August Weather in Akita, Japan

Last updated: August 21, 2025

In August, Akita, Japan experiences a warm and humid climate, with maximum temperatures reaching up to 33°C (91°F) and an average of 25°C (77°F). Visitors can expect mild nights, with minimum temperatures around 18°C (65°F). However, this month is also characterized by significant rainfall, with a total precipitation of 229 mm (9.0 in) over 15 days, creating a lush, vibrant landscape. The air is laden with humidity, averaging an impressive 92%, contributing to the lush greenery and rich atmosphere typical of the region during the summer.

August Temperature in Akita

In August, Akita experiences a delightful warm spell, with temperatures reaching a maximum of 33°C (91°F), making it the hottest month of the year. The average temperature hovers around a comfortable 25°C (77°F), while the minimum temperature stays mild at 18°C (65°F). This month marks a significant shift from the earlier chill of winter, transitioning smoothly through spring and summer. As Akita basks in the warmth, residents and visitors alike enjoy outdoor activities amid lush landscapes, highlighting the region's natural beauty. The warmth of August stands in stark contrast to the frigid temperatures of January, which can plummet to as low as -9°C (16°F). Overall, August serves as a vibrant peak in Akita's seasonal rhythm, inviting everyone to relish the summer spirit before the cooler months approach.

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

The chart illustrates August temperature patterns in Akita, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Akita, August typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec353542485865747771615140
Data source: Temperature data for Akita 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 Akita

In August, Akita, Japan experiences a significant uptick in precipitation, with an impressive 229 mm (9.0 in) of rainfall, marking it as one of the wettest months of the year. This spike in moisture is complemented by 15 days of rain, which, although slightly fewer than June and July, still contributes to the region's lush summer landscape. Following a trend of increasing precipitation from January through August, the summer months showcase a clear pattern of rising rainfall, peaking in the height of the season. As the month transitions into the wetter autumn, the rainfall begins to shift, foreshadowing September’s total of 181 mm (7.1 in). This pattern underscores Akita's climate, characterized by its impressive seasonal variations in rainfall, crucial for sustaining the vibrant ecosystems of the region.

August Precipitation Trends in Akita

The chart displays monthly precipitation patterns in Akita, 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. In Akita, August typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec139157127146144172189229181224204249
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Akita

In August, Akita, Japan, experiences a high humidity level of 92%, reflecting the peak of the summer season. This peak follows an upward trend that begins in late spring, as humidity levels climb from 86% in May to an impressive 93% in July. This progressive increase indicates the region's transition into the hottest months, where the warm air holds more moisture. Following August, humidity begins to gradually decrease, dropping to 84% in September, signaling a shift toward the milder autumn months. Overall, the data illustrates a characteristic summer pattern in Akita, where humidity reaches its zenith, contributing to the city’s lush greenery and vibrant landscapes during this time of year.

August Average Humidity in Akita

This chart illustrates the average monthly humidity levels in Akita, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Akita is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec79%78%76%78%86%90%93%92%84%80%76%78%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Akita

In August, Akita, Japan experiences a significant spike in UV intensity, with the UV Index reaching an extreme level of 11. This is a notable increase from the high levels seen in the earlier summer months, where the index peaked at 10 in both June and July. As a result, the recommended burn time drops to just 10 minutes, emphasizing the importance of protection from the sun during this time. The trend throughout the year is clear: as spring transitions to summer, UV exposure escalates sharply, peaking in August, before declining again in September. For more information on the UV Index in Akita and how to stay safe in the sun, visit Akita UV Index.

Maximum UV Index Levels in Akita for August

The chart shows the monthly maximum UV Index (UVI) for Akita 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. In August, the maximum UV index in Akita typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec336891010119642
Data source: Akita 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 Akita

August marks the pinnacle of sunshine in Akita, Japan, basking in a delightful 301 hours of bright rays—making it the sunniest month of the year. As summer unfolds, sunlight steadily increases from 142 hours in January, steadily rising through the spring and early summer, peaking with a vibrant 296 hours in July. This trend reflects a warm embrace of sunlight that lingers into the early fall, with September still enjoying a respectable 259 hours. However, as the year progresses towards cooler months, the hours of sunshine gracefully decline, emphasizing the contrast between the summer's brilliance and the quieter, more subdued months that follow.

Monthly Sunshine Duration in Akita: August Highlighted

The August sunshine duration represents the total number of hours Akita 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.
JanFebMarAprMayJunJulAugSepOctNovDec142h184h235h267h294h287h296h301h259h222h186h167h
Data source: Akita August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Akita During August

In Akita, Japan, the likelihood of sunny weather experiences a noticeable ebb and flow throughout the year. August, while traditionally viewed as a summer month, presents only a 28% chance of sunshine, marking a decline from the peak summer month of July at 46%. This dip may come as a surprise to those hoping for hot, sunny days as summer nears its end. Interestingly, the optimism for clear skies begins to rise again starting in September with a 40% chance. Overall, August's weather hints at a transitional phase, as the warmth of summer gives way to the cooler, more dynamic climate of autumn, making it a month of unpredictability in Akita.

