July Weather in Yellowknife, Canada

Last updated: April 22, 2025

July in Yellowknife, Canada offers a striking blend of warmth and vibrant summer vibes. Temperatures can soar to a maximum of 30°C (86°F), with an inviting average temperature of 17°C (62°F), making it an ideal time for outdoor adventures. Evenings cool down to a pleasant minimum of 5°C (41°F), allowing for a comfortable respite from daytime heat. However, residents and visitors should prepare for some moisture, as 56 mm (2.2 in) of precipitation falls over approximately 9 days, resulting in a humidity level around 73%. This unique combination of elements creates a lively yet refreshing atmosphere that defines Yellowknife's July experience.

July Temperature in Yellowknife

In Yellowknife, Canada, July brings a welcome shift from the extreme cold of winter, showcasing an inviting range of temperatures. With minimums at 5°C (41°F), average highs of 17°C (62°F), and a peak of 30°C (86°F), the capital of the Northwest Territories basks in the warmth of summer. This marked contrast from the harsh winter months exemplifies the region’s drastic seasonal swings, transitioning from January's chilling lows that plunge to -44°C (-47°F) to a lively summer atmosphere. July not only stands out as one of the warmest months but also offers a vibrant backdrop for exploration, where the long daylight hours encourage outdoor adventures under the radiant northern sun.

July Weather in Yellowknife: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Yellowknife, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec-12-131194156625946328-8
Data source: Temperature data for Yellowknife 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 Yellowknife

July stands out in Yellowknife's annual precipitation profile, receiving 56 mm (2.2 in) of rain over an increasing number of days—9 days on average. This is a notable jump from June's rainfall of 39 mm (1.5 in), signaling a peak in the summer season. As temperatures rise, the abundance of precipitation not only nourishes the landscape but also contributes to a lush, vibrant environment, making July one of the most captivating months. Following July, August maintains a similar precipitation level at 55 mm (2.2 in), indicating a sustained moisture pattern that stretches into late summer. This trend reflects a transition from the drier winter months to a more humid climate, vital for the region's ecosystem.

July Precipitation Trends in Yellowknife

The chart displays monthly precipitation patterns in Yellowknife, 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.
JanFebMarAprMayJunJulAugSepOctNovDec161118162039565528242014
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Yellowknife

In Yellowknife, Canada, July experiences a notable shift in humidity, averaging at 73%. This moderate level follows a steady decline from January's peak of 98%, showcasing the region's transition through the warmer months. As spring progresses, humidity drops significantly, peaking in June at 69%, before seeing a slight rise again in July. The trend indicates that while the summer brings warmer temperatures, it also introduces a more comfortable level of moisture compared to earlier months. As the year transitions toward autumn, humidity begins to climb again, hinting at the returning chill of the approaching winter months that will soon bring a much higher humidity, peaking again in the fall and winter. This rhythmic cycle highlights the unique climatic characteristics of Yellowknife, offering a fascinating glimpse into its seasonal variations.

July Average Humidity in Yellowknife

This chart illustrates the average monthly humidity levels in Yellowknife, 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.
JanFebMarAprMayJunJulAugSepOctNovDec98%97%94%86%76%69%73%79%86%94%98%100%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Yellowknife

In July, Yellowknife experiences a high UV Index of 6, similar to June, which signals an increased risk of harm from unprotected sun exposure. With a corresponding burn time of just 25 minutes, it's essential for residents and visitors alike to be proactive about sun safety. This month represents the peak of the summer sun intensity, as we transition from the moderate levels of May and April, where the UV Index ranged from 3 to 5. As the seasons shift, the UV strength also fluctuates dramatically, dipping to low levels in the winter months like January and February, with UV Indexes at 1. Staying informed is vital for skin protection throughout the year; to learn more, check out Yellowknife UV Index.

