April in Slănic brings moderate temperatures around 14°C (57°F) during the day, dropping to 4°C (39°F) at night, with quite a bit of rainfall expected, averaging around 89 mm (3.5 in) for the month.
If you prefer enjoying temperate temperatures and rain-free days, September typically offers the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
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Pick a month to see the average temperature, rainfall and sunshine in Slănic - and find the best time to visit.
Find out more about the weather in Romania and which places have the best travel conditions in this month. See all of Romania in April →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
The weather can be unpredictable in April, so pack clothes you can easily mix and match. You could bring jeans, other long pants, and a few t-shirts. A light jacket or light sweater will be pleasant for the cooler moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
See the full Slănic climate overview or explore weather in Romania.
Where to go in April - average daytime high across popular destinations.
Timişoara
19°C (66°F) Bucharest19°C (66°F) Cluj-Napoca16°C (61°F) Sibiu
15°C (59°F) Mamaia
15°C (59°F) Eforie Nord15°C (59°F) Constanţa15°C (59°F) Braşov
14°C (57°F) Need travel inspiration? Check out our bucket list articles and be inspired.
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