Last updated: February 24, 2025
In May, Bozeman, United States experiences a vibrant transition into spring, characterized by a maximum temperature reaching a warm 25°C (77°F) and an average of 8°C (46°F), with nighttime lows dipping to a brisk -10°C (13°F). This month is marked by considerable precipitation, totaling 102 mm (4.0 in), over approximately 18 days, resulting in a relatively high humidity level of 79%. The combination of rising temperatures and ample moisture fosters lush landscapes, making May a picturesque time to explore the natural beauty of Bozeman.
In May, Bozeman experiences a notable shift toward warmer temperatures, marking the transition from winter to spring. Minimum temperatures hover around -10°C (13°F), while average highs reach a pleasant 25°C (77°F). This month presents a significant improvement from the chill of earlier months, such as April's max of 22°C (72°F). As nature awakens, Bozeman showcases a delightful average of 8°C (46°F), encouraging outdoor activities and exploration of its stunning landscapes. The shift in temperature not only enhances the scenery but also invites residents and visitors alike to embrace the vibrant atmosphere that May brings, setting the stage for the warmth of summer just around the corner.
May marks a significant uptick in precipitation for Bozeman, with 102 mm (4.0 in) of rainfall spread across 18 days. This increase follows April's moderate 86 mm (3.4 in), indicating a transition into the wetter late spring. May's showers not only contribute to the lush greenery but also create a vibrant atmosphere, as nature awakens from winter's slumber. The precipitation levels serve as a precursor to June's similar pattern, where rainfall slightly rises to 104 mm (4.1 in), illustrating a trend of consistent moisture that supports the region's beautiful landscapes. Overall, May’s rainfall plays a crucial role in sustaining the ecological richness of the area while preparing for the upcoming summer months.
As spring unfolds in Bozeman, May brings a noticeable shift in humidity levels, dropping to 79% compared to the higher figures of preceding months. This change marks a transition from the damp chill of winter, where humidity peaks at 93% in January and hovers around 89% in March and November. The trend continues into the warmer months, with June and July experiencing even lower humidity levels at 76% and 74%, respectively. The gradual decrease in humidity not only enhances the comfort of outdoor activities but also sets the stage for the pleasant summer season ahead, inviting residents and visitors alike to explore the beauty of Bozeman's landscapes.
As May rolls into Bozeman, the UV Index reaches a striking 11, categorizing it as extreme and resulting in a significantly reduced burn time of just 10 minutes. This sharp increase from April's already high UV level of 8 highlights the urgent need for sun protection during this month. With the UV Index climbing steadily from a moderate 3 in January to its peak this spring, May signals the transition into the sun-heavy months ahead, where protective measures become increasingly essential. Residents and visitors alike should stay vigilant as they embrace the outdoor activities that May has to offer while prioritizing their skin health. For more detailed information, check out the Bozeman UV Index.
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As May arrives in Bozeman, the region revels in a delightful burst of sunshine, clocking in an impressive 311 hours of sunlight. This marks a notable increase from the months preceding it, reflecting a steady upward trend as winter begins to fade. After January’s modest 145 hours, the city witnesses a gradual climb, with February and March contributing 175 and 267 hours respectively. April continues this joyful ascent, reaching 272 hours before May boldly claims the spotlight. The month of May not only showcases the peak of spring but also hints at the sun-drenched summer ahead, paving the way for June's record 350 hours. This delightful progression from fewer sunny hours in the colder months to the vibrant abundance of May underscores Bozeman's stunning transition into the warmer seasons, inviting residents and visitors alike to bask in the beauty of Montana's landscape.
In Bozeman, the likelihood of sunny weather sees a notable shift as the year progresses, with May presenting a 41% chance of sun. This figure reflects a slight dip compared to the vibrant sunlit days of March, which boasts a 51% chance, and April’s 42%. While May doesn't reach the warmth of the summer months, it stands in stark contrast to the gloomier winter months, where January and February languish with chances as low as 37% and 27%, respectively. As the seasons transition, the sunny probabilities dramatically rise, particularly in June, where they soar to 74%, hinting that although May may still be somewhat overcast, brighter days are just around the corner.
