May Weather in South Haven, United States

Last updated: February 24, 2025

May in South Haven, United States, offers a dynamic weather experience, characterized by a maximum temperature of 26°C (80°F) and a cool average of 11°C (53°F). While residents can enjoy the pleasant warmth, early mornings can be brisk with minimum temperatures dropping to 1°C (35°F). This month also sees a significant amount of precipitation, with 142 mm (5.6 in) spread across 14 days, contributing to the region's lush landscapes. Despite the rainfall, the humidity remains high at 82%, creating a vibrant and refreshing atmosphere for locals and visitors alike.

May Temperature in South Haven

In May, South Haven experiences a delightful transition into warmer weather, with temperatures showing a notable rise from the previous months. The month opens with a minimum of 1°C (35°F) and an average temperature reaching a comfortable 11°C (53°F), with daytime highs peaking at a pleasant 26°C (80°F). This substantial increase marks a clear departure from the lingering cold of winter, as May serves as a bridge to the summer months ahead. The warming trend is a welcome change, allowing locals and visitors alike to enjoy the blossoming nature and numerous outdoor activities without the chill that dominated the early part of the year. Overall, May offers a refreshing start to the warmer season, promising plenty of sunny days ahead.

May Weather in South Haven: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in South Haven, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec292935425365727266554235
Data source: Temperature data for South Haven 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 South Haven

In May, South Haven experiences a notable spike in precipitation, with an impressive 142 mm (5.6 in) of rainfall, making it one of the wettest months of the year. This increase comes after April's 107 mm (4.2 in), highlighting a transition into a wetter spring as nature awakens. With 14 days of precipitation, May reflects a consistency in rainy days, similar to April, yet the overall rainfall significantly surpasses the preceding months. This trend indicates that as the weather warms, conditions become more favorable for storms and showers, contributing to the lush landscapes that characterize the region. Following May, rainfall tapers off slightly in June, suggesting a brief respite before the summer months.

May Precipitation Trends in South Haven

The chart displays monthly precipitation patterns in South Haven, 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.
JanFebMarAprMayJunJulAugSepOctNovDec8586821071421278063861658983
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in South Haven

In South Haven, May marks a slight dip in humidity, with levels at 82%, a decrease from the consistently high readings of 87% observed in the winter months. This trend continues into June, where humidity drops even further to 81%, signaling the onset of warmer, more comfortable conditions. As summer approaches, humidity gradually declines, hitting its lowest point in July at 78%. This gradual reduction in moisture content during late spring signifies a shift towards a more pleasant climate, making May an ideal time for outdoor activities and enjoying the beautiful coastal scenery before summer's peak humidity returns.

May Average Humidity in South Haven

This chart illustrates the average monthly humidity levels in South Haven, 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.
JanFebMarAprMayJunJulAugSepOctNovDec87%87%86%87%82%81%78%79%80%82%87%86%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in South Haven

In South Haven, May marks a significant leap in UV intensity, with the UV Index reaching a striking 9, classified as very high. This sharp rise from April's 8 is a clear indication that sun protection is essential, as the recommended burn time drops to just 15 minutes. As summer approaches, this trend highlights the need for heightened awareness regarding sun exposure, setting the stage for June's peak UV Index of 10. Emphasizing the importance of skin safety, May serves as a reminder to prioritize protection while enjoying the warm weather. Explore more about the UV outlook for this beautiful coastal city at South Haven UV Index.

Maximum UV Index Levels in South Haven for May

The chart shows the monthly maximum UV Index (UVI) for South Haven 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.
JanFebMarAprMayJunJulAugSepOctNovDec24589101097532
Data source: South Haven 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 South Haven

May marks a delightful turning point in South Haven, where the sun shines for an impressive 297 hours. This increase from the 252 hours recorded in April reflects the region's transition into the vibrant summer season, setting the stage for even longer days ahead. The gradual rise in sunshine hours is a prelude to June and July, which offer the highest totals, peaking at 335 and 363 hours, respectively. This trend demonstrates the unmistakable allure of a warming landscape, making May an ideal time for outdoor adventures and enjoying the natural beauty of the area, as the days grow brighter and the community begins to buzz with summer activities.

Monthly Sunshine Duration in South Haven: May Highlighted

The May sunshine duration represents the total number of hours South Haven 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.
JanFebMarAprMayJunJulAugSepOctNovDec89h157h242h252h297h335h363h345h290h215h167h141h
Data source: South Haven May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in South Haven During May

In South Haven, May marks a transition into milder weather, with the chance of sunny days sitting at a moderate 39%. While this is a dip from the peak of spring sunshine in March at 49%, it shows a notable uplift compared to the earlier months of the year like January and February. The trend reveals a gradual increase in sunshine probability as the seasons progress, particularly in the summer months, with June through August boasting chances between 44% and 50%. Consequently, while May may not be the sunniest month, it remains part of a broader pattern of improving weather, heralding the warmth of summer just around the corner.

