Thermo Weather & Climate: Best Time to Visit

Average temperatures, rainfall, sunshine and the best time to visit Thermo.

Climate overview of Thermo

Temperatures in Thermo, Central Greece, Greece, vary greatly throughout the year. August is the hottest month at 31°C (88°F), while January is the coldest at 11°C (52°F).

The city receives considerable rainfall, with around 1135 mm (45 in) annually. December is the wettest month. It has a distinct dry season from July to August. July is the sunniest month, averaging 11.9 hours of sunshine per day.

Thermo Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Thermo — and find the best time to visit.

Monthly Temperature in Thermo

The climate in Thermo is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a very warm 31°C (88°F) in August to a chilly 11°C (52°F) in the coolest month, January.

Nights vary from 19°C (66°F) in August to around 3°C (37°F) during the colder months.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in Thermo

Thermo has a notably wet climate with abundant precipitation, recording 1135 mm (45 in) of rainfall per year. The climate in Thermo shows significant variation throughout the year. Expect heavy rainfall in December, the wettest month, with an average of 161 mm (6.3 in) of precipitation over 14 rainy days.

In contrast, the driest month August offers drier and sunnier days, with around 23 mm (0.9 in) of rainfall over 4 rainy days. For more details, please visit our Thermo Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

Sunshine Hours in Thermo

For those who appreciate different seasons, Thermo serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 11.9 hours of sunshine daily, and embrace the darker days in December, offering only 3.6 hours of daily sunlight.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Patras, Greece (36 KM, 22 Miles).

Daily hours of sunshine

Data from: Patras, Greece (36 KM, 22 Miles).

Humidity in Thermo by Month

Best Time to Visit Thermo

Thermo's weather is most enjoyable during May, June, September and October, with comfortable temperatures from 22°C (71°F) to 27°C (81°F). The moderate conditions ensure pleasant weather for exploring the area. Expect varied weather during this period with rainfall between 40 mm (1.6 in) and 98 mm (3.9 in), providing a good balance of sunny and rainy days.

The wettest months are December, when precipitation is at its highest.

Ready to plan your travels but need destination ideas? Our smart tool recommends places based on the climate conditions you prefer. Start planning with our destination weather tool.

Frequently asked questions about the climate in Thermo

What is the best time to visit Thermo?

May, June, September and October typically offer the most optimal weather in Thermo. In contrast, January, February and December tend to have less optimal conditions. Thermo has a distinct dry season from July to August.

What temperatures can I expect in Thermo?

Daytime highs range from 11°C (52°F) in January to 31°C (88°F) in August. Nighttime lows range from 3°C (37°F) to 19°C (66°F). Temperatures vary considerably through the year.

How much rain does Thermo get?

Annual rainfall is around 1135 mm (45 in). December is the wettest month with 161 mm (6.3 in), while August is the driest with 23 mm (0.9 in).

How sunny is Thermo?

Thermo receives around 2,725 hours of sunshine per year. July is the sunniest month with 358 hours, while December is the cloudiest with just 108 hours. Overall, Thermo enjoys abundant sunshine.

Thermo 3-Day Forecast

Thermo 3-Day Forecast

Thermo on the map

Thermo is highlighted — select any city to see its climate.

Popular this month

Where to go in June — average daytime high across popular destinations.

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