May Weather in Gressoney-Saint-Jean, Italy

Last updated: March 24, 2025

In May, Gressoney-Saint-Jean experiences a dynamic shift in weather, with maximum temperatures reaching 18°C (65°F) and an average of 6°C (42°F), while nighttime can dip to a chilly -9°C (16°F). This month is characterized by significant precipitation, accumulating to 173 mm (6.8 in) over 22 days, leading to a humidity level of 74%. Visitors can expect a mix of cool breezes and the potential for rain, making it a season of rejuvenation for this enchanting Italian retreat.

May Temperature in Gressoney-Saint-Jean

In Gressoney-Saint-Jean, Italy, May breathes life into the alpine landscape as temperatures begin to rise, showcasing a delightful transition from the harshness of winter. With a minimum of -9°C (16°F) and a comfortable average of 6°C (42°F), the month offers a refreshing escape from the biting cold of prior months. As days lengthen and sun-kissed afternoons become more common, the maximum temperature peaks at a pleasant 18°C (65°F), inviting outdoor enthusiasts to explore the breathtaking scenery. This shift towards warmer weather is a clear signal that spring has arrived, encouraging all to revel in the beauty of Gressoney-Saint-Jean's soon-to-be blooming trails and lush surroundings.

May Weather in Gressoney-Saint-Jean: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Gressoney-Saint-Jean, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec192427344252555548402920
Data source: Temperature data for Gressoney-Saint-Jean generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Gressoney-Saint-Jean

May in Gressoney-Saint-Jean, Italy, marks a notable peak in precipitation, with 173 mm (6.8 in) of rain recorded over 22 days. This significant increase not only highlights May as one of the wettest months of the year, paralleling the rainfall expected in June but also indicates a transition from the drier winter months. The frequency of rainy days rises in May, suggesting a shift towards a more temperate and dynamic climate as spring progresses, with moisture setting the stage for the lush greenery that characterizes the region. As the thaw occurs, these patterns contribute to the stunning alpine landscapes that attract nature enthusiasts to this breathtaking locale.

May Precipitation Trends in Gressoney-Saint-Jean

The chart displays monthly precipitation patterns in Gressoney-Saint-Jean, 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.
JanFebMarAprMayJunJulAugSepOctNovDec86529013617317315715699187162106
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

May Humidity in Gressoney-Saint-Jean

In Gressoney-Saint-Jean, Italy, the month of May experiences a moderate humidity level of 74%, reflecting a slight decrease from the preceding months. As spring unfolds, the humidity begins to taper off from the higher levels seen in winter and early spring, where January and February showcased notable highs of 88% and 81%, respectively. This gradual decline continues into the summer months, with June dipping to 71% and July reaching a comfortable 67%. Overall, May serves as a transitional period, balancing the lingering moisture of spring while hinting at the drier conditions that lie ahead.

May Average Humidity in Gressoney-Saint-Jean

This chart illustrates the average monthly humidity levels in Gressoney-Saint-Jean, 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.
JanFebMarAprMayJunJulAugSepOctNovDec88%81%76%77%74%71%67%64%74%87%88%85%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Gressoney-Saint-Jean

As May arrives in Gressoney-Saint-Jean, Italy, residents and visitors alike should be prepared for a very high UV Index of 9, signaling an increased need for sun protection. This month continues the trend of intensifying UV exposure that began in March, witnessing a gradual rise from a moderate UV Index of 4 in February to the critical levels seen now. With a burn time of only 15 minutes, the risk of skin damage is significant, urging outdoor enthusiasts to take precautions seriously. As summer approaches and UV levels peak in the following months, staying informed and protected becomes crucial. For more details, visit the Gressoney-Saint-Jean UV Index.

Maximum UV Index Levels in Gressoney-Saint-Jean for May

The chart shows the monthly maximum UV Index (UVI) for Gressoney-Saint-Jean 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.
JanFebMarAprMayJunJulAugSepOctNovDec24789101097532
Data source: Gressoney-Saint-Jean 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 Gressoney-Saint-Jean

As May unfolds in Gressoney-Saint-Jean, Italy, the days grow longer and sunnier, boasting 383 hours of glorious sunshine. This marks a notable increase from the previous months, with an upward trend that started in January with just 189 hours. The gradual ascent toward summer is evident, peaking in July at 428 hours, while May's delightful sunshine invites visitors to enjoy the blooming landscapes and vibrant culture. Following May, sunshine hours begin to taper off, signaling a transition into the cooler months. Overall, May stands out as a lively precursor to the sun-drenched days of summer, making it a perfect time to experience the breathtaking beauty of this alpine gem.

