May Weather in Haapsalu, Estonia

Last updated: August 21, 2025

May in Haapsalu, Estonia brings a delightful transition into spring, with temperatures ranging from a minimum of 2°C (35°F) to a pleasant maximum of 19°C (66°F). The average temperature hovers around 9°C (49°F), creating a mild atmosphere perfect for outdoor activities. However, visitors should be prepared for occasional rain, as precipitation measures 42 mm (1.7 in) across 9 rainy days. With an average humidity of 76%, the air carries a refreshing touch, making May a charming month to experience the beauty of Haapsalu's blossoming landscape.

May Temperature in Haapsalu

In May, Haapsalu, Estonia, experiences a delightful transition into spring, with temperatures gradually warming up from the chilly depths of winter. The minimum temperature rises to a comfortable 2°C (35°F), while the average settles at a refreshing 9°C (49°F), peaking at a pleasant 19°C (66°F). This month marks a significant shift from April, where temperatures were more variable, and hints at the balmy weather that awaits in the summer months. With each passing day, the increase in warmth invites locals and visitors alike to enjoy the vibrant blooms and rejuvenated natural beauty that characterizes this charming coastal town. As the days grow longer and sunnier, May in Haapsalu becomes a perfect backdrop for outdoor adventures and leisurely strolls along its picturesque promenade.

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

The chart illustrates May temperature patterns in Haapsalu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Haapsalu, 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).
JanFebMarAprMayJunJulAugSepOctNovDec323033404960646457494235
Data source: Temperature data for Haapsalu 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 Haapsalu

In May, Haapsalu experiences a balanced embrace of spring, receiving 42 mm (1.7 in) of precipitation over 9 rainy days. This represents a slight increase from April's 35 mm, mirroring the gradual uptick in rainfall often associated with the transition from early to late spring. As temperatures rise, the frequency of rain showers hints at nature’s awakening, setting the stage for a vibrant summer. The relatively moderate precipitation also suggests that outdoor activities can still thrive, supported by lush greenery brought forth by the rainfall, making May an enchanting month in this coastal Estonian town.

May Precipitation Trends in Haapsalu

The chart displays monthly precipitation patterns in Haapsalu, 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 Haapsalu, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec51535435425278115851277865
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Haapsalu

As spring transitions into summer, May in Haapsalu, Estonia, brings a noticeable shift in humidity levels. After a string of months characterized by high humidity—hovering between 90% and 92% from January to April—May experiences a refreshing drop to 76%. This decrease not only offers a respite from the heavier, chillier air of early spring but also sets the stage for a gradual increase as summer approaches, with June and July returning to 80%. The trend suggests a pattern of fluctuating humidity that peaks during winter and early spring, before settling into a more comfortable range in late spring and summer, making May a particularly pleasant time to enjoy the coastal charm of Haapsalu.

May Average Humidity in Haapsalu

This chart illustrates the average monthly humidity levels in Haapsalu, 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 Haapsalu 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 Haapsalu

As we step into May in Haapsalu, Estonia, the UV Index rises to 5, indicating a moderate level of exposure and a burn time of just 30 minutes. This marks a noticeable increase from earlier months, where the UV Index remained at 1 during January and February, and gradually climbed to 4 in April. As the days lengthen and the sun shines brighter, it's essential for residents and visitors alike to stay mindful of sun safety, particularly as summer approaches, bringing even higher UV levels in June and July. For more detailed insights on UV exposure throughout the year, visit Haapsalu UV Index.

Maximum UV Index Levels in Haapsalu for May

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

As May arrives in Haapsalu, Estonia, the warmth of the approaching summer is unmistakable, with 458 hours of sunshine illuminating the days. This significant increase in sunlight follows a steady ascent from January's mere 66 hours and reflects a clear upward trend as spring unfolds. The gradual rise in sunlit hours, peaking in late spring and early summer with 484 hours in June, creates a vibrant atmosphere that invites residents and visitors alike to bask in the natural beauty of this coastal town. The month of May, with its longer days and blossoming scenery, serves as a delightful precursor to the sun-drenched peak of summer, where warmth reigns and the allure of the outdoors beckons.

Monthly Sunshine Duration in Haapsalu: May Highlighted

The May sunshine duration represents the total number of hours Haapsalu 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.
JanFebMarAprMayJunJulAugSepOctNovDec66h166h274h368h458h484h483h409h314h212h132h70h
Data source: Haapsalu May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Haapsalu During May

In Haapsalu, Estonia, the likelihood of sunny weather experiences an upward trajectory as spring unfolds, peaking at 44% in April. However, as May arrives, the chance of sun dips slightly to 37%, suggesting that while the sunny spells are still present, they can be a bit elusive. This fluctuation is part of a larger trend, where sunshine becomes increasingly accessible in the summer months, with 59% chances in both June and July. Overall, although May offers a respectable chance for sunny days, it’s clear that the true golden months of sunshine in Haapsalu are just around the corner.

