July Weather in Fort Collins, United States

Last updated: February 24, 2025

Experience the vibrant July weather in Fort Collins, United States, where summer reaches its peak with maximum temperatures soaring to 37°C (99°F) and an average of 23°C (74°F), offering plenty of sunshine for outdoor activities. Nights cool down to a refreshing minimum of 9°C (49°F), making evenings perfect for gatherings. With 30 mm (1.2 in) of precipitation over 6 days, occasional summer showers keep the landscape lush, while the humidity levels hover around 62%, adding a warm climate feel. Whether you’re exploring the great outdoors or enjoying local festivities, July in Fort Collins promises a delightful blend of warmth and refreshing moments.

July Temperature in Fort Collins

In July, Fort Collins basks in warm temperatures, making it one of the city’s hottest months. The minimum temperature sits around a pleasant 9°C (49°F), while daytime warmth reaches an average of 23°C (74°F), creating an inviting atmosphere for outdoor activities. With peak temperatures soaring up to 37°C (99°F), July showcases a striking contrast to the bitter cold of winter months, where January's maximum barely grazes 17°C (62°F). This trend reflects a gradual shift from the chilly embrace of January through the mild delights of spring, culminating in the full bloom of summer, with warm evenings perfect for enjoying the vibrant local scenery. As residents and visitors embrace the heat, July serves as a testament to Fort Collins’ seasonal transformation, where the summer sun encourages exploration and celebration.

July Weather in Fort Collins: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Fort Collins, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec302940475568747265484033
Data source: Temperature data for Fort Collins 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.

July Precipitation in Fort Collins

In July, Fort Collins experiences a modest precipitation total of 30 mm (1.2 in), which is a decrease from the more substantial rains of May but still contributes to the overall summer moisture. With 6 rainy days, July's weather patterns indicate a consistent yet gentle toning down of spring's exuberance, ushering in the warmer summer months. This slight dip aligns with a typical trend in the region, where precipitation peaks in May and gradually subsides through the summer. Despite the reduction in rain, July remains a vital month for maintaining the greenery and vibrancy of the landscape, showcasing nature's resilience in adapting to fluctuating weather patterns.

July Precipitation Trends in Fort Collins

The chart displays monthly precipitation patterns in Fort Collins, with values for each month alongside July's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec1723535311640303726362116
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Fort Collins

In July, Fort Collins experiences a notable drop in humidity, averaging 62%, which is the lowest level of the year. This mid-summer respite from moisture offers a pleasant contrast to the winter months, where humidity peaks at 84% in January and reaches 85% in December. As the seasons transition, humidity gradually decreases from April’s 67% to July’s drier air, creating a more comfortable atmosphere for outdoor activities. Following July, humidity begins to rise again in August, but remains relatively mild throughout the rest of the summer and early fall, hovering around 63%. This seasonal trend not only enhances the region’s vibrant summer landscape but also contributes to its appeal for those seeking refreshing, low-humidity conditions.

July Average Humidity in Fort Collins

This chart illustrates the average monthly humidity levels in Fort Collins, with July's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how July's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec84%86%75%67%67%68%62%63%63%72%80%85%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Fort Collins

In Fort Collins, July marks a peak in sun intensity with a UV Index of 12, categorized as extreme. This mirrors June's intensity, indicating a consistent need for sun protection as both months share the same burn time of just 10 minutes. As summer progresses, the UV Index pushes towards its highest levels in April and May, both rated at 11, suggesting that early summer also demands vigilance against sun exposure. The trend clearly shows that as the seasons shift from winter to summer, the UV Index increases significantly, making July a critical month for sun safety. To learn more about the UV Index throughout the year, check out Fort Collins UV Index.

Maximum UV Index Levels in Fort Collins for July

The chart shows the monthly maximum UV Index (UVI) for Fort Collins in July, 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.
JanFebMarAprMayJunJulAugSepOctNovDec46811111212119643
Data source: Fort Collins July 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.

July Sunshine in Fort Collins

In Fort Collins, July shines brightly as the peak of summer, boasting an impressive 382 hours of sunshine. This month reflects a delightful upward trend in sunlight that begins in January with only 185 hours and steadily rises through the spring. By the time June rolls around, residents enjoy 374 hours, setting the stage for July's sunny pinnacle. Following the height of summer, August sees a slight dip to 352 hours, emphasizing the fleeting nature of sunshine as the season transitions into fall. Overall, the monthly data captures a trend of increasing sunlight that peaks in mid-summer before gradually receding, inviting locals to embrace the vibrant warmth of July in all its glory.

Monthly Sunshine Duration in Fort Collins: July Highlighted

The July sunshine duration represents the total number of hours Fort Collins experiences direct sunlight during the month of July, excluding cloudy or obstructed periods. This chart compares the sunshine duration of July with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec185h234h285h300h327h374h382h352h306h272h248h237h
Data source: Fort Collins July Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Fort Collins During July

In Fort Collins, July shines as a standout month for sun-seekers, boasting a 62% chance of sunny weather. This figure is part of a broader trend showing an upward trajectory in sunshine as summer progresses. Following sunny June days at 57%, July's bright outlook segues into August’s peak of 66%, culminating in a string of increasingly sunny days as fall approaches. The overall pattern suggests a delightful summer season, with the likelihood of clear skies making July an ideal time for outdoor activities and enjoying the region's natural beauty. As the month unfolds, residents and visitors alike can relish in the warmth of the sun, the highpoint of Fort Collins' summer weather.