As spring blossoms into summer, the daylight duration in Bozeman transforms remarkably, with May being a striking example of this shift. Starting the year with only 9 hours in January, daylight gradually increases, culminating in May with a refreshing 14 hours of sunlight. This steady climb reflects nature's awakening and invites residents to revel in outdoor activities. Following May, daylight remains plentiful through June and July, peaking at 15 hours, before the gradual descent begins again in August. The pattern underscores a vibrant rhythm of light, energizing the community and emphasizing the beauty of each season's progression.
In Bozeman, May continues the trend of mild winds characteristic of early spring, with an average speed of 2.2 m/s (5 mph). This consistent breeze mirrors the preceding months of January through April, all maintaining the same gentle pace. As the city transitions into late spring, the wind speed slightly drops in June, leading into the summer months, where a gradual decrease culminates in July's calmest winds at 1.8 m/s (4 mph). This overall pattern reflects a seasonal cycle where Bozeman enjoys soft winds during spring, promoting a serene outdoor atmosphere before summer's quieter breath settles in.
The weather in Bozeman 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 Bozeman and find detailed weather information for every month.
In May, the weather in Bozeman sees a notable warming trend, with temperatures ranging from a chilly minimum of -10°C (13°F) to a pleasant maximum of 25°C (77°F) and an average of 8°C (46°F). This month also experiences a significant amount of precipitation, totaling 102 mm (4.0 in) over 18 days, coupled with 79% humidity. In contrast, January is much colder, with temperatures dropping to a frigid minimum of -29°C (-20°F) and an average of -7°C (20°F), peaking at just 6°C (43°F). The month is relatively dryer, with only 30 mm (1.2 in) of precipitation over 8 days and a higher humidity of 93%. For more detailed insights on the weather, check out Bozeman weather in January.
May and February in Bozeman present contrasting weather patterns. In May, temperatures typically range from a minimum of -10°C (13°F) to a pleasant maximum of 25°C (77°F), making it a significantly warmer month with an average temperature of 8°C (46°F). The precipitation is relatively high at 102 mm (4.0 in) over 18 days, accompanied by a humidity level of 79%. In contrast, February experiences much colder conditions, with temperatures ranging from a frosty minimum of -36°C (-32°F) to a maximum of just 9°C (48°F), resulting in an average of -8°C (18°F). Precipitation in February is lower at 65 mm (2.5 in) over 14 days, but the humidity is notably higher at 92%. For more details on February weather, visit Bozeman weather in February.
Comparing the weather in March and May reveals distinct seasonal shifts. In March, temperatures range from a minimum of -28°C (-18°F) to a maximum of 16°C (61°F), with an average of -2°C (29°F). The month experiences relatively low precipitation, totaling 47 mm (1.8 in) over 11 days, along with higher humidity at 89%. In contrast, May showcases a broader temperature spectrum, with minimums of -10°C (13°F) and maximums reaching 25°C (77°F). The average temperature improves significantly to 8°C (46°F), while precipitation also increases to 102 mm (4.0 in) spread over 18 days. The humidity remains relatively high at 79%, but the overall climate in May is much milder and more pleasant than in the colder March. For more details about March weather, you can visit Bozeman weather in March.
When comparing the weather in April and May, it’s clear that May tends to be warmer and wetter. In May, temperatures range from a minimum of -10°C (13°F) to a maximum of 25°C (77°F), with an average temperature of 8°C (46°F), while April experiences cooler temperatures, ranging from -20°C (-4°F) to 22°C (72°F) and averaging 2°C (35°F). Additionally, May sees more precipitation at 102 mm (4.0 in) over 18 days, compared to April's 86 mm (3.4 in) over 15 days, although humidity levels are fairly similar, with May at 79% and April slightly higher at 83%. For a more detailed look at April’s weather, you can check Bozeman weather in April.
May and June exhibit notable differences in weather patterns. May sees temperatures ranging from a chilly minimum of -10°C (13°F) to a comfortable maximum of 25°C (77°F), with an average of 8°C (46°F). The month is characterized by significant precipitation, totaling 102 mm (4.0 in) over 18 days, coupled with a humidity level of 79%. In contrast, June warms up considerably, with temperatures ranging from a minimum of 0°C (32°F) to a peak of 33°C (92°F) and an average of 14°C (57°F). Although precipitation slightly increases to 104 mm (4.1 in), it occurs over fewer days, just 14 in total, with humidity dropping to 76%. For more details about the weather during this month, check out Bozeman weather in June.
