August Weather in Coeur d'Alene, United States

Last updated: February 24, 2025

In Coeur d'Alene, United States, August presents a warm and inviting atmosphere, with maximum temperatures soaring to a sizzling 40°C (105°F) and an average hovering around a comfortable 22°C (71°F). The nights bring a refreshing coolness, dipping to a minimum of 8°C (47°F). Despite the warmth, the month sees a modest precipitation total of 14 mm (0.6 in), occurring over just 3 days, ensuring ample sunshine prevails. With an average humidity of 64%, this summer month offers a delightful blend of warmth and refreshment, making it an ideal time for outdoor activities and exploration.

August Temperature in Coeur d'Alene

August in Coeur d'Alene showcases warm summer vibes, with temperatures reflecting the peak of the season. The month typically starts with a minimum of 8°C (47°F) and averages around 22°C (71°F), leading to max temperatures reaching up to 40°C (105°F). This pattern highlights a gradual warming trend from the cooler months of early summer, as the region transitions from the chilly lows of January to its hottest phase. As August unfolds, residents and visitors alike can revel in the pleasant warmth, making it an ideal time for outdoor activities and enjoying the stunning natural beauty that Coeur d'Alene offers. The late summer heat, however, serves as a reminder that autumn is just around the corner, with temperatures set to dip again as September approaches.

August Weather in Coeur d'Alene: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Coeur d'Alene, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec302837455563727160463732
Data source: Temperature data for Coeur d'Alene generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Coeur d'Alene

In August, Coeur d'Alene experiences a noticeable dip in precipitation, accumulating only 14 mm (0.6 in) over three days, indicative of the region's typically dry summer pattern. This marks a significant contrast to the wetter months preceding it, especially the heavier rainfall in January and February, which often see over 100 mm with more frequent precipitation days. The overall trend throughout the summer shows a sharp decline, with July recording a mere 6 mm (0.3 in), highlighting a seasonal shift towards drier conditions. As the month transitions into September, the precipitation begins to pick up again, suggesting that while August may be a dry spell, it paves the way for the wetter fall months ahead.

August Precipitation Trends in Coeur d'Alene

The chart displays monthly precipitation patterns in Coeur d'Alene, 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.
JanFebMarAprMayJunJulAugSepOctNovDec101103828063346144485115110
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

August Humidity in Coeur d'Alene

During August, Coeur d'Alene experiences a noticeable dip in humidity, averaging 64%, which marks a significant decline from the summer months. This decrease follows a gradual reduction from the lush, moisture-laden winter, where humidity levels hover around 89%. As the seasons transition from the dampness of spring and the peak summer months, where it remains around 77%, August offers a breath of fresh air. This trend continues into September, when humidity levels drop even further to 62%, highlighting the region’s shift toward the drier crispness of fall. Overall, the progression of humidity levels reflects Coeur d'Alene's beautiful seasonal changes, providing a comfortable reprieve in the height of summer.

August Average Humidity in Coeur d'Alene

This chart illustrates the average monthly humidity levels in Coeur d'Alene, 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.
JanFebMarAprMayJunJulAugSepOctNovDec89%89%87%84%78%78%77%64%62%79%87%90%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Coeur d'Alene

In August, Coeur d'Alene experiences a very high UV Index of 9, closely mirroring the intensity felt in July. This trend highlights the peak summer months as times to be particularly vigilant about sun exposure, with a burn time of only 15 minutes. Following the rising UV Index from May through July, August maintains this elevated level, signaling the importance of protective measures such as sunscreen and shade. As summer transitions into fall, the UV Index starts to decline in September, dropping to 7. For continuous updates on UV levels, visit Coeur d'Alene UV Index.

Maximum UV Index Levels in Coeur d'Alene for August

The chart shows the monthly maximum UV Index (UVI) for Coeur d'Alene 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.
JanFebMarAprMayJunJulAugSepOctNovDec2456891097532
Data source: Coeur d'Alene 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 Coeur d'Alene

August in Coeur d'Alene shines brightly with an impressive 352 hours of sunshine, marking a slightly gentle decline from July’s peak of 411 hours. As summer reaches its zenith, the days are still filled with warmth and light, creating the perfect backdrop for outdoor activities and scenic adventures. The sunshine hours steadily rise from the dreary depths of winter, starting with just 87 hours in January and surging through the spring months, while August maintains a robust position before the gradual retreat into fall. This yearly rhythm highlights the allure of Coeur d'Alene during its sun-soaked summer, making it a prime destination for those seeking both relaxation and adventure under the glow of the sun.

Monthly Sunshine Duration in Coeur d'Alene: August Highlighted

The August sunshine duration represents the total number of hours Coeur d'Alene 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.
JanFebMarAprMayJunJulAugSepOctNovDec87h132h211h259h326h350h411h352h282h224h133h96h
Data source: Coeur d'Alene August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Coeur d'Alene During August

In Coeur d'Alene, the likelihood of sunny weather sees a notable trend as the summer months approach, peaking in July with an impressive 85% chance of sunshine. August maintains this warmth with a 59% probability of sunny days, though there is a slight dip as the season transitions toward fall. This trend of increasing sunlight begins in March, where only 43% of days are bright, steadily climbing through the spring and summer. As September leads into the cooler months, sun chances begin to decline, reminding residents that the sunny days of summer are fleeting. With over half of August typically basking in sunshine, it remains a prime time for outdoor activities and enjoyment of the beautiful landscapes.

