August Weather in Sunapee, United States

Last updated: February 24, 2025

In Sunapee, United States, August brings a vibrant tapestry of weather characterized by temperatures ranging from a refreshing 7°C (45°F) to a sizzling maximum of 35°C (94°F). The month showcases an average temperature of 21°C (69°F), making it a delightful time for outdoor activities. However, nature also makes its presence felt, with precipitation measuring 89 mm (3.5 in) over 10 days, contributing to the region's lush greenery. Humidity levels hover around 66%, adding a mild mugginess to the warm summer days. Overall, August in Sunapee offers a unique blend of warmth and moisture, perfect for enjoying the scenic beauty of the area.

August Temperature in Sunapee

August in Sunapee, United States, offers a delightful reprieve from the chilly winter months, with temperatures reflecting the peak of summer. The month starts off with a minimum of 7°C (45°F), providing a mild backdrop for outdoor activities. As the days unfold, the average temperature settles comfortably at 21°C (69°F), encouraging revelers to relish the lush landscapes. With a maximum temperature that caps at 35°C (94°F), August embodies the warmest extremes of the year, making it ideal for swimming, hiking, and enjoying various festivals. This upward trend in warmth contrasts sharply with the preceding winter months, highlighting a seasonal transformation that invites both locals and tourists to bask in the beauty of Sunapee's summer.

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

The chart illustrates August temperature patterns in Sunapee, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec222531435666716962503626
Data source: Temperature data for Sunapee 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 Sunapee

In August, Sunapee experiences a moderate precipitation level, receiving approximately 89 mm (3.5 in) of rain over 10 days. This volume marks a slight decrease from the rainy July, which recorded the highest precipitation of the year at 125 mm (4.9 in). As summer transitions to fall, August's rainfall contributes to a lush landscape, complementing the vibrant hues of late summer foliage. Interestingly, the overall trend indicates that while June and July tend to be wetter, August provides a brief respite, hinting at a gradual decline in precipitation that will continue into the fall months. This rhythm of rainfall not only shapes the region's ecosystem but also sets the stage for the upcoming seasonal changes.

August Precipitation Trends in Sunapee

The chart displays monthly precipitation patterns in Sunapee, 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.
JanFebMarAprMayJunJulAugSepOctNovDec70827512183911259065129106109
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Sunapee

In August, Sunapee experiences a notable dip in humidity, averaging 66%, which marks the lowest level for the year. This trend reflects a gradual decrease from the 86% humidity seen in January, gradually tapering off as the seasons change. As summer reaches its peak, humidity levels drop from 67% in July to 66%, offering a brief respite before the onset of fall. Interestingly, as the year progresses, humidity levels begin to climb again, reaching 71% in September, highlighting a seasonal fluctuation that showcases the dynamic climate of the region. Overall, August's lower humidity contributes to a pleasant summer atmosphere, perfect for outdoor activities and enjoying the natural beauty of Sunapee.

August Average Humidity in Sunapee

This chart illustrates the average monthly humidity levels in Sunapee, 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.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%82%80%72%72%67%66%71%79%84%81%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Sunapee

As August settles in Sunapee, residents and visitors alike should brace for another month of very high UV exposure, with a UV Index of 9. This mirrors the previous months of July and May, highlighting a mid-summer trend where the sun’s intensity peaks, prompting a significant decrease in burn time to just 15 minutes. As they enjoy outdoor activities under the warm sunshine, it’s crucial to remain vigilant about sun protection, especially given that even a few moments of unprotected exposure can lead to burns. Transitioning into September, the UV Index will drop to 7, and the burn time will extend slightly to 25 minutes, offering a brief respite before autumn. Stay informed and protected by checking the latest updates on the Sunapee UV Index.

Maximum UV Index Levels in Sunapee for August

The chart shows the monthly maximum UV Index (UVI) for Sunapee 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.
JanFebMarAprMayJunJulAugSepOctNovDec3458910997532
Data source: Sunapee 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 Sunapee

As summer reaches its peak, August shines brightly in Sunapee, boasting an impressive 333 hours of sunshine, one of the highest in the year. This vibrant month follows a steady trend of increasing daylight that begins in the preceding months, with July not far behind at 325 hours. After a gradual climb from January's modest 136 hours, sunshine hours surge through the spring and into summer, highlighting a clear pattern of longer, sun-soaked days. As September approaches, the sun begins to set earlier, yet it still offers a robust 288 hours, marking a gradual but noticeable decline as the region transitions into autumn. This delightful summer glow in August not only enhances outdoor activities but also encapsulates the essence of Sunapee's seasonal warmth.

