May Weather in Viimsi, Estonia

Last updated: August 21, 2025

May in Viimsi, Estonia offers a vibrant contrast of temperatures, with a maximum of 24°C (75°F) and an average of 10°C (50°F), while chilly nights can dip to a brisk -2°C (29°F). Visitors can expect a moderate precipitation amount of 54 mm (2.1 in) over 9 days, making light rain a frequent companion in this lush, emerging spring landscape. With a humidity level of 76%, the air is filled with the refreshing essence of new growth, inviting exploration of Viimsi's scenic beauty and outdoor activities amidst the reinvigorating coastal climates.

May Temperature in Viimsi

In May, Viimsi, Estonia, experiences a notable shift in temperatures as spring fully arrives. With minimums hovering around -2°C (29°F) and maximums reaching a pleasant 24°C (75°F), the month showcases an average of 10°C (50°F), representing a significant warmth compared to the preceding winter months. This transitional period marks a dramatic warm-up from April's chilly start, where temperatures previously ranged from -8°C (18°F) to 18°C (65°F). As daylight grows longer and the landscape bursts into bloom, May's increasing warmth invites outdoor activities and a renewed appreciation for nature, providing a delightful contrast to the bitter cold of earlier months like January and February.

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

The chart illustrates May temperature patterns in Viimsi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Viimsi, 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).
JanFebMarAprMayJunJulAugSepOctNovDec302833404960646255474032
Data source: Temperature data for Viimsi 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 Viimsi

May in Viimsi, Estonia, marks a notable uptick in precipitation, with 54 mm (2.1 in) of rain falling over an average of 9 days. This increase signals a transition from the drier spring months, with April's rainfall at just 41 mm (1.6 in). The trend continues into June, which sees slightly more rain at 55 mm (2.2 in). Notably, May maintains a balance between moisture and sunshine, providing lush greenery and vibrant blooms, while still benefiting from relatively fewer rain days compared to the summer months ahead. This sets the stage for the seasonal shift, as the landscape bursts into life, supported by this essential spring moisture.

May Precipitation Trends in Viimsi

The chart displays monthly precipitation patterns in Viimsi, 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 Viimsi, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec44484742545568102781005860
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Viimsi

In Viimsi, Estonia, May marks a notable shift in humidity, dipping to 76%, a refreshing decrease from the winter months where humidity levels hovered around 91% to 92%. This decline serves as a prelude to the warmer summer season, as humidity starts to rise slightly again in June and July, stabilizing at 80%. The gradual transition not only enhances the comfort of outdoor activities but also signals the onset of vibrant flora, making May a delightful time to experience the region’s natural beauty. Overall, this shift highlights a significant seasonal trend, moving from the damp chill of winter to the more moderate and inviting conditions of late spring.

May Average Humidity in Viimsi

This chart illustrates the average monthly humidity levels in Viimsi, 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 Viimsi is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%91%90%87%76%80%80%83%87%90%91%90%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Viimsi

As spring transitions into summer, May in Viimsi, Estonia marks a noticeable rise in the UV Index, reaching 5, which falls within the moderate exposure category. With a burn time of 30 minutes, it’s essential to stay vigilant about sun protection during this month, especially as we prepare for the peak UV weeks ahead. The increasing trend from April's 4 serves as a reminder that while sunshine can be delightful, it brings a greater need for skin safety. This progression into warmer months highlights the importance of being informed and proactive about UV exposure. For more details on UV levels throughout the year, check out Viimsi UV Index.

Maximum UV Index Levels in Viimsi for May

The chart shows the monthly maximum UV Index (UVI) for Viimsi 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 Viimsi typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113457754211
Data source: Viimsi 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 Viimsi

In Viimsi, Estonia, May shines as a radiant highlight in the annual cycle, with 452 hours of glorious sunshine. This remarkable increase from the previous months, where sunshine hours surged from a modest 61 in January to a blossoming 367 in April, reflects the vibrant transition into the summer season. As nature awakens, the long days linger, and the warmth begins to envelop the landscape. Following May, June continues the trend, peaking at 488 hours, while July and August slightly taper off but remain abundant, showcasing the region's generous allocation of sunlight. As the year progresses into the autumn months, the sunshine hours begin to decline, a gentle reminder of the changing seasons, ending the year with only 64 hours in December. This progression emphasizes not just the beauty of May but the cyclical rhythm of the Estonian climate, inviting all to bask in its warmth.

Monthly Sunshine Duration in Viimsi: May Highlighted

The May sunshine duration represents the total number of hours Viimsi 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.
JanFebMarAprMayJunJulAugSepOctNovDec61h157h268h367h452h488h481h408h303h206h121h64h
Data source: Viimsi May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Viimsi During May

In Viimsi, Estonia, the likelihood of sunny weather in May reaches a moderate 33%, reflecting a slight decline from the highs of April with its 43% chance of sunshine. This month serves as a bridge between the cool spring and the warmer summer, showcasing an increasingly unpredictable weather pattern. Although May’s chances are lower than those of its predecessor, they are still significantly better than the winter months. As the season progresses into June and July, the likelihood of sunny days improves dramatically, peaking at 58% in July. Thus, while May may not be the sunniest month, it heralds the approaching warmth and longer days that define the Estonian summer.

