Monthly climate guide
Olbia weather in December
December in Olbia is typically cool, with average daytime highs around 14°C (58°F) and night-time lows near 8°C (47°F). The month usually brings about 48 mm of rain (fairly dry) and is often cloudy. Daytime highs are 3°C cooler than November and about the same as January.
What stands out in December
- Just 240 km apart, but Olbia runs about 3°C warmer than Grosseto this month.
- There's little difference between day and night (around 6°C).
- Only 2 months are cooler in Olbia than December.
- December brings early winter to Olbia.
Avg high
14°C
58°F
Avg low
8°C
47°F
Rainfall
48 mm
fairly dry
Humidity
81%
relative
Sky
56%
cloud · often cloudy
Olbia weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 13°C / 55°F | 7°C / 44°F | 60 mm | 81% | 63% |
| February | 13°C / 56°F | 6°C / 44°F | 56 mm | 79% | 59% |
| March | 16°C / 60°F | 8°C / 47°F | 57 mm | 77% | 58% |
| April | 19°C / 67°F | 10°C / 51°F | 44 mm | 74% | 55% |
| May | 22°C / 72°F | 13°C / 56°F | 37 mm | 71% | 48% |
| June | 28°C / 82°F | 18°C / 64°F | 15 mm | 65% | 29% |
| July | 31°C / 88°F | 21°C / 69°F | 8 mm | 61% | 18% |
| August | 31°C / 89°F | 21°C / 70°F | 11 mm | 60% | 19% |
| September | 27°C / 80°F | 19°C / 65°F | 46 mm | 68% | 40% |
| October | 23°C / 73°F | 15°C / 59°F | 54 mm | 75% | 47% |
| November | 18°C / 64°F | 11°C / 53°F | 87 mm | 81% | 60% |
| December | 14°C / 58°F | 8°C / 47°F | 48 mm | 81% | 56% |
What to pack for December
- A warm sweater or fleece for layering
- A mid-weight jacket
- A small travel umbrella, just in case
Is December a good time to visit Olbia?
Compare the months in the chart above to find your ideal window.
Best time to visit Olbia →Other Italy cities in December
Cite or embed this data
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Olbia weather in December. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/italy/olbia/december
<a href="https://weathercompare.eu/weather/italy/olbia/december">Olbia weather in December</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/italy/olbia" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Olbia weather in December"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/italy/olbia/december">Olbia weather in December</a> – WeatherCompare</p>
Olbia in December: quick answers
Is December a good time to visit Olbia?
December is a reasonable time for Olbia: highs around 14°C and about 48 mm of rain, though not one of the three best months.
How warm is Olbia in December?
Average highs are about 14°C (58°F) and average lows about 8°C (47°F), based on 10 years of daily data.
Does it rain a lot in Olbia in December?
Olbia typically gets around 48 mm of rain in December — fairly dry.
Figures are long-term averages for the area around Olbia (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.