August Weather in Churchill, Canada

Last updated: April 22, 2025

Experience the dynamic weather of Churchill, Canada, in August, where temperatures range from a maximum of 26°C (78°F) to a minimum of 5°C (41°F), averaging a comfortable 13°C (55°F). This month sees 106 mm (4.2 in) of precipitation over 14 days, contributing to the region's rich, lush landscapes. With an average humidity of 89%, the air feels crisp yet invigorating, making August a unique time to explore the stunning natural beauty and vibrant wildlife of this northern gem.

August Temperature in Churchill

In August, Churchill, Canada experiences a pleasant blend of warmth and coolness, offering a refreshing respite from the extreme cold of winter months. With temperatures ranging from a minimum of 5°C (41°F) to a maximum of 26°C (78°F), the average temperature hovers around 13°C (55°F), marking one of the warmest periods of the year. This seasonal transition is evident as temperatures rise steadily from the frigid depths of winter, which can plunge to as low as -41°C (-42°F) in February. As summer arrives, Churchill basks in the extended daylight and milder conditions, providing ideal circumstances for outdoor adventures and wildlife viewing, making August a delightful month to embrace the beauty of this northern enclave.

August Weather in Churchill: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Churchill, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec-11-130142942545545339-6
Data source: Temperature data for Churchill 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.

August Precipitation in Churchill

August in Churchill, Canada, is marked by a significant uptick in precipitation, boasting 106 mm (4.2 in), making it the wettest month of the year. This surge is reflected in the 14 precipitation days, more than any other month, as summer storms unleash their bounty. Following a steady increase from the earlier months of the year, such as July's 64 mm (2.5 in), August represents a pivotal transition towards the wetter autumn months. Interestingly, just as temperatures have been on a rise throughout the summer, so too has the rain, creating a vibrant and lush landscape that invigorates the local ecosystem. This contrast from the drier winter months, with January averaging only 15 mm (0.6 in) across just 3 days, highlights the transformative nature of Churchill's precipitation patterns throughout the seasons.

August Precipitation Trends in Churchill

The chart displays monthly precipitation patterns in Churchill, with values for each month alongside August's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec1521313147416410684653727
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Churchill

In August, Churchill, Canada experiences a notable humidity level of 89%, which is consistent with the region's overall trend of high moisture throughout the year. This month marks a slight increase from July's 85%, reflecting the area's characteristic dampness as summer wanes. Interestingly, humidity levels peaked in winter, reaching a staggering 96% in January and maintaining above 90% until May, before entering a gradual decline. However, August's humidity suggests a robust lingering moisture, keeping conditions relatively humid as the transition to autumn begins. This pattern highlights Churchill's unique climate, where high humidity is a defining feature year-round.

August Average Humidity in Churchill

This chart illustrates the average monthly humidity levels in Churchill, with August's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how August's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec96%92%89%85%82%83%85%89%86%92%93%99%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Churchill

In August, Churchill, Canada experiences a UV Index of 6, indicating a high exposure category with a burn time of approximately 25 minutes for unprotected skin. This trend marks a slight decline from the peak UV levels of July, when the index reached 9. The summer months in Churchill showcase the increasing intensity of UV radiation, as we see a gradual rise from a low index of 1 in January to highs in May and June. By August, while the UV Index remains robust, it's essential to stay vigilant about sun protection, particularly as the days begin to shorten and the sun's strength still commands respect. For detailed information about UV levels throughout the year, check out the Churchill UV Index.

Maximum UV Index Levels in Churchill for August

The chart shows the monthly maximum UV Index (UVI) for Churchill in August, 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.
JanFebMarAprMayJunJulAugSepOctNovDec123689764211
Data source: Churchill August 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.

August Sunshine in Churchill

In August, Churchill enjoys a delightful 256 hours of sunshine, contributing to the late summer glow that graces this northern gem. The month stands out as a beautiful bridge between the long, sunlit days of July, which boasts a peak of 349 hours, and the gradual decline in sunlight as autumn approaches. Compared to the warmer months, August still benefits from generous sunlight, though it shows a notable decrease from July's heights. This transitional phase invites outdoor enthusiasts to bask in the warmth and revel in the stunning landscapes that Churchill has to offer before the days shorten significantly in September. As the sunlight wanes, it paints a vivid picture of nature winding down, making August a perfect time to soak up the lingering warmth of summer in this unique Canadian locale.

Monthly Sunshine Duration in Churchill: August Highlighted

The August sunshine duration represents the total number of hours Churchill experiences direct sunlight during the month of August, excluding cloudy or obstructed periods. This chart compares the sunshine duration of August with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec92h174h235h274h243h299h349h256h157h115h101h91h
Data source: Churchill August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Churchill During August

In August, Churchill, Canada, experiences a 34% chance of sunny weather, a noticeable drop from the peak summer month of July, which boasts a 43% likelihood of sunshine. This pattern indicates that while August remains one of the brighter months of the year, the increasing cloud cover signals a transition towards the cooler months. Interestingly, this month’s sunshine probability exceeds both earlier and later months like April (23%) and September (21%), suggesting a lingering warmth before autumn takes hold. Overall, August stands out as a vibrant time to enjoy Churchill's stunning landscapes under the sun, even as the summer slowly fades away.

