Last updated: February 24, 2025
In July, Rapid City experiences a diverse climatic profile that juxtaposes warmth with humidity. The maximum temperature can soar to a scorching 38°C (100°F), while the average hovers around a comfortable 22°C (72°F). Evenings can bring relief with lows dipping to 9°C (49°F). This month also witnesses a notable 96 mm (3.8 in) of precipitation spread across 16 days, resulting in a humidity level that often reaches 85%. Overall, July in Rapid City captures the essence of a summer full of fluctuating conditions, offering both heat and refreshing rain.
In July, Rapid City basks in the warmth of summer, with temperatures reflecting a vibrant contrast to the bone-chilling cold of winter months. The average temperature settles at a pleasant 22°C (72°F), while lows remain mild at 9°C (49°F), allowing for enjoyable outdoor activities. As the month peaks, temperatures can soar to a sizzling 38°C (100°F), marking it as one of the hottest times of the year. This significant upswing from the cooler temperatures of the preceding months showcases a seasonal shift that invites both locals and visitors to embrace the full splendor of summer adventures. With just a hint of warmth lingering into August, July stands out as a prime time for enjoying the great outdoors, making Rapid City a summer paradise.
In July, Rapid City experiences a notable peak in precipitation, recording 96 mm (3.8 in) of rainfall over 16 days. This surge marks a continuation of the region's wet season, following May’s robust 112 mm (4.4 in), and indicates that summer is in full swing. The increase in precipitation is essential for replenishing local water sources and supports the vibrant flora and fauna during the warmer months. Surprisingly, while June had slightly lower precipitation at 72 mm (2.8 in) across 13 days, July’s rainfall is indicative of the region’s dynamic weather patterns, showcasing how variations can arise even in the heart of summer. As the month draws to a close, August prepares to bring a shift with its significantly lower anticipated rainfall of 57 mm (2.2 in), suggesting a more stable weather pattern ahead.
In July, Rapid City experiences its peak humidity levels, reaching an average of 85%. This marks a continuation of a humid trend that begins in the warmer months, with June already sitting at a substantial 84%. The elevated humidity in July is part of a seasonal pattern that sees the summer months—June and August—hovering at similar high levels, creating a muggy atmosphere. As the year progresses toward autumn, humidity tends to dip, with September falling to 76% and gradually continuing to decrease into the winter months. This fluctuation highlights how Rapid City transitions from the moisture-laden summer days to the crisper air of the colder season, making July notably one of the most humid months of the year.
In July, Rapid City's UV Index remains high, reaching 11 on the scale indicating an extreme exposure category, the same level as June. This consistency in high UV levels means that residents and visitors should limit unprotected sun exposure to just 10 minutes to avoid harmful effects. Following the upward trend from early spring to summer, it's clear that the risk of sunburn peaks during these months. As temperatures rise and outdoor activities increase, it's essential to stay informed and protect your skin. For detailed insights on UV levels throughout the year, visit Rapid City UV Index.
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July shines brightly in Rapid City, delivering an impressive 382 hours of sun-soaked days, the peak of the year. Following a steady climb from 169 hours in January, the increasing daylight hours signal the arrival of summer and invite residents and visitors alike to embrace outdoor adventures. This month stands out not only for its abundance of sunlight but also for its role as a pivotal transition from the lush greenery of June with 376 hours to the gentle decline into August, which still boasts a commendable 356 hours. As the summer sun beams down, July truly encapsulates the warmth and vibrancy of Rapid City, making it a prime time for exploration and enjoyment.
As summer unfolds in Rapid City, July stands out with a 63% chance of sunny weather, making it one of the most promising months for basking in the sun. This period follows a notable upward trend, where June offers a strong 67% likelihood of sunshine, allowing residents and visitors to enjoy outdoor activities under bright skies. While the month of May dips to 41%, sunshine returns with vigor during July, bridging the spring chill to the warmer months ahead. As we move into August, the sun's presence further intensifies, boasting a 72% chance of sun, illustrating a clear peak in summer's warm embrace. Thus, July serves as a pivotal moment, balancing vibrant summer activities with a commendable likelihood of clear, sunny days.
