Slănic Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Slănic.
Climate overview of Slănic
Slănic, Prahova, Romania, experiences significant temperature variation throughout the year. Summers bring daytime highs of 26°C (79°F) in August, while winters cool to 2°C (36°F) in January.
With around 1013 mm (40 in) of annual rain/snowfall, Slănic has a notably wet climate. The wettest month is June.
Slănic Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Slănic — and find the best time to visit.
Monthly Temperature in Slănic
Depending on the time of the year, temperatures range from comfortable to very cold in Slănic. Average daytime temperatures reach a comfortable 26°C (79°F) in August. In January, the coolest month of the year, temperatures drop to a very cold 2°C (36°F).
At night, temperatures range from around 14°C (57°F) in August to -6°C (21°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Slănic
Slănic has a relatively rain/snowy climate with high precipitation levels, averaging 1013 mm (40 in) of rain/snowfall annually. Slănic can be quite wet during June, receiving approximately 147 mm (5.8 in) of precipitation over 16 rainy days.
In contrast, during the driest month (January), you will experience much drier conditions, with 46 mm (1.8 in) of precipitation spread across 13 snowy/rainy days days. For more details, please visit our Slănic Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Slănic
Rainfall during this time ranges from 76 mm (3 in) in September to 147 mm (5.8 in) in June. This means you can expect a mix of sunny days and occasional showers. 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 Slănic
What is the best time to visit Slănic?
September typically offers the most optimal weather in Slănic. In contrast, January, February, March, November and December tend to have less optimal conditions.
What temperatures can I expect in Slănic?
Daytime highs range from 2°C (36°F) in January to 26°C (79°F) in August. Nighttime lows range from -6°C (21°F) to 14°C (57°F). Temperatures vary considerably through the year.
How much rain does Slănic get?
Annual rainfall is around 1013 mm (40 in). June is the wettest month with 147 mm (5.8 in), while January is the driest with 46 mm (1.8 in).
Slănic 3-Day Forecast
Slănic 3-Day Forecast
Slănic on the map
Slănic is highlighted — select any city to see its climate.
Popular this month
Where to go in June — average daytime high across popular destinations.
Bucharest
28°C (82°F) Timişoara28°C (82°F) Constanţa26°C (79°F) Mamaia26°C (79°F) Eforie Nord26°C (79°F) Cluj-Napoca
24°C (75°F) Sibiu
23°C (73°F) Braşov22°C (72°F) 
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