San Ġwann Weather in December
San Ġwann in December sees pleasant temperatures, with highs around 18°C (64°F) and overnight lows of 15°C (59°F). Rainfall is at its peak this month, around 79 mm (3.1 in) on average, so waterproofs are essential.
Rainfall in San Ġwann in December
The month brings the most rain, so be prepared with an umbrella for the occasional shower. Typically, about 13 days will experience rainfall, with an average of 79 mm (3.1 in) for the month. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.
Temperature in San Ġwann in December
In December, San Ġwann gets pleasant temperatures, with highs of 18°C (64°F). Nights cool to around 15°C (59°F). The difference between afternoon and evening temperatures is usually noticeable. With lows of 15°C (59°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.
Sunshine in San Ġwann in December
The area enjoys a moderate level of sunlight, with around 160 hours. It's a good balance between sunny and cloudy days.
Wind Speed in San Ġwann in December
Wind speeds average 5 m/s (10 knots) during December. At this speed, gentle to moderate breezes make small trees sway and the wind creates whitecaps on water bodies. Daily variations range from moderate winds to stronger breezes, creating excellent conditions for sailing, kite flying and wind sports.
Average water temperature in December
The water temperature is 17°C (63°F) — chilly, but perfectly fine for a swim if you're not too sensitive to cold water. A short wetsuit can make longer sessions more comfortable.If you prefer dry days with pleasant temperatures, April, May, June, July, August, September, October and November typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Malta, check out our San Ġwann's climate page.
San Ġwann Temperature in December
Min Temperature
15°C (59°F)
Max Temperature
18°C (64°F)
Water Temperature
17°C (63°F) *
Chance of Rain
45%
Precipitation
79 mm (3.1 in)
Rainy days
13 days
Humidity
79% *
Windspeed
5 m/s (10 knots) *
Sunshine
160 hours *
Percentage Sunshine
51% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in San Ġwann typically stay consistent throughout December, with daily highs averaging around 18°C (64°F). Nights are cool, with lows typically ranging from 11°C (52°F) to 13°C (55°F).
Average temperatures in December
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather for San Ġwann in December
Browse day-by-day weather records for San Ġwann spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
San Ġwann historical weather extremes in December
Our historical data for San Ġwann spans 2000 to 2025, revealing these weather extremes.
- The hottest December day on record in San Ġwann reached 23°C (73°F) (December 1, 2014).
- San Ġwann experienced its chilliest December day on December 31, 2014, reaching only 7°C (45°F).
- San Ġwann registered its coldest December night on December 31, 2014, with temperatures dropping to 3°C (37°F).
Best Places in Malta in December
Find out more about the weather in Malta and which places have the best travel conditions in this month. See all of Malta in December →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in San Ġwann in December
Comfortable temperatures call for an easy wardrobe in December. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Wet weather is likely, so pack waterproof gear for multiple rainy days. With water temperatures around 17°C (63°F), the water is quite cold for swimming. You can skip the swimwear unless you're particularly tough. Sunglasses could come in handy during the sunnier parts of your trip.What To Do in San Ġwann in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Malta, check out our San Ġwann's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full San Ġwann climate overview or explore weather in Malta.