In Rapid City, July shines brightly with an impressive 15 hours of daylight, marking the peak of summer's radiance. This month maintains the extended daylight established in June, allowing residents and visitors to fully embrace the sun-soaked outdoors. Following the steady increase from 9 hours in January to a hearty 15 hours in both June and July, daylight begins to wane in August as it drops to 13 hours, signaling the gradual shift toward shorter days. The overall trend reveals a vibrant summer season, balanced by the gentle transition into autumn as daylight hours start to recede. This rhythm of light and dark beautifully captures the essence of life in Rapid City throughout the year.
In Rapid City, July brings a gentle breeze, with average wind speeds dipping to 3.2 m/s (7 mph). This is consistent with the trend observed in the summer months, as both July and August share this calmness. Following a higher activity in spring, where winds reached 4.0 m/s (9 mph) in April, the summer months herald a period of quieter winds, creating a more serene atmosphere ideal for outdoor activities. Interestingly, as the year progresses into the fall, winds tend to pick up again slightly, suggesting a seasonal rhythm that keeps Rapid City's charm both lively and inviting throughout the year.
The weather in Rapid City changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of July's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Rapid City and find detailed weather information for every month.
The comparison between July and January weather reveals stark contrasts in temperature and precipitation. July experiences a wide temperature range with minimums around 9°C and maximums soaring up to 38°C, contributing to an average of 22°C. In contrast, January's frigid temperatures can plunge as low as -26°C, with an average of -3°C and a maximum of 16°C. While July sees significant rainfall of 96 mm over 16 days and high humidity at 85%, January is relatively dry with only 14 mm of precipitation over just 4 days and a lower humidity level of 73%. For more detailed insights, refer to Rapid City weather in January.
July and February display stark differences in weather conditions. July boasts a significant temperature range with a minimum of 9°C (49°F) and peaks soaring to 38°C (100°F), resulting in an average temperature of 22°C (72°F). The month experiences 96 mm (3.8 inches) of precipitation over 16 days, coupled with high humidity levels at 85%. In contrast, February presents a much colder climate, with a minimum temperature plunging to -29°C (-19°F) and a much milder maximum of 21°C (69°F), leading to an average of -6°C (22°F). The precipitation is notably lower at 27 mm (1.1 inches) over just 7 days, with humidity at 78%. For more detailed insights, visit Rapid City weather in February.
The comparison between July and March weather reveals a dramatic shift in temperature and climate conditions. In July, temperatures range significantly, with a minimum of 9°C (49°F) and a scorching maximum of 38°C (100°F), while March experiences much cooler temperatures, dipping as low as -26°C (-14°F) and peaking at a milder 22°C (71°F). Precipitation is notably higher in July, with 96 mm (3.8 in) spread over 16 days, compared to just 44 mm (1.7 in) over 8 days in March. Additionally, July's humidity stands at a heightened 85%, whereas March's is a lower 64%, indicating a much more humid atmosphere in the summer months. For more details on March weather specifically, you can visit Rapid City weather in March.
When comparing the weather in July and April, there's a striking difference in temperature and precipitation. July features a wide temperature range with a minimum of 9°C (49°F) and a sweltering maximum that can reach up to 38°C (100°F), averaging around 22°C (72°F). In contrast, April's cooler temperatures range from a frosty -16°C (3°F) at night to a pleasant maximum of 25°C (77°F), with an average of just 5°C (41°F). Additionally, July experiences higher precipitation levels at 96 mm (3.8 inches) over 16 days, while April witnesses 73 mm (2.9 inches) across 11 days. The humidity in July also peaks at a steamy 85%, compared to April's more moderate 66%. For more details on the April weather in Rapid City, visit Rapid City weather in April.
In comparing the weather between May and July, it’s clear that July is significantly warmer with average temperatures around 22°C (72°F) and maximums reaching up to 38°C (100°F), in contrast to May's average of 11°C (53°F) and highs of 30°C (86°F). While July experiences slightly less precipitation at 96 mm (3.8 in) over 16 days compared to May's 112 mm (4.4 in) over 17 days, the humidity is notably higher in July at 85%, making it feel even warmer. For more detailed insights into May's weather patterns, check out Rapid City weather in May.
