May Weather in Hallein, Austria

Last updated: February 26, 2025

In May, Hallein, Austria experiences a delightful mix of weather. With a maximum temperature reaching 28°C (83°F), the month offers a warm embrace during the day. However, the average temperature dips to a cooler 11°C (53°F), while nights can be brisk with lows around -7°C (20°F). This period sees precipitation amounting to 216 mm (8.5 in), spread over 22 days, contributing to the lush greenery that characterizes the region. The air maintains a humidity level of 74%, creating a refreshing atmosphere perfect for enjoying the early signs of spring.

May Temperature in Hallein

May in Hallein, Austria, ushers in a delightful transition from the chill of winter to the warmth of summer. With minimum temperatures around -7°C (20°F), the month begins to show more promise, but it's the average temperature of 11°C (53°F) that highlights the emergence of milder days. As the month progresses, you can expect daytime highs reaching a pleasant 28°C (83°F), hinting at the vibrant life that blossoms in the region. This significant shift from the preceding months reflects a steady incremental rise, showcasing Hallein's inviting landscape as it shakes off the frost, making May an ideal time for outdoor adventures and exploration. Enjoy the fresh air and the blooming beauty as nature comes alive!

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

The chart illustrates May temperature patterns in Hallein, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec283337465363636355483831
Data source: Temperature data for Hallein 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 Hallein

May marks a significant shift in Hallein, Austria’s precipitation patterns, with total rainfall reaching an impressive 216 mm (8.5 in), making it the wettest month of the year. This surge in moisture is accompanied by 22 rainy days, reflecting a robust increase in precipitation compared to the preceding months. While April's milder 103 mm (4.0 in) and January's 135 mm (5.3 in) hint at the seasonal transition, May's deluge sets the stage for the lush greenery that characterizes the region. As spring matures, the consistent rainfall not only invigorates the landscape but also highlights a trend of increased precipitation leading into the warmer summer months, with June and July following closely behind. The contrast between prior months and May emphasizes the dynamic climate of Hallein, encapsulating the essence of spring with its verdant promise.

May Precipitation Trends in Hallein

The chart displays monthly precipitation patterns in Hallein, 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.
JanFebMarAprMayJunJulAugSepOctNovDec13511212510321618623020815614086165
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Hallein

In Hallein, Austria, May marks a significant shift in humidity levels as they dip to 74%, the lowest since January. This gradual decline from 91% in January to 74% in May highlights a transition into warmer months, contributing to a more comfortable atmosphere for residents and visitors alike. Following this peak in early spring, humidity continues to hover around the mid-seventies through June and July, indicating a generally stable climate as summer approaches. By August, however, humidity takes a further drop to 68%, suggesting drier conditions that are typical for the height of summer. Overall, the trend shows a move towards more pleasant, less humid conditions, perfect for enjoying the scenic beauty of Hallein during this vibrant time of year.

May Average Humidity in Hallein

This chart illustrates the average monthly humidity levels in Hallein, with May's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how May's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec91%87%82%79%74%75%74%69%74%88%90%89%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Hallein

In May, Hallein experiences a significant surge in UV intensity, with the UV Index reaching 8, indicating a very high exposure category. This marks a steep increase from the previous months, as the UV Index rises from 7 in April, and presents a stark contrast to the lower indexes of winter. The reduced burn time of just 15 minutes underscores the need for heightened sun protection, as the sun becomes increasingly intense. Following May, the UV Index remains high into June and July, peaking at 9. Staying informed about the UV levels is crucial for enjoying the outdoors safely. For more detailed information, visit Hallein UV Index.

Maximum UV Index Levels in Hallein for May

The chart shows the monthly maximum UV Index (UVI) for Hallein 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.
JanFebMarAprMayJunJulAugSepOctNovDec236789986432
Data source: Hallein 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 Hallein

As spring unfolds in Hallein, Austria, May basks in a glorious 342 hours of sunshine, a significant uptick from the preceding months. This trend signals the transition into the brighter days of summer, where sunlight steadily increases. After April's already impressive 335 hours, May's days grow longer, setting the stage for even sunnier June and July, which both boast over 370 hours of radiant light. The sunshine hours during this month not only enhance the beauty of the landscape but also elevate local spirits, inviting residents and visitors alike to enjoy the blossoming nature and vibrant outdoor activities. With the gentle warmth and abundant daylight, May stands as a delightful bridge into the sun-soaked summer that Hallein eagerly anticipates.

Monthly Sunshine Duration in Hallein: May Highlighted

The May sunshine duration represents the total number of hours Hallein 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.
JanFebMarAprMayJunJulAugSepOctNovDec161h233h292h335h342h379h397h358h298h273h222h184h
Data source: Hallein May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Hallein During May

In Hallein, Austria, the likelihood of sunny weather in May tends to be relatively low at 26%, marking a noticeable dip compared to the sunnier months that precede and follow it. While February enjoys a hopeful 45% chance of sunshine, the chances seem to gradually decline as spring progresses, with March and April showcasing 41% and 39% respectively. Interestingly, the tendency for brighter days begins to pick up again in the summer months, with June and July hovering around 39% and 34%. This suggests that while May may not boast the sunniest skies, the transition into summer brings warmer and sunnier prospects for the residents of Hallein.