Monthly Sunshine Duration in Sunapee: August Highlighted

The August sunshine duration represents the total number of hours Sunapee 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.
JanFebMarAprMayJunJulAugSepOctNovDec136h168h242h224h271h320h325h333h288h200h175h163h
Data source: Sunapee August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Sunapee During August

In Sunapee, United States, the likelihood of sunny weather in August tends to be relatively low, with only a 29% chance of sunshine. This marks a downward trend compared to the sunnier months of March and September, which boast significantly higher probabilities at 52% and 40%, respectively. Interestingly, July also sees a dip, with just a 25% chance for sunshine, suggesting the tail end of summer may bring a mix of clouds and precipitation. While August isn't the sunniest month, it remains part of a vibrant seasonal transition where warmer days slowly give way to the charming hues of fall.

Percentage of Sunny Days in August in Sunapee

The chart illustrates the percentage of sunny days in Sunapee 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 Sunapee experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec35%28%53%35%34%38%26%29%40%33%48%26%
Data source: Sunapee August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Sunapee in August

In Sunapee, United States, the daylight duration experiences a notable ebb and flow throughout the year, reflecting the changing seasons. After basking in the maximum sunlight of 15 hours during the peak summer months of June and July, August heralds a gentle decline, with daylight lasting 13 hours. This gradual tapering marks the transition into the cooler months ahead, as daylight decreases steadily through September's 12 hours and October's 10 hours. While autumn brings shorter days, the lingering warmth of summer can still be felt in August, inviting residents to relish the final days of summer splendor before the crispness of fall descends.

Average Daylight Hours in Sunapee for August

The chart illustrates the variation in daylight duration in Sunapee throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 21m10h 30m11h 58m13h 27m14h 43m15h 20m15h13h 52m12h 26m10h 57m9h 39m8h 59m
Data source: Sunapee daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Sunapee

In August, Sunapee experiences its calmest winds of the year, with an average wind speed of just 2.2 m/s (5 mph). This marks a continuation of the trend seen since the onset of summer, where wind speeds gradually decline from 3.9 m/s in March to August's low. As we transition from the breezy days of early spring to the softer summer air, it's evident that July's average of 2.4 m/s is only a slight reprieve before reaching August's lull. However, as late summer gives way to autumn, wind speeds begin to rise again in September, hinting at the season's inevitable change. This cyclical pattern not only underscores the serene beauty of summer in Sunapee but also prepares residents and visitors alike for the brisk, refreshing winds that autumn will bring.

Average August Wind Speed in Sunapee

The chart displays monthly wind speed patterns in Sunapee, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.43.13.93.32.93.02.42.2 m/s2.82.73.03.2
Data source: Sunapee August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Sunapee Compares to Other Months

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

August and January present stark contrasts in weather conditions. In August, the temperatures range from a mild 7°C (45°F) at night to a sweltering 35°C (94°F) during the day, accompanied by an average of 21°C (69°F). This summer month experiences 89 mm (3.5 in) of precipitation over about 10 days, with a humidity level of 66%. Conversely, January brings a frigid chill, with temperatures plunging to an extreme low of -30°C (-21°F) and peaking only at 15°C (59°F), leading to an average temperature of -6°C (22°F). Despite having slightly less precipitation, at 70 mm (2.8 in) spread across 9 days, January has a higher humidity level of 86%. The differences in temperature and overall climate make these two months feel worlds apart, highlighting the seasonal extremes. For further insights, you can check Sunapee weather in January.

August and February present strikingly different weather conditions. In August, temperatures typically range from a minimum of 7°C (45°F) to a maximum of 35°C (94°F), accompanied by an average temperature of 21°C (69°F). The month sees about 89 mm (3.5 in) of precipitation over roughly 10 days, with humidity levels averaging 66%. In contrast, February experiences a much colder climate, with temperatures plummeting to a minimum of -28°C (-17°F) and a maximum of 22°C (71°F), resulting in an average of -4°C (25°F). Precipitation is slightly lower at 82 mm (3.2 in) over approximately 11 days, but humidity is notably higher at 84%. For a deeper dive into February weather specifics, you can check Sunapee weather in February.

When comparing the weather in August and March, there is a stark contrast in temperatures and conditions. August boasts a warm average temperature of 21°C (69°F), reaching peak highs of 35°C (94°F), while March experiences much colder temperatures, with an average of 0°C (32°F) and a minimum that can plummet to -20°C (-3°F). Precipitation levels are somewhat similar, with August receiving 89 mm (3.5 in) over about 10 days, compared to March's 75 mm (2.9 in) across 9 days. Notably, March's humidity is higher at 82%, contrasting with August's 66%. For more detailed insights on March weather, you can check this link: Sunapee weather in March.

When comparing the weather in August and April, there is a stark contrast in temperatures and conditions. August typically boasts a minimum temperature of 7°C (45°F) and an average of 21°C (69°F), reaching a maximum of 35°C (94°F), while April starts much cooler with a minimum of -7°C (20°F) and an average temperature of only 6°C (44°F), peaking at 26°C (80°F). Precipitation is also noteworthy; August receives 89 mm (3.5 in) over 10 days, whereas April has slightly higher precipitation at 121 mm (4.8 in) across 12 days. Additionally, humidity levels reflect the seasonal change, with August averaging 66% compared to April’s 80%. For more detailed information, you can refer to Sunapee weather in April.

