The most comfortable time to visit Valletta is from mid April to mid June, and again from late September to November. For sun, aim for mid June to early October; for walking, go from late October to May.
When to go five ratings · thirty-six ten-day sections · click a cell to read it
For sun, go from mid June to early October. It peaks in late August, at 82. Avoid mid November to early May for this: it falls to 0, mostly because it is too cool. The clearest skies come in July, when the sky is typically 21% covered at midday (mostly clear).
The being outside season here runs from mid April to mid June, with a second spell from late September to November. It peaks in late May, at 94. The weakest stretch is from late July to August, when it drops to 9, mostly because it is too hot.
For walking, go from late October to May. It peaks in mid April, at 90. Avoid late June to early September for this: it falls to 1, mostly because it is too warm.
The year, measured
The average temperature in Valletta over the whole year is 20°C. July is the hottest month, with highs of about 32°C; February is the coldest, with lows of about 11°C. Valletta has no sharply defined rainy season: the chance of rain on a given day runs from 0% in July, the driest month, to 11% in November, the wettest. Winds in Valletta are highest in March, averaging 5.0 m/s (18 km/h), and lightest in August, at 3.4 m/s (12 km/h). The prevailing wind is from the W. The clearest skies in Valletta come in July, when the sky is typically 18% covered; January is the cloudiest month, at 42%.
Month by month Valletta climate by month: average temperatures year round · click a month to read it
| Month | High | Low | Feels like | Chance of rain | Cloud | Wind | Being outside | Sun | Walking |
|---|---|---|---|---|---|---|---|---|---|
| January | 15°C | 11°C | 11°C | 9% | 42% | 4.6 m/s | 22 | 0 | 81 |
| February | 16°C | 11°C | 12°C | 6% | 40% | 4.6 m/s | 26 | 0 | 85 |
| March | 17°C | 12°C | 12°C | 6% | 38% | 5.0 m/s | 32 | 0 | 84 |
| April | 19°C | 14°C | 15°C | 2% | 38% | 4.9 m/s | 60 | 1 | 89 |
| May | 23°C | 18°C | 20°C | 3% | 36% | 4.6 m/s | 88 | 15 | 72 |
| June | 29°C | 22°C | 28°C | 1% | 26% | 3.7 m/s | 52 | 67 | 19 |
| July | 32°C | 25°C | 32°C | 0% | 18% | 3.6 m/s | 15 | 68 | 3 |
| August | 31°C | 25°C | 32°C | 1% | 22% | 3.4 m/s | 10 | 70 | 2 |
| September | 28°C | 23°C | 28°C | 3% | 33% | 3.7 m/s | 42 | 73 | 13 |
| October | 24°C | 20°C | 23°C | 7% | 35% | 3.8 m/s | 82 | 44 | 45 |
| November | 20°C | 16°C | 18°C | 11% | 40% | 4.0 m/s | 77 | 4 | 79 |
| December | 17°C | 14°C | 13°C | 7% | 41% | 4.9 m/s | 40 | 0 | 85 |
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Valletta weather by season
Year round, Valletta has days of about 15°C at their warmest in January, its coolest month, and 32°C in July, its warmest; the coolest hours of the day run from 11°C to 25°C through the year, and the average temperature over the year is 20°C around the clock. Rain is most likely around November and least likely around July. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Valletta weather in winterDecember to February
Winter in Valletta has typical daily highs of about 16°C and lows of about 12°C, with a 7% chance of rain on a given day.
Valletta weather in springMarch to May
Spring in Valletta has typical daily highs of about 20°C and lows of about 15°C, with a 4% chance of rain on a given day.
Valletta weather in summerJune to August
Summer in Valletta has typical daily highs of about 31°C and lows of about 24°C, with a 1% chance of rain on a given day.
Valletta weather in autumnSeptember to November
Autumn in Valletta has typical daily highs of about 24°C and lows of about 20°C, with a 7% chance of rain on a given day.
When is the rainy season in Valletta?
Valletta has no sharply defined rainy season: the chance of rain on a given day runs from 0% in July, the driest month, to 11% in November, the wettest.
What time of year is Valletta windiest?
Winds in Valletta are highest in March, averaging 5.0 m/s (18 km/h), and lightest in August, at 3.4 m/s (12 km/h). The prevailing wind is from the W.
What is the average temperature in Valletta year round?
The average temperature in Valletta over the whole year is 20°C. July is the hottest month, with highs of about 32°C; February is the coldest, with lows of about 11°C.
Where to go instead in mid August, the weakest time here for being outside
How this is worked out
Every figure is a decade of weather-station observations blended into one typical year, in ten-day sections. The ratings, the chart and the feels-like column are read at midday local solar time. Being outside is the Easy outdoors rating, Sun is Sunbathing and Walking is Active outdoors, each out of 100: Good from 55, Ideal from 80. They describe what a time of year is usually like here, not a forecast. The dotted links open the map at that time of year; set its time of day to midday to see these numbers.