Monthly Sunshine Duration in Gressoney-Saint-Jean: May Highlighted

The May sunshine duration represents the total number of hours Gressoney-Saint-Jean 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.
JanFebMarAprMayJunJulAugSepOctNovDec189h244h316h344h383h406h428h395h334h292h219h222h
Data source: Gressoney-Saint-Jean May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Gressoney-Saint-Jean During May

In Gressoney-Saint-Jean, the likelihood of sunny weather in May hovers around 38%, signaling a mix of sunny days interspersed with clouds. As spring unfolds, this probability reflects a slight decline from the peak sunny days of 54% in March, but it surpasses the somewhat gloomy outlook of April, which stands at 42%. This trend indicates that while May can still offer a fair share of sun-drenched moments, the region begins to transition into the more unpredictable weather patterns that summer brings, as seen in June with only a 28% chance of clear skies. Thus, if you're planning a visit in May, expect a delightful blend of sun and shade that captures the essence of early summer in the Italian Alps.

Percentage of Sunny Days in May in Gressoney-Saint-Jean

The chart illustrates the percentage of sunny days in Gressoney-Saint-Jean 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 Gressoney-Saint-Jean experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec32%43%54%42%38%28%37%51%27%46%38%47%
Data source: Gressoney-Saint-Jean May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Gressoney-Saint-Jean in May

In Gressoney-Saint-Jean, Italy, the transition from winter to summer brings a delightful increase in daylight hours. Starting with only 9 hours in January, the days gradually lengthen, gaining an hour in February and reaching 11 hours by March. As spring unfolds, daylight continues to expand significantly, culminating in a vibrant 14 hours by May. This trend peaks in June and July with a generous 15 hours, allowing ample time to bask in the stunning alpine landscapes. As summer wanes, August sees a slight reduction back to 14 hours, followed by a gentle decline into autumn with 12 hours in September. The cycle concludes as daylight hours dwindle to 9 hours in November and 8 hours by December, marking the return to winter's embrace. Each month offers a unique opportunity to enjoy nature's beauty as it transforms with the changing light.

Average Daylight Hours in Gressoney-Saint-Jean for May

The chart illustrates the variation in daylight duration in Gressoney-Saint-Jean throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 7m10h 22m11h 56m13h 33m14h 55m15h 37m15h 15m14h 1m12h 29m10h 53m9h 28m8h 44m
Data source: Gressoney-Saint-Jean daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Gressoney-Saint-Jean

In May, Gressoney-Saint-Jean experiences a gentle breeze with an average wind speed of 1.5 m/s (3 mph), slightly lifting from the calmness of earlier months like February and April, which both recorded 1.2 m/s (3 mph). This modest increase hints at the warming spring days, inviting visitors to embrace outdoor activities amidst the enchanting alpine scenery. As the year progresses, wind speeds remain fairly consistent, with the winds of summer arriving in June at 1.1 m/s (3 mph), indicating a shift toward the more stable, milder breezes typical of the warmer months. Overall, May's winds embody a refreshing prelude to the enchanting summer landscape of this picturesque Italian village.

Average May Wind Speed in Gressoney-Saint-Jean

The chart displays monthly wind speed patterns in Gressoney-Saint-Jean, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.71.21.41.21.5 m/s1.11.21.21.11.21.31.7
Data source: Gressoney-Saint-Jean May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Gressoney-Saint-Jean Compares to Other Months

The weather in Gressoney-Saint-Jean 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 Gressoney-Saint-Jean and find detailed weather information for every month.

