Last updated: August 21, 2025
December in Gero, Japan presents a picturesque winter landscape, with temperatures ranging from a maximum of 16°C (61°F) to a chilly minimum of -4°C (24°F). The average temperature settles around 3°C (38°F), creating a crisp atmosphere ideal for cozy retreats. With precipitation totaling 103 mm (4.1 in) spread over 14 days, visitors can expect a mix of rain and possibly early snow, adding to the region's charm. The high humidity at 83% contributes to the serene ambiance, making Gero a perfect destination for those seeking a tranquil winter getaway.
In Gero, Japan, the month of December marks a shift towards the cooler winter months, with temperatures gradually declining from the mild autumn days of November. The minimum temperature dips to a brisk -4°C (24°F), while the average settles around a chilly 3°C (38°F). Despite the cold, the maximum temperature can reach a moderate 16°C (61°F), providing a brief respite from the frost. This month not only heralds the onset of winter but also showcases a notable transition in Gero's climate, as the town prepares for the colder days ahead, enveloped in a serene winter landscape that invites cozy escapes and warm onsens.
December in Gero, Japan, experiences a notable shift as the year winds down, with precipitation averaging around 103 mm (4.1 in) over approximately 14 days. This month reflects a consistent pattern seen throughout the colder months, mirroring February's precipitation and slightly less than the preceding November, which sees a dip to 89 mm (3.5 in). As winter approaches, the frequency of rainy days remains steady, indicating a continuation of moist conditions typical for the season. With rainfall volumes building from the previous months, December serves as a reminder of Gero's vibrant wet season, setting the stage for the cooler days ahead.
In Gero, Japan, December sees humidity levels stabilizing at 83%, mirroring the dampness of November. As the year progresses, there's a noticeable trend in humidity, peaking during the summer months of July and August at 93% and 91% respectively. This welcomes the characteristic warmth of Japan's humid summers, before a gradual descent begins in the fall. With winter looming, the humidity dips slightly but remains relatively high compared to the spring months, reflecting the region's moist climate. Overall, December stands as a reminder of Gero's consistent, lush atmospheric conditions as it transitions into the cooler winter months.
As the year winds down, December in Gero, Japan, sees a UV Index of 4, classified under the moderate exposure category. With a burn time of 30 minutes, this month marks a gentle decline in UV levels compared to the peak summer months, which often reach extreme values. Notably, from January to April, a clear upward trend in UV intensity leads to a peak in May and June, where the UV Index consistently hits 11. Following this peak, a gradual decrease occurs, with November and December presenting a welcome respite from the aggressive sun, making it essential to remain mindful of sun exposure even in winter. For more detailed information on UV trends and safety, visit Gero UV Index.
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In Gero, Japan, December ushers in a cozy transition, yielding around 218 hours of sunshine. As the year winds down, this month reflects a gradual decline from the peak of summer, where August shines bright with an impressive 296 hours. The trend reveals a clear pattern; as days grow shorter in the colder months, sunshine hours dip from the burst of lively light seen in the bright springs of April and May, which boast 280 and 294 hours respectively. Interestingly, December's figures still surpass those in the early months of January and February, hinting at a gentle resilience of daylight in the winter season. This subtle interplay of light and dark offers a unique charm to the cold, crisp air of Gero, making it a delightful time to appreciate the serene beauty of Japanese winter.
In Gero, Japan, the likelihood of sunny weather in December stands at 38%, a figure that aligns with the cooler months but showcases a notable trend as the year progresses. After peaking in October and November—with sunny chances at 52% and 49% respectively—December's percentage reflects a gradual decrease as winter settles in. Interestingly, while December does not reach the sunniness of spring and early fall, it still holds more promise than the summer months, which hover around 21% to 23%. This subtle shift hints at the charm of Gero's winter landscape, where occasional sunny days can still brighten the cold, inviting residents and visitors alike to enjoy the serene beauty of the season.
In Gero, Japan, the daylight duration follows a distinct seasonal rhythm, peaking in the warmer months and gradually receding as winter approaches. January and February share equal lengths of daylight, each offering 10 hours as the days remain relatively short. By March, daylight begins to stretch, reaching 11 hours, signaling the onset of spring. As the days grow longer through April and May, residents enjoy up to 14 hours of sunlight, perfect for outdoor activities. However, as summer bids farewell in August, daylight gently wanes to 13 hours, and a gradual decline continues into autumn. By December, the cycle completes, with daylight dipping to just 9 hours, marking the shortest days of the year. This fluctuation not only provides a beautiful visual tapestry of changing seasons but also enriches the experiences of those living in this tranquil area.
