August Weather in Furano, Japan

Last updated: August 21, 2025

Experience the enchanting summer of Furano, Japan, where August brings a delightful range of temperatures, from a comfortable average of 19°C (66°F) to a warm maximum of 30°C (86°F). As the days warm up, the evenings cool down, dipping to a refreshing minimum of 8°C (46°F). However, prepare for the frequent rain—with 176 mm (6.9 in) of precipitation over 18 days, the lush landscapes thrive amid the high humidity of 95%. Embrace the unique charm of Furano in August, where stunning natural beauty meets a vibrant, albeit moist, summer climate.

August Temperature in Furano

In August, Furano, Japan, experiences a delightful summer, with temperatures ranging from a comfortable 8°C (46°F) at night to a warm 30°C (86°F) during the day. The average temperature hovers around 19°C (66°F), making it an ideal time for outdoor activities and enjoying the stunning natural landscapes. This month marks a significant shift from the frigid winter temperatures, which can plummet to a chilling -25°C (-13°F) in January, illustrating Furano's remarkable seasonal contrast. As summer peaks, residents and visitors alike relish the warmth and vibrant local flora, creating a perfect backdrop for adventures in this picturesque region.

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

The chart illustrates August temperature patterns in Furano, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Furano, 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).
JanFebMarAprMayJunJulAugSepOctNovDec151828395157666559473420
Data source: Temperature data for Furano 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 Furano

In August, Furano, Japan, experiences a noticeable peak in precipitation, with 176 mm (6.9 in) falling over 18 days. This significant amount marks a stark contrast to the relatively moderate rain of the earlier summer months, such as July, which recorded 107 mm (4.2 in) over just 13 days. The increase showcases the region's damp late summer climate, as August transitions into early autumn, leading to heavier rain and creating lush landscapes. This trend continues into September, where precipitation remains high at 119 mm (4.7 in), suggesting that Furano’s weather in August not only ushers in a more humid atmosphere but also sets the stage for the wetter months ahead.

August Precipitation Trends in Furano

The chart displays monthly precipitation patterns in Furano, 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 Furano, August typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec61819889106111107176119152137106
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Furano

In August, Furano, Japan, experiences its peak humidity, rising to a notable 95%—the highest level observed throughout the year. This surge follows a gradual increase from January's 84% as the summer months approach, highlighting a consistent trend of climbing humidity that begins around May. While June and July already showcase elevated readings of 87% and 93% respectively, August's moisture-laden atmosphere captures the essence of summer in this picturesque locale. Following this peak, humidity begins to taper off into the fall months, dropping to 88% in September and continuing its descent towards the winter season. Such trends reflect Furano's unique climate, where warmth and moisture intertwine, creating a lush and vibrant landscape during the height of summer.

August Average Humidity in Furano

This chart illustrates the average monthly humidity levels in Furano, 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 Furano is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%83%81%81%86%87%93%95%88%83%79%80%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Furano

In August, Furano, Japan, experiences a consistently high UV Index of 10, categorizing the exposure as very high and resulting in a burn time of just 15 minutes. This trend of elevated UV levels has persisted since May, with the index peaking at 10 in both July and August. As summer progresses, the UV radiation remains intense, urging residents and visitors to take precautions such as wearing sunscreen and protective clothing. This spike in UV levels is a clear reminder of the importance of sun safety during the peak summer months. For more detailed insights, you can visit Furano UV Index.

Maximum UV Index Levels in Furano for August

The chart shows the monthly maximum UV Index (UVI) for Furano 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 Furano typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec236791010108632
Data source: Furano 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 Furano

Furano, Japan, basks in the warmth of summer with August bringing 272 hours of glorious sunshine. This month marks a decline from the peak summer brightness of July, which recorded 293 hours, yet still remains a vibrant oasis compared to the preceding months. As both spring and early summer wrap up, Furano transitions from the sun-drenched days of May with 300 hours of light, showcasing a clear trend of increasing daylight hours leading into summer. This gradual decrease in sunlight towards fall reflects the region's shifting seasons, offering a picturesque backdrop for late summer adventures before the onset of autumn's cooler embrace.

Monthly Sunshine Duration in Furano: August Highlighted

The August sunshine duration represents the total number of hours Furano 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.
JanFebMarAprMayJunJulAugSepOctNovDec158h203h251h281h300h289h293h272h256h228h188h188h
Data source: Furano August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Furano During August

In Furano, Japan, August presents a relatively moderate 24% chance of sunny weather, marking a dip from the peak summer months of June and July, which boast 38% and 26% respectively. This monthly trend suggests that while the sun does shine through occasionally, the warm summer atmosphere also brings an increased likelihood of cloud cover as the season transitions toward autumn. Notably, August aligns closely with the sunniest months of April and September on the calendar, both hovering around the low 30s in sun probability. Visitors looking to enjoy the picturesque landscapes of Furano should be prepared for a mix of clear skies and cloudy days, balancing their outdoor plans with a touch of flexibility.