The comparison between May and January weather reveals a stark contrast in climate. May temperatures range from a chilly minimum of -9°C (16°F) to a pleasant maximum of 18°C (65°F), with an average of 6°C (42°F). In contrast, January experiences much colder temperatures, with a minimum of -23°C (-10°F) and a maximum of only 4°C (39°F), averaging a frigid -7°C (19°F). Additionally, May sees significantly more precipitation, totaling 173 mm (6.8 in) over 22 days, compared to 86 mm (3.4 in) over just 9 days in January. This is accompanied by a lower humidity level in May at 74%, versus January's higher humidity of 88%. For more detailed information, you can check out Gressoney-Saint-Jean weather in January.

When comparing the weather in May and February, the stark differences in temperature and precipitation are apparent. In May, temperatures typically range from a minimum of -9°C (16°F) to a pleasant maximum of 18°C (65°F), with an average of 6°C (42°F). This month also sees significant rainfall, with approximately 173 mm (6.8 in) of precipitation spread over 22 days, contributing to a humidity level of 74%.

In contrast, February presents a much colder climate, with temperatures dipping as low as -21°C (-6°F) and only reaching a maximum of 10°C (50°F), averaging -4°C (24°F). The precipitation is comparatively lower at 52 mm (2.1 in) over just 10 days, although the humidity remains relatively high at 81%. For those interested in specific weather patterns during February, more details can be found at this link: Gressoney-Saint-Jean weather in February.

When comparing the weather in May and March, May offers significantly milder temperatures, with a minimum of -9°C (16°F) and an average of 6°C (42°F), peaking at 18°C (65°F). In contrast, March features much colder conditions, with a minimum of -23°C (-9°F), an average of -3°C (28°F), and a maximum of 11°C (53°F). Precipitation is notably higher in May, totaling 173 mm (6.8 in) over 22 days, compared to 90 mm (3.5 in) over 13 days in March. While humidity levels are relatively close, at 74% in May and 76% in March, the overall atmosphere in May feels much more comfortable and welcoming. For additional details, you can check out Gressoney-Saint-Jean weather in March.

In comparing the weather between April and May, it's clear that May is generally warmer, with average temperatures rising from April's 1°C (34°F) to 6°C (42°F). Despite this increase, May experiences more variability with a maximum temperature reaching 18°C (65°F) compared to April’s peak of 14°C (57°F). Additionally, May sees more precipitation, totaling 173 mm (6.8 in) over 22 days, compared to April's 136 mm (5.3 in) across only 13 days. Humidity remains relatively high in both months, slightly decreasing from April's 77% to May's 74%. For a more detailed look at April weather, check out Gressoney-Saint-Jean weather in April.

May and June exhibit notable differences in weather patterns. In May, temperatures range from a chilly -9°C (16°F) at night to a mild 18°C (65°F) during the day, with an average of 6°C (42°F). The month is characterized by significant precipitation, totaling 173 mm (6.8 in) over 22 days, and a humidity level of 74%. In contrast, June sees a warmer climate, with temperatures dipping to -1°C (30°F) at night and peaking at 26°C (78°F), giving an average temperature of 11°C (52°F). Precipitation remains the same at 173 mm (6.8 in), but occurs over a greater number of days at 25, and humidity slightly decreases to 71%. For a detailed outlook on what to expect, check out Gressoney-Saint-Jean weather in June.

In May, the weather in Gressoney-Saint-Jean is characterized by cooler temperatures, with a minimum of -9°C (16°F) and an average of 6°C (42°F), reaching a maximum of 18°C (65°F). This month also sees significant precipitation, totaling 173 mm (6.8 in) over 22 rainy days and a humidity level of 74%. In contrast, July brings warmer conditions, with temperatures ranging from a minimum of 3°C (37°F) to a maximum of 22°C (72°F) and an average of 13°C (56°F). While July experiences slightly less rainfall at 157 mm (6.2 in), it has more rainy days (25) and lower humidity at 67%. For a detailed overview of July weather in Gressoney-Saint-Jean, visit Gressoney-Saint-Jean weather in July.

