May Weather in Mosta, Malta

Last updated: August 21, 2025

Experience the charm of Mosta, Malta in May, where pleasant temperatures set the stage for delightful outdoor adventures. With a maximum of 23°C (74°F) and a comfortable average of 19°C (66°F), daytime warmth is complemented by cooler nighttime lows of 15°C (59°F). Despite the overall sunny disposition, expect a light precipitation of just 6 mm (0.2 in) over 2 days, ensuring the lush landscape flourishes. With an average humidity of 80%, the air carries a refreshing sense of warmth, perfect for exploring the rich cultural heritage and picturesque scenery that Mosta has to offer.

May Temperature in Mosta

In Mosta, Malta, May marks a delightful transition into warmer weather, with temperatures showcasing a notable rise. Average daily temperatures hover around 19°C (66°F), providing an inviting climate for both locals and visitors. The month begins with a minimum of 15°C (59°F) and peaks at a pleasant 23°C (74°F), indicating that the chill of winter has given way to a more temperate, sun-kissed atmosphere. This gradual warming trend from previous months not only enhances outdoor activities but also sets the stage for the impending summer heat. As nature flourishes, May in Musta becomes a vibrant tapestry of blooming landscapes and leisurely days, perfect for exploring the cultural richness of this beautiful Maltese town.

May Weather in Mosta: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Mosta, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mosta, May typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec575858616673788178726761
Data source: Temperature data for Mosta generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Mosta

May marks a transition into the dry summer months in Mosta, Malta, with rainfall dwindling to just 6 mm (0.2 in) over a mere 2 days. This represents a significant drop from the wetter early spring months, where April's 9 mm was already starting to indicate the onset of drier weather. As May progresses, the landscape becomes increasingly sun-kissed, as the rare showers become less frequent, paving the way for the dry spell that follows in June and July. The evident decline in precipitation reflects Malta's Mediterranean climate, characterized by a stark contrast between the wet and dry seasons, setting the stage for the warm, sunny days ahead.

May Precipitation Trends in Mosta

The chart displays monthly precipitation patterns in Mosta, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Mosta, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec414536963042511110958
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Mosta

In Mosta, Malta, the month of May marks a notable increase in humidity, reaching 80%. This trend continues the gradual rise observed since January, where humidity levels started at 71%. The progression is particularly evident as spring gives way to summer; April's 78% humidity paves the way for May's peak, signaling a shift toward the balmy, warm months ahead. Following May, humidity remains high in June at 81%, suggesting that residents and visitors can expect a moist atmosphere as the summer heat intensifies. Overall, the humidity trends in Mosta reflect a clear pattern of increasing levels as the year progresses, with May serving as a prominent indicator of the sultry season on the horizon.

May Average Humidity in Mosta

This chart illustrates the average monthly humidity levels in Mosta, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Mosta is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec71%70%73%78%81%81%78%77%77%73%71%70%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Mosta

In Mosta, Malta, May marks a striking transition into peak sun intensity, with a UV Index of 9 categorizing it as very high. This is consistent with April's intensity, reflecting a sharp rise in sun exposure as summer approaches. With just 15 minutes of unprotected sun exposure leading to potential burns, it’s crucial to remain vigilant. As we navigate through the warmer months, the UV Index remains elevated, reaching its peak in July. Notably, this trend emphasizes the importance of sun safety throughout the season, as May serves as a precursor to the intense days ahead. For more detailed UV forecasts, visit Mosta UV Index.

Maximum UV Index Levels in Mosta for May

The chart shows the monthly maximum UV Index (UVI) for Mosta in May, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In May, the maximum UV index in Mosta typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357991011108743
Data source: Mosta May UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

May Sunshine in Mosta

May in Mosta, Malta, basks in an impressive 394 hours of sunshine, marking a beautiful transition into summer. This month stands out as a peak in daylight, showcasing a steady ascent from 223 hours in January to an impressive count that rivals June's 397 hours. As spring blossoms, the increasing sunlight heralds longer days, creating an inviting atmosphere for outdoor activities. The trend of expanding hours of sunshine continues through summer, emphasizing May's role as a vibrant precursor to the sun-soaked days of July and August. With this wealth of daylight, May is not just a month; it’s an invitation to relish the sunshine and embrace the warmth that Malta has to offer.

Monthly Sunshine Duration in Mosta: May Highlighted

The May sunshine duration represents the total number of hours Mosta experiences direct sunlight during the month of May, excluding cloudy or obstructed periods. This chart compares the sunshine duration of May with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec223h279h339h353h394h397h413h392h340h318h273h274h
Data source: Mosta May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Mosta During May

In Mosta, Malta, the month of May presents a promising outlook for sun enthusiasts, with a 71% chance of sunny weather. This marks a slight decline from the brighter month of March at 70% but remains a solid choice for outdoor activities, particularly as the region transitions into summer. As we observe trends throughout the year, May shares a sunny disposition similar to February (74%) but outshines the cooler April at 52%. With the likelihood of sunshine continuing to rise in the summer months—peaking in July at an impressive 98%—May is an ideal time to take advantage of the pleasantly warm spring days in Mosta.

