Last updated: August 21, 2025
In December, Hashima, Japan experiences a cool and crisp climate, with average temperatures hovering around 7°C (45°F). The month sees a maximum temperature reaching 20°C (68°F) and a chilly minimum of -5°C (24°F), creating a striking range that reflects the changing season. With precipitation accumulating to 68 mm (2.7 in) over an average of 7 rainy days, the air remains notably humid, with levels around 83%. This blend of temperatures and moisture creates a unique winter atmosphere, making Hashima an intriguing destination during the month of December.
In December, Hashima experiences a notable transition as temperatures begin to dip, giving way to winter's chilly embrace. With minimums often reaching -5°C (24°F), the month wraps itself in a crisp coolness, contrasting with the mildness of autumn. The average temperature settles around 7°C (45°F), a gentle reminder that colder days are now settling in. However, despite the chill, daytime highs can reach a comfortable 20°C (68°F), making December a month of contrasts—where brisk mornings turn into pleasantly mild afternoons. As the year draws to a close, Hashima embraces the seasonal shift, blending the remnants of warmth with the onset of winter’s chill.
As December arrives in Hashima, Japan, the city experiences a modest increase in precipitation, recording 68 mm (2.7 in) over approximately 7 days. This marks a slight rise from November's 61 mm, suggesting that the winter season is beginning to bring a bit more moisture. Compared to the dramatic summer downpours, particularly in July with 384 mm, December’s rainfall feels relatively gentle yet consistent. This gradual transition from the heavy summer rains to the drier months not only reflects the region’s shifting climate patterns but also hints at the inviting tranquility of winter in Hashima, where precipitation becomes less frequent yet slightly more pronounced as the year closes.
In Hashima, Japan, December sees an average humidity of 83%, maintaining a consistent moisture level as the year draws to a close. This figure aligns closely with November's humidity, showcasing a slight decrease from the peak levels of 93% in July and 91% in August. As the seasons transition from the hottest months of summer to the cooler winter, humidity levels gradually fluctuate; however, December retains a distinctly humid atmosphere that echoes the spring and early fall months. The overall pattern highlights a tendency for higher humidity in the summer, gradually tapering off as winter approaches, yet never straying too far from the 80% mark, which emphasizes Hashima's characteristically moist climate throughout the year.
As December settles over Hashima, Japan, the UV Index dips to 3, placing it in the moderate exposure category with a burn time of around 30 minutes. This marks a noticeable shift from the peak intensity experienced in the summer months where the index consistently hovered at 11, characterized as extreme and demanding protection within just 10 minutes. The steady decline in UV radiation beginning in November illustrates the transition into winter, providing a welcome respite from the intense sun of previous months. For those looking to enjoy the outdoors, December's transitional index is a reminder to maintain awareness and protect your skin as exposure guidelines evolve. For more information, visit Hashima UV Index.
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December brings a gentle conclusion to the year in Hashima, Japan, with 223 hours of sunshine, setting a tone of reflective tranquility. As the days grow shorter and winter approaches, this marks a slight dip from the vibrant 290 hours of sunshine seen in May and 300 hours in August, the peak months of brightness. The city experiences a gradual decline in sunlight from the bustling summer months, yet December still offers a cheerful glimmer compared to the year’s early months, where January starts with a modest 185 hours. This trend of decreasing sunlight is characteristic of Hashima, painting a picture of a cozy, sunlit haven in the heart of winter, allowing residents to appreciate the softer, subtler beauty of the season.
In Hashima, Japan, December brings a promising 53% chance of sunny weather, slightly above the average for the month. As the year winds down, this likelihood of sun reflects a gradual increase compared to the colder months preceding it, with November at 59% and October peaking at 56%. While the summer months show a dip in sunshine—falling as low as 23% in June—the trend suggests that December offers a refreshing chance to bask in the crisp winter sun, making it a delightful time for outdoor activities amidst the serene beauty of the season. Overall, residents and visitors can appreciate December as a period of relatively bright weather as they transition into winter.
