Last updated: February 24, 2025
July in Keystone, United States showcases a refreshing summer climate characterized by a maximum temperature of 23°C (74°F) and an average temperature of 11°C (53°F). Visitors should prepare for a minimum drop to -2°C (28°F), especially during the cooler nights. The month sees approximately 83 mm (3.3 in) of rainfall spread across 15 days, making it essential to pack a raincoat or umbrella. With an average humidity level of 52%, the weather remains relatively comfortable, making July a versatile month for outdoor activities and exploration in this stunning mountainous region.
In July, Keystone, United States, experiences a refreshing reprieve from the biting cold of winter, showcasing a notable rise in temperatures. The minimum temperature hovers around -2°C (28°F), while the average reaches a comfortable 11°C (53°F), and the maximum climbs to a pleasant 23°C (74°F). This month marks a significant increase compared to the frigid depths of January, where temperatures plunge to -26°C (-15°F). The trend indicates a gradual warming as summer unfolds, with July presenting the warmest weather of the year, characterized by mild evenings and sunny days perfect for outdoor adventures. The overall shift from icy winters to balmy summer reflects the vibrant seasonal changes that make Keystone an appealing destination.
In July, Keystone experiences a notable uptick in precipitation, with an average of 83 mm (3.3 in), making it one of the wettest months of the year. This increase aligns with a higher frequency of rainy days, as July boasts about 15 wet days, the most of any month. This trend highlights a shift from the preceding months, particularly June's modest 50 mm (2.0 in) over just 10 days. The combination of increased rainfall and the number of precipitation days suggests that July serves as a threshold into the peak summer wet season, contributing significantly to both local ecosystems and water supply. As the summer progresses, August sees a dip in both volume and rain days, indicating a transition back to drier conditions.
In July, Keystone, United States experiences its lowest humidity of the year at just 52%, marking a significant decline from the more oppressive conditions of the winter months. As the season transitions into the warmth of summer, there's a noticeable drop from the 66% humidity in May and 58% in June, creating a more comfortable environment for outdoor activities. Following July, humidity begins to rise again, peaking at 65% in September. This overall trend highlights a pattern of decreasing humidity during the peak summer months, making July an ideal time for enjoying the outdoors, before the moisture returns in the fall.
In July, Keystone experiences a UV Index of 13, categorized as extreme, which means sun protection is crucial during outdoor activities. This level of UV radiation is consistent with a trend observed since April, when the index first peaked, making summer months particularly intense for sun exposure. Interestingly, while June recorded the highest UV Index at 14, July maintains a sharply elevated level, urging visitors and locals alike to minimize burn time to just 10 minutes without protection. As the season progresses into August and September, the UV Index slightly declines but remains in the extreme category, emphasizing the need for vigilance against overexposure. For more detailed information and to plan accordingly, check the Keystone UV Index.
UV Risk Categories
In Keystone, United States, the month of July shines brightly alongside June, both offering a generous 382 hours of glorious sunshine. This peak in sunlight encapsulates the summer's warmth, a welcome contrast to the dwindling hours of sunshine in the winter months. As the year progresses, we see a steady increase in daylight from January's mere 183 hours, steadily climbing as spring approaches, culminating in the sunny heights of late spring and summer. However, as August rolls in, hours start to taper off, hinting at the transition back to cooler, shorter days. This sunshine pattern not only sets the stage for outdoor activities but also highlights the cyclical rhythm of the seasons, encouraging residents and visitors alike to revel in the abundant summer light before embracing the fall.
In Keystone, United States, July experiences a 48% chance of sunny weather, making it a month of moderate sun visibility. This percentage aligns closely with January's 48%, hinting at a consistent pattern of sunshine during the earlier summer months. As the year progresses, from June's 52% to August's notable rise of 61%, the likelihood of sunny days steadily increases, peaking in late summer. Following this trend, September holds even brighter prospects with a 65% chance of sunshine, suggesting that while July is a pleasant month for outdoor activities, the sun shines even more brightly as summer draws to a close.
In July, Keystone, United States, enjoys a vibrant 14 hours of daylight, maintaining the peak observed since May. This month continues the trend of extended daylight that began in the spring, offering long days perfect for outdoor activities and exploration. As summer reaches its zenith, the abundant sunlight creates a lively atmosphere, inviting residents and visitors alike to soak up the sun. Looking ahead, daylight begins to gradually wane in August, hinting at the subtle transitions of the seasons. Overall, July embodies the essence of summer's fullness, marked by long, sunlit days that herald a time of warmth and adventure.
