Last updated: February 24, 2025
In May in Wisconsin Dells, temperatures exhibit a striking range, with a maximum of 34°C (93°F) and a minimum of -1°C (30°F), leading to an average of 15°C (59°F). This month often brings a considerable amount of precipitation, tallying at 126 mm (5.0 in) across approximately 14 days, contributing to the region's lush greenery. Coupled with a humidity level of 78%, the weather can feel quite muggy at times. As spring unfolds, Wisconsin Dells reveals a vibrant landscape, inviting outdoor adventures amidst the varied elements.
In May, Wisconsin Dells emerges from the chill of winter, showcasing a significant rise in temperatures that signals the arrival of spring. The minimum temperature hovers around a relatively mild -1°C (30°F), while the average climbs to a comfortable 15°C (59°F). As the days progress, highs can reach an impressive 34°C (93°F), offering ample opportunities for outdoor adventures. This month marks a noteworthy transition, with temperatures markedly warmer than the preceding months. As the weather warms, the region comes alive with visitors eager to explore its natural beauty and thrilling attractions, making May an ideal time to soak in the vibrant atmosphere of Wisconsin Dells.
In May, Wisconsin Dells experiences a notable uptick in precipitation, with 126 mm (5.0 in) of rain falling over 14 days. This marks a significant increase from April's 92 mm (3.6 in), showcasing the transition into the wetter season. As spring reaches its peak, the frequent showers contribute to the lush landscape, making May one of the rainiest months of the year. The consistent rainfall sets the stage for the vibrant summer blooms, while also indicating a trend of increasing precipitation as the seasons shift. This surge in moisture not only enhances the natural beauty of the region but also plays a vital role in replenishing local water sources ahead of the warmer months.
As spring transitions into summer, May in Wisconsin Dells sees a noticeable shift in humidity levels, dropping to 78% from the consistent 85% experienced through the winter months. This decline marks a gradual easing of the moisture-laden air that characterizes the cold season, paving the way for more comfortable conditions as the region approaches summer. Interestingly, June sees a slight uptick to 80%, while July and August maintain a similar level of 78% humidity. This trend hints at a seasonal ebb and flow that brings respite from the heavier winter air, making May a delightful time for outdoor activities amid the beauty of the Dells.
As May arrives in Wisconsin Dells, the UV Index climbs to a striking 9, indicating a very high exposure category. This surge in UV intensity means a noticeably reduced burn time of just 15 minutes, underscoring the importance of sun protection as outdoor activities ramp up. Following a trend from April's 8, May signals the start of the sunniest months, leading into June and July, which maintain the peak UV Index of 10. The data reflects a clear pattern: as spring turns to summer, the risk of sunburn escalates dramatically. Residents and visitors alike should stay informed and take precautions to enjoy the beautiful weather safely. For more details, explore the Wisconsin Dells UV Index.
UV Risk Categories
In Wisconsin Dells, May blossoms into a month of radiant sunshine, with an impressive 274 hours of bright daylight. This marks a significant leap from earlier months, showcasing a steady increase as winter fades away; January starts with just 127 hours and begins to climb through the early spring. As nature awakens, April welcomes 239 hours, paving the way for May's vibrant sunshine. This upward trend in sunshine hours continues into the summer months, with June hitting 330 hours and July peaking at 357 hours. Thus, May not only serves as a delightful precursor to the lush summer but also embodies the true potential of Wisconsin’s sun-soaked seasons, inviting visitors to revel in outdoor adventures as the days grow longer and more radiant.
As May arrives in Wisconsin Dells, the likelihood of sunny weather holds steady at 35%, reflective of a transitional phase from spring to summer. This modest chance is a slight dip compared to the previous month, April, which boasts a 34% chance of sunshine. However, it sets the stage for the sunnier months ahead, particularly June and July, where the probabilities jump to 53% and 51%, respectively. This trend highlights that while May may not guarantee abundant sunshine, it is a pivotal month that bridges the coolness of spring with the warmth of summer, inviting outdoor activities amidst the gradual increase in sunny days.