Percentage of Sunny Days in August in Churchill

The chart illustrates the percentage of sunny days in Churchill throughout the year, with August 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 Churchill experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec22%14%17%23%15%23%43%34%21%27%11%10%
Data source: Churchill August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Churchill in August

In August, Churchill, Canada enjoys a generous 15 hours of daylight, marking a delightful transition as summer begins to wane. This month maintains a balance between the long, sun-drenched days of June and July and the shorter hours of September. The trend reveals a gradual decrease in daylight as the year progresses; after reaching a peak of 18 hours in June, the daylight hours begin to taper off. As autumn approaches, the vibrant landscapes of Churchill take on new hues, providing a picturesque backdrop for both residents and visitors who seek the beauty and tranquility of the changing seasons. The lingering light of August still invites outdoor adventures, reminding us of the fleeting warmth before the winter months set in.

Average Daylight Hours in Churchill for August

The chart illustrates the variation in daylight duration in Churchill throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec7h 7m9h 19m11h 53m14h 31m16h 55m18h 16m17h 31m15h 17m12h 43m10h 7m7h 43m6h 21m
Data source: Churchill daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Churchill

In August, Churchill experiences a gentle breath of wind, with an average speed of 5.9 m/s (13 mph), marking a slight dip from the more robust breezes of earlier summer months. As the year progresses, winds typically increase from the calm of January to a peak in April at 7.1 m/s (16 mph), providing an invigorating atmosphere perfect for outside adventures. Notably, the wind tends to fluctuate within a narrow range during the late summer and fall months, hovering around the 6 m/s mark, creating a refreshing yet stable environment. This consistent wind pattern, reminiscent of the cool maritime breezes, captures the essence of Churchill, making August an inviting time for both exploration and relaxation.

Average August Wind Speed in Churchill

The chart displays monthly wind speed patterns in Churchill, with values for each month shown alongside August's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how August's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.56.76.27.16.25.56.35.9 m/s6.36.56.15.9
Data source: Churchill August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Churchill Compares to Other Months

The weather in Churchill changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of August's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Churchill and find detailed weather information for every month.

August and January in Churchill exhibit stark contrasts in weather conditions. In August, temperatures range from a mild 5°C (41°F) at night to a pleasant high of 26°C (78°F) during the day, with an average temperature of 13°C (55°F). However, the month is quite humid, with an average humidity of 89% and 106 mm (4.2 inches) of precipitation over approximately 14 rainy days. In contrast, January is characterized by frigid conditions, with temperatures plummeting to a minimum of -39°C (-38°F) and an average of -24°C (-10°F), peaking at just -2°C (28°F). This month sees significantly less precipitation, only 15 mm (0.6 inches) over 3 days, but the humidity remains high at 96%, contributing to the severity of the cold. For more insights into the January climate, you can visit Churchill weather in January.

August and February present starkly contrasting weather conditions. In August, temperatures range from a mild minimum of 5°C (41°F) to a warm maximum of 26°C (78°F), accompanied by high humidity at 89% and notable precipitation of 106 mm over 14 days. In contrast, February showcases an extreme chill, with temperatures plummeting to a minimum of -41°C (-42°F) and averaging a frigid -25°C (-13°F). The precipitation significantly drops to 21 mm over just 4 days, and humidity remains high at 92%. For a closer look at February's cold weather in Churchill, check out Churchill weather in February.

August and March present starkly contrasting weather conditions. In August, temperatures range from a minimum of 5°C (41°F) to a maximum of 26°C (78°F), with an average of 13°C (55°F), indicative of a warm summer month. This period also experiences significant rainfall, with 106 mm (4.2 in) of precipitation over 14 days, coupled with high humidity at 89%. Conversely, March is marked by much colder temperatures, with a minimum of -36°C (-32°F), an average of -18°C (1°F), and a maximum of just 3°C (38°F). This winter month receives considerably less precipitation, totaling 31 mm (1.2 in) over only 4 days, but maintains the same level of humidity at 89%. For more details on March weather, you can visit Churchill weather in March.

In comparing the weather between April and August, we see a stark contrast in temperatures and precipitation levels. August boasts a broader temperature range, with a minimum of 5°C (41°F) and a maximum of 26°C (78°F), while April's temperatures are much colder, with a maximum of only 10°C (51°F) and a chilling minimum of -28°C (-17°F). Additionally, August experiences significantly more rainfall, averaging 106 mm (4.2 in) over 14 days, compared to April's 31 mm (1.2 in) across 8 days. The humidity is quite high in both months, with August at 89% and April at 85%. For more detailed information about the weather in April, you can visit Churchill weather in April.