Percentage of Sunny Days in May in Haapsalu

The chart illustrates the percentage of sunny days in Haapsalu 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 Haapsalu experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec6%21%34%44%37%59%59%38%31%25%22%17%
Data source: Haapsalu May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Haapsalu in May

As spring unfolds in Haapsalu, Estonia, daylight hours gradually increase, reaching 14 hours in April, and blossoming into a vibrant 16 hours by May. This notable leap in sunlight heralds the arrival of longer, sunnier days that characterize the late spring season. As the days burgeon into June with an impressive 18 hours of daylight, the natural world awakens, creating a lively atmosphere filled with opportunities for outdoor activities. However, this summer peak is soon followed by a gentle decline, as daylight begins to wane in July and August, settling at 15 hours before gradually tapering off into the crisp autumn months. The rhythmic dance of daylight throughout the year not only marks the changing seasons but also enhances the enchanting beauty of Haapsalu's landscapes.

Average Daylight Hours in Haapsalu for May

The chart illustrates the variation in daylight duration in Haapsalu throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec7h 3m9h 16m11h 52m14h 31m16h 56m18h 19m17h 35m15h 20m12h 45m10h 8m7h 42m6h 18m
Data source: Haapsalu daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Haapsalu

In Haapsalu, Estonia, the month of May brings a noticeable shift in wind patterns, with an average wind speed of 6.0 m/s (13 mph), marking a decline from the breezier conditions of the preceding months. Following April's moderate 7.4 m/s, the winds soften as spring transitions into summer, offering a gentler atmosphere perfect for outdoor activities. This period also hints at a broader trend, as wind speeds generally decrease through June, reaching the calmest point of the year at 5.0 m/s (11 mph). However, the winds pick up again towards the late summer and into autumn, suggesting that while May may be milder, the breeze is never far from returning to Haapsalu's enchanting coastline.

Average May Wind Speed in Haapsalu

The chart displays monthly wind speed patterns in Haapsalu, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7.26.67.67.46.0 m/s5.05.87.37.08.88.07.9
Data source: Haapsalu May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Haapsalu Compares to Other Months

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

May and January present stark contrasts in weather conditions. In May, temperatures range from a chilly 2°C (35°F) to a pleasant 19°C (66°F), with an average of 9°C (49°F), while January is significantly colder, with temperatures dropping as low as -10°C (14°F) and only reaching a maximum of 7°C (44°F). May experiences lower humidity at 76% compared to January's high of 92%, although it sees slightly more precipitation over fewer days—42 mm (1.7 in) in May versus 50 mm (2.0 in) in January, with the latter typically lasting over 13 days. For more detailed information on January weather, you can visit Haapsalu weather in January.

The weather in May and February reflects stark contrasts in temperature and conditions. May typically sees milder temperatures ranging from a minimum of 2°C (35°F) to a maximum of 19°C (66°F), with an average of 9°C (49°F) and only 42 mm (1.7 in) of precipitation over 9 days. In contrast, February experiences much colder temperatures, with a minimum of -16°C (4°F) and a maximum of 6°C (42°F), averaging -1°C (30°F). Additionally, February has slightly higher precipitation at 53 mm (2.1 in) over 11 days and a higher humidity level of 91%. For a detailed look at February's weather, visit Haapsalu weather in February.

When comparing the weather in May and March, it's clear that May offers a significant transition into warmer temperatures. May's average temperature is 9°C (49°F), with a maximum of 19°C (66°F) and a minimum of 2°C (35°F), whereas March struggles with much cooler conditions, averaging around 0°C (33°F) with highs only reaching 6°C (44°F) and lows plunging to -14°C (6°F). In terms of precipitation, May sees a total of 42 mm (1.7 in) over approximately 9 days, while March has slightly more precipitation at 54 mm (2.1 in), but spread over 12 days, making March feel wetter despite the lower amounts. The humidity levels are also higher in March at 90%, compared to 76% in May, adding to the chilly feel of early spring. For a more detailed look at March conditions, you can check Haapsalu weather in March.

In comparing the weather patterns of April and May, we can observe notable differences. May experiences a milder climate, with temperatures ranging from a minimum of 2°C (35°F) to a maximum of 19°C (66°F), compared to April's cooler range of -2°C (29°F) to 15°C (59°F). Additionally, May sees an increase in average temperature to 9°C (49°F), whereas April only averages 4°C (40°F). Precipitation is slightly higher in May with 42 mm (1.7 in) over 9 days, compared to April's 35 mm (1.4 in) across 7 days, although April has a higher humidity level at 87% compared to May's 76%. For more detailed weather information, visit Haapsalu weather in April.

