Valletta 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
Good
Best time to visit: April – October
What is the weather like in Valletta in December?
In December, Valletta is mild: daytime highs average 16 °C, and nights cool down to about 14 °C. The sea averages 18.2 °C – bracing, so a wetsuit helps for longer swims. Expect around 5 hours of sunshine a day. Rain is frequent, with about 10 rainy days and 65 mm in total. It is often windy, with gusts of around 35 km/h. All in all, December is a good month for a holiday in Valletta.
December compared
How the weather changes from November to January. Tap a month to open it.
| NovemberNov | DecemberDec | JanuaryJan | |
|---|---|---|---|
| Score | 76 | 67 | 62 |
| Day | 20° | 16° | 15° |
| Night | 17° | 14° | 12° |
| Sea | 21° | 18° | 16° |
| Sun | 5 h | 5 h | 6 h |
| Rain days | 10 | 10 | 10 |
More details for December
- Daylight
- 9 h 45 min07:05 – 16:49
- UV index
- 2 · lowclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or more
- Wind
- 35 km/haverage daily peak
- Cloud cover
- 47 %on average
- Hot days
- 0 days30 °C or more
- Time zone
- UTC+1Europe/Malta
How the score comes together
- Temperatureweight 50 %84 %
- Sunshineweight 20 %35 %
- Few rainy daysweight 30 %60 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in December
- A jumper for the evenings
- Rain jacket or umbrella
- Windproof jacket
Valletta in December: quick answers
Is Valletta hot in December?
No. In December, Valletta is mild: daytime highs average 16 °C and nights drop to about 14 °C.
Can you swim in Valletta in December?
Only if you don't mind cold water: in December the sea averages just 18.2 °C. Comfortable swimming is possible from June to November.
Does it rain much in Valletta in December?
Rain is frequent, with about 10 rainy days and 65 mm in total.
Valletta month by month
The whole year in VallettaAll destinations: MaltaWhere 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)