Percentage of Sunny Days in August in Coeur d'Alene

The chart illustrates the percentage of sunny days in Coeur d'Alene 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 Coeur d'Alene experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec19%23%43%51%51%59%85%59%54%48%23%12%
Data source: Coeur d'Alene August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Coeur d'Alene in August

As August unfolds in Coeur d'Alene, the days are still long and bright, offering approximately 14 hours of daylight—just a notch below the peak hours of summer seen in June and July. This gradual decline signals the transition toward autumn, with daylight hours decreasing steadily from the summer solstice. Interestingly, daylight duration in August remains generous, allowing ample time for outdoor activities and enjoying the beauty of late summer. As the month progresses, the days will begin to shorten more noticeably, ultimately paving the way for the crisp, cozy ambiance of fall that follows in September.

Average Daylight Hours in Coeur d'Alene for August

The chart illustrates the variation in daylight duration in Coeur d'Alene throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 54m10h 15m11h 57m13h 40m15h 9m15h 54m15h 29m14h 9m12h 29m10h 46m9h 15m8h 28m
Data source: Coeur d'Alene daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Coeur d'Alene

In August, Coeur d'Alene experiences a gentle average wind speed of 2.4 m/s (5 mph), continuing a trend of mild breezes throughout the summer months. Following a slight tapering from May’s 2.5 m/s, the wind remains consistent as it transitions into September, when it drops slightly to 2.3 m/s. This stability in wind patterns reflects the region's calm and serene summer climate, making August an ideal time for outdoor activities and leisurely strolls along the beautiful lakeside. Notably, the wind speeds remain relatively uniform year-round, ranging from 2.0 m/s in January to the slight peak of 2.8 m/s in February, hinting at Coeur d'Alene's cozy yet breezy atmosphere.

Average August Wind Speed in Coeur d'Alene

The chart displays monthly wind speed patterns in Coeur d'Alene, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.02.82.32.72.52.42.22.4 m/s2.32.42.62.6
Data source: Coeur d'Alene August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Coeur d'Alene Compares to Other Months

The weather in Coeur d'Alene 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 Coeur d'Alene and find detailed weather information for every month.

August and January present strikingly different weather conditions. In August, temperatures can soar, ranging from a minimum of 8°C (47°F) to a blistering maximum of 40°C (105°F), with an average of 22°C (71°F). The month sees relatively low precipitation, totaling only 14 mm (0.6 in) across just three days, and humidity levels sit at 64%. In contrast, January brings a stark chill, with temperatures plummeting to a minimum of -20°C (-4°F) and averaging around -1°C (30°F), while peaking at a milder 9°C (48°F). This winter month experiences significantly higher precipitation of 100 mm (4.0 in), occurring on about 14 days, and the humidity rises to 89%. For more specific insights about the cold, visit Coeur d'Alene weather in January.

August and February present starkly contrasting weather conditions. In August, temperatures range from a mild 8°C (47°F) at night to a scorching maximum of 40°C (105°F) during the day, accompanied by relatively low precipitation of 14 mm (0.6 in) over just 3 days. The average humidity is moderate at 64%, making it a warm and dry month. In contrast, February brings frigid temperatures, plunging as low as -23°C (-9°F) at night, with an average temperature of -2°C (29°F) and a peak of only 15°C (59°F). This month sees significant precipitation of 103 mm (4.1 in) spread over 16 days, alongside high humidity levels reaching 89%. For a detailed look at February weather, visit Coeur d'Alene weather in February.

August and March showcase dramatically different weather patterns. In August, temperatures range from a cool 8°C (47°F) at night to a scorching maximum of 40°C (105°F) during the day, with average temperatures hovering around 22°C (71°F). The month sees minimal rainfall, with only 14 mm (0.6 in) of precipitation spread over just 3 days and a moderate humidity level of 64%. In contrast, March experiences much colder temperatures, with a minimum of -17°C (2°F) and a maximum of 19°C (67°F), averaging only 3°C (38°F). This month is significantly wetter, receiving 82 mm (3.2 in) of precipitation over 15 days, and the humidity is higher at 87%. For a detailed look at March weather conditions, check out Coeur d'Alene weather in March.

When comparing the weather in August and April, notable differences emerge in both temperature and precipitation. August boasts significantly warmer temperatures, ranging from a minimum of 8°C (47°F) to a scorching maximum of 40°C (105°F), with an average of 22°C (71°F). In contrast, April is much cooler, with temperatures ranging from -5°C (24°F) at night to a maximum of 28°C (82°F) during the day, and an average of only 7°C (45°F). Furthermore, April experiences considerable precipitation, accumulating 80 mm (3.2 in) over 13 days, while August sees much less rainfall at just 14 mm (0.6 in) across 3 days. The humidity is also higher in April at 84%, compared to August’s 64%. For more detailed insights into April's weather, you can visit Coeur d'Alene weather in April.