In May, the weather tends to be cooler with temperatures ranging from a minimum of 2°C (35°F) to a maximum of 19°C (66°F), averaging around 9°C (49°F). This month experiences approximately 42 mm (1.7 in) of precipitation over about 9 days, with humidity levels at 76%. In contrast, June sees a notable increase in warmth, with temperatures varying from a minimum of 8°C (46°F) to a maximum of 25°C (77°F) and an average of 15°C (60°F). Although June has slightly more precipitation at 52 mm (2.0 in) over fewer days (7 days), the humidity rises to 80%. For more detailed information, you can visit Haapsalu weather in June.

In May, temperatures range from a minimum of 2°C (35°F) to a maximum of 19°C (66°F), with an average temperature of around 9°C (49°F). The month experiences about 42 mm (1.7 in) of precipitation over 9 days, and humidity levels hover around 76%. In contrast, July sees significantly warmer temperatures, with a minimum of 12°C (54°F) and a maximum of 26°C (78°F), averaging 18°C (65°F). Precipitation increases to 78 mm (3.1 in) over the same 9 days, accompanied by slightly higher humidity at 80%. For more detailed information, you can check Haapsalu weather in July.

May and August exhibit distinct differences in weather patterns. In May, temperatures range from a chilly minimum of 2°C (35°F) to a pleasant maximum of 19°C (66°F), with an average around 9°C (49°F). This month experiences around 42 mm (1.7 in) of precipitation over about 9 days, with humidity levels at 76%. In contrast, August is warmer, with temperatures ranging from a minimum of 12°C (53°F) to a maximum of 25°C (77°F), averaging 18°C (65°F). However, it also sees increased rainfall, totaling 115 mm (4.5 in) spread over about 15 days, accompanied by higher humidity at 83%. For a detailed look at August weather conditions, visit Haapsalu weather in August.

May and September present distinct contrasts in weather conditions. In May, temperatures range from a chilly minimum of 2°C (35°F) to a pleasant maximum of 19°C (66°F), with an average of 9°C (49°F). The month sees approximately 42 mm (1.7 in) of precipitation over about 9 days, accompanied by a humidity level of 76%. On the other hand, September tends to be milder, with temperatures starting at a minimum of 7°C (44°F) and reaching up to 21°C (70°F), averaging around 14°C (58°F). However, it experiences significantly more rainfall, with 85 mm (3.4 in) over 15 days, and a higher humidity level of 87%. For a closer look at what to expect during September, check Haapsalu weather in September.

May and October present distinct weather patterns that reflect the transition of seasons. In May, temperatures range from a minimum of 2°C (35°F) to a pleasant average of 9°C (49°F), peaking at 19°C (66°F). Precipitation is relatively light, totaling 42 mm (1.7 in) over about 9 days, with humidity levels around 76%.

Conversely, October tends to be cooler and wetter, with temperatures dipping slightly, featuring a minimum of 1°C (34°F) and a maximum of 16°C (61°F), alongside an average of 10°C (50°F). The month sees a significant increase in precipitation, reaching 127 mm (5.0 in) over 20 days, contributing to higher humidity levels at 90%. For more detailed insights into October weather, check out Haapsalu weather in October.

In May, the weather typically features milder temperatures, ranging from a minimum of 2°C (35°F) to a maximum of 19°C (66°F), with an average of 9°C (49°F). The month sees about 42 mm (1.7 in) of precipitation over approximately 9 days and has a humidity level of 76%. In contrast, November brings chillier conditions, with temperatures dipping from a low of -2°C (29°F) to a high of 12°C (54°F) and an average temperature of 6°C (43°F). This month is wetter, receiving around 78 mm (3.1 in) of rain over 16 days, along with higher humidity at 91%. For more detailed information, you can view Haapsalu weather in November.

May and December showcase strikingly different weather patterns. In May, temperatures range from a minimum of 2°C (35°F) to a pleasant maximum of 19°C (66°F), with an average of 9°C (49°F). The month sees moderate precipitation of 42 mm (1.7 in) over approximately 9 days, while humidity stands at a comfortable 76%. In contrast, December features much colder conditions, with temperatures dropping to as low as -10°C (14°F) and averaging around 2°C (35°F), peaking at only 7°C (45°F). The winter month experiences increased precipitation of 65 mm (2.6 in) spread over 16 days, coupled with higher humidity at 90%. For more details, check out Haapsalu weather in December.

Compare Haapsalu's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Haapsalu

As May unfolds in Haapsalu, the weather marks a delightful shift from the chill of early spring, with temperatures gradually rising and a refreshing blend of sun and rain. The average temperature reaches a pleasant 9°C (49°F), making outdoor activities increasingly enjoyable. Compared to the preceding months, May brings more stability and warmth, although it still features a fair share of precipitation, with around 9 rainy days contributing to a 42 mm (1.7 in) total. The 76% humidity adds a hint of crispness in the air, creating an inviting atmosphere perfect for exploring the charming coastal town. For a deeper dive into the local climate trends, check out Haapsalu Climate.