April Weather in Bozeman, United States

Last updated: February 24, 2025

April in Bozeman, United States ushers in a dynamic weather experience, characterized by a temperature range that oscillates between a brisk minimum of -20°C (-4°F) and a pleasant maximum of 22°C (72°F). With an average temperature resting at a cool 2°C (35°F), residents often witness the transition from lingering winter chills to the budding warmth of spring. This month also brings significant precipitation, totaling 86 mm (3.4 in) over 15 days, contributing to the region's lush landscapes. With a relatively high humidity level of 83%, April is truly a month of transformation, where the beauty of nature begins to awaken in the Rocky Mountain backdrop.

April Temperature in Bozeman

In April, Bozeman begins to shake off the chill of winter, with temperatures making a noticeable transition. The month showcases a minimum temperature of around -20°C (-4°F) and an average hovering just above freezing at 2°C (35°F). As the days lengthen and the sun shines brighter, the maximum temperature can soar to a pleasant 22°C (72°F), signaling the arrival of spring. This striking shift from the icy depths of January and February, when temperatures languished around -30°C, highlights a gentle warming trend. April serves as a beautiful reminder of nature's resilience, inviting outdoor activities and a fresh appreciation for Bozeman's scenic surroundings.

April Weather in Bozeman: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Bozeman, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec191829354657656354382820
Data source: Temperature data for Bozeman 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.

April Precipitation in Bozeman

In April, Bozeman experiences a notable uptick in precipitation, with 86 mm (3.4 in) of rain measured over 15 days. This marks a significant increase from the preceding months, reflecting a shift towards the wetter spring season. As the snow melts and temperatures rise, April sets the stage for the upcoming summer months, which feature more substantial rainfall, particularly in May and June. This month typically sees a blend of rain showers and the first hints of spring sunshine, creating a vibrant landscape that transitions from the winter chill to the warmth of summer. The consistent precipitation in April not only supports the lush growth of vegetation but also indicates the importance of this month in the region's annual hydrological cycle.

April Precipitation Trends in Bozeman

The chart displays monthly precipitation patterns in Bozeman, with values for each month alongside April's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec30654786102104394859685037
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Bozeman

As spring unfolds in Bozeman, the humidity begins to drop, with April showcasing an average humidity of 83%. This decline from the higher winter months—when humidity hovers around 93% in January and remains high at 92% in February—signals the transition towards the drier summer season. Following April, humidity continues to decrease, reaching its yearly low of 74% in July, suggesting that the warming temperatures correlate with lower moisture levels in the air. This trend not only enhances the outdoor experience but also highlights the distinct seasonal shifts in Bozeman's climate, making April a refreshing month for residents and visitors alike.

April Average Humidity in Bozeman

This chart illustrates the average monthly humidity levels in Bozeman, with April's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how April's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec93%92%90%83%79%76%74%69%67%72%89%94%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Bozeman

As April unfolds in Bozeman, the UV Index sees a significant leap to 8, marking it as a month of very high exposure. This sharp increase from March’s 7 reflects the growing strength of the sun as spring progresses. With a burn time of just 15 minutes, it's crucial for residents and visitors alike to be proactive about sun safety. This trend continues into May when the UV Index escalates further to an alarming 11, categorizing it as extreme. The data highlight the importance of vigilance throughout the spring and summer months. For detailed information about UV levels and safe sun practices, check out Bozeman UV Index.

Maximum UV Index Levels in Bozeman for April

The chart shows the monthly maximum UV Index (UVI) for Bozeman in April, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3578111110108642
Data source: Bozeman April 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.

April Sunshine in Bozeman

As April unfolds in Bozeman, the city welcomes a significant boost in sunshine, boasting 272 hours of bright rays this month. This increase is part of a promising trend that sees daylight steadily climb from the depths of winter, where January starts with a mere 145 hours. By the time spring arrives, the days grow noticeably longer, advancing towards the sunlit heights of summer, which peak in July with 389 hours. As residents bask in the warmth and light of April, it's clear that the promise of outdoor adventures and vibrant life is on the horizon, heralding the gradual shift towards the dazzling days of May and beyond.

Monthly Sunshine Duration in Bozeman: April Highlighted

The April sunshine duration represents the total number of hours Bozeman experiences direct sunlight during the month of April, excluding cloudy or obstructed periods. This chart compares the sunshine duration of April with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec145h175h267h272h311h350h389h345h277h239h192h181h
Data source: Bozeman April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Bozeman During April

In Bozeman, the likelihood of sunny weather in April hovers around 42%, marking a slight decline from the preceding month's peak of 51% in March. This month typically transitions from winter's chill toward the warmer spring days, offering a mix of sunny spells and lingering clouds. While April's sunshine probability is lower than the high-energy months of early summer—like June at a striking 74%—it does indicate a welcome improvement compared to the gloomier winter months, where sunny days barely reached 37% in January and 27% in February. As the season progresses, outdoor enthusiasts can look forward to more consistent clear skies as Bozeman shakes off the last remnants of winter.