Maximum UV Index Levels in Yellowknife for July

The chart shows the monthly maximum UV Index (UVI) for Yellowknife 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.
JanFebMarAprMayJunJulAugSepOctNovDec113456654211
Data source: Yellowknife 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 Yellowknife

In Yellowknife, Canada, July shines brightly as the month with the most sunlight, boasting an impressive 378 hours of radiant daylight. As summer reaches its peak, the sun's embrace significantly contrasts the darker months, where January sees a mere 77 hours. The gradual climb in sunshine from February's 156 hours to July's glorious peaks reflects the city’s transformation from the depths of winter into a vibrant summer. Following July, the sunlight starts to wane, with August's 301 hours marking a noticeable decline, yet still offering a generous dose of warmth before the autumn chill sets in. This sunny trend showcases Yellowknife's dramatic seasonal shifts, rewarding residents with long days and the chance to embrace the great outdoors during the height of summer.

Monthly Sunshine Duration in Yellowknife: July Highlighted

The July sunshine duration represents the total number of hours Yellowknife 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.
JanFebMarAprMayJunJulAugSepOctNovDec77h156h233h271h367h342h378h301h209h127h95h80h
Data source: Yellowknife July Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Yellowknife During July

In Yellowknife, Canada, July offers a promising 41% chance of sunny weather, showcasing a pattern of increasing sunshine as summer progresses. Following a modest 43% in June, the likelihood of clear skies remains relatively high before dipping in August to 39%. This trend underscores a vibrant summer season, where residents and visitors can enjoy the extended daylight and warmer temperatures. As the sunny days of summer unfold, July stands out as a peak period for outdoor activities, making it an ideal time to soak in the beauty of the great outdoors.

Percentage of Sunny Days in July in Yellowknife

The chart illustrates the percentage of sunny days in Yellowknife 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 Yellowknife experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec24%37%30%28%45%43%41%39%20%32%20%13%
Data source: Yellowknife July chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Yellowknife in July

In Yellowknife, Canada, July brings a remarkable transition in daylight that reflects the region's unique seasonal rhythm. After basking in nearly 19 hours of sunlight in June, daylight begins to wane slightly in July, with about 18 hours of daylight illuminating the sky. This brief fluctuation sets the stage for the gradual descent into shorter days as summer gives way to autumn. Following July, daylight remains plentiful in August, tapering to 15 hours, before continuing its steady decline into the fall months. The contrast between the long summer days and the deepening twilight of late fall underscores Yellowknife's dramatic seasonal shifts, creating a captivating tapestry of light throughout the year.

Average Daylight Hours in Yellowknife for July

The chart illustrates the variation in daylight duration in Yellowknife throughout the year, with July highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec6h 7m8h 51m11h 52m14h 57m17h 55m19h 46m18h 41m15h 52m12h 50m9h 48m6h 52m5h 6m
Data source: Yellowknife daylight hours, calculated by summing the hours between sunrise and sunset for each day.

July Winds in Yellowknife

In July, Yellowknife enjoys a gentle breeze, with an average wind speed of 3.6 m/s (8 mph). This month typically marks the transition into the warmest part of the year, where the wind remains relatively steady, echoing the patterns established earlier in the spring. Interestingly, while July's winds are slightly calmer compared to the preceding months, they still reflect a consistent trend of mild breezes from April through August, hovering around the 8 mph mark. This moderate airflow contributes to the summer's pleasant atmosphere, creating an inviting setting for outdoor activities amidst the stunning Northern landscapes. As the seasons shift into the fall, wind speeds gradually increase, but for now, the July winds offer a perfect blend of comfort and refreshment.

Average July Wind Speed in Yellowknife

The chart displays monthly wind speed patterns in Yellowknife, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.13.03.73.73.83.73.6 m/s3.43.74.14.03.0
Data source: Yellowknife July wind data, generated using information from the Copernicus Climate Change Service.

How July Weather in Yellowknife Compares to Other Months

The weather in Yellowknife 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 Yellowknife and find detailed weather information for every month.

