August Weather in Odawara, Japan

Last updated: August 21, 2025

August in Odawara, Japan presents a warm and humid atmosphere, with temperatures peaking at a maximum of 31°C (88°F) and averaging around 26°C (80°F). Visitors can expect nights to be relatively comfortable, with a minimum temperature of 20°C (68°F). However, the month is also characterized by significant precipitation, totaling 159 mm (6.2 in) over approximately 15 days, contributing to the region's lush greenery. With humidity levels soaring to 90%, August in Odawara is a month where the heat is felt and rain often graces the landscape, making it essential to prepare for both sun and shower.

August Temperature in Odawara

In Odawara, Japan, August brings a delightful taste of summer, with temperatures noticeably warmer than the earlier months. The minimum temperature hovers around 20°C (68°F), providing a pleasant start to the day, while the average climbs to 26°C (80°F) and peaks at a toasty 31°C (88°F) during the afternoons. This marks a clear warming trend from the cooler spring months and the more temperate July, showcasing Odawara's transition into the height of summer. As August progresses, the weather remains inviting, making it an ideal time for outdoor adventures and enjoying the vibrant local culture under the sunny skies.

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

The chart illustrates August temperature patterns in Odawara, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Odawara, 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).
JanFebMarAprMayJunJulAugSepOctNovDec444550566469767974665849
Data source: Temperature data for Odawara 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 Odawara

In August, Odawara experiences a mix of warm temperatures and significant rainfall, accumulating 159 mm (6.2 in) over approximately 15 days. This marks a noticeable decrease from the peak precipitation of 263 mm (10.3 in) in July, indicating a shift towards drier conditions as summer starts to transition into fall. Despite the reduction, August still contributes to the overall trend of high precipitation during the summer months, bridging the wet spells of June and July before the wetter months of September and October take hold. This cyclic pattern highlights Odawara's humid subtropical climate, characterized by substantial rainy periods that are essential for local agriculture and natural ecosystems.

August Precipitation Trends in Odawara

The chart displays monthly precipitation patterns in Odawara, 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 Odawara, August typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec697519516216622426315923534611591
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

August Humidity in Odawara

In Odawara, Japan, August brings a notable humidity level of 90%, making it one of the most humid months of the year. This peak follows a gradual increase that starts in the cooler months of January, when humidity is at 76%, consistently rising as the seasons change. By July, the humidity reaches a sweltering 93%, setting the stage for August's intense moisture. As summer progresses, humidity levels remain high, contributing to the region's muggy atmosphere. Following this, a gradual decline begins with September’s humidity at 86%, signaling the transition towards the drier autumn months. Overall, the trend showcases Odawara's characteristic summer stickiness, with August standing out as a climax of its humid season.

August Average Humidity in Odawara

This chart illustrates the average monthly humidity levels in Odawara, 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 Odawara is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%74%70%74%82%88%93%90%86%83%80%78%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Odawara

In August, Odawara experiences an extreme UV Index of 11, maintaining the high levels observed during the summer months. With a burn time of just 10 minutes, it's crucial to take protective measures when venturing outdoors. This month continues the trend of elevated UV exposure that begins in late spring, peaking around mid-summer. As the seasons transition into September, the UV Index slightly decreases to 10, indicating a return to very high levels, but still necessitating caution. To better understand the UV trends throughout the year, you can explore detailed information at Odawara UV Index.

Maximum UV Index Levels in Odawara for August

The chart shows the monthly maximum UV Index (UVI) for Odawara 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 Odawara typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec458101111121110754
Data source: Odawara 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 Odawara

In Odawara, Japan, August shines brilliantly with an impressive 293 hours of sunlight, making it the sunniest month of the year. This peak in brightness follows a delightful upward trend from the year's start, beginning at 189 hours in January and gradually rising until the summer months. As spring unfolds, the daylight increases significantly, with May boasting 285 hours, paving the way for August's luminous peak. Following the height of summer, sunlight begins to taper off in September with 241 hours, showing a gentle decline as autumn approaches. Overall, the journey of sunshine in Odawara is a vivid reminder of nature's rhythms, casting a warm glow over the city throughout the seasons.

Monthly Sunshine Duration in Odawara: August Highlighted

The August sunshine duration represents the total number of hours Odawara 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.
JanFebMarAprMayJunJulAugSepOctNovDec189h227h255h267h285h261h240h293h241h205h228h229h
Data source: Odawara August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Odawara During August

In August, the likelihood of sunny weather in Odawara, Japan, hovers around 34%, making it a month where sun seekers may have to temper their expectations. This percentage reflects a slight increase from the preceding months of July (32%) and June (22%), yet it remains lower than average when compared to the year's peak sun probabilities, which occur in the colder months of November (60%) and December (66%). Overall, while August experiences some sunny days, travelers should be prepared for a mix of weather as summer draws to a close, indicating a broader trend of fluctuating sunshine throughout the summer months.