Percentage of Sunny Days in April in Bozeman

The chart illustrates the percentage of sunny days in Bozeman throughout the year, with April 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 Bozeman experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec37%27%51%42%41%74%68%56%70%47%36%28%
Data source: Bozeman April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Bozeman in April

As spring unfolds in Bozeman, April brings a delightful increase in daylight, extending to 13 hours—a notable leap from the 11 hours seen in March. This gradual illumination hints at the longer days of summer just around the corner, setting the stage for brighter evenings and outdoor adventures. The pattern of increasing daylight continues into May, where residents can bask in 14 hours of sunshine, before peaking in June and July at 15 hours. The rhythm of light ebbs and flows throughout the year, but April serves as a vibrant reminder of the seasonal transition, inviting everyone to step outside and enjoy the blossoming landscape.

Average Daylight Hours in Bozeman for April

The chart illustrates the variation in daylight duration in Bozeman throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 8m10h 23m11h 57m13h 34m14h 56m15h 37m15h 15m14h 1m12h 28m10h 52m9h 27m8h 43m
Data source: Bozeman daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Bozeman

As April rolls into Bozeman, the average wind speed remains a steady 2.2 m/s (5 mph), mirroring the calmness of the preceding months. This consistency reflects a broader trend seen throughout the year, where wind speeds fluctuate minimally, hovering around this gentle pace. Notably, July experiences a slight dip, with winds dropping to 1.8 m/s (4 mph), marking the year's calmest period. However, as autumn approaches, we see an uptick in wind speed, particularly in November and December, where averages rise to 2.6 m/s (6 mph) and 2.5 m/s (6 mph) respectively. Overall, April embodies the tranquility of spring, seamlessly blending into the year's rhythm while hinting at the breezier days that await in the colder months.

Average April Wind Speed in Bozeman

The chart displays monthly wind speed patterns in Bozeman, with values for each month shown alongside April's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how April's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.22.22.12.2 m/s2.22.11.82.12.12.22.62.5
Data source: Bozeman April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Bozeman Compares to Other Months

The weather in Bozeman changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of April'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.

April and January present starkly contrasting weather conditions. In April, temperatures range from a chilly -20°C (-4°F) at night to a pleasant 22°C (72°F) during the day, with an average of 2°C (35°F). This month sees a significant amount of precipitation, totaling 86 mm (3.4 in) over approximately 15 days, contributing to a somewhat humid atmosphere at 83%. In contrast, January experiences much colder temperatures, with a minimum of -29°C (-20°F) and an average of -7°C (20°F), peaking at only 6°C (43°F). It is also a much drier month, receiving just 30 mm (1.2 in) of precipitation over 8 days, with a higher humidity level of 93%. For a closer look at Bozeman's climate during January, you can visit Bozeman weather in January.

April weather presents a marked contrast to that of February. The average temperature in April is a milder 2°C (35°F), with minimums dropping to -20°C (-4°F) and maximums reaching a pleasant 22°C (72°F). In comparison, February is significantly colder, with an average temperature of -8°C (18°F) and minimum temperatures plummeting to -36°C (-32°F). While April sees approximately 86 mm (3.4 in) of precipitation over 15 days with a humidity of 83%, February records slightly less precipitation at 65 mm (2.5 in) over 14 days, accompanied by a higher humidity level of 92%. For more details on February weather, you can visit Bozeman weather in February.

In comparing the weather of March and April, it is clear that April experiences a significant warming trend. While March has a colder temperature range with a minimum of -28°C (-18°F) and an average of -2°C (29°F), April sees temperatures rise to a minimum of -20°C (-4°F) and an average of 2°C (35°F). The maximum temperature in April reaches 22°C (72°F), compared to March's peak of 16°C (61°F). Additionally, April has higher precipitation levels at 86 mm (3.4 in) across 15 days, whereas March has 47 mm (1.8 in) over 11 days. Notably, both months have high humidity levels, with March at 89% and April at 83%. For more detailed information about the weather in March, you can visit Bozeman weather in March.

April and May present distinct shifts in weather patterns. In April, temperatures range from a chilly minimum of -20°C (-4°F) to a comfortable maximum of 22°C (72°F), with an average of just 2°C (35°F). The month experiences 86 mm (3.4 in) of precipitation over 15 days, coupled with high humidity at 83%. In contrast, May ushers in warmer conditions with temperatures fluctuating between a minimum of -10°C (13°F) and a maximum of 25°C (77°F), resulting in an average of 8°C (46°F). However, May sees increased precipitation at 102 mm (4.0 in) over 18 days, with slightly lower humidity of 79%. For more specific insights, check out Bozeman weather in May.

April and June showcase a significant shift in weather conditions. In April, temperatures fluctuate from a chilly minimum of -20°C (-4°F) to a pleasant maximum of 22°C (72°F), with an average of 2°C (35°F). The month sees a fair amount of precipitation, totaling 86 mm (3.4 in) over 15 days, accompanied by high humidity at 83%.