The weather in Yellowknife varies dramatically between July and January. In July, temperatures range from a minimum of 5°C (41°F) to a maximum of 30°C (86°F), with an average of 17°C (62°F). The month also sees about 56 mm (2.2 inches) of precipitation over approximately 9 days, coupled with a humidity level of 73%. In stark contrast, January experiences much harsher conditions, with temperatures plummeting to a minimum of -44°C (-47°F) and averaging around -24°C (-11°F), peaking at just -7°C (20°F). Additionally, January has lower precipitation at just 16 mm (0.6 inches) across 4 days, but the humidity is notably high at 98%. For a closer look at January weather specifics, visit Yellowknife weather in January.

When comparing July and February weather, the contrast is striking. July boasts a comfortable average temperature of 17°C (62°F), with highs reaching up to 30°C (86°F) and only moderate precipitation of 56 mm (2.2 in) over about 9 days. In stark contrast, February experiences extreme cold, with an average temperature plummeting to -25°C (-13°F) and lows dipping to a frigid -48°C (-54°F). Precipitation is minimal at just 11 mm (0.4 in) over 2 days, although the humidity is notably high at 97%. This dramatic shift in climate illustrates the severe differences in weather patterns throughout the year. For more details, check out Yellowknife weather in February.

In comparing the weather of July and March, the differences are striking. July boasts a much warmer climate, with temperatures ranging from a pleasant 17°C (62°F) on average to a maximum of 30°C (86°F), while March experiences frigid conditions, with average temperatures of -17°C (2°F) and a maximum of just 7°C (44°F). Additionally, July sees considerably higher rainfall at 56 mm (2.2 in) across 9 days, contrasting sharply with March, which has only 18 mm (0.7 in) of precipitation over 5 days. Humidity levels also differ significantly, with July's 73% feeling much more comfortable than March's 94%. For a deeper dive into what to expect during this chilly month, check out Yellowknife weather in March.

In July, the weather contrasts sharply with that of April, as temperatures soar to an average of 17°C (62°F), with a maximum of 30°C (86°F), compared to the bitterly cold average of -7°C (19°F) in April, where temperatures can drop to a minimum of -31°C (-24°F). The humidity in July is notable at 73%, making the warmth sometimes feel more intense, while April boasts a higher humidity level of 86%, albeit in much colder conditions. Additionally, July receives more precipitation (56 mm or 2.2 in) over 9 days, in stark contrast to April's comparatively light rainfall of 16 mm (0.6 in) over just 4 days. For those interested in more details, check out Yellowknife weather in April.

July and May exhibit strikingly different weather patterns. In July, temperatures range from a chilly 5°C (41°F) at night to a warm 30°C (86°F) during the day, with an average of 17°C (62°F). The month sees about 56 mm (2.2 in) of precipitation over 9 days, with humidity levels around 73%. In contrast, May features a wider temperature variation, with lows plummeting to -22°C (-8°F) and daytime highs reaching 26°C (79°F), resulting in an average temperature of just 5°C (41°F). This month also has less precipitation, totaling 20 mm (0.8 in) across 4 days, with humidity slightly higher at 76%. For more detailed information, you can check out Yellowknife weather in May.

In comparing the weather between June and July, a noticeable warming trend emerges. June experiences a minimum temperature of -2°C (29°F) and an average of 13°C (56°F), while July boasts a minimum of 5°C (41°F) and a significantly higher average of 17°C (62°F). The maximum temperatures are also higher in July, reaching up to 30°C (86°F) compared to June's 28°C (83°F). Additionally, July sees more precipitation, with 56 mm (2.2 in) over 9 days, compared to June's 39 mm (1.5 in) over 7 days. Humidity levels are slightly elevated in July at 73% versus 69% in June, making the air feel a bit more humid during the warmer month. For a detailed look at June weather specifically, check out Yellowknife weather in June.