When comparing the weather in July to that of June, July shows a wider temperature range, with minimums down to 9°C (49°F) and maximums reaching as high as 38°C (100°F). In contrast, June starts off cooler, with minimum temperatures at 4°C (40°F) and a slightly lower maximum of 36°C (97°F). Average temperatures are warmer in July at 22°C (72°F), compared to June’s 19°C (67°F). Additionally, July experiences more rainfall, with 96 mm (3.8 in) over 16 days, while June has 72 mm (2.8 in) over 13 days. Humidity levels remain similar, with July at 85% and June at 84%. For more detailed insights into June's weather, you can visit Rapid City weather in June.
In comparing the weather between July and August, July tends to be slightly warmer, with average temperatures around 22°C (72°F) and maximums reaching up to 38°C (100°F). In contrast, August sees a drop in average temperature to 20°C (69°F) and a slightly lower maximum of 37°C (98°F). July experiences more precipitation, totaling 96 mm (3.8 in) over 16 days, while August has only 57 mm (2.2 in) over 12 days. Both months share an identical humidity level of 85%. For more detailed information, you can check Rapid City weather in August.
When comparing the weather in July and September, significant differences emerge. July boasts a much warmer average temperature of 22°C (72°F) but can reach highs of 38°C (100°F), while September sees a drop in average temperature to 16°C (62°F) with a minimum of -4°C (26°F). Precipitation is more frequent in July, with rain falling over 16 days and totaling 96 mm (3.8 in), compared to just 7 days and 43 mm (1.7 in) in September. Additionally, humidity levels are higher in July at 85%, whereas September features a lower humidity of 76%. For more detailed insights on September weather, refer to Rapid City weather in September.
July and October present strikingly different weather patterns that distinctly mark the transition from summer to autumn. In July, temperatures soar with an average of 22°C (72°F) and soaring highs that can reach up to 38°C (100°F), accompanied by high humidity at 85% and significant rainfall over 16 days, totaling 96 mm (3.8 in). In contrast, October brings a drastic drop in temperatures, averaging just 7°C (45°F), with a minimum of -18°C (-1°F) and a maximum of 30°C (86°F). Precipitation decreases to 52 mm (2.0 in) over only 8 days, and humidity levels lower to 71%. This seasonal shift showcases the stark contrast between the heat and humidity of midsummer and the cooler, drier conditions typical of early autumn. For more details, you can check Rapid City weather in October.
In July, the weather is generally warm and humid, with temperatures averaging around 22°C (72°F) and reaching as high as 38°C (100°F). This month experiences significant rainfall, with about 96 mm (3.8 in) spread over 16 days, contributing to a high humidity level of 85%. In contrast, November brings a stark shift in climate, as temperatures dip to a chilly average of 3°C (37°F), with nighttime lows plummeting to -19°C (-2°F). Precipitation is significantly reduced in November, totaling only 17 mm (0.7 in) over just 5 days, and humidity decreases to 73%. For more detailed insights into November weather, visit Rapid City weather in November.
The weather in July and December presents a stark contrast. In July, temperatures can soar with a minimum of 9°C (49°F) and a scorching maximum of 38°C (100°F), while averaging around 22°C (72°F). This month also experiences significant rainfall, with 96 mm (3.8 in) of precipitation spread over 16 days and high humidity levels at 85%. In contrast, December brings far colder conditions, with temperatures plunging to a minimum of -23°C (-10°F) and averaging around -1°C (30°F), peaking at a mild 21°C (70°F). Precipitation in December is much lower, at just 28 mm (1.1 in) over 6 days, and the humidity is relatively lower at 75%. For more detailed information, you can check Rapid City weather in December.
As July rolls in, Rapid City experiences a significant departure from the cooler months, trading crisp air for warm temperatures that can soar to sweltering highs. With an average temperature settling at a comfortable 22°C (72°F), the warm summer days invite outdoor exploration. However, this month also brings higher humidity levels and increased rainfall, resulting in 16 days of precipitation throughout July. With a total of 96 mm (3.8 in) of rain, summer storms can sweep through unexpectedly, a sharp contrast to the drier winters. For a more detailed overview of the weather patterns in Rapid City, check out the full insights on Rapid City Climate.