August Weather in Kesennuma, Japan

Last updated: August 21, 2025

August in Kesennuma, Japan presents a warm and humid climate, with maximum temperatures peaking at 33°C (92°F) and an average of 24°C (75°F). Visitors can expect a pleasant atmosphere, albeit with notable humidity levels reaching 92%, creating a feeling of warmth. Rainfall is a significant feature of the month, with precipitation totaling 178 mm (7.0 in) across approximately 18 days, bringing lush greenery to the region. Embrace the vibrant summer ambiance while staying prepared for those refreshing showers!

August Temperature in Kesennuma

In August, Kesennuma, Japan, basks in pleasantly warm temperatures, with minimums around 13°C (56°F) and averages soaring to 24°C (75°F), peaking at a maximum of 33°C (92°F). This month marks the pinnacle of summer, showing a notable rise from the more moderate temperatures of July. The warmth invites locals and visitors alike to enjoy outdoor activities, as the climate shifts from the crisp chill of winter months, offering a vibrant contrast that enhances the region's natural beauty. With such inviting weather, August truly embodies the essence of a coastal summer in Kesennuma, making it an enchanting time to reap the joys of the season.

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

The chart illustrates August temperature patterns in Kesennuma, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kesennuma, 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).
JanFebMarAprMayJunJulAugSepOctNovDec343542495965727569594837
Data source: Temperature data for Kesennuma 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 Kesennuma

In August, Kesennuma experiences its peak precipitation, with 178 mm (7.0 inches) of rain over 18 days. This continues a trend observed through the summer months, where rainfall increases significantly, soaring from 114 mm (4.5 inches) in June to a remarkable 174 mm (6.8 inches) in July. This July-to-August leap signals the onset of the wettest part of the year, making August not only the culmination of summer rain but also a month of lush landscapes transformed by the abundant moisture. Notably, as summer gives way to autumn, precipitation begins to taper off, with September recording a marked decrease to 141 mm (5.6 inches), hinting at the seasonal transition ahead.

August Precipitation Trends in Kesennuma

The chart displays monthly precipitation patterns in Kesennuma, 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 Kesennuma, August typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec41471101121081141741781421904960
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Kesennuma

In August, Kesennuma, Japan, experiences a peak in humidity at 92%, matching the levels recorded in July. This summer pattern follows a gradual increase from a more moderate 75% in April, climbing steadily through the warmer months. The data indicates that June serves as a turning point, where humidity rises significantly to 87%, paving the way for August's muggy climate. As autumn approaches in September, humidity begins to decline to 86%, signaling a shift as the region transitions to drier conditions. Overall, these trends highlight the distinct seasonal variations in Kesennuma's humidity, with summer delivering the most intense moisture levels.

August Average Humidity in Kesennuma

This chart illustrates the average monthly humidity levels in Kesennuma, 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 Kesennuma is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%79%77%75%80%87%92%92%86%82%79%80%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Kesennuma

In August, Kesennuma experiences a UV Index of 10, classified as very high, which means residents and visitors should take precautions to protect their skin from the sun's rays. This consistent level of intensity mirrors July's UV reading, indicating that summer in Kesennuma is characterized by significant sun exposure. The burn time is approximately 15 minutes, requiring individuals to plan their outdoor activities accordingly. Throughout the year, the UV Index sees a notable rise from a moderate 3 in January to extreme levels in June, reflecting the seasonal transitions. Monitoring these fluctuations is essential for maintaining skin health; for more detailed information, visit Kesennuma UV Index.

Maximum UV Index Levels in Kesennuma for August

The chart shows the monthly maximum UV Index (UVI) for Kesennuma 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 Kesennuma typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec346891110109643
Data source: Kesennuma 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 Kesennuma

In August, Kesennuma basks in a generous 257 hours of sunshine, marking a slight decline from July's peak but still offering ample warmth for summer activities. This month is part of a broader trend, where the sunshine hours steadily increased from the cold beginnings of winter, starting at only 169 hours in January, and culminating in a high point in May with 299 hours. The lush mid-summer months of June, July, and August showcase the region's sunny disposition, providing a vibrant backdrop for visitors. As the summer wanes into September, a gentle decrease in sunlight begins, signaling the approach of autumn while still keeping the delightful essence of summer alive.

Monthly Sunshine Duration in Kesennuma: August Highlighted

The August sunshine duration represents the total number of hours Kesennuma 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.
JanFebMarAprMayJunJulAugSepOctNovDec169h225h264h271h299h283h262h257h246h217h219h208h
Data source: Kesennuma August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Kesennuma During August

In August, the likelihood of sunny weather in Kesennuma, Japan drops to a mere 23%, making it one of the less favorable months for sunshine. This decline follows a trend observed throughout the summer, with July peaking at 20% sunshine probability. As the year progresses into the earlier months, the chance of sun rises significantly, reaching 46% in April and hovering around the 40% mark in both March and October. In comparison, the percentage surges in late autumn, with November showcasing 57% potential for sunny weather. Therefore, while August may not be ideal for sun-seekers, the surrounding months offer brighter opportunities as the seasons shift.