In July, the winds in Keystone, United States, whisper gently, reaching an average speed of just 1.8 m/s (4 mph). This marks a noticeable dip compared to the earlier months. Following a gradual decrease from June's 2.0 m/s, July stands out as the calmest month of the year, echoing the season's warm embrace. As the summer peaks, these quieter breezes contrast sharply with the more robust winds found during the winter months, like January's 2.7 m/s and November's 2.8 m/s. This trend highlights a seasonal cycle where chilly air fuels stronger gusts, while the summer sun brings a serene stillness to Keystone's landscape.
The weather in Keystone 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 Keystone and find detailed weather information for every month.
When comparing the weather in July and January, there is a stark contrast in temperatures and conditions. In July, temperatures range from a minimum of -2°C (28°F) to a comfortable maximum of 23°C (74°F), with an average of around 11°C (53°F). This month experiences more precipitation, with 83 mm (3.3 in) over approximately 15 days, coupled with a moderate humidity level of 52%. In contrast, January sees much colder temperatures, with overnight lows plunging to -26°C (-15°F) and a maximum of only 5°C (42°F), averaging -11°C (13°F). The precipitation is less frequent, totaling 41 mm (1.6 in) spread over about 10 days, but the humidity is significantly higher at 88%. For more detailed weather insights, you can check Keystone weather in January.
In comparing the weather of July and February, it's clear that these two months offer vastly different experiences. July enjoys milder temperatures, with a minimum of -2°C (28°F), an average of 11°C (53°F), and a maximum of 23°C (74°F). In contrast, February is notably colder, with temperatures dropping to a minimum of -28°C (-19°F), an average of -10°C (14°F), and a maximum of only 9°C (48°F). Precipitation is more frequent in July, with 83 mm (3.3 in) over 15 days, while February sees slightly less at 59 mm (2.3 in) across 14 days, yet humidity in February is significantly higher at 87% compared to July's 52%. For more specific details about February weather in Keystone, you can visit Keystone weather in February.
July and March present contrasting weather patterns in terms of temperature, precipitation, and humidity. In July, temperatures range from a minimum of -2°C (28°F) to a maximum of 23°C (74°F), with an average of 11°C (53°F), while precipitation amounts to 83 mm (3.3 in) over 15 days, and humidity is a moderate 52%. In stark contrast, March features much colder conditions, with temperatures dipping as low as -25°C (-12°F) and only reaching a maximum of 9°C (49°F), averaging at -5°C (22°F). The precipitation in March is slightly less at 67 mm (2.7 in) over 14 days, but the humidity is significantly higher at 81%. For more detailed information, you can check out Keystone weather in March.
In comparing the weather of July and April, it's evident that July is significantly warmer, with temperatures ranging from a minimum of -2°C (28°F) to a maximum of 23°C (74°F), while April experiences much colder conditions with temperatures ranging from a minimum of -21°C (-5°F) to a maximum of 10°C (50°F). July also brings about a moderate amount of rainfall, totaling 83 mm (3.3 in) over approximately 15 days, while April sees slightly lower precipitation at 78 mm (3.1 in) across around 13 days. Additionally, the humidity levels are notably different; July maintains a more comfortable humidity of 52%, whereas April has a higher humidity level of 76%. For more details on the weather during April, you can check Keystone weather in April.
When comparing the weather in July and May, it's clear that July is significantly warmer, with average temperatures ranging from a minimum of -2°C (28°F) to a maximum of 23°C (74°F), while May's temperatures are cooler, with a minimum of -13°C (10°F) and a maximum of 17°C (63°F). Both months experience similar amounts of precipitation, with July receiving 83 mm (3.3 in) over 15 days and May slightly less at 81 mm (3.2 in) over 14 days. Additionally, May has a higher humidity level at 66% compared to July's 52%, making July feel more comfortable despite its overall wet conditions. For more specific details on May weather, you can visit Keystone weather in May.