Percentage of Sunny Days in August in Furano

The chart illustrates the percentage of sunny days in Furano 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 Furano experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec27%22%32%35%19%38%27%24%33%30%29%29%
Data source: Furano August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Furano in August

In Furano, Japan, the daylight duration exhibits a rhythmic ebb and flow throughout the year. After a gradual increase from 9 hours in January to a peak of 15 hours in both June and July, August marks a gentle decline to 13 hours of daylight. This slight decrease heralds the transition from the long summer days towards the shorter autumn months, as daylight dwindles to 12 hours in September. The pattern illustrates a clear seasonal shift, where each month captures a unique essence of light, illuminating Furano's stunning landscapes throughout the year. As the days shorten, the beauty of the radiant colors of winter gradually beckons.

Average Daylight Hours in Furano for August

The chart illustrates the variation in daylight duration in Furano 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 29m11h 56m13h 25m14h 41m15h 19m15h13h 53m12h 28m10h 59m9h 41m9h
Data source: Furano daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Furano

August in Furano, Japan, sees a gentle caress of the wind, with an average speed of 2.0 m/s (4 mph). This month is part of a notable trend where the wind tends to calm down, particularly after the summer's peak in July, which records the lowest speed at 1.7 m/s (4 mph). Following the breezy spring, which enjoys average speeds around 3.2 m/s (7 mph) in April, there's a visible decrease as the region transitions into the warmer months. After August, the winds remain mild through September at 1.9 m/s (4 mph), suggesting a tranquil atmosphere that complements the stunning landscapes of Furano. As autumn approaches, the wind starts to pick up slightly again, hinting at the dynamic weather patterns that define this picturesque region throughout the year.

Average August Wind Speed in Furano

The chart displays monthly wind speed patterns in Furano, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.73.12.93.22.62.11.72.0 m/s1.92.32.72.7
Data source: Furano August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Furano Compares to Other Months

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

August and January present strikingly different weather conditions. In August, temperatures range from a minimum of 8°C (46°F) to a maximum of 30°C (86°F), with an average of 19°C (66°F). This summer month experiences high humidity at 95% and substantial rainfall, totaling 176 mm (6.9 in) over 18 days. In contrast, January brings a frigid chill, with temperatures plummeting to a minimum of -25°C (-13°F) and peaking at a mere 3°C (37°F), averaging -9°C (16°F). Precipitation is much lighter, at 61 mm (2.4 in) over 16 days, accompanied by a slightly lower humidity level of 84%. For more detailed insights into the January weather, you can check Furano weather in January.

August and February present stark contrasts in weather conditions. In August, temperatures typically range from a low of 8°C (46°F) to a warm average of 19°C (66°F), peaking at a maximum of 30°C (86°F). The month is characterized by high humidity levels of 95% and significant precipitation, receiving about 176 mm (6.9 in) over 18 rainy days. Conversely, February is marked by much colder temperatures, with a minimum of -22°C (-7°F) and an average of -8°C (18°F). The maximum temperature reaches only 6°C (44°F), and the month has lower precipitation at 81 mm (3.2 in) over 19 days, accompanied by humidity levels of 83%. For more detailed information on February weather in Furano, check out Furano weather in February.

August and March present a striking contrast in weather patterns. August boasts a warm climate with average temperatures reaching 19°C (66°F) and maximums soaring to 30°C (86°F), alongside high humidity levels of 95%. In contrast, March brings a chill with temperatures averaging -2°C (29°F) and maximums only reaching 12°C (54°F), along with lower humidity at 81%. While August experiences significant rainfall with 176 mm (6.9 in) across 18 days, March sees a milder 98 mm (3.9 in) over 15 days. For a closer look at the weather in March, you can check out Furano weather in March.

In comparing the weather of August and April, there is a stark contrast between the two months. August experiences significantly warmer temperatures, with a minimum of 8°C (46°F) and an average of 19°C (66°F), peaking at 30°C (86°F). In contrast, April is much cooler, with a minimum of -11°C (12°F) and an average temperature of only 4°C (39°F), reaching a maximum of 19°C (67°F). Precipitation is also more frequent in August, totaling 176 mm (6.9 in) over 18 days, compared to April, which sees 89 mm (3.5 in) over 15 days. Additionally, humidity levels are notably higher in August at 95%, while April's humidity is more moderate at 81%. For a detailed look at Furano's weather conditions in April, you can visit Furano weather in April.