Percentage of Sunny Days in August in Kesennuma

The chart illustrates the percentage of sunny days in Kesennuma 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 Kesennuma experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec47%59%40%46%31%26%20%23%33%41%57%44%
Data source: Kesennuma August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Kesennuma in August

In August, Kesennuma, Japan, enjoys a delightful 13 hours of daylight, marking a slight decline from the peak summer months of June and July, where daylight extended to the full benefit of 14 hours. This transitional period hints at the approaching autumn, as hours of sunlight gradually wane. Following the steady increase from January's 9 hours to May's maximum, the consistent lushness of summer starts to ease, giving way to shorter and cooler days ahead. Observing this trend, one can appreciate how the rhythm of daylight influences both nature and daily life in this coastal city, harmonizing with the changing seasons.

Average Daylight Hours in Kesennuma for August

The chart illustrates the variation in daylight duration in Kesennuma throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 45m10h 43m11h 57m13h 13m14h 17m14h 50m14h 33m13h 37m12h 24m11h 9m10h 2m9h 28m
Data source: Kesennuma daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Kesennuma

In August, Kesennuma, Japan, experiences a gentle shift in its average wind speed, with a notable increase to 2.9 m/s (7 mph). This marks a slight rise from the calmer summer months of June and July, where winds barely stirred at 2.5 m/s (6 mph) and 2.4 m/s (5 mph), respectively. As the summer draws to a close, the wind begins to show its vitality once more, setting the stage for September and October when conditions stabilize around 3.0 m/s (7 mph). This gradual increase in wind speed reflects a transition that breathes life into the coastal atmosphere, bridging the tranquil summer with the brisk air of autumn.

Average August Wind Speed in Kesennuma

The chart displays monthly wind speed patterns in Kesennuma, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.94.93.93.73.22.52.42.9 m/s3.03.03.24.1
Data source: Kesennuma August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Kesennuma Compares to Other Months

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

August and January present strikingly different weather conditions, reflecting the contrasts between summer and winter months. In August, temperatures range from a minimum of 13°C (56°F) to a high of 33°C (92°F), with an average of 24°C (75°F). The month is characterized by high humidity at 92% and considerable rainfall, totaling 178 mm (7.0 inches) over 18 days. In contrast, January experiences much colder temperatures, with a minimum of -13°C (9°F), an average of 1°C (34°F), and a maximum of only 10°C (51°F). Precipitation is significantly lower at 41 mm (1.6 inches), spread over just 8 days, and humidity levels decrease to 80%. For a more in-depth look at the January weather in this region, you can visit Kesennuma weather in January.

August and February present starkly contrasting weather patterns. In August, temperatures soar with a minimum of 13°C (56°F) and an average high of 33°C (92°F), creating a warm and humid climate with 178 mm (7.0 in) of precipitation spread over 18 days and humidity levels reaching 92%. In contrast, February experiences a chillier atmosphere, with temperatures ranging from a minimum of -9°C (16°F) to a maximum of 13°C (56°F), alongside significantly lower precipitation of 47 mm (1.9 in) occurring over just 8 days and a humidity level of 79%. For more details on what to expect, check Kesennuma weather in February.

In August, Kesennuma experiences warm temperatures with a minimum of 13°C (56°F), an average of 24°C (75°F), and a maximum reaching up to 33°C (92°F). The month is characterized by high humidity at 92% and substantial rainfall, totaling 178 mm (7.0 in) over 18 days. In contrast, March brings a much cooler climate, with temperatures ranging from a chilly minimum of -6°C (22°F) to a moderate maximum of 19°C (67°F) and an average of only 5°C (42°F). Precipitation is lower at 110 mm (4.3 in) spread across 11 days, and the humidity is also reduced to 77%. For a more detailed look at the weather in March, visit Kesennuma weather in March.

When comparing the weather in August and April, significant differences emerge. August boasts a warmer climate with temperatures ranging from a minimum of 13°C (56°F) to a maximum of 33°C (92°F), while April experiences a much cooler range, from a chilling minimum of -2°C (28°F) to a maximum of 24°C (76°F). Additionally, August is notably more humid, with humidity levels reaching 92%, compared to the 75% humidity typical of April. Precipitation is also higher in August, with 178 mm (7.0 in) falling over 18 days, whereas April sees only 112 mm (4.4 in) over 11 days. For more detailed insights about April weather, you can visit Kesennuma weather in April.

