A Comprehensive Guide
The climate in Isthmia is marked by big temperature swings throughout the year.
Temperatures range from very warm during the warmest months
to mild in the cooler months.
It typically sees modest rainfall throughout the year.
Now, let’s break down all the climate details for a clearer picture.
Average maximum day and minimum night temperature
In Isthmia, temperatures differ significantly between summer and winter months. Average daytime temperatures reach a very warm 32°C in July. In January, the coolest month of the year, temperatures drop to a moderate 13°C.
At night, you can expect cooler temperatures, with averages dropping to around 7°C during this month. Check out our detailed temperature page for more information.Temperature ranges by month
Precipitation and rainy days
Isthmia typically sees modest rainfall throughout the year, with an average annual precipitation of 403 mm. Isthmia can be quite wet during December, receiving approximately 62 mm of precipitation over 11 rainy days. In contrast August, experiences much drier conditions, with 4 mm of rainfall, spread across 2 rainy days. For more details, please visit our Isthmia Precipitation page.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
Isthmia can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 12.1 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 4.2 hours of sunlight per day. Visit our detailed sunshine hours page for more information.Monthly hours of sunshine
Daily hours of sunshine
Average humidity
The relative humidity is high throughout the year in Isthmia.
The city experiences its highest humidity in November, reaching 73%. In July, the humidity drops to its lowest level at 43%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
broken clouds and rain overcast and no rain broken clouds and small chance of slight rainForecast for Isthmia
3 m/s
2 m/s
5 m/s
Select a Month of Interest
Check the conditions for any month of the year.
The best time of year to visit Isthmia in Greece
During the months of May and October you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.Other facts from our historical weather data:
Yes, the months of June, July and August are very dry.
July has an average maximum temperature of 32°C and is the warmest month of the year.
The coldest month is January with an average maximum temperature of 13°C.
December tops the wettest month list with 62 mm of rainfall.
August is the driest month with 4 mm of precipitation.
July is the sunniest month with an average of 364 hours of sunshine.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
