Mykolaiv weather in December
Temperature, sea and sunshine in December: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in December
Poor
Best time to visit: May – September
What is the weather like in Mykolaiv in December?
In December, Mykolaiv is cold: daytime highs average 4 °C, and nights often drop below freezing (−2 °C). The sea averages 7.7 °C – swimming is only for the hardy. The sun is scarce, with only about 2 hours a day. Precipitation, often as snow, falls on about 7 days, totalling 34 mm. Snow falls on about 2 days. All in all, December is not an ideal month for a holiday in Mykolaiv.
December compared
How the weather changes from November to January. Tap a month to open it.
| NovemberNov | DecemberDec | JanuaryJan | |
|---|---|---|---|
| Score | 28 | 24 | 24 |
| Day | 9° | 4° | 1° |
| Night | 3° | −2° | −4° |
| Sea | 12° | 8° | 5° |
| Sun | 2 h | 2 h | 2 h |
| Rain days | 6 | 7 | 7 |
More details for December
- Daylight
- 8 h 33 min07:31 – 16:04
- UV index
- 1 · lowclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 18 km/haverage daily peakAll months
- Cloud cover
- 80 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Snow days
- 2 days1 cm or more of fresh snowAll months
- Time zone
- UTC+2Europe/Kyiv
How the score comes together
- Temperatureweight 50 %0 %
- Sunshineweight 20 %0 %
- Few rainy daysweight 30 %79 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in December
- Warm jacket
Mykolaiv in December: quick answers
Is Mykolaiv hot in December?
No. In December, Mykolaiv is cold: daytime highs average 4 °C and nights drop to about −2 °C.
Can you swim in Mykolaiv in December?
Only if you don't mind cold water: in December the sea averages just 7.7 °C. Comfortable swimming is possible from June to September.
Does it rain much in Mykolaiv in December?
Rain falls on about 7 days, adding up to 34 mm.
Mykolaiv month by month
The whole year in MykolaivAll destinations: UkraineWhere to go in DecemberSea temperature in December
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences