May Weather in Okoboji, United States

Last updated: February 24, 2025

May in Okoboji, United States, offers a dynamic climatic experience, with temperatures varying from a brisk 0°C (33°F) at night to a warm 34°C (94°F) during the day, resulting in a pleasant average of 15°C (59°F). The month witnesses a total precipitation of 130 mm (5.1 in), spread over 14 days, contributing to a humid atmosphere with an average humidity level of 74%. This blend of warmth and moisture makes May a vibrant time, perfect for enjoying the natural beauty of Okoboji.

May Temperature in Okoboji

In Okoboji, United States, May signifies a delightful transition into warmth, showcasing a marked shift from the harsh winter months. The temperatures in May begin with a minimum of 0°C (33°F), rising to an inviting average of 15°C (59°F), and can peak at a balmy 34°C (94°F). This represents a significant leap from the chilly averages of earlier months, with April already hinting at spring's arrival. As the region sheds its winter coats, residents and visitors alike can anticipate long, sunny days, perfect for outdoor activities and leisurely gatherings. With temperatures climbing steadily from the icy depths of winter to the summer's embrace, May serves as a stunning prelude to the vibrant summer season that awaits in Okoboji.

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

The chart illustrates May temperature patterns in Okoboji, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec181834445972747165483426
Data source: Temperature data for Okoboji 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 Okoboji

May in Okoboji ushers in a notable increase in precipitation, showcasing a significant leap from April's 96 mm (3.8 in) to 130 mm (5.1 in), which indicates a shift towards the wetter months of the year. With 14 days of rain, May not only sets a record for the highest precipitation of the spring, but it also underscores a trend of increasing moisture as the region transitions into summer. This uptick in rainfall is critical for local ecosystems, supporting lush vegetation and revitalizing waterways. As June approaches with a similar precipitation level, it’s clear that May acts as a pivotal point in Okoboji's yearly weather pattern, bridging the dry spells of winter and the vibrant growth of summer.

May Precipitation Trends in Okoboji

The chart displays monthly precipitation patterns in Okoboji, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3133699613113286111113933140
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Okoboji

May in Okoboji, United States, showcases a notable shift in humidity levels, with an average of 74% that marks a slight dip from the wetter months of early spring. This decrease hints at the transition towards drier summer conditions, following April's humidity of 79%. As the region moves into the summer months, humidity begins to rise again, peaking at 82% in July. Overall, the trend shows that while May is comparatively drier, it sets the stage for the more humid months that follow, balancing comfort with the vibrant allure of early summer.

May Average Humidity in Okoboji

This chart illustrates the average monthly humidity levels in Okoboji, 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.
JanFebMarAprMayJunJulAugSepOctNovDec80%84%75%79%74%81%82%80%75%77%85%83%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Okoboji

In May, Okoboji experiences a significant rise in UV radiation, with the UV Index peaking at 9, placing it in the very high exposure category. With a burn time of just 15 minutes, sun safety becomes paramount as the warmer weather encourages outdoor activities. This upward trend in UV levels from the spring months—moving from a moderate 3 in January to a high 6 in March and an even more concerning 8 in April—highlights the necessity of increasing sun protection measures. As summer approaches, residents and visitors should stay vigilant to prevent harmful effects of overexposure, reminding us that May is just the start of a season where UV risks intensify. For more detailed information, visit Okoboji UV Index.

Maximum UV Index Levels in Okoboji for May

The chart shows the monthly maximum UV Index (UVI) for Okoboji 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.
JanFebMarAprMayJunJulAugSepOctNovDec35689111098533
Data source: Okoboji 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 Okoboji

In May, Okoboji truly begins to bask in the warmth of spring, with an impressive 279 hours of sunshine lighting up the days. This marks a delightful increase from the preceding months, as the community transitions from the chilly whispers of winter to the vibrant embrace of summer. The trend showcases a steady ascent in sunshine hours, building momentum from January's 146 hours up to April's 246 hours. As May unfolds, it sets the stage for the peak of summer brilliance in June, where sunshine reaches its zenith at 347 hours. This pattern not only signifies the end of a long winter but also heralds the joyful outdoor activities and events that define life in Okoboji, making May a pivotal month in the seasonal cycle.

Monthly Sunshine Duration in Okoboji: May Highlighted

The May sunshine duration represents the total number of hours Okoboji 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.
JanFebMarAprMayJunJulAugSepOctNovDec146h208h232h246h279h347h365h333h261h219h204h203h
Data source: Okoboji May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Okoboji During May

In Okoboji, May presents a cautious embrace of sunshine, with a 38% chance of sunny weather—a trend that mirrors the preceding spring months at a similar rate. While optimism grows as we transition into summer, given June's leap to 63%, May finds itself nestled in a transitional phase, where the warmth begins to coax the sun out from its winter hiding. This month serves as a vital bridge, blending the remnants of spring’s cooler days with the growing anticipation of summer's vibrant, sunnier embrace. As residents and visitors alike prepare for the upcoming season, May's moderate likelihood of sunshine adds a touch of unpredictability, inviting hopeful plans amidst the backdrop of a delightful, changing landscape.