In May, the weather is quite variable, with temperatures ranging from a chilly -10°C (13°F) to a pleasant maximum of 25°C (77°F) and an average of 8°C (46°F). This month also sees significant rainfall, with 102 mm (4.0 in) of precipitation over 18 days, contributing to a relatively high humidity level of 79%. In contrast, July offers warmer and more stable conditions, featuring temperatures that range from a minimum of 0°C (33°F) to a maximum of 34°C (94°F), with an average temperature of 18°C (65°F). The month experiences much less rainfall, with only 39 mm (1.5 in) over 8 days and a slightly lower humidity of 74%. For more detailed insights on July weather, check out Bozeman weather in July.
May and August present contrasting weather patterns. In May, temperatures range from a chilly minimum of -10°C (13°F) to a pleasant maximum of 25°C (77°F), with an average of 8°C (46°F). This month also experiences significant precipitation, totaling 102 mm (4.0 in) over 18 days, contributing to a higher humidity level of 79%. In contrast, August showcases a warmer climate with temperatures varying from a minimum of 2°C (36°F) to a maximum of 33°C (92°F), averaging around 17°C (64°F). Precipitation decreases significantly to 48 mm (1.9 in) over just 8 days, and humidity drops to 69%. For more details on the weather patterns during this month, check out Bozeman weather in August.
May and September present contrasting weather patterns. In May, temperatures can dip as low as -10°C (13°F), with an average of 8°C (46°F) and highs reaching up to 25°C (77°F). The month experiences considerable precipitation, with around 102 mm (4.0 in) falling over 18 days, contributing to a high humidity level of 79%. In contrast, September's temperatures start from a milder minimum of -4°C (25°F), average 12°C (54°F), and can rise to a maximum of 33°C (92°F). This month has significantly less rain, with only 59 mm (2.3 in) across about 7 days and a lower humidity of 67%. For more detailed information, you can check Bozeman weather in September.
When comparing the weather in May and October, one notable difference is the temperature range. In May, temperatures generally range from a chilly -10°C (13°F) at night to a comfortable high of 25°C (77°F) during the day, with an average of 8°C (46°F). In contrast, October experiences much colder conditions, with nighttime lows dropping to -27°C (-17°F) while the daytime high can still reach 25°C (78°F), resulting in an average temperature of just 3°C (38°F). Additionally, May sees higher precipitation levels with 102 mm (4.0 in) over about 18 rainy days, whereas October has less rain, totaling 68 mm (2.7 in) over 13 days. The humidity levels are also slightly different, with May exhibiting 79% humidity compared to October's 72%. For more specific insights about October's weather patterns, check out Bozeman weather in October.
In comparing the weather of May and November, May tends to be milder with an average temperature of 8°C (46°F), while November experiences a chillier average of -2°C (28°F). May sees a wider temperature range, peaking at 25°C (77°F), compared to November's maximum of 19°C (66°F). Precipitation levels are higher in May, with 102 mm (4.0 in) over 18 days, versus November’s 50 mm (2.0 in) over just 11 days. Additionally, humidity is slightly higher in November at 89% compared to May's 79%, contributing to the overall damp and cool atmosphere. For more detailed information, you can check Bozeman weather in November.
In comparing the weather of May and December, notable differences emerge. May typically experiences milder temperatures, with a range from a minimum of -10°C (13°F) to a maximum of 25°C (77°F) and an average of 8°C (46°F). This month also sees higher precipitation, averaging 102 mm (4.0 in) over about 18 days, accompanied by a humidity level of 79%. In striking contrast, December is much colder, with temperatures plummeting to a minimum of -29°C (-20°F) and an average of -7°C (20°F), peaking at only 14°C (57°F). The precipitation in December is significantly lower at 37 mm (1.5 in), occurring over 10 days and with a higher humidity level of 94%. For a detailed look at December weather specifics, you can visit Bozeman weather in December.
As May unfolds in Bozeman, it brings a refreshing transition from the lingering chill of winter to the warmth of summer. This month stands out with its fluctuating temperatures, where sunny days can swiftly shift to cooler ones, painting a picturesque contrast. While the average temperatures start to rise, the increased humidity and frequent rainfall—spanning about 18 days—add a lively charm to the landscape. This combination of warmer days and wet weather sets May apart from the drier, more stable conditions of the following months, making it a crucial time for flora blooming and outdoor activities. To explore more about how the climate evolves, visit Bozeman Climate.