When comparing the weather in August and May, it's clear that August tends to be warmer and more humid. August has a minimum temperature of 7°C (45°F) and an average of 21°C (69°F), reaching highs of 35°C (94°F). In contrast, May starts cooler, with a minimum of -1°C (31°F) and an average of 13°C (56°F), while still achieving a maximum of 33°C (91°F). Precipitation levels are fairly similar, with August receiving 89 mm (3.5 in) over 10 days and May slightly lower at 83 mm (3.3 in) over 12 days. Humidity is also higher in May at 72%, compared to the 66% humidity experienced in August. For a closer look at May's climate, you can visit Sunapee weather in May.

When comparing the weather in August and June, both months experience similar maximum temperatures, reaching up to 35°C (95°F), but August tends to be warmer overall with an average temperature of 21°C (69°F) compared to June's 19°C (66°F). June starts cooler with a minimum of 2°C (36°F), while August has a slightly higher minimum of 7°C (45°F). Precipitation levels are quite similar, with June receiving 91 mm (3.6 in) over 12 days and August experiencing 89 mm (3.5 in) over 10 days. Humidity is generally higher in June at 72%, compared to 66% in August, making June feel a bit more muggy. For more detailed information on June weather, visit Sunapee weather in June.

In comparing the weather of August and July, August generally exhibits slightly cooler temperatures, with a minimum of 7°C (45°F) compared to July's minimum of 9°C (48°F). The average temperatures remain similar, with August averaging 21°C (69°F) and July at 22°C (71°F). Interestingly, both months reach the same maximum temperature of 35°C (95°F), though July edges out August in precipitation, receiving 125 mm (4.9 in) over 13 days compared to August's 89 mm (3.5 in) over 10 days. Humidity levels are quite comparable, with July at 67% and August at 66%. For a detailed look at July's weather, visit Sunapee weather in July.

August typically presents warmer temperatures than September, with average highs reaching 35°C (94°F) compared to September's maximum of 32°C (89°F). However, September experiences a notable drop in minimum temperatures, dipping to -2°C (28°F), while August's minimum remains higher at 7°C (45°F). Precipitation levels are also lower in September, with 65 mm (2.6 in) over 8 days, compared to August's 89 mm (3.5 in) over 10 days. Humidity slightly increases in September, averaging 71% compared to August's 66%. For more specific details, you can check out Sunapee weather in September.

August weather is characterized by warm temperatures, with an average of 21°C (69°F) and highs reaching up to 35°C (94°F). The month experiences relatively moderate precipitation, totaling 89 mm (3.5 in) over about 10 days, accompanied by a humidity level of 66%. In contrast, October brings a noticeable drop in temperature, with an average of 10°C (50°F) and a maximum of 26°C (79°F). This month sees increased precipitation of 129 mm (5.1 in) spread across 12 days and higher humidity at 78%. For more detailed insights, you can check out Sunapee weather in October.

August and November present strikingly different weather patterns. In August, temperatures range from a mild 7°C (45°F) at night to a scorching 35°C (94°F) during the day, with an average of 21°C (69°F). The month sees about 89 mm (3.5 in) of precipitation spread over 10 days, along with a humidity level of 66%. In contrast, November experiences much colder conditions, with temperatures dipping as low as -18°C (0°F) and peaking at 23°C (73°F), averaging only 2°C (36°F). This month is wetter, with 106 mm (4.2 in) of precipitation falling over 12 days, and humidity levels rise to 84%. To learn more about the specifics of November weather, you can visit Sunapee weather in November.

August and December present stark contrasts in weather conditions. In August, temperatures can range from a mild 7°C (45°F) to a scorching maximum of 35°C (94°F), with an average of 21°C (69°F). The month experiences around 89 mm (3.5 in) of precipitation over approximately 10 days, accompanied by a humidity level of 66%. In contrast, December brings frigid conditions, with temperatures plummeting to a minimum of -25°C (-13°F) and an average of -3°C (26°F), peaking at 15°C (59°F). Though December sees slightly more precipitation at 109 mm (4.3 in) across 9 days, it is accompanied by higher humidity levels of 81%, contributing to a much colder and more biting atmosphere. For a more detailed look at December weather, you can visit Sunapee weather in December.

Compare Sunapee's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Sunapee

In August, Sunapee experiences a delightful blend of warmth and humidity, setting it apart from other months in the year. With temperatures peaking at a balmy 35°C (94°F) and an average of 21°C (69°F), it's a time when outdoor adventures thrive. While the humidity hangs around 66%, it adds a touch of vibrancy to the summer atmosphere. Although rain graces the region on about 10 days, these showers contribute to the lush landscapes that characterize late summer. As the month progresses, summer's warmth gradually begins to yield to the cooler breezes of fall, making it a unique transitional period for Sunapee. For more insights on weather patterns, check out Sunapee Climate.