Percentage of Sunny Days in May in Okoboji

The chart illustrates the percentage of sunny days in Okoboji 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 Okoboji experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec26%37%46%38%38%63%60%65%65%54%42%39%
Data source: Okoboji May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Okoboji in May

As spring transitions into summer, May in Okoboji, United States, marks a delightful peak in daylight duration, offering 14 hours of sunlight—a significant increase from 11 hours in March and 13 hours in April. This gradual buildup of daylight reflects a clear trend of increasing sunlight as the year progresses, with June boasting the longest days at 15 hours. Following this summery zenith, the daylight begins to taper off, gently sliding back down to 13 hours in July and then 12 hours in September. The pattern emphasizes a vibrant seasonal cycle, where longer days invite outdoor activities and celebrations, making May a particularly cherished month for residents and visitors alike.

Average Daylight Hours in Okoboji for May

The chart illustrates the variation in daylight duration in Okoboji throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 21m10h 30m11h 58m13h 27m14h 43m15h 20m14h 59m13h 52m12h 26m10h 57m9h 39m8h 59m
Data source: Okoboji daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Okoboji

In May, Okoboji experiences a gentle breeze with an average wind speed of 4.4 m/s (10 mph), mirroring the calmer winds of January. This consistent wind flow from the early spring months of March and April, which both recorded 4.9 m/s (11 mph), creates a pleasant atmosphere for outdoor activities. As the summer approaches, the winds tend to soften, with speeds dropping to 3.3 m/s (7 mph) in July. However, as the year progresses toward fall, wind speeds generally recover, reaching 4.3 m/s (10 mph) in September. This cyclical pattern of breezier spring days transitioning to milder summer winds makes May a delightful time to enjoy the natural beauty of Okoboji.

Average May Wind Speed in Okoboji

The chart displays monthly wind speed patterns in Okoboji, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.43.74.94.94.4 m/s3.83.33.94.34.45.04.8
Data source: Okoboji May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Okoboji Compares to Other Months

The weather in Okoboji 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 Okoboji and find detailed weather information for every month.

May and January exhibit stark contrasts in weather, reflecting the transition from cold winter to warmer spring. In May, temperatures range from a minimum of 0°C (33°F) to a maximum of 34°C (94°F), with an average of 15°C (59°F). The month sees considerable precipitation, totaling 130 mm (5.1 in) over approximately 14 days, accompanied by a humidity level of 74%. In contrast, January presents a harsh winter climate, where the temperatures dip significantly from a chilling minimum of -34°C (-28°F) to a maximum of just 9°C (49°F), with an average of -8°C (18°F). Precipitation is notably lower in January, measuring only 31 mm (1.2 in) over about 5 days, and the humidity is slightly higher at 80%. For more detailed weather insights during this winter month, you can check Okoboji weather in January.

May and February present stark contrasts in weather. In May, temperatures range from a chilly 0°C (33°F) at night to a warm 34°C (94°F) during the day, with an average of 15°C (59°F). This month also sees higher precipitation, accumulating 130 mm (5.1 in) over approximately 14 days, and humidity levels around 74%. In contrast, February experiences much colder conditions, with temperatures plunging to a minimum of -33°C (-27°F) and only reaching a maximum of 19°C (66°F), averaging -8°C (18°F). Precipitation is considerably lower at 33 mm (1.3 in) over just 6 days, accompanied by even higher humidity at 84%. For a comprehensive overview of February weather, you can visit Okoboji weather in February.

When comparing the weather of March and May, it's evident that May experiences much milder temperatures, with an average of 15°C (59°F), while March averages just 1°C (34°F). The temperature range in May stretches from a minimum of 0°C (33°F) to a maximum of 34°C (94°F), offering warmer days compared to March's more extreme conditions, including a minimum of -26°C (-15°F) and a maximum of 24°C (75°F). Additionally, May sees more precipitation, totaling 130 mm (5.1 in) over 14 days, compared to March's 69 mm (2.7 in) falling over 8 days. Humidity levels are fairly similar, at 74% in May and 75% in March, indicating a dampness common to both months. For a more detailed exploration of March weather, check out Okoboji weather in March.

In comparing the weather of April and May, we observe a significant shift in temperature and precipitation. April experiences a colder climate, with minimum temperatures dropping to -15°C (5°F) and an average of 7°C (44°F), while in May, the mercury rises, boasting a minimum of 0°C (33°F) and an average of 15°C (59°F). The maximum temperature in April reaches 28°C (83°F), whereas May can peak at a much warmer 34°C (94°F). Although May sees a slight increase in precipitation to 130 mm (5.1 in) over 14 days compared to April’s 96 mm (3.8 in) over 9 days, April has a higher humidity level of 79% compared to 74% in May. For a detailed look at April's weather patterns, you can visit Okoboji weather in April.