Percentage of Sunny Days in May in Mosta

The chart illustrates the percentage of sunny days in Mosta throughout the year, with May highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Mosta experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec53%74%70%52%71%79%98%97%74%51%49%60%
Data source: Mosta May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Mosta in May

As spring blooms into summer in Mosta, Malta, May heralds a significant increase in daylight, with the sun gracing the sky for an impressive 14 hours each day. This vibrant month stands out, mirroring the daylight duration seen in June and July, when the days are at their longest. Following the gradual progression from 10 hours in January and February, the daylight hours steadily climb, showcasing a clear upward trend. By April, there’s a noticeable surge to 13 hours, culminating in May's peak. After this bright pinnacle, daylight begins to wane again as summer gives way to autumn, with each month thereafter gently declining from June’s abundance. This rhythm of light and dark not only shapes the natural world but also influences the daily lives of those in Mosta, bringing a dynamic contrast throughout the year.

Average Daylight Hours in Mosta for May

The chart illustrates the variation in daylight duration in Mosta throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h10h 52m11h 58m13h 6m14h 4m14h 32m14h 17m13h 27m12h 21m11h 14m10h 15m9h 45m
Data source: Mosta daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Mosta

In Mosta, Malta, May heralds a gentle breeze with an average wind speed of 4.9 m/s (11 mph), marking a notable decline from the windier months that precede it. Following a pattern established over the spring, this slight reduction in wind velocity indicates the onset of warmer summer months. Prior to May, the winds were more robust, peaking at 8.5 m/s (19 mph) in January and gradually tapering off. As summer approaches, with the seasonal average dropping to around 4.0 m/s (9 mph) in June, it becomes apparent that the winds of May signal a transition, providing a serene backdrop perfect for enjoying the vibrant local culture and stunning seaside vistas. This tranquil wind pattern invites both locals and visitors to bask in the beautiful Maltese atmosphere as life transitions into the sun-drenched days of summer.

Average May Wind Speed in Mosta

The chart displays monthly wind speed patterns in Mosta, with values for each month shown alongside May's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how May's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec8.56.46.76.54.9 m/s4.04.14.24.76.76.28.1
Data source: Mosta May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Mosta Compares to Other Months

Weather in Mosta varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Mosta, focusing on differences in temperature, rainfall, humidity, and UV levels.

In comparing the weather between May and January, May tends to be significantly warmer with average temperatures ranging from 15°C (59°F) to a pleasant 23°C (74°F), whereas January has a cooler range of 8°C (47°F) to 21°C (71°F). May also enjoys lower precipitation, with only 6 mm (0.2 in) over just 2 days, compared to January's wetter conditions, receiving 41 mm (1.6 in) across 9 days. Additionally, the humidity is higher in May at 80%, compared to a more comfortable 71% in January. For more details, you can check out the Mosta weather in January.

May offers a warmer climate compared to February, with average temperatures ranging from 15°C (59°F) to 23°C (74°F) as opposed to February's 8°C (46°F) to 19°C (66°F). Precipitation is significantly lower in May, with only 6 mm (0.2 in) of rain over 2 days, while February experiences a much wetter season with 45 mm (1.8 in) of rain spread across 6 days. Additionally, May's humidity is higher at 80%, compared to February's more comfortable 70%. Overall, May presents a milder and drier weather alternative to the cooler and wetter conditions found in February. For more details, you can check Mosta weather in February.

In comparison to March, May enjoys milder temperatures, with minimums averaging 15°C (59°F) and maximums reaching up to 23°C (74°F), while March has a lower average of 15°C (58°F) and a maximum of 20°C (69°F). May also experiences significantly less precipitation, with only 6 mm (0.2 in) over just 2 days, compared to March’s 36 mm (1.4 in) spread across 6 days. Additionally, May's higher humidity level of 80% adds to the warmer feel, while March's humidity stands at 73%. For more details on the weather in March, you can check Mosta weather in March.

In comparing the weather of April and May, we see a noticeable increase in temperatures, with May averaging 19°C (66°F) compared to April's 16°C (61°F). The minimum temperatures also rise, with May starting at 15°C (59°F), while April begins at 12°C (54°F). Precipitation in May decreases to just 6 mm (0.2 in) over two days, a slight improvement from April's 9 mm (0.4 in) spread across three days. Additionally, humidity remains relatively similar, with May at 80% and April at 78%. For a detailed look at April weather specifics, check out Mosta weather in April.