Percentage of Sunny Days in August in Akita

The chart illustrates the percentage of sunny days in Akita 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 Akita experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec18%33%26%43%33%39%46%28%40%35%35%22%
Data source: Akita August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Akita in August

In August, Akita, Japan experiences a slight decline in daylight, offering about 13 hours of sunshine. This month marks a subtle transition as it wraps up the peak summer days of June and July, each boasting a generous 14 hours of daylight. Following the vibrant bloom of summer, August heralds shorter days, signaling the gradual approach of autumn. The daylight duration begins to taper off, leading into September’s 12 hours, which sets the stage for the shorter days of fall. Overall, the trend reveals a natural ebb and flow of sunlight, with the longest days occurring in the heart of summer and gradually giving way to the quieter moments of the year.

Average Daylight Hours in Akita for August

The chart illustrates the variation in daylight duration in Akita throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 41m10h 41m11h 56m13h 15m14h 21m14h 55m14h 38m13h 40m12h 25m11h 7m9h 59m9h 23m
Data source: Akita daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Akita

In Akita, Japan, the August winds provide a gentle respite with an average speed of 4.5 m/s (10 mph), contributing to a mellow summer atmosphere. This is a noticeable decline from the brisker winds of the winter months, where January and December each gust at 7.2 m/s (16 mph). As spring transitions into summer, wind speeds gradually wane, dipping from 5.5 m/s (12 mph) in March to their lowest in June and July at around 3.4 m/s (8 mph). However, as the season shifts toward autumn, a slight uptick occurs, with September and October bringing a more invigorating breeze. Overall, the patterns highlight a cyclical dance of winds, painting a vivid picture of Akita's unique seasonal charm.

Average August Wind Speed in Akita

The chart displays monthly wind speed patterns in Akita, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7.27.95.55.35.13.53.44.5 m/s5.04.95.97.2
Data source: Akita August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Akita Compares to Other Months

Weather in Akita varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Akita, focusing on differences in temperature, rainfall, humidity, and UV levels.

August and January in Akita present strikingly different weather conditions. In August, temperatures range from a minimum of 18°C (65°F) to a maximum of 33°C (91°F), with an average of 25°C (77°F). The month is characterized by high humidity at 92% and significant rainfall, totaling 229 mm (9.0 in) spread over 15 days. In contrast, January experiences much colder weather, with temperatures ranging from -9°C (16°F) to 10°C (51°F) and an average of just 1°C (35°F). While January sees less total precipitation at 139 mm (5.5 in), it occurs over more days (21), and the humidity is comparatively lower at 79%. For more detailed insights into January's weather, visit Akita weather in January.

August and February offer starkly contrasting weather experiences. In August, temperatures range from a cool 18°C (65°F) at night to a sweltering average of 25°C (77°F) during the day, peaking at 33°C (91°F). This summer month is also characterized by high humidity at 92% and substantial rainfall, with 229 mm (9.0 in) expected over about 15 days. In stark contrast, February sees much colder temperatures, with a minimum of -5°C (23°F), an average of just 2°C (35°F), and a maximum of 10°C (51°F). Although it experiences less overall precipitation at 157 mm (6.2 in), rain or snow falls on approximately 23 days, accompanied by a lower humidity of 78%. For more details on February weather specifics, check out Akita weather in February.

When comparing the weather in August to that of March, the differences are quite pronounced. August features a warm climate with temperatures ranging from a minimum of 18°C (65°F) to a maximum of 33°C (91°F), and it experiences high humidity at 92%. In contrast, March is much cooler, with temperatures from a minimum of -5°C (23°F) to a maximum of 14°C (58°F) and lower humidity at 76%. Additionally, August receives more precipitation at 229 mm (9.0 in) over 15 days, while March sees less rain, with 127 mm (5.0 in) over 17 days. For more detailed information on March weather patterns, you can check Akita weather in March.

When comparing the weather in August and April, it's clear that August is significantly warmer and more humid. In August, temperatures range from a low of 18°C (65°F) to a high of 33°C (91°F), with an average of 25°C (77°F), while April sees much cooler temperatures, with a minimum of 1°C (35°F) and a maximum of 18°C (65°F), averaging just 9°C (49°F). Moreover, August experiences higher rainfall, totaling 229 mm (9.0 in) over 15 days, compared to April's 146 mm (5.7 in) across 16 days. The humidity in August also peaks at 92%, compared to a more moderate 78% in April, contributing to a distinctly different seasonal feel. For more details, visit Akita weather in April.

