Weather in Viljandi in december
Climate normals based on 10 years of historical data for Viljandi, Estland.
How Hot Is Viljandi in december?
Viljandi in December clocks an average daytime peak of 1°C with overnight lows around -3°C. The pattern barely shifts from November — just a 3°C difference in average high.
Sunshine Hours in december
December is dim in Viljandi — sunrise doesn't come until 9:00 am and the sun sets early at 3:25 pm, leaving only about 0.8h of direct sun on a typical day.
Does It Rain In Viljandi In december?
December is reliably wet in Viljandi: 50mm in 13 days, with rain a near-daily feature.
Is Viljandi Humid In december?
Oppressive humidity dominates Viljandi in December — averaging 91%, with the air feeling thick and heavy.
Does It Snow In Viljandi In december?
Viljandi sees occasional snow in December: roughly 2.7 snow days a month.
Wind In Viljandi In december
December brings gentle winds to Viljandi — averaging 18 kph.
Cloud Cover In Viljandi In december
Persistent overcast defines Viljandi's December: 83% cloud cover on average.
Cities With Similar Weather In december
Weather in Viljandi, month by month
| Month | High / Low | Regn | |
|---|---|---|---|
| Vädret i januari | -2°C / -6°C | 57mm | Details → |
| Vädret i februari | 0°C / -5°C | 52mm | Details → |
| Vädret i mars | 3°C / -3°C | 46mm | Details → |
| Vädret i april | 9°C / 1°C | 54mm | Details → |
| Vädret i maj | 16°C / 6°C | 43mm | Details → |
| Vädret i juni | 21°C / 11°C | 78mm | Details → |
| Vädret i juli | 22°C / 13°C | 101mm | Details → |
| Vädret i augusti | 21°C / 13°C | 101mm | Details → |
| Vädret i september | 17°C / 9°C | 68mm | Details → |
| Vädret i oktober | 9°C / 4°C | 73mm | Details → |
| Vädret i november | 4°C / 1°C | 61mm | Details → |
| Vädret i december | 1°C / -3°C | 50mm |