May weather features mild temperatures with a minimum of 15°C (59°F) and an average of 19°C (66°F), peaking at a maximum of 23°C (74°F). Despite some rainfall totaling 6 mm (0.2 in) over two days, the humidity remains high at 80%. In contrast, June offers warmer conditions with a minimum of 18°C (64°F), an average of 23°C (73°F), and a maximum reaching 29°C (84°F). Notably, June is drier, recording only 3 mm (0.1 in) of precipitation with no rainy days, while humidity slightly increases to 81%. For more detailed insights, you can check Mosta weather in June.

May and July present contrasting weather conditions. In May, temperatures range from a mild minimum of 15°C (59°F) to a pleasant maximum of 23°C (74°F), with an average of 19°C (66°F). The month sees about 6 mm (0.2 in) of precipitation over 2 days, and the humidity sits at a relatively high 80%. In contrast, July boasts warmer weather, with temperatures starting at a minimum of 21°C (71°F) and peaking at a maximum of 29°C (85°F), averaging 26°C (78°F). Notably, July is dry, recording no precipitation on any day, and the humidity level drops slightly to 78%. For more detailed insights, check out Mosta weather in July.

In May, the weather is generally mild with temperatures ranging from a minimum of 15°C (59°F) to a maximum of 23°C (74°F), averaging around 19°C (66°F). With 6 mm (0.2 in) of precipitation over just 2 days, the month tends to be more humid with an 80% humidity level. In contrast, August offers much warmer conditions, featuring a minimum temperature of 23°C (74°F) and highs reaching up to 31°C (88°F), averaging 27°C (81°F). Notably, August experiences less precipitation, totaling only 4 mm (0.1 in) with no rainy days, and slightly lower humidity at 77%. For more details on the weather during this month, check out Mosta weather in August.

May and September present distinct weather experiences. In May, temperatures range from a mild 15°C (59°F) at night to a comfortable 23°C (74°F) during the day, with an average of 19°C (66°F). The month sees minimal rainfall, with only 6 mm (0.2 in) over just 2 days, and humidity levels are relatively high at 80%. In contrast, September offers warmer conditions, with nighttime lows of 20°C (69°F) and daytime highs averaging 28°C (83°F), resulting in an average temperature of 25°C (78°F). However, it is wetter, with precipitation reaching 25 mm (1.0 in) across 5 days, while humidity slightly decreases to 77%. For more specifics on September weather patterns, you can check Mosta weather in September.

May and October present distinct weather patterns that reflect the transition between spring and autumn. In May, temperatures range from a minimum of 15°C (59°F) to a comfortable maximum of 23°C (74°F), with an average of 19°C (66°F). This month experiences relatively low precipitation, totaling only 6 mm (0.2 in) over about 2 days, along with a higher humidity level of 80%.

In contrast, October witnesses warmer temperatures, with a minimum of 17°C (63°F) and a maximum reaching up to 29°C (85°F), averaging 22°C (72°F). However, this month also sees a significant increase in precipitation, totaling 111 mm (4.4 in) spread over 9 days, and a lower humidity level of 73%. For more detailed information about weather in October, you can explore Mosta weather in October.

In May, the weather is generally mild and pleasant, with average temperatures ranging from a minimum of 15°C (59°F) to a maximum of 23°C (74°F). The month experiences minimal precipitation, totaling just 6 mm (0.2 in) over about 2 days, and the humidity is relatively high at 80%. By contrast, November sees slightly cooler temperatures, with a minimum of 13°C (56°F) and a maximum of 24°C (76°F), but it also faces significantly higher precipitation, totaling 109 mm (4.3 in) over about 13 days. The humidity in November is lower at 71%, creating a different atmosphere compared to the lush, humid May. For more detailed information about November weather specifically, visit Mosta weather in November.

In May, the weather is generally warmer and more pleasant, with average temperatures ranging from a minimum of 15°C (59°F) to a maximum of 23°C (74°F). This month sees low precipitation, accumulating only 6 mm (0.2 inches) over just 2 days, and higher humidity at 80%. In contrast, December experiences cooler temperatures, with an average ranging from 10°C (49°F) to 20°C (69°F). Rainfall is significantly higher during this month, totaling 58 mm (2.3 inches) over 9 days, and humidity levels are lower at 70%. For more detailed insights, check out Mosta weather in December.

Compare Mosta's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Mosta

May in Mosta unveils a delightful transition from the cooler spring months to the warmth of early summer. With pleasant average temperatures around 19°C (66°F), this month invites residents and visitors alike to bask in the mild climate, featuring maximums of 23°C (74°F) and minimums rarely dipping below 15°C (59°F). Unlike the wetter winter months, May only experiences a mere 6 mm (0.2 in) of precipitation over just a couple of days, making it an ideal time to explore outdoor activities. The humidity remains notable at 80%, but it’s balanced by the increased sunshine, creating a charming environment perfect for enjoying Mosta's stunning landscapes. For a deeper dive into how May fits into the overall climate of this beautiful town, check out Mosta Climate.