Percentage of Sunny Days in May in Hallein

The chart illustrates the percentage of sunny days in Hallein 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 Hallein experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec17%45%41%39%26%39%34%31%48%38%32%23%
Data source: Hallein May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Hallein in May

In Hallein, Austria, the daylight duration experiences a remarkable transformation as the year progresses. Beginning in January with just 8 hours of light, days gradually lengthen, reaching 10 hours in February and expanding to 11 hours by March. This upward trend continues through the spring, peaking in May with an impressive 15 hours of daylight, a thrilling invitation to enjoy the outdoors. June maintains this generous brightness, before a gradual decline starts in August, where daylight recedes to 14 hours. As autumn approaches, the daylight hours diminish steadily, closing the year with 10 hours in October, followed by a return to the shorter days of November and December. This cyclical pattern highlights the vibrant contrast between the luminous summer months and the more subdued winter days, marking Hallein's rhythmic dance with daylight throughout the year.

Average Daylight Hours in Hallein for May

The chart illustrates the variation in daylight duration in Hallein throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 54m10h 14m11h 55m13h 39m15h 8m15h 54m15h 30m14h 10m12h 31m10h 48m9h 16m8h 28m
Data source: Hallein daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Hallein

In Hallein, Austria, May maintains a gentle breeze with an average wind speed of 1.9 m/s (4 mph), consistent with the preceding months of April and January. This trend highlights a notably calm spring, perfect for outdoor activities and enjoying the burgeoning greenery. As the temperatures rise, the wind speed remains surprisingly steady, unlike the subsequent summer months where it dips to a softer 1.5 m/s (3 mph) in July and August. Overall, the May winds encapsulate the tranquil charm of the season, inviting locals and visitors alike to savor the serene landscapes and pleasant weather before the warmer, stiller days of summer arrive.

Average May Wind Speed in Hallein

The chart displays monthly wind speed patterns in Hallein, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.91.81.81.91.9 m/s1.61.51.51.51.71.51.7
Data source: Hallein May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Hallein Compares to Other Months

The weather in Hallein changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of May's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Hallein and find detailed weather information for every month.

When comparing the weather in May and January, notable differences emerge. May experiences a broader temperature range with temperatures ranging from a chilly -7°C (20°F) to a warm 28°C (83°F), resulting in an average of 11°C (53°F). In contrast, January's temperatures are significantly colder, with a minimum of -21°C (-6°F) and a maximum of 10°C (51°F), leading to an average of -2°C (28°F). Additionally, May sees more precipitation, totaling 216 mm (8.5 in) over 22 days, while January has less, with 135 mm (5.3 in) spread across 13 days. Humidity levels also differ, with May at 74% and January higher at 91%. For more detailed insights on January weather, you can visit Hallein weather in January.

May and February present quite contrasting weather conditions. In May, temperatures range from a chilly minimum of -7°C (20°F) to a pleasant average of 11°C (53°F) and can reach as high as 28°C (83°F), offering a much warmer climate overall. This month sees an average precipitation of 216 mm (8.5 in) over 22 days, with humidity levels at 74%, making the air feel quite wet. In contrast, February experiences colder temperatures, with a minimum of -19°C (-2°F) and a much lower average of 0°C (33°F), peaking at only 16°C (61°F). Precipitation in February is less, totaling 112 mm (4.4 in) across 14 days, accompanied by a higher humidity of 87%, which can add to the chill of the season. For more detailed information, you can visit Hallein weather in February.

In comparing the weather of May and March, we find significant differences in temperature and precipitation. May experiences milder temperatures, with an average of 11°C (53°F) and maximums reaching up to 28°C (83°F), while March tends to be chillier, starting at a minimum of -18°C (0°F) and averaging just 3°C (38°F). Precipitation is higher in May, totaling 216 mm (8.5 in) over 22 days, compared to March's 125 mm (4.9 in) over 17 days. Additionally, humidity levels are slightly lower in May at 74%, compared to March's higher level of 82%. For those interested in the specifics of March weather, more details can be found at Hallein weather in March.

In comparing the weather conditions of April and May, May tends to showcase a broader range of temperatures, with a minimum of -7°C (20°F), an average of 11°C (53°F), and a maximum reaching up to 28°C (83°F). This is a noticeable increase from April, which experiences a minimum of -9°C (16°F), an average of 8°C (46°F), and a maximum of 25°C (77°F). Furthermore, May brings significantly more precipitation, totaling 216 mm (8.5 in) over 22 days, compared to April's 103 mm (4.0 in) over just 13 days. Interestingly, while humidity in April is slightly higher at 79%, May's average humidity also remains substantial at 74%. For a detailed look at April's weather, you can visit Hallein weather in April.

