Climate Insights for Târgu Secuiesc

The climate in Târgu Secuiesc is cool. The average annual temperature is 8°C and approximately 807mm of precipitation falls per year. Târgu Secuiesc receives a notable amount of rainfall throughout the year, including during its driest month. Târgu Secuiesc 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, December, February, when temperatures can drop to -9°C. Snowfall occurs from January to December, with around 146cm accumulating over the season.

Temperatures in Târgu Secuiesc vary considerably across the year, with a 33°C difference between the coldest and warmest months. August is the warmest month, though highs remain moderate at 24°C with a mean of 18°C. The coldest month is January, when overnight lows fall to -9°C and the daily average is -5°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 6°C shift in average temperatures.

Târgu Secuiesc is a moderately rainy area, receiving approximately 807mm of precipitation annually, which averages out to around 67mm per month. The wettest month is June, averaging 147mm of rainfall. May and July also tend to see above-average precipitation. The driest month is January, with just 31mm. That's 116mm less than June, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall. Snowfall is a regular feature from January to December, with around 146cm accumulating over the season. December typically sees the most snow at around 31cm.

Târgu Secuiesc is relatively calm, with an average annual wind speed of 2km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is March, averaging 2km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 2km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 0km/h gap between the calmest and windiest months.

It is currently summer in Târgu Secuiesc, which began on June 21, 2026. Târgu Secuiesc 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 24°C, while the coldest stretch bottoms out in January near -9°C. Autumn is next, beginning on September 23, 2026 — 90 days from now.

The best time to visit Târgu Secuiesc is during July and August, when the weather is most comfortable for travellers. During these months, average temperatures hover around 18°C with modest rainfall averaging 85mm per month. By contrast, January can be quite cold with temperatures dropping to -9°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 Târgu Secuiesc 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.