In Hashima, Japan, the daylight duration showcases an intriguing seasonal rhythm. As winter sets in December, the days shorten to just 9 hours of daylight, marking the year's lowest point. This decline follows a gradual decrease from 14 hours in June and July, where the summer sun bathes the area in light. Highlighting a transitional phase, March nudges daylight up to 11 hours, signaling the impending arrival of spring, which swiftly blossoms in April with 13 hours. The months previous to December, from May to September, enjoy longer days, peaking in the height of summer, while autumn sees a steady tapering off. The cyclical dance of daylight in Hashima invites residents and visitors alike to adapt and appreciate each fleeting moment, embracing the distinct beauty each season brings.
In Hashima, Japan, December brings a gentle breeze with an average wind speed of 2.5 m/s (6 mph), slightly up from the calmer summer months but still moderate for winter. This month is part of a subtle crescendo throughout the seasons, where wind speeds gradually increase from the languid lows of July and September, which see only 1.6 m/s (4 mph) and 1.7 m/s (4 mph) respectively. Notably, the spring months introduce a refreshing uptick, peaking at 3.0 m/s (7 mph) during both March and April. As the year winds down, December’s conditions reflect a slight rebound from the autumn's steady 2.2 m/s (5 mph), hinting at the seasonal shifts ahead, which keep Hashima's coastal air invigorating and alive.
Weather in Hashima varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Hashima, focusing on differences in temperature, rainfall, humidity, and UV levels.
December and January have relatively similar weather patterns, with both months experiencing a minimum temperature around -5°C (24°F). However, January is generally a bit colder, with an average temperature of 5°C (41°F) compared to December's warmer average of 7°C (45°F). Both months see similar maximum temperatures, with January slightly cooler at 18°C (64°F) versus December's 20°C (68°F). Precipitation is more abundant in December, totaling 68 mm (2.7 in) over 7 days, while January has a lower total of 52 mm (2.0 in) with the same number of rainy days. Humidity remains fairly consistent, at 83% in December and 82% in January. For more detailed information, you can check Hashima weather in January.
In December, temperatures typically range from a minimum of -5°C (24°F) to a maximum of 20°C (68°F), with an average temperature of around 7°C (45°F). The month experiences around 68 mm (2.7 in) of precipitation over approximately 7 days, coupled with relatively high humidity levels at 83%. In contrast, February sees a slight dip in average temperature, sitting at 6°C (42°F), while the maximum can reach 22°C (71°F), maintaining the same minimum of -5°C (24°F). With 59 mm (2.3 in) of precipitation over about 6 days, February is a bit drier than December, and humidity decreases to 79%. For more details on February's climatic conditions, check out Hashima weather in February.
In December, temperatures range from a low of -5°C (24°F) to a comfortable high of 20°C (68°F), with an average temperature around 7°C (45°F). The month experiences about 68 mm (2.7 in) of precipitation over an average of 7 days, and humidity stays relatively high at 83%. In contrast, March sees milder temperatures, with lows around -1°C (30°F) and highs reaching up to 25°C (77°F), averaging 10°C (50°F). However, March has significantly higher precipitation, totaling 151 mm (6.0 in) over 11 days, while humidity decreases to 74%. For a more detailed look at weather conditions in March, visit Hashima weather in March.
In December, the weather is marked by colder temperatures, with a minimum of -5°C (24°F) and an average of 7°C (45°F), while the maximum reaches 20°C (68°F). Precipitation is moderate at 68 mm (2.7 in) over about 7 days, and humidity remains high at 83%. In contrast, April brings milder conditions with a minimum of -1°C (31°F) and an average of 14°C (58°F), peaking at 29°C (84°F). However, April is also wetter, experiencing 163 mm (6.4 in) of rainfall across 10 days and lower humidity at 76%. For more detailed weather insights, check out Hashima weather in April.
December and May present contrasting weather conditions. In December, temperatures range from a low of -5°C (24°F) to a high of 20°C (68°F), with an average of 7°C (45°F). This month experiences around 68 mm (2.7 in) of precipitation over approximately 7 days, maintaining a constant humidity level of 83%. Conversely, May boasts much warmer temperatures, with a minimum of 5°C (42°F), an average of 19°C (67°F), and a maximum of 32°C (90°F). Precipitation rises significantly to 196 mm (7.7 in) spread over 11 days, while humidity remains steady at 83%. For more specifics about the weather in May, visit Hashima weather in May.