Comparing the weather in May and August reveals notable differences in both temperature and humidity. In May, temperatures range from a chilly minimum of -9°C (16°F) to a mild maximum of 18°C (65°F), with an average of 6°C (42°F). The month also experiences considerable precipitation, totaling 173 mm (6.8 in) over 22 days, along with relatively high humidity at 74%. In contrast, August presents much warmer conditions, with temperatures ranging from a minimum of 2°C (36°F) to a maximum of 24°C (76°F), averaging 13°C (55°F). Precipitation is slightly lower, at 156 mm (6.1 in), still spread across 22 days, but humidity drops to a more comfortable 64%. For a more detailed look at August weather, you can visit Gressoney-Saint-Jean weather in August.

In May, temperatures in Gressoney-Saint-Jean range from a chilly -9°C (16°F) at night to a mild 18°C (65°F) during the day, with an average temperature of around 6°C (42°F). The month is quite wet, receiving a substantial 173 mm (6.8 in) of precipitation over 22 days, maintaining a humidity level of 74%. In contrast, September sees a slight increase in temperature, with minimums of -4°C (26°F) and maximums reaching 19°C (67°F), averaging at 9°C (48°F). Precipitation decreases significantly to 99 mm (3.9 in) spread over 19 days, while humidity remains consistent at 74%. For a more detailed look at September weather in Gressoney-Saint-Jean, visit Gressoney-Saint-Jean weather in September.

In comparing the weather of May and October, both months experience chilly temperatures, but October is slightly cooler overall. May sees average temperatures ranging from a minimum of -9°C (16°F) to a maximum of 18°C (65°F), while October's temperatures are just a bit lower, with a minimum of -8°C (18°F) and a maximum of 16°C (61°F). Precipitation levels are also notable; October has a slightly higher rainfall total of 187 mm (7.4 in) compared to May's 173 mm (6.8 in), although October has less frequent rainy days, with precipitation occurring on 10 days versus May's 22 days. Additionally, October tends to be more humid, with a humidity level of 87% compared to May's 74%. For more details, check out Gressoney-Saint-Jean weather in October.

In May, the weather in Gressoney-Saint-Jean is characterized by milder temperatures, ranging from a chilly minimum of -9°C (16°F) to a pleasant maximum of 18°C (65°F), with an average of 6°C (42°F). Despite being spring, May sees considerable precipitation of 173 mm (6.8 in) over 22 days, and the humidity sits at 74%, creating a relatively damp atmosphere.

Conversely, November brings a sharper chill, with temperatures dropping to a minimum of -19°C (-2°F) and an average of -2°C (29°F), peaking at 11°C (53°F). While the total precipitation is slightly lower at 162 mm (6.4 in) spread over 14 days, the humidity rises to 88%, contributing to a more frigid and damp environment. For more details on the weather during this month, check out Gressoney-Saint-Jean weather in November.

In comparing the weather of May and December, there are notable differences in temperature, precipitation, and humidity levels. May boasts a more temperate climate, with average temperatures ranging from a chilly -9°C (16°F) at night to a pleasant 18°C (65°F) during the day. In contrast, December experiences significantly colder conditions, with nighttime lows plunging to -22°C (-7°F) and daytime highs only reaching 5°C (42°F).

Precipitation is also varied; May sees more rainfall at 173 mm (6.8 in) over 22 days, while December has lighter precipitation totals of 106 mm (4.2 in) spread over 14 days. Humidity is higher in December at 85%, compared to May’s average of 74%, contributing to a distinctively cold and crisp feel during the winter months. For more detailed information about this chilly month, you can refer to Gressoney-Saint-Jean weather in December.

Compare Gressoney-Saint-Jean's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Gressoney-Saint-Jean

As May unfolds in Gressoney-Saint-Jean, the weather begins to shift from the lingering chill of winter, offering a refreshing mix of mild temperatures and increasing humidity. With maximum temperatures reaching a pleasant 18°C (65°F), it marks a welcome transition towards warmer days, though the occasional dip to around -9°C (16°F) serves as a reminder of the lingering coolness from spring. The month also sees a marked increase in precipitation, occurring on roughly 22 days, which contributes to the lush greenery that characterizes this stunning alpine environment. This blend of conditions makes May a vibrant and dynamic month in Gressoney-Saint-Jean, offering a unique charm distinct from both the snowy months of winter and the hotter summer periods. For more detailed insights on the local climate, be sure to check out Gressoney-Saint-Jean Climate.