Percentage of Sunny Days in August in Odawara

The chart illustrates the percentage of sunny days in Odawara 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 Odawara experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec54%64%38%46%22%22%32%34%27%44%60%66%
Data source: Odawara August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Odawara in August

In Odawara, Japan, the daylight duration shows a captivating rhythm throughout the year. August, with its 13 hours of daylight, marks the tail end of the summer months, where daylight peaks at an impressive 14 hours from May through July. As the seasons transition, daylight gradually begins to wane in September and continues to decline, reaching 10 hours by November. This cyclical pattern not only reflects the changing seasons but also invites residents and visitors to embrace the lingering warmth of summer before the shorter days of winter set in. The gradual shift from longer to shorter days creates a beautiful canvas of natural light that is as much a part of Odawara’s charm as its historic landscapes.

Average Daylight Hours in Odawara for August

The chart illustrates the variation in daylight duration in Odawara throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 3m10h 53m11h 58m13h 5m14h 1m14h 29m14h 15m13h 26m12h 22m11h 15m10h 17m9h 48m
Data source: Odawara daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Odawara

In August, the average wind speed in Odawara, Japan, settles at a gentle 3.8 m/s (9 mph), reflecting a slight uptick from the calmer breezes of the summer months. Notably, this marks a transition, as preceding months like June and July experienced softer winds at 2.9 m/s and 2.6 m/s, respectively. As summer forges ahead, this subtle rise in wind speed contributes to a refreshing atmosphere, making it an ideal time for outdoor activities. Looking at the broader annual trend, wind speeds consistently hover around 4.0 m/s for most months, with August providing a refreshing breath of air, just below the monthly average but setting the stage for the autumn winds that will follow in September.

Average August Wind Speed in Odawara

The chart displays monthly wind speed patterns in Odawara, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.04.34.14.04.02.92.63.8 m/s4.04.03.94.0
Data source: Odawara August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Odawara Compares to Other Months

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

August and January present stark contrasts in weather. In August, temperatures range from a minimum of 20°C (68°F) to a maximum of 31°C (88°F), with an average of 26°C (80°F). The month is marked by high humidity at 90% and significant rainfall, totaling 159 mm (6.2 in) over approximately 15 days. In contrast, January experiences much cooler temperatures, ranging from a minimum of 0°C (32°F) to a maximum of 17°C (63°F), with an average temperature of 7°C (44°F). The precipitation in January is considerably lower at 69 mm (2.7 in) over just 7 days, and the humidity drops to 76%. For more detailed information about January weather, visit Odawara weather in January.

Comparing the weather in August and February reveals stark differences in temperature and humidity. August boasts a warm climate with minimum temperatures of 20°C (68°F) and averages around 26°C (80°F), peaking at 31°C (88°F). It is notably humid, with a high humidity level of 90% and significant rainfall, totaling 159 mm (6.2 in) over about 15 days. In contrast, February offers a much cooler experience, with temperatures ranging from a minimum of 1°C (33°F) to a maximum of 17°C (63°F), averaging just 7°C (45°F). This month sees considerably less precipitation, totaling 75 mm (3.0 in) over approximately 10 days, and a lower humidity level of 74%. For those interested in more details, you can explore Odawara weather in February.

The weather in August is significantly warmer than in March, with average temperatures reaching around 26°C (80°F) compared to just 10°C (51°F) in March. In August, the minimum temperature is typically 20°C (68°F), while March can see lows of just 2°C (36°F). Moreover, August experiences high humidity at 90% and significant rainfall of 159 mm (6.2 in) over approximately 15 days, making it feel quite muggy. In contrast, March has lower humidity at 70% and slightly more rainfall at 195 mm (7.7 in) over 14 days. For more detailed information, you can check Odawara weather in March.

April and August present striking contrasts in weather conditions. In April, temperatures range from a cool 4°C (40°F) to a comfortable 22°C (72°F), with an average of 13°C (57°F). The month sees a little less precipitation than August, totaling 162 mm (6.4 in) across 13 days, and a lower humidity of 74%. In comparison, August experiences much warmer temperatures, with a minimum of 20°C (68°F) and a maximum of 31°C (88°F), averaging at 26°C (80°F). However, it is also considerably more humid at 90%, accompanied by significant rainfall of 159 mm (6.2 in) over 15 days. For more specific details about the weather in April, you can check Odawara weather in April.