In comparing the weather of August and May, it is clear that August is significantly warmer, with average temperatures reaching 19°C (66°F) compared to May's cooler average of 11°C (52°F). While both months can experience highs around 30°C (86°F) to 30°C (87°F), August sees more days with higher temperatures. Additionally, August is much wetter, with 176 mm (6.9 in) of precipitation over 18 days, whereas May has only 106 mm (4.2 in) of precipitation over 14 days. The humidity levels are also higher in August at 95%, compared to 86% in May. For more detailed insights on May weather, visit Furano weather in May.

When comparing the weather between June and August, notable differences emerge. August typically sees warmer temperatures, with a minimum of 8°C (46°F) and an average of 19°C (66°F), peaking at 30°C (86°F). In contrast, June has a cooler temperature range, with a minimum of 3°C (37°F) and an average of 14°C (58°F), reaching a maximum of 26°C (79°F). Additionally, August experiences higher precipitation levels, totaling 176 mm (6.9 in) over 18 days, compared to June's 111 mm (4.4 in) over 13 days. The humidity also climbs in August, averaging 95%, compared to June’s 87%. For a more detailed look at June weather, visit Furano weather in June.

In comparing the weather of August and July, we see some notable differences. August experiences slightly warmer temperatures with an average of 19°C (66°F) and a maximum of 30°C (86°F), while July has a similar average of 19°C (67°F) but a maximum of 29°C (85°F). Precipitation is significantly higher in August, with 176 mm (6.9 in) falling over 18 days, compared to July's 107 mm (4.2 in) over 13 days. Humidity also rises slightly in August, averaging at 95% compared to July's 93%. For more detailed information on July weather, you can check Furano weather in July.

August and September present a noticeable shift in weather patterns. In August, temperatures range from a mild minimum of 8°C (46°F) to a warm maximum of 30°C (86°F), with an average of 19°C (66°F). This month also experiences high humidity at 95% and substantial precipitation, totaling 176 mm (6.9 in) over 18 days. In contrast, September sees cooler temperatures, with a minimum of 0°C (32°F) and an average of 15°C (59°F), peaking at 28°C (83°F). Precipitation decreases to 119 mm (4.7 in) over 14 days, and humidity drops to 88%. This transition signifies the approach of autumn, marked by cooler temperatures and slightly reduced rainfall. For a closer look at September weather in Furano, visit this link: Furano weather in September.

In August, temperatures in Furano range from a refreshing 8°C (46°F) at night to a warm 30°C (86°F) during the day, with an average of 19°C (66°F). This month experiences significant rainfall, totaling 176 mm (6.9 in) over 18 days and high humidity levels around 95%. In contrast, October offers a cooler climate, with temperatures dipping significantly, featuring a minimum of -4°C (26°F) and an average of 8°C (47°F), while the maximum reaches a comfortable 22°C (72°F). Precipitation decreases slightly to 152 mm (6.0 in) across 17 days, and humidity levels lower to 83%. For more detailed information on October weather in Furano, check out Furano weather in October.

In August, the weather is characterized by warm temperatures that range from a minimum of 8°C (46°F) to a maximum of 30°C (86°F), with an average of 19°C (66°F). This month also sees significant precipitation, with 176 mm (6.9 in) falling over 18 days, and the humidity remains high at 95%. In contrast, November brings a dramatic shift as temperatures drop significantly, with a minimum of -17°C (2°F), an average of 1°C (34°F), and a maximum of 14°C (58°F). Although precipitation is slightly lower at 137 mm (5.4 in), it occurs over more days, totaling 23, and the humidity drops to 79%. For more specific details about weather conditions during this month, check out Furano weather in November.

August and December present a stark contrast in weather conditions. In August, temperatures range from a mild 8°C (46°F) at night to a warm 30°C (86°F) during the day, accompanied by high humidity levels at 95% and significant rainfall of 176 mm over 18 days. In contrast, December experiences much colder temperatures, with lows plunging to -22°C (-8°F) and daily averages around -7°C (21°F). While precipitation is less frequent, totaling 106 mm over 24 days, the humidity is relatively lower at 80%. For more detailed information, check out the link on Furano weather in December.

Compare Furano's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Furano

August in Furano presents a unique climatic experience, characterized by a blend of warmth and humidity. As the summer reaches its peak, temperatures rise significantly, creating a stark contrast to the cooler months. However, this warmth is coupled with increased precipitation, resulting in a lush landscape but also requiring visitors to be mindful of the more humid conditions. The air is filled with an invigorating freshness, making it an ideal time for outdoor activities, despite the frequent rain. To delve deeper into the year-round climate of this beautiful region, explore the details at Furano Climate.