Percentage of Sunny Days in July in Fort Collins

The chart illustrates the percentage of sunny days in Fort Collins throughout the year, with July 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 Fort Collins experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec56%49%50%51%39%57%62%66%69%65%62%66%
Data source: Fort Collins July chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Fort Collins in July

In Fort Collins during the month of July, daylight graces the landscape with approximately 14 hours of sun, subtly shifting down from June's peak of 15 hours. This moment marks a delightful balance, as the days begin to shorten ever so slightly, heralding the approach of autumn. Observing the trend throughout the year, daylight duration dramatically increases from 9 hours in January to its zenith in June, before gently tapering off in the latter summer months. This rhythm of light not only influences the vibrant activities of summer but also prompts a gradual transition to the cozy embrace of fall, ensuring each season is infused with its unique charm.

Average Daylight Hours in Fort Collins for July

The chart illustrates the variation in daylight duration in Fort Collins throughout the year, with July highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 38m10h 40m11h 58m13h 19m14h 26m15h14h 41m13h 41m12h 24m11h 4m9h 54m9h 19m
Data source: Fort Collins daylight hours, calculated by summing the hours between sunrise and sunset for each day.

July Winds in Fort Collins

In July, Fort Collins experiences a gentle average wind speed of 2.1 m/s (5 mph), the lowest of the year. This slight decrease compared to preceding months aligns with a seasonal trend, as winds begin to calm after the more variable spring months. The subdued breezes of July create a serene atmosphere, perfect for outdoor activities and enjoying the area's natural beauty. Interestingly, the wind picks up slightly again in August at 2.4 m/s (5 mph), creating a sense of renewal as the summer transitions towards fall. Overall, the wind patterns in Fort Collins reflect a rhythmic ebb and flow throughout the year, shaping the local climate and ambiance.

Average July Wind Speed in Fort Collins

The chart displays monthly wind speed patterns in Fort Collins, with values for each month shown alongside July's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how July's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.42.52.42.72.32.32.1 m/s2.42.42.52.42.4
Data source: Fort Collins July wind data, generated using information from the Copernicus Climate Change Service.

How July Weather in Fort Collins Compares to Other Months

The weather in Fort Collins 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 Fort Collins and find detailed weather information for every month.

The contrast between July and January weather is striking. July in Fort Collins boasts a wide temperature range, with lows around 9°C (49°F) and highs hitting 37°C (99°F), averaging a comfortable 23°C (74°F). This month experiences relatively low precipitation at 30 mm (1.2 in) over about 6 days, paired with moderate humidity at 62%. In stark contrast, January brings much colder temperatures, with lows plunging to -26°C (-14°F) and a maximum of only 17°C (62°F), averaging at -1°C (30°F). The winter month sees less precipitation, totaling 17 mm (0.7 in) over 4 days, along with higher humidity levels at 84%. For more detailed insights on January weather, you can check Fort Collins weather in January.

The weather in July and February presents a stark contrast, showcasing the extremes of seasonal variation. In July, temperatures range from a minimum of 9°C (49°F) to a scorching maximum of 37°C (99°F), with an average temperature of 23°C (74°F). The month typically experiences about 30 mm (1.2 in) of precipitation over six days, accompanied by a moderate humidity level of 62%. In contrast, February reveals a much colder climate, with temperatures plunging to a minimum of -25°C (-13°F) and only reaching a maximum of 24°C (75°F) on warmer days. Average temperatures hover around -2°C (29°F) and precipitation is slightly lower at 23 mm (0.9 in), also occurring over six days, but with significantly higher humidity at 85%. To explore more about February weather specifics, visit Fort Collins weather in February.

In July, Fort Collins experiences significantly warmer temperatures, with averages around 23°C (74°F) and highs reaching up to 37°C (99°F), while March is much cooler, boasting average temperatures of only 4°C (40°F) and a maximum of 26°C (79°F). July also sees less precipitation, with only 30 mm (1.2 in) over about 6 days, compared to March's 53 mm (2.1 in) spread over 9 days. Additionally, the humidity is lower in July at 62%, while March has a higher humidity level of 75%, contributing to a distinctly different feel to each month. For a more detailed overview, check out Fort Collins weather in March.

In comparing the weather between April and July, there is a stark contrast in temperatures and conditions. July boasts a much warmer climate, with average temperatures around 23°C (74°F) and maximums reaching up to 37°C (99°F), while April's average temperature sits significantly lower at 8°C (47°F), with maximums only reaching 29°C (85°F). Precipitation also varies, as April experiences more rainfall (53 mm) over more days (10 days), compared to July's lighter precipitation of 30 mm over just 6 days. Interestingly, humidity levels are relatively similar, with July at 62% and April slightly higher at 67%. For more details on April weather in Fort Collins, visit Fort Collins weather in April.