In comparing the weather of July and August, July experiences slightly warmer average temperatures, peaking at a maximum of 30°C (86°F) compared to August's maximum of 32°C (90°F). However, August has a lower average temperature of 15°C (59°F) compared to July's 17°C (62°F), reflecting a slight cooling trend as summer progresses. Precipitation levels are quite similar for both months, with July receiving 56 mm (2.2 in) of rain over 9 days and August seeing 55 mm (2.2 in) over 10 days. Additionally, humidity rises in August to 79%, making the air feel a bit more humid than in July, which has a humidity level of 73%. For more details, you can check Yellowknife weather in August.

July typically offers more warmth in Yellowknife, with average temperatures ranging from a pleasant 17°C (62°F) to a high of 30°C (86°F). In contrast, September sees a significant drop in temperatures, with averages featuring a minimum of -4°C (25°F) and a maximum of 22°C (71°F). While July experiences around 56 mm (2.2 in) of precipitation over 9 days, September is notably drier, with only 28 mm (1.1 in) falling across 6 days. Additionally, humidity levels are higher in September at 86%, compared to July's 73%. For more details on September weather in Yellowknife, visit Yellowknife weather in September.

In July, Yellowknife experiences a much milder climate with temperatures ranging from a minimum of 5°C (41°F) to a maximum of 30°C (86°F), resulting in an average temperature of 17°C (62°F). The month is relatively humid with a humidity level of 73%, and while it sees some rainfall (56 mm or 2.2 in), precipitation occurs over about 9 days. In stark contrast, October sees significantly cooler temperatures, with lows plummeting to -13°C (9°F) and a maximum of only 12°C (54°F), averaging around 0°C (33°F). Although October has less precipitation (24 mm or 0.9 in) occurring over 7 days, the humidity increases dramatically to 94%, making it feel much colder than July. For more detailed information about the weather during this time, you can check Yellowknife weather in October.

The weather in July and November presents a stark contrast, particularly in temperature and conditions. In July, temperatures range from a minimum of 5°C (41°F) to a maximum of 30°C (86°F), with an average of 17°C (62°F) and a moderate level of humidity at 73%. Rainfall during this month totals 56 mm (2.2 in) over approximately 9 days. In sharp contrast, November experiences much colder temperatures, with a minimum of -31°C (-24°F) and a maximum of just 4°C (40°F), leading to an average of -13°C (8°F). The month sees much higher humidity at 98% and significantly less precipitation, totaling 20 mm (0.8 in) over 6 days. For more detailed insights, you can check out Yellowknife weather in November.

The contrast between July and December weather is striking. In July, temperatures range from a mild 5°C (41°F) to a warm 30°C (86°F), with an average of 17°C (62°F) and relatively high humidity at 73%. This month experiences around 56 mm (2.2 inches) of precipitation over approximately 9 days. In stark contrast, December brings frigid conditions with temperatures plummeting to a minimum of -42°C (-44°F) and an average of -22°C (-8°F). The highest temperature barely reaches 1°C (34°F), and humidity levels peak at 100%. Precipitation is significantly lower at 14 mm (0.6 inches) over just 4 days. For more detailed information, check out Yellowknife weather in December.

Compare Yellowknife's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in Yellowknife

July in Yellowknife stands out as the warmest month, with temperatures reaching a pleasant peak, creating an inviting atmosphere for outdoor exploration. Unlike the cooler months, where freezing temperatures dominate, July experiences a notable warmth with average temperatures that encourage both adventure and relaxation. However, residents and visitors should be prepared for occasional rain, as the month brings a fair amount of precipitation across several days, adding to the lush summer landscape. With humidity levels at 73%, the weather can feel a bit muggier than the drier months, yet it’s this unique blend of warmth and moisture that characterizes Yellowknife's vibrant summer. For more detailed insights on seasonal patterns, check out the Yellowknife Climate.