Climate Insights for Žarnovica

The climate in Žarnovica is cool. The average annual temperature is 10°C and approximately 875mm of precipitation falls per year. Žarnovica receives a notable amount of rainfall throughout the year, including during its driest month. Žarnovica is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, June. The coldest months are January, February, December, when temperatures can drop to -4°C. Snowfall occurs from January to December, with around 67cm accumulating over the season.

Temperatures in Žarnovica vary considerably across the year, with a 30°C difference between the coldest and warmest months. The warmest month is August, when average highs reach 26°C and the mean temperature sits around 20°C. The coldest month is January, when overnight lows fall to -4°C and the daily average is -1°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs. The sharpest temperature change occurs between September and October, with a 5°C shift in average temperatures.

Žarnovica is a moderately rainy area, receiving approximately 875mm of precipitation annually, which averages out to around 73mm per month. The wettest month is May, averaging 97mm of rainfall. June and August also tend to see above-average precipitation. The driest month is March, with just 47mm. That's 50mm less than May, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around. Snowfall is a regular feature from January to December, with around 67cm accumulating over the season. January typically sees the most snow at around 24cm.

Žarnovica is mildly breezy, with an average annual wind speed of 13km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is April, averaging 15km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 12km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 3km/h between the calmest and windiest months.

It is currently spring in Žarnovica, which began on March 20, 2026. Žarnovica is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in August at around 26°C, while the coldest stretch bottoms out in January near -4°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

The best time to visit Žarnovica is during June, July and August, when the weather is most comfortable for travellers. During these months, average temperatures hover around 19°C with modest rainfall averaging 94mm per month. By contrast, January can be quite cold with temperatures dropping to -4°C. Despite being the best months overall, some rain is still likely — pack a waterproof layer and plan a mix of indoor and outdoor activities.

The table below shows monthly climate averages for Žarnovica based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.