The weather in August is notably warmer and more humid compared to May. August sees minimum temperatures around 13°C (56°F) and averages reaching 24°C (75°F), while May starts cooler with minimum temperatures of 5°C (41°F) and an average of only 15°C (59°F). Furthermore, the maximum temperatures in August can soar to 33°C (92°F), significantly higher than May's peak of 29°C (84°F). Precipitation is also more frequent in August, with rain expected on 18 days and a total of 178 mm (7.0 in), compared to May's 12 days of rain and 108 mm (4.3 in). This results in a markedly higher humidity level in August at 92%, compared to 80% in May. For more details, visit Kesennuma weather in May.

When comparing the weather in August and June, it's clear that August tends to be warmer and more humid. In August, temperatures range from a minimum of 13°C (56°F) to a maximum of 33°C (92°F), with an average of 24°C (75°F). In contrast, June sees lower temperatures, ranging from a minimum of 10°C (50°F) to a maximum of 29°C (85°F) and an average of 18°C (65°F). Additionally, August experiences more precipitation, with 178 mm (7.0 in) over 18 days compared to June's 114 mm (4.5 in) over 14 days. The humidity level also rises slightly in August, reaching 92% compared to June's 87%. For more detailed information on June's weather, you can check Kesennuma weather in June.

In comparing the weather patterns of July and August, we see notable differences in temperature and precipitation. August typically experiences slightly warmer temperatures, with averages ranging from a minimum of 13°C (56°F) to a maximum of 33°C (92°F), compared to July's minimum of 15°C (59°F) and maximum of 32°C (90°F). Interestingly, both months have similar humidity levels at 92%, creating a consistently muggy atmosphere. In terms of rainfall, August records a bit more precipitation with 178 mm (7.0 in) over 18 days, while July has 174 mm (6.8 in) over 17 days. For further details on July weather, you can check Kesennuma weather in July.

August typically features warmer temperatures compared to September, with average highs reaching up to 33°C (92°F) and lows around 13°C (56°F), while September sees a slight drop to an average high of 32°C (90°F) and a low of 8°C (46°F). Precipitation in August is significantly higher, with 178 mm (7.0 in) falling over 18 days, whereas September experiences less rainfall at 141 mm (5.6 in) over 14 days. Both months are characterized by high humidity levels, with August hovering around 92% and September slightly lower at 86%. For more detailed weather insights in September, you can check this link: Kesennuma weather in September.

August typically features much warmer temperatures, with average highs reaching 33°C (92°F), while October sees a significant drop, averaging only 15°C (59°F). Precipitation in August is frequent, with rain occurring on 18 days and a total of 178 mm (7.0 in), compared to October, which, despite slightly higher total precipitation at 190 mm (7.5 in), has fewer rainy days at 12. The humidity in August is also notably higher at 92%, whereas October presents a more comfortable level at 82%. For more detailed insights into October weather, you can visit Kesennuma weather in October.

August and November present a stark contrast in weather conditions. In August, temperatures reach a minimum of 13°C (56°F) and can soar to a maximum of 33°C (92°F), with an average of 24°C (75°F). This month is characterized by high humidity levels at 92% and significant precipitation, totaling 178 mm (7.0 in) over 18 days. In contrast, November brings much cooler weather, with temperatures ranging from a minimum of -2°C (28°F) to a maximum of 19°C (67°F) and an average of just 9°C (48°F). Additionally, November experiences significantly less rainfall, with only 49 mm (1.9 in) over 6 days, and a lower humidity level of 79%. For more details, you can check Kesennuma weather in November.

August and December present a stark contrast in weather. In August, temperatures soar with a minimum of 13°C (56°F) and a maximum of 33°C (92°F), resulting in an average warmth of 24°C (75°F). The month also sees considerable precipitation, totaling 178 mm (7.0 in) over 18 days, coupled with high humidity at 92%. In comparison, December brings a much colder climate with a minimum temperature of -6°C (22°F) and a maximum of 16°C (61°F), averaging just 3°C (38°F). Precipitation decreases significantly to 60 mm (2.4 in) over 10 days, and humidity levels are somewhat lower at 80%. For a closer look at December weather specifics, visit Kesennuma weather in December.

Compare Kesennuma's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Kesennuma

August in Kesennuma stands out with its high humidity and notable warmth, making it the warmest month of the year. Temperatures soar, creating a vibrant atmosphere, while increased rainfall adds a refreshing touch to the summer heat. This month experiences significantly more rainy days compared to the drier spells of spring, bringing the lush summer landscape to life. As the weather fluctuates between warm days and cooler evenings, it encapsulates the essence of a lively Japanese summer. For a deeper understanding of Kesennuma’s varied climate throughout the year, explore Kesennuma Climate.