In comparing the weather of August and May, August presents significantly warmer temperatures, with a minimum of 5°C (41°F) and a maximum of 26°C (78°F), while May experiences much colder conditions, reaching a minimum of -14°C (6°F) and a maximum of 16°C (62°F). Precipitation is higher in August, totaling 106 mm (4.2 in) over 14 days, compared to May's 47 mm (1.9 in) over 8 days. Humidity levels are also slightly elevated in August at 89%, compared to May's 82%. For more detailed insights, check out Churchill weather in May.

When comparing the weather in August and June, we see notable differences in temperature and precipitation. August typically experiences milder temperatures, with a minimum of 5°C (41°F) and a maximum of 26°C (78°F), averaging around 13°C (55°F). In contrast, June has cooler weather, recording a minimum of -3°C (28°F) and a maximum of 22°C (72°F), with an average temperature of 5°C (42°F). Precipitation is also significantly higher in August, with 106 mm (4.2 in) over about 14 days, compared to June's 41 mm (1.6 in) across just 7 days. Humidity levels are slightly higher in August at 89%, while June maintains a lower humidity at 83%. For a closer look at June weather specifics, check out Churchill weather in June.

In comparing the weather of July and August, August tends to be slightly warmer, with an average temperature of 13°C (55°F) compared to July's 12°C (54°F). Both months experience the same maximum temperature of 26°C (78°F), but August has a higher minimum temperature of 5°C (41°F) compared to July's 2°C (36°F). Additionally, August sees significantly more rainfall, with 106 mm (4.2 in) over 14 days versus July's 64 mm (2.5 in) over 9 days. Humidity levels also rise slightly, reaching 89% in August compared to 85% in July. For more details about July weather, you can check Churchill weather in July.

August typically brings warmer temperatures to Churchill, with a minimum of 5°C (41°F) and an average high of 26°C (78°F), while September sees a notable drop, featuring minimum temperatures plunging to -2°C (29°F) and an average high of only 21°C (71°F). Despite the slightly lower precipitation in September at 84 mm (3.3 in) compared to August's 106 mm (4.2 in), both months experience a similar number of rainy days. Humidity levels remain relatively consistent, with August at 89% and September at 86%. For more details, you can check out Churchill weather in September.

In August, the weather is notably warmer, with temperatures ranging from a minimum of 5°C (41°F) to a maximum of 26°C (78°F), and an average of 13°C (55°F). During this month, precipitation is relatively high at 106 mm (4.2 in) over 14 days, accompanied by a humidity level of 89%. In contrast, October brings much cooler conditions, with temperatures dipping significantly, showing a minimum of -13°C (8°F) and an average of just 1°C (33°F). Although precipitation decreases to 65 mm (2.5 in) over 10 days in October, the humidity marginally rises to 91%. For more details on October weather, visit Churchill weather in October.

August and November present starkly contrasting weather conditions. In August, temperatures range from a mild 5°C (41°F) at night to a warm 26°C (78°F) during the day, with an average of 13°C (55°F). The month brings significant rainfall, with 106 mm (4.2 in) over 14 days, and humidity levels are high at 89%. In contrast, November ushers in frigid temperatures, with nighttime lows plummeting to -32°C (-25°F) and daily highs barely reaching 1°C (35°F), averaging at -13°C (10°F). Precipitation decreases to 37 mm (1.5 in) over 11 days, while humidity remains high at 93%. For those interested in specific weather details during this icy month, further insights can be found at Churchill weather in November.

August and December present stark contrasts in weather. In August, temperatures range from a minimum of 5°C (41°F) to a maximum of 26°C (78°F), with an average of 13°C (55°F). The month is relatively wet, experiencing 106 mm (4.2 in) of precipitation over about 14 days, accompanied by high humidity at 89%. Conversely, December is marked by frigid temperatures, with a minimum of -38°C (-36°F) and a maximum that barely reaches freezing at 0°C (32°F), averaging -21°C (-6°F). Precipitation drops significantly to 27 mm (1.0 in) over just 6 days, but the humidity climbs to a near-saturated 99%. For more details on December weather, check Churchill weather in December.

Compare Churchill's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Churchill

In August, Churchill experiences a transition from cooler summer temperatures to the crispness of autumn, making it a unique month in terms of climate. While temperatures can reach a pleasant 26°C, the average cools to around 13°C, creating a refreshing atmosphere. The relatively high humidity of 89% contributes to a distinct feel in the air, accompanied by 14 days of precipitation, which sets August apart from drier summer months. This blend of warmth and moisture fosters lush landscapes, making it an ideal time for exploration and wildlife observation. For more detailed insights into the local climate, visit Churchill Climate.