In comparing the weather of July and May, notable differences emerge. July boasts a warm average temperature of 23°C (74°F) with peaks reaching up to 37°C (99°F), while May is considerably cooler, averaging just 13°C (56°F) and a maximum of 31°C (88°F). Furthermore, May experiences significantly more precipitation, totaling 116 mm (4.6 in) over 14 days, compared to July's much drier conditions with only 30 mm (1.2 in) over 6 days. Humidity levels in both months are relatively similar, with May at 67% and July at 62%. For more detailed information on May weather, you can visit Fort Collins weather in May.

In comparing the weather between June and July, it becomes clear that both months experience warm temperatures, but July generally feels hotter. July boasts a higher average temperature of 23°C (74°F), compared to June's average of 20°C (68°F), with July also reaching a maximum of 37°C (99°F). Interestingly, June records a slightly cooler minimum temperature of 5°C (41°F) versus July's 9°C (49°F). While both months have notable rainfall, June exhibits more precipitation at 40 mm (1.6 in) over 8 days, whereas July receives just 30 mm (1.2 in) over 6 days. Additionally, humidity levels are higher in June at 68%, compared to 62% in July. For more detailed information, you can refer to Fort Collins weather in June.

In comparing the weather between July and August, July typically experiences warmer temperatures, with an average of 23°C (74°F) and maximums reaching up to 37°C (99°F). In contrast, August sees a slight drop in average temperature to 22°C (72°F) and a maximum of 36°C (98°F). Although both months have similar rainfall, with July receiving 30 mm (1.2 in) and August slightly more at 37 mm (1.5 in), they both experience precipitation on about 6 days. Humidity levels remain comparable as well, with July at 62% and August slightly higher at 63%. For more detailed insights on August weather, check out Fort Collins weather in August.

In July, the weather tends to be warmer, with average temperatures around 23°C (74°F) and highs reaching 37°C (99°F), while nighttime lows are relatively mild at 9°C (49°F). The month sees a slightly higher average precipitation of 30 mm (1.2 in) over about 6 days, and humidity levels are around 62%. In contrast, September experiences a notable drop in minimum temperatures, dipping to -1°C (31°F), while the average temperature falls to 19°C (66°F). Highs can still reach 37°C (99°F), but overall, it's much cooler than July. There is a slight decrease in precipitation, totaling 26 mm (1.0 in) over just 4 days, and humidity levels remain similar at 63%. For more detailed insights, visit Fort Collins weather in September.

In July, the weather is typically warm and pleasant, with temperatures ranging from a minimum of 9°C (49°F) to a scorching maximum of 37°C (99°F) and an average of 23°C (74°F). While rainfall is limited to about 30 mm (1.2 in) over six days, the humidity hovers around 62%, making it feel quite comfortable. In contrast, October brings a significant drop in temperatures, with lows plummeting to -16°C (3°F) and an average of only 9°C (49°F), though it can still peak at a comfortable 29°C (84°F). Despite a slightly higher precipitation total of 36 mm (1.4 in) over seven days, the humidity increases to 72%, creating a crisp, cooler atmosphere. For more detailed weather information, check out Fort Collins weather in October.

In July, temperatures in Fort Collins range from a comfortable 9°C (49°F) at night to a scorching high of 37°C (99°F) during the day, with an average temperature of 23°C (74°F). The month experiences relatively low precipitation at 30 mm (1.2 in) over about 6 days, along with a humidity level of 62%. In contrast, November brings much cooler temperatures, with a minimum of -15°C (6°F) and an average of just 4°C (40°F), peaking at a milder 25°C (77°F). Precipitation decreases slightly to 21 mm (0.8 in) over 5 days, but the humidity rises to 79%, resulting in a noticeably more humid atmosphere. For more detailed insights, check out Fort Collins weather in November.

July weather in Fort Collins presents a warm and dynamic profile, with temperatures ranging from a mild 9°C (49°F) at night to a scorching 37°C (99°F) during the day. The average temperature hovers around 23°C (74°F), complemented by moderate humidity levels of 62% and about 30 mm (1.2 in) of precipitation over roughly 6 days. In stark contrast, December brings a chilly atmosphere, where temperatures dip significantly, with a minimum of -16°C (3°F) and a daytime high reaching only 22°C (72°F) on average. The overall temperature averages just 1°C (33°F), accompanied by lower precipitation of 16 mm (0.6 in) for 3 days and higher humidity at 85%. For more detailed insights, you can check Fort Collins weather in December.

Compare Fort Collins's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in Fort Collins

As July rolls in, Fort Collins transforms with its warmest temperatures of the year, offering a delightful mix of sunny days and cooler nights. This month stands out with higher humidity levels than the preceding months, creating a more tropical feel that many residents love. While precipitation is minimal, the occasional summer shower can be a refreshing break from the heat. For those looking to experience the vibrant summer climate and outdoor activities, July is a perfect time to soak in all that this charming city has to offer. To better understand the seasonal variations, check out the detailed Fort Collins Climate information.