In comparing the weather of May and June, we observe a notable increase in temperatures as June brings a milder min temperature of 3°C (37°F) compared to May's colder minimum of -7°C (20°F), while the average temperature rises from 11°C (53°F) in May to 17°C (63°F) in June. The maximum temperatures also climb, reaching up to 32°C (90°F) in June, compared to May's high of 28°C (83°F). Precipitation decreases slightly from 216 mm (8.5 in) over 22 days in May to 186 mm (7.3 in) over 17 days in June, and humidity remains relatively consistent with 74% in May and 75% in June. For more detailed information, visit Hallein weather in June.

In comparing the weather conditions of May and July, May experiences cooler temperatures with a minimum of -7°C (20°F), averaging at 11°C (53°F), and a maximum of 28°C (83°F). In contrast, July tends to be warmer, featuring a minimum of 7°C (45°F), an average of 17°C (63°F), and a peak temperature of 33°C (92°F). Both months see similar humidity levels at 74%, but July has slightly higher precipitation, measuring 230 mm (9.1 in) over 20 days compared to May's 216 mm (8.5 in) over 22 days. For further details about July weather, you can check Hallein weather in July.

May and August present contrasting weather patterns, highlighting the transition from spring to late summer. In May, temperatures can dip as low as -7°C (20°F) and average around 11°C (53°F), with a peak of 28°C (83°F). This month sees approximately 216 mm (8.5 in) of precipitation over about 22 days, accompanied by relatively high humidity at 74%. In contrast, August offers a milder range, with minimum temperatures of 5°C (41°F) and an average of 17°C (64°F), reaching up to a maximum of 33°C (92°F). The precipitation in August is slightly less at 208 mm (8.2 in), spread over 18 days, and humidity drops to 68%. For more details on August weather, check out Hallein weather in August.

May and September offer distinct weather experiences, with May typically featuring a wider temperature range, where temperatures can dip as low as -7°C (20°F) and rise to a maximum of 28°C (83°F), averaging around 11°C (53°F). In contrast, September boasts milder conditions, experiencing minimum temperatures of -2°C (28°F) and maximum temperatures of 27°C (81°F), with an average of 13°C (56°F). Additionally, May sees higher levels of precipitation, measuring 216 mm (8.5 in) over 22 days, compared to September's 156 mm (6.2 in) across 15 days. Despite these differences, both months maintain a consistent humidity level of 74%. For more detailed insights about September weather, you can visit Hallein weather in September.

May and October present distinct weather patterns. In May, temperatures range from a chilly -7°C (20°F) at night to a warm 28°C (83°F) during the day, with an average temperature of 11°C (53°F). This month is characterized by significant rainfall, totaling 216 mm (8.5 in) over 22 days, alongside a moderate humidity level of 74%. In contrast, October sees milder temperatures, with nighttime lows of -2°C (29°F) and daytime highs reaching 22°C (73°F), averaging around 9°C (48°F). While the month is drier with only 140 mm (5.5 in) of precipitation spread over 14 days, humidity rises to 88%. For more insights on the specific weather conditions during this month, check out Hallein weather in October.

In May, temperatures range from a brisk -7°C (20°F) at night to a comfortable 28°C (83°F) during the day, with an average of 11°C (53°F). This month tends to be quite humid, with an average of 74% and significant precipitation, accumulating to 216 mm (8.5 in) over about 22 days. In stark contrast, November experiences colder temperatures, with a minimum of -10°C (14°F) and a maximum of 18°C (65°F), yielding an average temperature of just 3°C (39°F). The month is also marked by higher humidity at 90%, but with less precipitation, totaling 86 mm (3.4 in) across only 10 days. For more detailed weather insights, check Hallein weather in November.

May and December present stark contrasts in weather. In May, temperatures range from a chilly -7°C (20°F) at night to a warm 28°C (83°F) during the day, with an average of 11°C (53°F). The month is marked by substantial rainfall, totaling 216 mm (8.5 in) over 22 days, and the humidity sits at a moderate 74%. In contrast, December experiences much colder temperatures, with a minimum of -15°C (6°F) and an average temperature of 0°C (31°F), peaking at just 13°C (55°F). While precipitation is lower at 165 mm (6.5 in) across 18 days, the humidity is notably higher at 89%. For further details, see Hallein weather in December.

Compare Hallein's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Hallein

May in Hallein brings a vibrant shift in weather as the region transitions from the chill of spring to the warmth of summer. With temperatures peaking at a delightful 28°C (83°F) and a higher average of 11°C (53°F), the month invites outdoor exploration and enjoyment. However, it's not without its challenges, as precipitation is frequent, with rainfall occurring on 22 days and totaling 216 mm (8.5 in), contrasting the drier months ahead. This increase in humidity, averaging at 74%, adds a lushness to the landscape, making May an invigorating yet unpredictable time of year. To explore more about the weather patterns and climate in this charming Austrian town, visit Hallein Climate.