Valletta, Malta Climate & Monthly Averages
Valletta has a semi-arid climate. August is the hottest month, averaging 86° by day; January is the coldest at 59°.
Valletta's climate runs on sunshine and sparse rain
Valletta runs on a dry-summer rhythm: the warmest months are also the driest. July averages 1 mm (0.0 in) while the wet season peaks in November at 3.0 inches (75 mm). Highs range from 59°F (15°C) to 86°F (30°C).
What the dry climate changes
At its warmest, in August, Valletta runs to 86°F (30°C) in the afternoon and back to 78°F (25°C) by dawn. January bottoms out at 59°F (15°C) in daylight, 53°F (12°C) after dark. The gridded 2015-2024 daily record for this location tops out at 108°F (42°C) and bottoms at 38°F (3°C) - decade extremes, not all-time station records. Days and nights are about 4°C apart on average - narrower than almost anywhere else we cover.
Five of the twelve months pair mild highs with fewer than twelve wet days; the longest unbroken run is April through June. Sunshine averages 10.8 hours a day over the year - sunnier than 91% of the 3496 cities in our dataset, peaking in July at 13.9 hours. The wettest month is November (3.0 inches (75 mm) across 11 days) and the driest July.
More climate facts for Valletta
- Hottest month: August - highs near 86°F (30°C)
- Coldest month: January - highs near 59°F (15°C)
- Decade extremes (2015-2024): 108°F (42°C) high · 38°F (3°C) low
- Wettest month: November (11 rainy days) · Sunniest: July (13.9 h sun/day)
- Climate type: semi-arid
- Annual swing: 14°C between the average warmest and coolest month · day to night: 4°C
- Months averaging 30°C or hotter: 2
- Average humidity: 72%
Heat, cold and scarce precipitation in the dataset
Derived from ERA5 reanalysis data, 2015–2024. Official station records may differ. Need another precipitation unit? Use the rainfall converter.
When the dry weather is easiest to use
Avoiding the hardest heat or cold
The best time to visit Valletta is generally January to June, when temperatures sit either side of the peak heat rather than in it. Daytime temperatures in that window sit near 66°F (19°C), with rain on about 5 days a month. For the same question asked the other way round, see where else is warm in January.
Prepare for sun and cooler nights
Pack for Valletta with light clothing for the warm months and rain gear if you travel around November. Even in August, lows of 78°F (25°C) make an extra layer worth the space.
Monthly heat and rainfall table
| Month | High | Low | Rain days | Precipitation | Sunshine | Daylight | Wet-day chance | Humidity |
|---|---|---|---|---|---|---|---|---|
| January | 59° | 53° | 8 | 1.4 in | 8.7 h/day | 10.0 h | 25% | 72% |
| February | 60° | 53° | 6 | 1.8 in | 9.4 h/day | 10.8 h | 20% | 74% |
| March | 62° | 54° | 7 | 1.3 in | 10.5 h/day | 11.9 h | 22% | 74% |
| April | 65° | 58° | 3 | 0.5 in | 11.1 h/day | 13.1 h | 10% | 75% |
| May | 72° | 63° | 3 | 0.6 in | 12.5 h/day | 14.0 h | 10% | 74% |
| June | 80° | 70° | 1 | 0.1 in | 13.6 h/day | 14.6 h | 3% | 71% |
| July | 86° | 76° | 0 | 0.0 in | 13.9 h/day | 14.4 h | 1% | 69% |
| August | 86° | 78° | 1 | 0.2 in | 12.5 h/day | 13.5 h | 5% | 70% |
| September | 82° | 74° | 4 | 1.2 in | 11.2 h/day | 12.4 h | 15% | 72% |
| October | 76° | 69° | 7 | 2.1 in | 9.8 h/day | 11.2 h | 22% | 74% |
| November | 69° | 63° | 11 | 3.0 in | 8.6 h/day | 10.2 h | 37% | 73% |
| December | 63° | 57° | 8 | 1.5 in | 8.2 h/day | 9.7 h | 24% | 72% |
How daytime heat and cool nights change by month
Each card shows the average high and low. The bar places that month between Valletta's coldest night and warmest afternoon.
January
- Rain
- 8 days
- Sunshine
- 8.7 h
- Daylight
- 10.0 h
February
- Rain
- 6 days
- Sunshine
- 9.4 h
- Daylight
- 10.8 h
March
- Rain
- 7 days
- Sunshine
- 10.5 h
- Daylight
- 11.9 h
April
- Rain
- 3 days
- Sunshine
- 11.1 h
- Daylight
- 13.1 h
May
- Rain
- 3 days
- Sunshine
- 12.5 h
- Daylight
- 14.0 h
June
- Rain
- 1 day
- Sunshine
- 13.6 h
- Daylight
- 14.6 h
July
- Rain
- 0 days
- Sunshine
- 13.9 h
- Daylight
- 14.4 h
August
- Rain
- 1 day
- Sunshine
- 12.5 h
- Daylight
- 13.5 h
September
- Rain
- 4 days
- Sunshine
- 11.2 h
- Daylight
- 12.4 h
October
- Rain
- 7 days
- Sunshine
- 9.8 h
- Daylight
- 11.2 h
November
- Rain
- 11 days
- Sunshine
- 8.6 h
- Daylight
- 10.2 h
December
- Rain
- 8 days
- Sunshine
- 8.2 h
- Daylight
- 9.7 h
Looking for warmer alternatives? Browse warm places by month, or compare Valletta's coolest part of the year: January, February, March.
Heat and cold across the Valletta year
Spring (March through May)
Through spring, Valletta stays on the cool side of mild: 66°F (19°C) by day, 58°F (15°C) after dark, and rain comes on about 13 days over the three months. Daylight is generous - around 11.4 hours of sun a day.
Summer (June through August)
Through summer, Valletta runs hot: 84°F (29°C) by day, 74°F (24°C) after dark, and precipitation is sparse, near 9 mm (0.4 in) for the season. Daylight is generous - around 13.3 hours of sun a day. With the moisture factored in, afternoons feel hotter than the reading suggests - the humidity and dew point converter shows why.
Fall (September through November)
Fall in Valletta is pleasantly warm, with daytime highs averaging 76°F (24°C) and nights around 68°F (20°C); expect showers on roughly 22 days across the season.
Winter (December through February)
Winter in Valletta stays on the cool side of mild, with daytime highs averaging 61°F (16°C) and nights around 54°F (12°C); expect showers on roughly 21 days across the season.
How unusual is Valletta?
- Annual precipitation is 13.8 inches (350 mm) - drier than all but 9% of the 3496 cities we track.
- Rain or snow reaches the ground on 59 days a year - fewer wet days than all but 12% of the 3496 cities we track.
These comparisons use the same ten-year window for every city in the dataset.