Percentage of Sunny Days in May in South Haven

The chart illustrates the percentage of sunny days in South Haven 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 South Haven experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec16%21%49%42%39%44%47%50%56%31%32%26%
Data source: South Haven May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in South Haven in May

In South Haven, the arrival of May marks a delightful turning point in daylight duration, with an impressive 14 hours of sunlight illuminating the region. This increase is a welcome shift from the shorter days of winter, which begin with just 9 hours in January. As spring unfolds, daylight steadily grows from 11 hours in March to 13 hours in April, paving the way for the vibrant longer days of summer. After peaking at 15 hours in June, daylight gradually begins to wane, demonstrating a clear seasonal rhythm where longer days entice outdoor activities and celebrations. The consistent rise and fall in daylight hours not only embrace the natural beauty of the changing seasons but also enhance the quality of life in South Haven, fostering a deeper connection with the rhythm of nature.

Average Daylight Hours in South Haven for May

The chart illustrates the variation in daylight duration in South Haven throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 27m10h 34m11h 58m13h 24m14h 36m15h 13m14h 53m13h 48m12h 25m11h9h 45m9h 6m
Data source: South Haven daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in South Haven

In South Haven, May brings a gentle breeze with an average wind speed of 4.5 m/s (10 mph), marking a slight decline from the stronger winds of April. This subtle shift reflects the transition into summer, where wind speeds continue to decrease through June and July, flattening to a calm 4.1 m/s (9 mph). Interestingly, the spring months showcase a notable increase in wind speeds, particularly in November when gusts reach 6.7 m/s (15 mph), hinting at the approach of winter. Overall, May serves as a tranquil pause in the year, characterized by mild winds that invite outdoor enjoyment while hinting at the seasonal patterns ahead.

Average May Wind Speed in South Haven

The chart displays monthly wind speed patterns in South Haven, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.25.65.64.74.5 m/s4.14.13.55.25.06.76.5
Data source: South Haven May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in South Haven Compares to Other Months

The weather in South Haven 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 South Haven and find detailed weather information for every month.

In comparing the weather of May and January, it is evident that May brings milder temperatures and higher averages. The minimum temperature in May sits at 1°C (35°F), and the average rises to 11°C (53°F), peaking at a warm 26°C (80°F). In contrast, January is significantly colder, with minimum temperatures dropping to -22°C (-7°F) and an average of -2°C (29°F), only reaching a maximum of 10°C (50°F).

Additionally, May experiences more precipitation, totaling 142 mm (5.6 in) over 14 days, while January sees less at 85 mm (3.3 in) over 15 days. Humidity in May is relatively high at 82%, whereas January's humidity stands at 87%. For more detailed weather patterns, you can check South Haven weather in January.

When comparing the weather in May and February, we see a significant contrast in temperature and overall conditions. May enjoys much milder temperatures, with a minimum of 1°C (35°F) and an average of 11°C (53°F), peaking at a warm 26°C (80°F). In contrast, February experiences much colder conditions, with temperatures plunging to a minimum of -16°C (4°F) and averaging around -2°C (29°F), only reaching a maximum of 11°C (52°F). Precipitation is more pronounced in May, with 142 mm (5.6 in) over 14 days, compared to February's 86 mm (3.4 in) across 15 days. Humidity levels are also relatively high in both months, with May at 82% and February slightly higher at 87%. For more specific insights on February weather, check this link: South Haven weather in February.

When comparing the weather in May and March, there is a notable contrast in temperatures and precipitation levels. In March, temperatures range from a minimum of -13°C (9°F) to a maximum of 16°C (61°F), with an average of just 2°C (36°F), while May sees a significantly warmer range, with a minimum of 1°C (35°F) and a maximum of 26°C (80°F), averaging 11°C (53°F). However, March experiences slightly less precipitation, with 81 mm (3.2 in) over 13 days, compared to May's 142 mm (5.6 in) across 14 days, but higher humidity levels are observed in March at 86% versus 82% in May. For more detailed information, you can check South Haven weather in March.

In comparing the weather of April and May, May showcases a noticeable warming trend with average temperatures rising from 5°C (42°F) in April to 11°C (53°F). The maximum temperature in May can reach as high as 26°C (80°F), a significant increase from April's peak of 20°C (68°F). Precipitation in May also sees a slight uptick, with 142 mm (5.6 in) over 14 days compared to April's 107 mm (4.2 in) across 13 days. Despite this increase in rainfall, May's humidity levels are slightly lower at 82% compared to April’s 87%. For a more detailed look, you can check out South Haven weather in April.