Percentage of Sunny Days in May in Viimsi

The chart illustrates the percentage of sunny days in Viimsi 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 Viimsi experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec5%15%35%43%33%55%58%33%28%22%21%13%
Data source: Viimsi May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Viimsi in May

As spring unfolds in Viimsi, Estonia, the daylight duration experiences a remarkable transformation, peaking in May with approximately 17 hours of sunshine. This gradual increase begins in January, where the days are short at just 6 hours, and steadily climbs through the months. By April, daylight reaches a welcoming 14 hours, signaling the vibrant growth of spring. The ascent continues into June, when 18 hours of daylight paint the sky with long, bright evenings. As summer gives way to autumn, daylight begins to wane, tapering off to 15 hours in August, then dropping further to 12 hours by September. This rhythmic ebb and flow of daylight not only marks the seasonal changes but also enriches the experiences of those living in this picturesque coastal locale.

Average Daylight Hours in Viimsi for May

The chart illustrates the variation in daylight duration in Viimsi throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec6h 55m9h 12m11h 51m14h 34m17h 4m18h 31m17h 44m15h 25m12h 46m10h 6m7h 35m6h 8m
Data source: Viimsi daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Viimsi

In May, the winds in Viimsi, Estonia are a gentle breath, averaging a moderate 4.2 m/s (9 mph). This marks a slight decrease from the breezy 5.5 m/s (12 mph) noted in March and a transition from the typically breezier spring months. As the season shifts towards summer, wind speeds tend to mellow, with June expecting the calmest days at 3.3 m/s (7 mph). This month acts as a bridge; while April and March invite invigorating gusts, May wraps up spring with a more placid atmosphere, offering a perfect backdrop for outdoor activities as nature fully awakens. Despite the milder winds, their persistence throughout this month still brings a refreshing quality to the emerging warmth of summer.

Average May Wind Speed in Viimsi

The chart displays monthly wind speed patterns in Viimsi, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.54.45.54.94.2 m/s3.33.95.05.06.15.65.0
Data source: Viimsi May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Viimsi Compares to Other Months

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

May and January present starkly contrasting weather conditions. In May, temperatures range from a chilly minimum of -2°C (29°F) to a comfortable maximum of 24°C (75°F), with an average of 10°C (50°F). The month sees around 54 mm (2.1 in) of precipitation over approximately 9 days, accompanied by a humidity level of 76%. In contrast, January is much colder, with minimum temperatures plunging to -16°C (3°F) and an average temperature of -1°C (30°F), peaking at just 8°C (46°F). This winter month has slightly less precipitation at 44 mm (1.7 in), spread over 11 days, but carries a higher humidity of 92%. For more detailed insights into January weather, you can visit Viimsi weather in January.

May and February present strikingly different weather conditions. In May, temperatures can range from a chilly minimum of -2°C (29°F) to a pleasant maximum of 24°C (75°F), with an average temperature of around 10°C (50°F). The month sees approximately 54 mm (2.1 in) of precipitation over about 9 days, with humidity levels at 76%. In contrast, February is much colder, with temperatures dipping to a minimum of -21°C (-6°F) and peaking at just 7°C (44°F), resulting in an average of -2°C (28°F). Although February has slightly less precipitation at 48 mm (1.9 in), it occurs over more days, approximately 11, and the humidity is higher at 91%. For more detailed insights on February weather, you can visit Viimsi weather in February.

When comparing the weather in March and May, it's clear that May offers significantly milder temperatures, with a minimum of -2°C (29°F) and an average of 10°C (50°F), compared to March's much colder temperatures, which drop as low as -18°C (0°F) with an average of just 0°C (33°F). May also enjoys higher maximum temperatures, reaching up to 24°C (75°F), while March peaks at only 10°C (51°F). Additionally, precipitation is slightly higher in March at 47 mm (1.9 in), but it is spread over more days (13 days) compared to May's 54 mm (2.1 in) over just 9 days. Humidity levels in March are also higher at 90%, compared to 76% in May. For a closer look at March weather, check out Viimsi weather in March.

In comparison to April, May experiences notably warmer temperatures, with a minimum of -2°C (29°F) and an average of 10°C (50°F), compared to April's minimum of -8°C (18°F) and average of 4°C (40°F). The maximum temperature in May reaches 24°C (75°F), significantly higher than April's 18°C (65°F). While May sees a slight increase in precipitation to 54 mm (2.1 in) over 9 days, April has 41 mm (1.6 in) but spans 10 days of rain, making it relatively wetter in terms of days; however, May's humidity is a bit lower at 76% compared to April's 87%. For a closer look at what to expect, check out Viimsi weather in April.

