Weatheo

Sloviansk Weather by Month

Average temperatures, rainfall and humidity for Sloviansk, Ukraine, month by month, built from OpenWeather’s historical records. Use it to see what a typical Sloviansk month looks like before you travel — then check the live Sloviansk forecast for the days ahead.

Warmest month

August

30°C average high

Coolest month

January

-5°C average low

Wettest month

April

64 mm of rain

Driest month

January

20 mm of rain

Average temperature and rainfall in Sloviansk by month

Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.

MonthAvg highAvg lowRecord low / highRainfallHumidityWind
January0°C-5°C-28°C / 11°C
20 mm
88%15 km/h
February1°C-5°C-25°C / 15°C
27 mm
86%15 km/h
March8°C0°C-19°C / 22°C
35 mm
76%16 km/h
April16°C6°C-7°C / 28°C
64 mm
65%15 km/h
May22°C11°C2°C / 37°C
47 mm
64%13 km/h
June26°C15°C6°C / 38°C
44 mm
62%13 km/h
July29°C17°C9°C / 40°C
35 mm
57%12 km/h
August30°C17°C8°C / 40°C
27 mm
48%12 km/h
September23°C11°C-1°C / 36°C
26 mm
54%14 km/h
October15°C5°C-9°C / 28°C
32 mm
69%14 km/h
November7°C1°C-18°C / 20°C
31 mm
81%15 km/h
December2°C-3°C-23°C / 13°C
32 mm
88%16 km/h

Best time to visit Sloviansk

The most comfortable time to visit Sloviansk is generally May to June and September, balancing mild daytime temperatures against the driest stretch of the year. The city has strongly marked seasons and rain concentrates around April, totalling about 420 mm a year.

Travellers who prefer heat should aim for August, when highs average 30°C. April is the month to avoid if rain would spoil your plans — it averages 64 mm, roughly 3× the rainfall of the driest month (January).

Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Sloviansk forecast for what is happening now.