Comparing the weather in July and June, July experiences slightly warmer temperatures overall, with a minimum of -2°C (28°F) and an average of 11°C (53°F), while June's temperatures dip lower, with a minimum of -9°C (15°F) and an average of 8°C (46°F). Notably, both months have similar maximum temperatures, with July reaching 23°C (74°F) and June just a notch higher at 24°C (75°F). Precipitation is more prevalent in July, totaling 83 mm (3.3 in) over 15 days, compared to June's 50 mm (2.0 in) over 10 days. Additionally, June's humidity is a bit higher at 58%, while July sits at a more moderate 52%. For more details about June weather, you can visit Keystone weather in June.
In July, temperatures range from a chilly minimum of -2°C (28°F) to a maximum of 23°C (74°F), with an average temperature of 11°C (53°F). The month experiences significant precipitation, totaling 83 mm (3.3 in) across 15 days, along with a humidity level of 52%. In contrast, August brings slightly warmer nighttime temperatures, starting at 0°C (32°F) and peaking at 22°C (73°F), while maintaining an average of 11°C (52°F). Precipitation decreases to 53 mm (2.1 in) over 11 days, and humidity rises marginally to 56%. For more detailed weather information, you can check Keystone weather in August.
In comparing the weather of July and September, July features a milder temperature range with a minimum of -2°C (28°F) and an average of 11°C (53°F), peaking at a pleasant 23°C (74°F). The month experiences relatively more precipitation, totaling 83 mm (3.3 in) over about 15 days, and a moderate humidity level of 52%. In contrast, September sees a significant drop in both average and minimum temperatures, reaching lows of -11°C (13°F) and averaging 7°C (46°F), while max temperatures hover around 22°C (72°F). Additionally, September is drier with only 43 mm (1.7 in) of precipitation spread across 9 days, though humidity levels are higher at 65%. For more detailed insights about September in the area, check out Keystone weather in September.
In July, temperatures in Keystone typically range from a chilly minimum of -2°C (28°F) to a comfortable maximum of 23°C (74°F), with an average of 11°C (53°F). This month sees relatively moderate precipitation, averaging 83 mm (3.3 in) over approximately 15 days, accompanied by a humidity level of 52%.
In contrast, October brings a significant chill, with temperatures dipping as low as -24°C (-10°F) and a maximum of 17°C (63°F), averaging just -1°C (31°F). Precipitation decreases to 56 mm (2.2 in), occurring over 9 days, while humidity rises to 76%, creating a much colder and wetter atmosphere. For more details on October weather in Keystone, you can check Keystone weather in October.
July and November showcase distinctly different weather patterns. In July, temperatures range from a mild minimum of -2°C (28°F) to a comfortable maximum of 23°C (74°F), with an average of 11°C (53°F) and relatively low humidity at 52%. However, this month also experiences notable precipitation, with around 83 mm (3.3 in) falling on about 15 days. In contrast, November sees much colder temperatures, with a minimum of -27°C (-17°F) and a maximum of only 10°C (50°F), resulting in an average temperature of -7°C (20°F). This month also has less precipitation, totaling 41 mm (1.6 in) over just 8 days, but the humidity levels rise significantly to 82%. For more details, you can check the Keystone weather in November.
In July, the weather boasts milder temperatures, ranging from a minimum of -2°C (28°F) to a maximum of 23°C (74°F), with an average of 11°C (53°F). This month experiences approximately 83 mm (3.3 in) of precipitation over 15 days, accompanied by a moderate humidity of 52%. In stark contrast, December brings much colder conditions, with temperatures plunging to a minimum of -29°C (-20°F) and reaching a maximum of 8°C (47°F), resulting in an average temperature of -11°C (13°F). Precipitation in December totals 43 mm (1.7 in) across 10 days, and the humidity rises significantly to 89%. For more specific weather details, check out Keystone weather in December.
July in Keystone offers a delightful shift in weather, characterized by warmer temperatures that appeal to summer enthusiasts. With pleasant averages around 11°C (53°F) and maximums reaching 23°C (74°F), it stands out from the cooler months of spring and fall. July also sees increased rainfall, with approximately 83 mm (3.3 in) of precipitation spread over about 15 days, contributing to the lush, green landscapes that make this season special. While humidity hovers at a comfortable 52%, visitors can enjoy a refreshing climate that contrasts with the colder winter months. For more insights into how July complements the year-round weather patterns, check out Keystone Climate.