As spring transitions into summer in Wisconsin Dells, daylight duration begins to increase significantly, culminating in the long, sun-soaked days of May. Starting from just 9 hours of daylight in January, the region experiences a steady rise, with 14 hours of daylight by May, marking a remarkable shift toward brightness and warmth. This monthly progression not only highlights the beauty of nature's cycles but also invites residents and visitors alike to revel in outdoor activities as the days grow longer. Following May, daylight peaks in June and July at 15 hours, before gradually tapering off as autumn approaches, reminding us of the fleeting joys of summer luminescence.
In Wisconsin Dells, the month of May is characterized by a gentle average wind speed of 3.5 m/s (8 mph), mirroring the breezy conditions of April. As spring transitions to summer, May maintains a comfortable airflow that invites outdoor activities and exploration. Interestingly, this moderate wind speed is consistent with neighboring months, with both June and July seeing a slight dip to 3.1 m/s (7 mph) and 2.8 m/s (6 mph) respectively. Overall, May's breeziness plays a crucial role in enhancing the region's vibrant landscape, creating an ideal atmosphere for visitors to enjoy the natural beauty and recreational opportunities that Wisconsin Dells has to offer.
The weather in Wisconsin Dells 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 Wisconsin Dells and find detailed weather information for every month.
When comparing the weather in May and January, it's clear that they present starkly different climates. In May, temperatures range from a chilly minimum of -1°C (30°F) to a warm maximum of 34°C (93°F), with an average of 15°C (59°F). This month sees approximately 126 mm (5.0 in) of precipitation over 14 days, accompanied by a relative humidity of 78%. In contrast, January experiences much harsher conditions, with minimum temperatures plummeting to -32°C (-26°F) and a maximum of only 9°C (48°F), averaging around -7°C (20°F). Precipitation is significantly lower in January, totaling 43 mm (1.7 in) over just 7 days, with humidity slightly higher at 85%. For more detailed information, you can check Wisconsin Dells weather in January.
May and February present dramatically different weather patterns. In May, temperatures range from a chilly min of -1°C (30°F) to a warm max of 34°C (93°F), averaging around 15°C (59°F). In contrast, February experiences much colder conditions, with temperatures hitting a low of -32°C (-26°F) and only reaching a max of 18°C (64°F), averaging a brisk -6°C (21°F). Precipitation is more frequent in May, with 126 mm (5.0 in) over 14 days compared to February's 52 mm (2.0 in) over just 8 days. Humidity levels are slightly higher in February at 85%, while May sees a humidity of 78%. For more detailed insights, check out Wisconsin Dells weather in February.
When comparing the weather in May and March, it is evident that May ushers in significantly warmer temperatures, with an average of 15°C (59°F) and maximums reaching up to 34°C (93°F). In contrast, March remains quite chilly, with a maximum temperature of only 19°C (66°F) and an average of just 1°C (35°F). Additionally, May experiences more precipitation, totaling 126 mm (5.0 in) over 14 days, while March sees only 58 mm (2.3 in) over 8 days. Despite its relative dryness, March holds higher humidity at 85%, compared to May's 78%. For more details on March conditions, you can check out Wisconsin Dells weather in March.
In comparing the weather between April and May, it's evident that May brings significantly warmer temperatures, with average highs reaching 34°C (93°F) compared to April's maximum of 26°C (79°F). Additionally, the average temperature in May is noticeably higher at 15°C (59°F) versus April's 7°C (45°F). However, May experiences more precipitation, accumulating 126 mm (5.0 in) over 14 days, compared to April's 92 mm (3.6 in) over 12 days. Humidity levels are relatively close, with April at 85% and May at 78%. For a more detailed look at April's weather, visit Wisconsin Dells weather in April.
May and June weather exhibit some notable differences. In May, temperatures can drop to a chilly minimum of -1°C (30°F) while averaging 15°C (59°F), allowing for a wider range of conditions. In contrast, June sees a warmer minimum of 7°C (45°F) and a higher average temperature of 21°C (70°F). Both months experience maximum temperatures peaking at a hot 34°C (93°F), yet May has more precipitation with 126 mm (5.0 in) over 14 days compared to June’s 115 mm (4.5 in) across 11 days. Humidity levels are slightly higher in June at 80%, compared to 78% in May. For more detailed information, you can check out Wisconsin Dells weather in June.