December and June present contrasting weather patterns. In December, temperatures range from a chilly -5°C (24°F) to a mild 20°C (68°F), with an average of 7°C (45°F). The month experiences around 68 mm (2.7 in) of precipitation over about 7 days, accompanied by relatively high humidity at 83%. In stark contrast, June boasts much warmer temperatures, with a minimum of 12°C (54°F), an average of 23°C (74°F), and a maximum reaching 33°C (91°F). Precipitation also significantly increases in June, with a total of 196 mm (7.7 in) spread over approximately 14 days, alongside slightly higher humidity levels at 87%. For those interested in the specifics of June weather, you can check out Hashima weather in June.
December and July present stark contrasts in weather. December experiences cooler temperatures, with lows reaching -5°C (24°F) and an average of 7°C (45°F), while highs can go up to 20°C (68°F). The month sees about 68 mm (2.7 in) of precipitation over 7 days and maintains a humidity level of 83%. In sharp contrast, July boasts much warmer conditions, with temperatures ranging from a minimum of 20°C (67°F) to an average of 27°C (81°F) and maximums soaring to 38°C (101°F). This summer month is significantly wetter, receiving 384 mm (15.1 in) of rainfall across 23 days, alongside a humidity level of 93%. For more details on July's weather, check out Hashima weather in July.
In December, temperatures are much cooler, with a minimum of -5°C (24°F) and an average of 7°C (45°F), making it a chilly month compared to August, where temperatures start at a warm 19°C (67°F) and can reach up to a scorching 38°C (100°F) with an average of 29°C (84°F). Precipitation also varies significantly; December experiences 68 mm (2.7 in) of rain over 7 days, while August has a much higher total of 253 mm (10.0 in) spread across 16 days, contributing to a humid atmosphere of 91%. This contrast highlights the stark differences in climate between the two months, with August being wetter and far warmer. For more details on the weather specifics in August, you can refer to Hashima weather in August.
In December, temperatures range from a chilly minimum of -5°C (24°F) to a mild average of 7°C (45°F), peaking at 20°C (68°F). The month experiences about 68 mm (2.7 in) of precipitation over 7 days, alongside a humidity level of 83%. In contrast, September boasts significantly warmer conditions, with minimum temperatures starting at 12°C (54°F) and averages reaching 25°C (76°F), while highs can soar up to 37°C (98°F). This month is also much wetter, accumulating 225 mm (8.9 in) of rainfall spread over 16 days and a slightly higher humidity of 87%. For more detailed information, you can visit Hashima weather in September.
In comparing the weather of December and October, it is evident that these months present quite distinct climates. December experiences significantly colder temperatures with a minimum of -5°C (24°F) and an average of 7°C (45°F), while October boasts milder conditions with a minimum of 7°C (44°F) and an average of 19°C (66°F). Precipitation levels are also notably different; December sees 68 mm (2.7 in) over 7 days, whereas October is much wetter, receiving 246 mm (9.7 in) across 14 days. Additionally, humidity levels are slightly higher in October at 85% compared to 83% in December. For those interested in more detailed weather patterns, you can visit Hashima weather in October.
In December, temperatures take a noticeable dip compared to November, with minimums plummeting to -5°C (24°F) and an average of 7°C (45°F), whereas November enjoys a milder range with minimums around 1°C (33°F) and an average of 13°C (55°F). The maximum temperatures in December reach up to 20°C (68°F), contrasting sharply with November's warmer highs of 24°C (76°F). Precipitation also sees an increase, with December receiving 68 mm (2.7 in) over 7 days, compared to November's 61 mm (2.4 in) over 5 days; both months maintain a constant humidity level of 83%. For a more detailed perspective on monthly weather conditions, you can check Hashima weather in November.
As December unfolds in Hashima, the weather takes on a distinctively chillier character compared to the milder months preceding it. With temperatures dipping to a maximum of 20°C and an average of 7°C, the crisp air replaces the gentler warmth of autumn. Moreover, December experiences approximately 68 mm of precipitation over about 7 days, contributing to the higher humidity of 83% that often accompanies the winter season. This blend of cool temperatures and increased moisture creates a vibrant, sometimes stark, winter landscape. For further insights on Hashima's unique climate patterns, explore Hashima Climate.