In comparing the weather between August and May, notable differences emerge in temperature and precipitation. August boasts a wider temperature range, with minimums of 8°C (47°F) and maximums soaring to 40°C (105°F), giving an average of 22°C (71°F). In contrast, May starts cooler with minimums of -1°C (31°F) and averages only 13°C (56°F), peaking at 31°C (88°F). Precipitation also varies significantly; May receives 63 mm (2.5 in) across 10 days, while August is much drier, with only 14 mm (0.6 in) over 3 days. Additionally, humidity levels are higher in May at 77%, compared to August's 64%. For a closer look at May weather specifics, you can visit Coeur d'Alene weather in May.

When comparing the weather in June and August, June tends to be cooler with average temperatures around 17°C (63°F), while August has a higher average of 22°C (71°F). Although August can reach maximums of 40°C (105°F), it has less precipitation, averaging only 14 mm (0.6 in) over three days, compared to June's 34 mm (1.3 in) over seven days. Additionally, June has a higher humidity level of 78%, compared to August's 64%. For more details on June's weather, you can check Coeur d'Alene weather in June.

In comparing the weather of August and July, we see some notable similarities and differences. Both months experience a minimum temperature of around 8°C (46-47°F) and an average of around 22°C (71-72°F). However, August typically reaches a slightly lower maximum of 40°C (105°F) compared to July's peak of 42°C (107°F). Precipitation in August is slightly higher, with 14 mm (0.6 in) occurring over 3 days, while July sees less rain at only 6 mm (0.3 in) over just 1 day. Moreover, humidity levels in July are higher at 77% compared to August's 64%. For a deeper look into July's climate, you can check out Coeur d'Alene weather in July.

August and September exhibit notable contrasts in weather patterns. August is characterized by higher temperatures, with a minimum of 8°C (47°F) and an average of 22°C (71°F), reaching peaks of up to 40°C (105°F). Precipitation is relatively low at 14 mm (0.6 in) over just 3 days, and humidity hovers at 64%.

In contrast, September sees a significant drop in average temperatures, with a minimum of 1°C (34°F) and an average of 16°C (61°F), while the maximum temperature is a milder 34°C (94°F). Rainfall increases to 44 mm (1.7 in) across 5 days, accompanied by a slight decrease in humidity to 62%. This transition marks September as a month of cooling temperatures and increased precipitation, transitioning from the sweltering heat of summer. For more detailed weather information, visit Coeur d'Alene weather in September.

The weather in August contrasts sharply with that of October. August boasts a wide temperature range, with minimums around 8°C (47°F) and maximums soaring to 40°C (105°F), while the average temperature sits comfortably at 22°C (71°F). In contrast, October's temperatures drop significantly, starting at a chilly minimum of -9°C (16°F) and peaking at a milder 27°C (81°F), resulting in an average of just 8°C (47°F). Precipitation also sees a dramatic increase in October, with 85 mm (3.3 in) falling over 11 days, compared to August's relatively dry 14 mm (0.6 in) over only 3 days. Additionally, October's humidity rises to 79%, making it feel much cooler than August's more humid 64%. For more detailed information, check out Coeur d'Alene weather in October.

The weather in August is typically warm and dry, with temperatures ranging from a minimum of 8°C (47°F) to a scorching maximum of 40°C (105°F), and only 14 mm of precipitation over about three days. In contrast, November brings much cooler temperatures, with a minimum of -9°C (16°F) and an average of just 3°C (38°F), along with significantly higher precipitation of 115 mm (4.5 in) spread over 16 days. The humidity also rises from 64% in August to 87% in November, contributing to a noticeably different atmosphere. For more detailed information, check out Coeur d'Alene weather in November.

August and December present a striking contrast in weather conditions. In August, temperatures range from a mild 8°C (47°F) to a scorching 40°C (105°F), with an average of 22°C (71°F) and only minimal precipitation of 14 mm (0.6 in) over three days, accompanied by a moderate humidity of 64%. In sharp contrast, December is characterized by significantly colder weather, with temperatures dropping to a minimum of -15°C (4°F) and averaging around 0°C (32°F), peaking at only 16°C (60°F). Additionally, December experiences much higher precipitation, totaling 110 mm (4.3 in) over 16 days, along with increased humidity at 90%. For more details on December weather, you can visit Coeur d'Alene weather in December.

Compare Coeur d'Alene's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Coeur d'Alene

As summer reaches its peak, August brings warmth and vibrancy to Coeur d'Alene, with temperatures often soaring to a maximum of 40°C (105°F). This month is characterized by a pleasant average temperature of 22°C (71°F), making it ideal for outdoor activities, while occasional drops to cooler nights remind us that autumn is just around the corner. Despite the higher temperatures, August experiences relatively low precipitation, with just a few rainy days, allowing plenty of time to enjoy the stunning lakes and lush surroundings. Humidity levels hover around a comfortable 64%, adding to the enjoyable summer ambiance. For a deeper dive into Coeur d'Alene's climate patterns, visit Coeur d'Alene Climate.