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Monthly climate in Valletta, Malta

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Valletta features a hot-summer Mediterranean climate (Csa). Temperatures typically range between 14 °C (58 °F) and 27 °C (81 °F) through the year, but rarely can drop to 8 °C (46 °F) or can rise to as high as 31 °C (88 °F). The average annual precipitation amounts to about 446 mm (17.5 inches) and receives 62 rainy days on the 1 mm (0.04 inches) threshold annually. Valletta enjoys an average of 3994 hours of sunshine throughout the year, and daylight varies from 9 hours 45 minutes to 14 hours 32 minutes per day.

Monthly average temperatures in Valletta, Malta

The warmest months in Valletta are July, August and September, with daily mean temperatures ranging from 25 to 27 °C (78 - 81 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from 14 to 15 °C (58 - 58 °F) throughout the day. On average each year, Valletta experiences 75 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Valletta. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum21°C
(71°F)		19°C
(66°F)		20°C
(69°F)		19°C
(67°F)		23°C
(74°F)		29°C
(84°F)		29°C
(85°F)		31°C
(88°F)		28°C
(83°F)		29°C
(85°F)		24°C
(76°F)		20°C
(69°F)
Mean maximum17°C
(64°F)		17°C
(64°F)		18°C
(64°F)		19°C
(66°F)		22°C
(72°F)		26°C
(79°F)		29°C
(84°F)		30°C
(86°F)		28°C
(82°F)		26°C
(79°F)		23°C
(74°F)		20°C
(68°F)
Average high15°C
(59°F)		15°C
(59°F)		15°C
(60°F)		16°C
(62°F)		19°C
(67°F)		23°C
(75°F)		26°C
(80°F)		28°C
(82°F)		26°C
(79°F)		23°C
(73°F)		20°C
(69°F)		17°C
(63°F)
Daily mean14°C
(58°F)		14°C
(58°F)		15°C
(58°F)		16°C
(61°F)		19°C
(66°F)		23°C
(73°F)		26°C
(78°F)		27°C
(81°F)		25°C
(78°F)		22°C
(72°F)		19°C
(67°F)		16°C
(61°F)
Average low13°C
(56°F)		14°C
(57°F)		14°C
(57°F)		15°C
(60°F)		18°C
(65°F)		22°C
(72°F)		25°C
(77°F)		26°C
(80°F)		25°C
(77°F)		21°C
(71°F)		18°C
(66°F)		15°C
(60°F)
Mean minimum10°C
(50°F)		11°C
(51°F)		11°C
(53°F)		13°C
(56°F)		16°C
(61°F)		20°C
(68°F)		23°C
(74°F)		25°C
(77°F)		22°C
(72°F)		18°C
(65°F)		15°C
(59°F)		12°C
(53°F)
Minimum8°C
(47°F)		8°C
(46°F)		10°C
(50°F)		12°C
(54°F)		15°C
(59°F)		18°C
(64°F)		21°C
(71°F)		23°C
(74°F)		20°C
(69°F)		17°C
(63°F)		13°C
(56°F)		10°C
(49°F)

Compare climate in Valletta with other places

Compare temperature, precipitation, sunshine, UV index in Valletta, Malta with other places around the world.

Monthly average precipitation in Valletta, Malta

Valletta usually has the most precipitation in October, November and December, with an average of 10 rainy days and 92 mm (3.6 inches) of precipitation per month. The driest months in Valletta are June, July and August. On average, 2 mm (0.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Valletta. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)41 (1.6)45 (1.8)36 (1.4)9 (0.4)6 (0.2)3 (0.1)0 (0.0)4 (0.1)25 (1.0)111 (4.4)109 (4.3)58 (2.3)
Average precipitation days (≥ 1 mm)9663200059139

Monthly sunshine hours in Valletta, Malta

The sunniest months in Valletta are May, June and July, when the sun shines an average of 13 hours 5 minutes a day. Least sunny months in Valletta: January, November and December receive an average of 8 hours 22 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Valletta. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours223278339352393397412392339318272274
Mean daily daylight hours10h 0m10h 52m11h 58m13h 6m14h 4m14h 32m14h 17m13h 27m12h 21m11h 14m10h 15m9h 45m

Solar UV radiation in Valletta, Malta

Valletta experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 10 - 11, which corresponds to the Very High / Extreme category of sun exposure. January, November and December are in the Moderate exposure category. In these months, the maximum values of the UV index do not exceed 4. For more detailed information, check out our hourly Valletta UV Index data.

Average daily maximum UV levels by month for Valletta. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)357991011108743