May and July in Wisconsin Dells present quite a contrast in weather conditions. In May, temperatures can range from a chilly minimum of -1°C (30°F) to a warm maximum of 34°C (93°F), with an average around 15°C (59°F). The month sees about 126 mm (5.0 in) of precipitation over 14 days, contributing to a relatively high humidity of 78%. In contrast, July boasts a warmer climate with minimum temperatures of 13°C (55°F) and maximums reaching up to 34°C (94°F), while the average temperature is a comfortable 23°C (74°F). Precipitation is less in July, totaling 96 mm (3.8 in) over 10 days, maintaining the same humidity level of 78%. For more details, check out Wisconsin Dells weather in July.
May and August showcase distinct weather patterns, with May experiencing a broader temperature range from a chilly -1°C (30°F) at its lowest to a scorching 34°C (93°F) at its peak, averaging around 15°C (59°F). In contrast, August features milder temperatures, with minimums around 8°C (47°F) and maxes reaching 33°C (91°F), leading to an average of 21°C (71°F). May also sees more precipitation at 126 mm (5.0 in) over 14 days, compared to August's 110 mm (4.3 in) across just 11 days, while humidity levels remain relatively similar, with May at 78% and August at 76%. For more details on how the summer weather unfolds, check out Wisconsin Dells weather in August.
May and September present distinct weather patterns, each with its unique characteristics. In May, temperatures can range from a chilly minimum of -1°C (30°F) to a warm maximum of 34°C (93°F), resulting in an average of 15°C (59°F). The month typically experiences 126 mm (5.0 in) of precipitation over 14 days, contributing to a humidity level of 78%. In contrast, September offers slightly warmer average temperatures, peaking at 33°C (92°F) with a minimum of 2°C (36°F) and an average temperature of 18°C (64°F). This month sees less rainfall, with 98 mm (3.9 in) across just 10 days and a comparable humidity of 79%. For more detailed weather conditions in this transition month, check out Wisconsin Dells weather in September.
May and October exhibit notable differences in weather patterns. In May, temperatures range from a minimum of -1°C (30°F) to a maximum of 34°C (93°F), with an average of 15°C (59°F). The month experiences significant precipitation, totaling 126 mm (5.0 in) over approximately 14 days, along with a humidity level of 78%. In contrast, October sees cooler temperatures, with a minimum of -5°C (24°F), an average of 10°C (50°F), and a maximum of 29°C (85°F). Precipitation during this month is slightly lower at 102 mm (4.0 in) distributed over about 12 days, and humidity increases to 83%. For more details on the specific weather conditions in October, visit Wisconsin Dells weather in October.
May and November present contrasting weather patterns, reflecting the transition from spring to late autumn. In May, temperatures range from a chilly minimum of -1°C (30°F) to a warm maximum of 34°C (93°F), with an average temperature of 15°C (59°F). The month experiences significant precipitation, totaling 126 mm (5.0 in) over about 14 days, and humidity levels hover around 78%. In contrast, November brings much cooler conditions, with temperatures falling between -15°C (5°F) and a maximum of 22°C (72°F), resulting in an average of just 2°C (36°F). Precipitation is considerably lower at 45 mm (1.8 in) across 7 days, and humidity levels rise to 88%. For more details, you can explore the Wisconsin Dells weather in November.
May and December present stark contrasts in weather. In May, temperatures range dramatically from a minimum of -1°C (30°F) to a sweltering maximum of 34°C (93°F), averaging around 15°C (59°F). The month experiences significant rainfall, with 126 mm (5.0 in) of precipitation over 14 days, coupled with a relatively high humidity of 78%. In contrast, December is much colder, with temperatures dropping to a minimum of -24°C (-10°F) and averaging -3°C (28°F), while the maximum reaches a milder 17°C (63°F). Precipitation is less frequent, totaling 45 mm (1.8 in) across just 6 days, and the humidity increases slightly to 81%. For more specific information about December weather, you can check this link: Wisconsin Dells weather in December.
As May unfolds in Wisconsin Dells, the transition from chilly early spring to the warmth of summer becomes palpable. With average temperatures rising significantly, the month showcases a delightful blend of mild days and the occasional summer heat, offering residents and visitors a refreshing change from the colder months. However, May also brings its share of wet weather, contributing to the 78% humidity level and resulting in about 14 days of precipitation, making it one of the wetter months of the year. This unique combination creates a vibrant atmosphere, perfect for enjoying the lush scenery that Wisconsin Dells is renowned for. Discover more about what to expect during the year by visiting Wisconsin Dells Climate.