Climate averages 1991–2020
Sibiu weather
in December.
A cold, moderately wet month: the 11th warmest and the joint 3rd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
December is a cold month in Sibiu: daytime highs average 3.3°C and nights cool to about -3.8°C. By daytime temperature it is the 11th warmest of the 12 months.
Expect about 51 mm of rain on roughly 10 days, which makes December a moderately wet month (the joint 3rd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 8 h 45 min on an average December day.
The nearest other city in this atlas is Râmnicu Vâlcea (80 km away). In December its highs average 5.1°C, 1.8°C warmer than Sibiu, with 61 mm of rain.
Among the 27 cities listed in Romania, Sibiu ranks 16th of 27 for the warmest December highs and 18th of 27 for the driest December (rainfall, lowest first). The mean December high of those 27 cities is 3.8°C; Sibiu is 0.5°C cooler than that mean.
From December to January, average highs fall by 1.0°C to 2.4°C, and monthly rainfall falls from 51 mm to 43 mm.
The annual picture
December in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Sibiu climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 2.4°C-5.6°C | -5.6°C | 43 | 9.7 | 9.19 h |
| February | 4.3°C-4.4°C | -4.4°C | 46 | 10.0 | 10.310 h |
| March | 8.7°C-0.8°C | -0.8°C | 63 | 12.2 | 11.912 h |
| April | 14.6°C4.0°C | 4.0°C | 91 | 14.4 | 13.514 h |
| May | 19.1°C9.1°C | 9.1°C | 120 | 17.5 | 14.915 h |
| June | 22.5°C12.9°C | 12.9°C | 140 | 17.0 | 15.716 h |
| July | 24.2°C14.7°C | 14.7°C | 124 | 15.8 | 15.315 h |
| August | 24.5°C14.9°C | 14.9°C | 111 | 13.6 | 14.114 h |
| September | 19.6°C10.7°C | 10.7°C | 87 | 11.8 | 12.613 h |
| October | 14.6°C5.8°C | 5.8°C | 66 | 9.2 | 11.011 h |
| November | 8.8°C1.0°C | 1.0°C | 51 | 9.5 | 9.510 h |
| December, selected | 3.3°C-3.8°C | -3.8°C | 51 | 9.8 | 8.79 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
December in nearby cities
- Râmnicu Vâlcea in DecemberRomania · 80 kmHigh 5.1°C · Low -2.3°C · 61 mm rain
- Târgu Mureş in DecemberRomania · 88 kmHigh 3.1°C · Low -3.5°C · 41 mm rain
- Târgu Jiu in DecemberRomania · 107 kmHigh 5.0°C · Low -2.9°C · 70 mm rain
- Braşov in DecemberRomania · 114 kmHigh 3.1°C · Low -3.9°C · 43 mm rain
- Cluj-Napoca in DecemberRomania · 115 kmHigh 2.8°C · Low -3.7°C · 43 mm rain
- Piteşti in DecemberRomania · 120 kmHigh 4.1°C · Low -2.9°C · 49 mm rain
- Bistriţa in DecemberRomania · 151 kmHigh 2.1°C · Low -4.6°C · 64 mm rain
- Craiova in DecemberRomania · 167 kmHigh 4.7°C · Low -2.0°C · 42 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Sibiu) is explained once on the Sibiu year overview and on the Sources, method and limits page.