In comparing the weather between May and June, we see a notable shift in temperatures and precipitation patterns. May starts with a cooler range, with minimum temperatures dipping to 1°C (35°F) and an average sitting at 11°C (53°F), while June experiences significantly milder conditions, with minimum temperatures rising to 10°C (50°F) and an average of 18°C (65°F). Interestingly, the maximum temperatures remain fairly consistent, peaking at 26°C (80°F) in May and 26°C (79°F) in June. Precipitation slightly decreases from May to June, with May recording 142 mm (5.6 in) over 14 days compared to June's 127 mm (5.0 in) over just 12 days. Humidity levels are quite similar, with May at 82% and June slightly lower at 81%. For more detailed insights, you can check South Haven weather in June.

May and July present distinct weather patterns, with May experiencing cooler temperatures and higher precipitation. In May, the temperature ranges from a minimum of 1°C (35°F) to a maximum of 26°C (80°F), averaging around 11°C (53°F). This month sees considerable rainfall, with 142 mm (5.6 in) over about 14 days and an average humidity of 82%. In contrast, July enjoys milder weather, with temperatures ranging from a minimum of 16°C (60°F) to a maximum of 28°C (83°F) and an average of 22°C (72°F). Precipitation levels drop significantly to 80 mm (3.2 in) across roughly 10 days, and humidity is slightly lower at 78%. For more details, you can explore South Haven weather in July.

May and August present contrasting weather patterns. In May, temperatures range from a chilly minimum of 1°C (35°F) to a warm maximum of 26°C (80°F), with an average around 11°C (53°F). This month is characterized by significant precipitation, with 142 mm (5.6 in) falling over 14 days, accompanied by high humidity at 82%.

In comparison, August enjoys milder temperatures, with minimums of 14°C (58°F) and maximums reaching 28°C (83°F), averaging around 22°C (72°F). The precipitation drops significantly to 63 mm (2.5 in) over just 10 days, and humidity levels are slightly lower at 79%. For more details about the weather in August, you can check South Haven weather in August.

In May, temperatures can be quite variable, with a minimum of 1°C (35°F) and an average of 11°C (53°F), while the maximum can reach up to 26°C (80°F). This month also sees a considerable amount of rain, with 142 mm (5.6 in) falling over 14 days and humidity levels at a high 82%. In contrast, September brings more stable and warmer conditions, where the minimum temperature is 9°C (48°F) and the average is 19°C (67°F), peaking at 27°C (82°F). Precipitation is notably lower, at 86 mm (3.4 in) over 11 days, with slightly decreased humidity at 79%. For those interested in more specific details about September weather, check out South Haven weather in September.

May and October exhibit a transition in weather patterns, showcasing distinct characteristics. In May, temperatures range from a minimum of 1°C (35°F) to a maximum of 26°C (80°F), with an average of 11°C (53°F). The month experiences 14 days of precipitation, totaling 142 mm (5.6 in), while maintaining a humidity level of 82%. In contrast, October presents slightly warmer temperatures with a minimum of 3°C (37°F), maximum of 25°C (78°F), and an average of 13°C (56°F). This month has more rainfall, with 17 days of precipitation amounting to 165 mm (6.5 in), yet the humidity remains consistent at 82%. For more detailed insights on the climate in October, visit South Haven weather in October.

May and November present contrasting weather patterns. In May, temperatures range from a chilly minimum of 1°C (35°F) to a warm maximum of 26°C (80°F), with an average of 11°C (53°F). The month experiences significant rainfall, with about 142 mm (5.6 in) over approximately 14 days, and humidity levels sit at a comfortable 82%. In contrast, November brings colder temperatures, with a minimum of -6°C (21°F) and a maximum of 18°C (66°F), averaging around 5°C (42°F). The month sees less precipitation, totaling 89 mm (3.5 in) across 13 days, but with a slightly higher humidity of 87%. For more detailed climate information, you can check South Haven weather in November.

In May, temperatures in South Haven range from a chilly minimum of 1°C (35°F) to a warm maximum of 26°C (80°F), with an average of 11°C (53°F). The month experiences a fair amount of rainfall, totaling 142 mm (5.6 in) over approximately 14 days, accompanied by relatively high humidity at 82%. In contrast, December brings much colder conditions, with temperatures dipping as low as -13°C (9°F) and averaging around 2°C (36°F). The December weather features less precipitation, about 83 mm (3.3 in) across 13 days, but slightly higher humidity at 86%. For more detailed information about December weather, check out South Haven weather in December.

Compare South Haven's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in South Haven

As May unfolds in South Haven, it brings a refreshing contrast to the colder months, with pleasant temperatures inviting the first signs of spring. Although the weather remains variable, the increase in warmth and greenery is palpable. May's average humidity hovers at a comfortable level, making it a delightful time for outdoor activities, despite the occasional rainfall that can bring brief interruptions. This month serves as a vibrant transition, setting the stage for the warmer summer days ahead. To explore more about the weather patterns, visit South Haven Climate.