May and June present a noticeable shift in weather patterns. In May, temperatures range from a chilly 0°C (33°F) at night to a warm 34°C (94°F) during the day, with an average of 15°C (59°F). The month experiences relatively high precipitation, totaling 130 mm (5.1 in) over 14 days, along with a humidity level of 74%. Transitioning to June, the weather becomes milder, with minimum temperatures rising to 8°C (46°F) and maximums reaching 35°C (95°F), averaging 22°C (72°F). June sees a slight increase in precipitation to 132 mm (5.2 in), but on fewer rainy days (11), and humidity also rises to 81%. This comparison highlights the warmer and slightly wetter trend as the summer months begin. For more specific details, you can check out Okoboji weather in June.

In comparing the weather between May and July, we can observe notable differences in temperature and precipitation. May experiences a minimum temperature of 0°C (33°F), with an average of 15°C (59°F) and a maximum reaching 34°C (94°F). This month sees substantial rainfall with 130 mm (5.1 in) spread across 14 days, resulting in a humidity level of 74%.

In contrast, July brings warmer conditions with a minimum temperature of 13°C (55°F), an average of 23°C (74°F), and a maximum of 35°C (95°F). Precipitation decreases to 86 mm (3.4 in) over just 10 days, and humidity levels rise slightly to 82%. These shifts indicate that while July is generally warmer, May tends to be more often rainy. For a deeper insight into July's climate, you can visit Okoboji weather in July.

When comparing the weather in May and August, we see distinct differences in temperature and precipitation patterns. May experiences a broader range of temperatures, from a chilly 0°C (33°F) up to a scorching 34°C (94°F), with an average of 15°C (59°F). This month also has higher precipitation, totaling 130 mm (5.1 in) over 14 days, resulting in a humidity level of 74%. In contrast, August is generally warmer with minimum temperatures around 10°C (50°F) and an average of 21°C (71°F), peaking at a maximum of 35°C (94°F). It sees slightly less rain, with 111 mm (4.4 in) of precipitation over 11 days and a higher humidity level of 80%. For more specific insights into August weather, check out Okoboji weather in August.

May and September offer contrasting yet mild weather conditions. In May, temperatures range from a chilly 0°C (33°F) at night to a warm 34°C (94°F) during the day, with an average temperature of 15°C (59°F). The month sees significant rainfall, with about 130 mm (5.1 in) of precipitation over 14 days, and humidity levels hover around 74%. Conversely, September presents slightly cooler weather, with minimum temperatures of 4°C (39°F) and maximums reaching 32°C (91°F), averaging 18°C (65°F). Rainfall is a bit lighter, totaling 113 mm (4.5 in) across just 9 days, while humidity remains comparable at 75%. For more detailed information, you can check Okoboji weather in September.

May and October present distinct weather patterns, reflecting the transition between spring and autumn. In May, temperatures range from a minimum of 0°C (33°F) to a maximum of 34°C (94°F), with an average of 15°C (59°F). The month sees substantial precipitation, totaling 130 mm (5.1 in) over approximately 14 days, and a humidity level of 74%. In contrast, October's temperatures drop, with a minimum of -10°C (13°F), an average of 9°C (48°F), and a maximum of 30°C (86°F). Precipitation decreases to 93 mm (3.7 in) over about 10 days, while humidity rises slightly to 77%. For a detailed look at the conditions in October, you can visit Okoboji weather in October.

May and November present contrasting weather patterns. In May, temperatures can fluctuate significantly, ranging from a chilly 0°C (33°F) to a warm 34°C (94°F), with an average of 15°C (59°F). The month sees considerable precipitation, totaling 130 mm (5.1 in) over about 14 days, which contributes to the moderately high humidity of 74%. In stark contrast, November experiences much colder conditions, with temperatures dropping to a minimum of -16°C (3°F) and averaging just 1°C (35°F). The maximum temperature peaks at 25°C (76°F), but the overall climate is much drier, with only 31 mm (1.2 in) of precipitation recorded over 6 days and humidity at a higher level of 85%. For more details on November weather in this region, check out Okoboji weather in November.

May and December present contrasting weather conditions. In May, temperatures range from a minimum of 0°C (33°F) to a maximum of 34°C (94°F), with an average of 15°C (59°F). This month experiences significant rainfall, with about 130 mm (5.1 in) falling over 14 days, and humidity levels at a moderate 74%. In stark contrast, December sees much colder temperatures, with a minimum of -24°C (-11°F) and a maximum of 18°C (64°F), averaging around -3°C (26°F). Precipitation is considerably lower at 40 mm (1.6 in) over just 4 days, and humidity rises to 83%. For more details about December weather in Okoboji, you can refer to Okoboji weather in December.

Compare Okoboji's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Okoboji

As May unfolds in Okoboji, the weather begins to transition, showcasing a vibrant mix of warm days and cool nights that set it apart from the preceding months. With temperatures reaching a maximum of 34°C (94°F) and an average of 15°C (59°F), the month offers a delightful warmth that invites outdoor activities. However, the 74% humidity and 14 days of precipitation remind us that spring is still in full swing, balancing sunshine with refreshing rain. This combination creates a unique ambiance, making May a perfect time to enjoy the beauty of Okoboji. For more information on how May compares to other months, check out Okoboji Climate.