The weather in August is notably warmer than in May, with average temperatures reaching 26°C (80°F) compared to May's milder average of 18°C (64°F). While both months experience a fair amount of precipitation, August typically sees about 159 mm (6.2 in) over 15 days, while May has slightly more at 166 mm (6.5 in) over 12 days. Humidity levels are also higher in August at 90%, compared to May's 81%. For those interested in the specifics of May weather, more information can be found here: Odawara weather in May.

The weather in August differs notably from that in June. August tends to be warmer, with average temperatures ranging from a minimum of 20°C (68°F) to a maximum of 31°C (88°F), compared to June's milder temperatures that range from 15°C (60°F) to 27°C (81°F). Additionally, August experiences slightly lower precipitation levels, totaling 159 mm (6.2 in) over 15 days, while June sees more rain with 224 mm (8.8 in) over 16 days. Humidity levels are quite similar, with August at 90% and June at 88%. For a closer look at June weather specifics, visit Odawara weather in June.

Comparing the weather between July and August reveals some notable differences. August generally experiences slightly warmer temperatures, with average highs reaching 31°C (88°F) compared to July’s 30°C (85°F). Additionally, the minimum temperature in August is higher at 20°C (68°F) versus 18°C (65°F) in July. However, August sees less precipitation, totaling 159 mm (6.2 in) over 15 days, while July is wetter, with 263 mm (10.3 in) spread across 19 days. Humidity levels remain high in both months, with August at 90% and July slightly higher at 93%. For a more detailed comparison, you can check out Odawara weather in July.

August typically offers warmer temperatures compared to September, with minimums around 20°C (68°F) and average highs reaching 31°C (88°F). In contrast, September sees a slight drop in temperature, with averages of 23°C (74°F) and max temperatures of 30°C (87°F). However, September experiences increased rainfall, with a total of 235 mm (9.3 in) across 19 days, compared to August's 159 mm (6.2 in) over 15 days. Humidity remains relatively high overall, but slightly decreases in September to 86%. For more detailed information, you can check Odawara weather in September.

August weather is characterized by warmer temperatures, with a minimum of 20°C (68°F) and an average of 26°C (80°F), reaching a maximum of 31°C (88°F). The month also experiences high humidity at 90% and considerable rainfall, totaling 159 mm (6.2 in) over 15 days. In contrast, October brings a notable drop in temperatures, with a minimum of 11°C (53°F) and an average of 19°C (66°F), while max temperatures reach 27°C (80°F). Despite having less humidity at 83%, October is significantly wetter, with precipitation amounting to 346 mm (13.6 in) over 19 days. For more details on the weather patterns in October, you can visit Odawara weather in October.

In August, the weather is typically warm and humid, with average temperatures ranging from a minimum of 20°C (68°F) to a maximum of 31°C (88°F). The month sees significant precipitation, averaging 159 mm (6.2 inches) over 15 days, contributing to a high humidity level of 90%. In contrast, November brings much cooler conditions, with temperatures ranging from a minimum of 4°C (40°F) to a comfortable maximum of 21°C (70°F) and an average temperature of 14°C (58°F). Precipitation decreases to 115 mm (4.5 inches) over 13 days, and humidity levels also drop to 80%. For more detailed insights, visit Odawara weather in November.

August and December present stark contrasts in weather. August boasts warm temperatures with a minimum of 20°C (68°F) and averages reaching 26°C (80°F), topping off at a high of 31°C (88°F). Combined with high humidity at 90% and substantial rainfall of 159 mm (6.2 in) over 15 days, August often feels sultry and wet. In contrast, December features much cooler conditions, with a minimum of 1°C (34°F) and an average temperature of 9°C (49°F), peaking at 20°C (68°F). Precipitation decreases to 91 mm (3.6 in) across 11 days, and while humidity drops to 78%, the air feels crisper. For more details on December weather, check out Odawara weather in December.

Compare Odawara's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Odawara

August in Odawara brings a vibrant mix of warmth and humidity, making it distinct from other months. With maximum temperatures reaching up to 31°C, the heat is tempered by high humidity levels that often hover around 90%, creating a muggy atmosphere. This month also sees a substantial amount of rainfall, averaging 159 mm over about 15 days, contributing to the lush, green landscapes typical of summer. As the peak of the summer season, August really encapsulates a lively and tropical feel, setting it apart from the cooler, drier months. For more detailed insights, feel free to explore our page on Odawara Climate.