In contrast, June experiences much warmer temperatures, ranging from a minimum of 0°C (32°F) to a high of 33°C (92°F), with a comfortable average of 14°C (57°F). Although June has a slightly higher total precipitation of 104 mm (4.1 in) spread over 14 days, the humidity is lower at 76%. For more detailed insights on the weather in June, visit Bozeman weather in June.

April and July present quite contrasting weather conditions. In April, temperatures range from a chilly -20°C (-4°F) to a mild 22°C (72°F), with an average of just 2°C (35°F). The month often experiences significant precipitation, with 86 mm (3.4 in) falling over approximately 15 days, leading to a humid atmosphere at 83%. In stark contrast, July boasts a much warmer climate, with temperatures varying from 0°C (33°F) at night to a sweltering 34°C (94°F) during the day, averaging around 18°C (65°F). The precipitation in July is notably less, at 39 mm (1.5 in) across just 8 days, and the humidity is more comfortable at 74%. For more detailed information, check out Bozeman weather in July.

April and August present markedly different weather patterns. In April, temperatures range from a chilly -20°C (-4°F) to a mild 22°C (72°F), with an average of 2°C (35°F). The month is characterized by significant precipitation, with 86 mm (3.4 in) falling over 15 days, leading to high humidity levels of 83%. In contrast, August boasts much warmer temperatures, with a minimum of 2°C (36°F) and a maximum of 33°C (92°F), and an average temperature of 17°C (64°F). Additionally, August experiences less rain, totaling only 48 mm (1.9 in) over just 8 days and lower humidity at 69%. For more detailed information, check out Bozeman weather in August.

April and September showcase contrasting weather patterns. In April, temperatures can plummet to a minimum of -20°C (-4°F), with an average of 2°C (35°F) and a maximum of 22°C (72°F). The month is characterized by significant precipitation, averaging 86 mm (3.4 in) over about 15 days, contributing to a high humidity level of 83%. In stark contrast, September experiences milder conditions with minimum temperatures around -4°C (25°F) and an average of 12°C (54°F), peaking at a warm 33°C (92°F). With only 59 mm (2.3 in) of precipitation over roughly 7 days and lower humidity at 67%, September offers a much drier and more pleasant climate. For more details, you can explore Bozeman weather in September.

April and October both feature varying temperatures, but they do present distinct transitions in weather. In April, temperatures range from a chilly -20°C (-4°F) at night to a comfortable max of 22°C (72°F) during the day, with an average around 2°C (35°F). This month experiences about 86 mm (3.4 in) of precipitation over 15 days, contributing to a high humidity level of 83%. In contrast, October records slightly colder nights with a minimum of -27°C (-17°F) and a higher daytime maximum of 25°C (78°F), alongside a similar average temperature of 3°C (38°F). With 68 mm (2.7 in) of precipitation over 13 days and lower humidity at 72%, October often feels drier as it prepares for the onset of winter. For more details, you can check Bozeman weather in October.

April and November present contrasting weather patterns in Bozeman. In April, temperatures range from a chilly -20°C (-4°F) at night to a mild 22°C (72°F) during the day, with an average of 2°C (35°F). This month tends to be wetter, receiving about 86 mm (3.4 in) of precipitation over approximately 15 days, while maintaining a humidity level of 83%. Conversely, November experiences cooler temperatures, with minimums dipping to -22°C (-7°F) and maximums reaching only 19°C (66°F), averaging -2°C (28°F). It sees less precipitation at 50 mm (2.0 in) over about 11 days, combined with slightly higher humidity at 89%. For more detailed insights, you can check out Bozeman weather in November.

In comparing the weather between April and December, we see a stark contrast in temperatures and precipitation. April experiences milder conditions with a minimum temperature of -20°C (-4°F) and an average of 2°C (35°F), reaching a maximum of 22°C (72°F). It also brings about 86 mm (3.4 in) of precipitation over 15 days and has a humidity level of 83%. In contrast, December is much colder, with temperatures ranging from a minimum of -29°C (-20°F) to an average of -7°C (20°F), peaking at 14°C (57°F). It has significantly less precipitation, totaling 37 mm (1.5 in) over 10 days, and higher humidity at 94%. For a deeper look at the climate during this winter month, check out Bozeman weather in December.

Compare Bozeman's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Bozeman

As April unfolds in Bozeman, the transition from winter to spring becomes unmistakable. While daytime temperatures may occasionally bask in the warmth of up to 22°C (72°F), the chill of night can drop to a stark -20°C (-4°F), showcasing the region's dramatic temperature fluctuations. This month also experiences considerable precipitation, with rain gracing the area for about 15 days, making it one of the wetter periods of the year. The humidity, rising to 83%, adds to the briskness in the air, creating a unique atmosphere as the landscape begins to thaw. April serves as a vibrant prelude to the summer months ahead, inviting both residents and visitors to embrace the dynamic weather. For more insights into what to expect throughout the year, visit Bozeman Climate.