In comparing the weather between May and June, a noticeable warming trend emerges. May experiences temperatures ranging from a chilly minimum of -2°C (29°F) to a pleasant average of 10°C (50°F), peaking at a maximum of 24°C (75°F). Meanwhile, June shows a more moderate climate, with minimum temperatures starting at 5°C (41°F) and an average of 16°C (60°F), climbing up to a maximum of 30°C (87°F). Both months see similar precipitation levels, with May receiving 54 mm (2.1 in) and June only slightly more at 55 mm (2.2 in), and both months also experience rainfall on about 9 days. June tends to be a bit more humid at 80%, compared to May's 76%, adding to the summer feel. For more detailed information, you can visit Viimsi weather in June.

In comparing the weather between May and July, it's evident that July brings warmer temperatures and increased humidity. May starts off with cooler nights, dipping to a minimum of -2°C (29°F), while average temperatures rise to a pleasant 10°C (50°F) and peak at 24°C (75°F). In contrast, July boasts a more consistent warmth, with minimum temperatures at 9°C (48°F) and average highs reaching 30°C (86°F). Although May experiences 54 mm (2.1 in) of precipitation over 9 days, July has slightly more rainfall at 68 mm (2.7 in) across 11 days and a marginally higher humidity level of 80%. For more details on July weather, you can check out this link: Viimsi weather in July.

May and August present quite contrasting weather patterns. In May, temperatures range from a chilly minimum of -2°C (29°F) to a comfortable average of 10°C (50°F), peaking at a maximum of 24°C (75°F). The month experiences about 54 mm (2.1 in) of precipitation over 9 days, with humidity levels around 76%. In comparison, August boasts warmer temperatures, with a minimum of 8°C (47°F) and an average of 17°C (63°F), reaching a high of 29°C (84°F). However, it also brings more rain, totaling 102 mm (4.0 in) across 15 days, and slightly higher humidity at 83%. For more detailed insights, check out Viimsi weather in August.

May and September present distinct yet somewhat overlapping weather characteristics. In May, temperatures range from a low of -2°C (29°F) to a comfortable high of 24°C (75°F), with an average of 10°C (50°F) and comparatively lower humidity at 76%. This month typically experiences 54 mm (2.1 in) of precipitation over about 9 days. In contrast, September sees a slight increase in minimum temperatures, with lows of 3°C (37°F) and averages of 13°C (55°F), while still peaking at 24°C (75°F). The month also brings more rainfall, totaling 78 mm (3.1 in) over approximately 15 days and higher humidity at 87%. For more detailed insights, visit Viimsi weather in September.

May and October showcase distinct weather patterns. In May, temperatures range from a mild minimum of -2°C (29°F) to a pleasant maximum of 24°C (75°F), with an average of around 10°C (50°F). Precipitation is relatively low, amounting to 54 mm (2.1 in) over approximately 9 days, while humidity sits at 76%. In contrast, October sees cooler conditions, with temperatures dropping to a minimum of -2°C (29°F) and only reaching a maximum of 17°C (64°F), averaging about 8°C (47°F). This month experiences significantly higher rainfall, totaling 100 mm (3.9 in) spread over 17 days, contributing to increased humidity levels of 90%. For more details, you can check Viimsi weather in October.

May and November present distinctly different weather patterns. In May, temperatures range from a minimum of -2°C (29°F) to a pleasant maximum of 24°C (75°F), with an average around 10°C (50°F). The month sees a fair amount of precipitation at 54 mm (2.1 in) over approximately 9 days, coupled with a relative humidity of 76%. In contrast, November is significantly chillier, with temperatures dipping lower, ranging from -5°C (24°F) to a maximum of 13°C (55°F) and averaging 4°C (40°F). This month experiences slightly higher precipitation of 58 mm (2.3 in) falling over 13 days, and the humidity rises to 91%. For more specific details about November weather in the area, check out Viimsi weather in November.

May and December present strikingly different weather conditions. In May, temperatures range from a chilly -2°C (29°F) at the minimum to a pleasant 24°C (75°F) at the maximum, with an average of 10°C (50°F). The month experiences moderate precipitation of 54 mm (2.1 in) over 9 days and a relatively comfortable humidity level of 76%. In stark contrast, December brings much colder temperatures, with a minimum of -17°C (1°F) and a maximum of only 7°C (46°F), averaging around 0°C (32°F). This month sees increased precipitation at 60 mm (2.4 in), spread over 16 days, along with higher humidity at 90%. For more detailed information, you can check Viimsi weather in December.

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Conclusion: What to Expect From May Weather in Viimsi

As May unfolds in Viimsi, the weather starts to reveal a refreshing transformation from the lingering chill of winter to a mild spring warmth. With maximum temperatures reaching up to 24°C, the month feels pleasantly inviting, contrasting sharply with the cooler temperatures of previous months. Although occasional precipitation is expected—averaging about 54 mm over nine days—the higher humidity levels remind us of the vibrant life that springs forth this time of year. Overall, May serves as a delightful bridge to summer, offering a mix of sunny days and budding greenery. For more detailed insights, visit Viimsi Climate.