In comparing the weather conditions of August and May, August tends to be significantly warmer and more humid. With an average temperature of 25°C (77°F) and highs reaching up to 33°C (91°F), August experiences a marked increase compared to May's milder average of 15°C (58°F), which peaks at 23°C (74°F). Furthermore, August is characterized by higher precipitation levels, totaling 229 mm (9.0 in) over 15 rainy days, compared to May's 144 mm (5.7 in) during the same number of days. Humidity also rises in August, averaging 92%, while May has a slightly lower humidity rate of 86%. For more detailed insights on May weather, you can visit Akita weather in May.

When comparing the weather in August and June, notable differences emerge. August typically experiences warmer temperatures, with a minimum of 18°C (65°F) and an average of 25°C (77°F), reaching a high of 33°C (91°F). In contrast, June starts cooler, with temperatures ranging from a minimum of 11°C (52°F) to an average of 19°C (66°F), peaking at 26°C (80°F). Precipitation also varies, with August receiving more rainfall at 229 mm (9.0 in) over 15 days, compared to June's 172 mm (6.8 in) over 13 days. Humidity levels are slightly higher in August at 92% compared to June's 90%. For more details, you can view Akita weather in June.

In comparing the weather between July and August, August tends to be slightly warmer with an average temperature of 25°C (77°F) compared to July's average of 23°C (74°F). The maximum temperatures are also higher in August, reaching 33°C (91°F) versus July's 31°C (87°F). Additionally, August experiences more rainfall, with 229 mm (9.0 in) over 15 days, compared to July’s 189 mm (7.4 in) over 14 days. However, both months show high humidity levels, with August at 92% and July at 93%. For a more detailed look at July weather, you can visit Akita weather in July.

August typically experiences warmer temperatures, with a minimum of 18°C (65°F) and an average of 25°C (77°F), reaching a maximum of 33°C (91°F). In contrast, September sees cooler temperatures, with a minimum of 14°C (58°F) and an average of 22°C (71°F), peaking at 31°C (89°F). While August is marked by high humidity at 92% and significant precipitation of 229 mm (9.0 in) over 15 days, September features slightly lower humidity at 84% and reduced rainfall of 181 mm (7.1 in) across 17 days. For more detailed information, check out Akita weather in September.

In August, the weather is characterized by warm temperatures, with a minimum of 18°C (65°F) and an average of 25°C (77°F), reaching a peak of 33°C (91°F). This month tends to be quite humid, with an average humidity of 92% and substantial rainfall of 229 mm (9.0 in) over approximately 15 days. In contrast, October brings a noticeable chill, with lows of 9°C (48°F) and an average temperature of 16°C (62°F), peaking at 26°C (78°F). Although October experiences slightly lower precipitation at 223 mm (8.8 in) over about 16 days, it has a more comfortable humidity level of 80%. For a more detailed look at October's weather, you can visit Akita weather in October.

August and November present quite contrasting weather conditions. In August, temperatures range from a minimum of 18°C (65°F) to a maximum of 33°C (91°F), with an average of 25°C (77°F), making it a warm and humid month with high humidity levels of 92%. Rainfall is significant, with a total of 229 mm (9.0 in) over approximately 15 days. In contrast, November sees a marked drop in temperatures, with a range from a chilly 1°C (34°F) to a maximum of 20°C (68°F) and an average of only 10°C (51°F). While the precipitation is slightly lower at 204 mm (8.0 in) over around 21 days, the humidity decreases to 76%, resulting in a cooler and less muggy atmosphere. For more detailed insights, you can visit Akita weather in November.

In August, the weather is characterized by warm temperatures, with a minimum of 18°C (65°F) and an average high reaching up to 33°C (91°F). The humidity is notably high at 92%, contributing to a tropical feel, while precipitation occurs on about 15 days, totaling 229 mm (9.0 in). In sharp contrast, December brings a much cooler climate, featuring a minimum temperature of -4°C (26°F) and an average high of only 15°C (60°F). This month experiences more prolonged precipitation, averaging 249 mm (9.8 in) over 28 days, along with lower humidity at 78%. For a detailed look at December weather specifics, you can visit Akita weather in December.

Compare Akita's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Akita

In August, Akita experiences a notable shift in its climate, characterized by warm temperatures and elevated humidity levels, making it one of the hotter months of the year. With average temperatures soaring to a balmy 25°C (77°F) and occasional peaks reaching up to 33°C (91°F), outdoor activities are particularly enticing. However, this warmth comes with a substantial dose of precipitation, averaging around 229 mm over 15 days, creating a lush landscape but also slightly dampening summer outings. The pervasive humidity of 92% often makes the heat feel more intense, contrasting sharply with the cooler, drier months that precede and follow. For those curious about the specific climate patterns in the region, further details can be explored at Akita Climate.