As December sweeps into Gero, Japan, the winds begin to pick up slightly, averaging 2.1 m/s (5 mph), reminiscent of the breezes seen in the earlier months of the year. This increase signals a subtle transition from the calm summer months, where winds dipped as low as 1.3 m/s (3 mph) in July. Interestingly, the wind speeds during the fall months remained steady at around 1.9 m/s (4 mph), providing a gentle backdrop to the changing scenery. As the winter season approaches, Gero experiences a familiar uptick in blustery conditions, reminiscent of January through April, where the average wind speed maintains a consistent rhythm, enhancing the charm of the area's serene winter landscape.
Weather in Gero varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Gero, focusing on differences in temperature, rainfall, humidity, and UV levels.
In December, the weather tends to be milder, with average temperatures around 3°C (38°F) and a maximum of 16°C (61°F), while January sees a more significant drop, averaging 0°C (33°F) and peaking at 12°C (54°F), with colder minimum temperatures reaching as low as -12°C (10°F). Despite both months experiencing approximately 14 days of precipitation, December has a higher total of 103 mm (4.1 in) compared to January's 89 mm (3.5 in). Humidity levels are fairly comparable, sitting at 83% in December and slightly lower at 82% in January. For more detailed information about January weather, you can visit Gero weather in January.
In December, temperatures range from a minimum of -4°C (24°F) to a maximum of 16°C (61°F), with an average of 3°C (38°F). The month experiences 103 mm (4.1 in) of precipitation over 14 days, contributing to a high humidity level of 83%. In contrast, February sees a more drastic drop in the minimum temperature, reaching as low as -15°C (5°F), although the maximum temperature remains the same at 16°C (61°F). The average temperature in February is slightly lower at 1°C (34°F), and it experiences similar precipitation levels of 103 mm (4.1 in), over 12 days, but with slightly reduced humidity at 79%. For a more detailed comparison, you can check the Gero weather in February.
December and March present quite different weather patterns, despite sharing similar minimum temperatures. In December, the average temperature sits at around 3°C (38°F), with a maximum of 16°C (61°F) and a higher humidity of 83%, leading to a chilly and damp atmosphere. In contrast, March sees a slight increase in average temperature to 6°C (43°F) and a maximum of 20°C (69°F), creating a more comfortable and spring-like feel. However, March also brings significantly more rainfall, with precipitation reaching 183 mm (7.2 in) over 14 days, compared to December's 103 mm (4.1 in). For more detailed insights, you can check out Gero weather in March.
In December, temperatures generally hover between a chilling -4°C (24°F) and a mild max of 16°C (61°F), making it a brisk month characterized by its higher humidity of 83%. The precipitation level of 103 mm (4.1 in) occurs over approximately 14 days, contributing to a damp atmosphere. In contrast, April ushers in warmer conditions with minimum temperatures around -3°C (27°F) and daily averages reaching 10°C (50°F), climbing up to a pleasant maximum of 25°C (78°F). However, April also sees a significant increase in rainfall, totaling 233 mm (9.2 in) across 13 days, though the humidity is slightly lower at 76%. For more insights on April's weather, you can visit Gero weather in April.
December and May present contrasting weather experiences. In December, temperatures range from a chilly -4°C (24°F) at night, averaging around 3°C (38°F), and peaking at a modest 16°C (61°F). The month sees about 103 mm (4.1 in) of precipitation over 14 days, and humidity levels are fairly high at 83%. In stark contrast, May boasts milder conditions with minimum temperatures of 0°C (32°F), averaging a pleasant 15°C (60°F), and maximums reaching up to 29°C (84°F). This month is also wetter, with precipitation totaling 230 mm (9.1 in) across the same number of rainy days, while maintaining an identical humidity level of 83%. For a closer look at May weather specifics, visit Gero weather in May.
December and June present contrasting weather profiles. In December, temperatures range from a chilly -4°C (24°F) at night to a mild 16°C (61°F) during the day, with an average of about 3°C (38°F). The month also sees significant humidity at 83% and a total of 103 mm (4.1 in) of precipitation over 14 days. In contrast, June offers a much warmer climate, with temperatures varying from a minimum of 7°C (45°F) to a maximum of 29°C (84°F), averaging around 19°C (66°F). Precipitation significantly increases in June, reaching 246 mm (9.7 in) over the same number of rainy days, and humidity remains high at 87%. For more details, you can check Gero weather in June.
In December, temperatures are considerably cooler, with average highs around 3°C (38°F) and lows dipping to -4°C (24°F). The month sees about 103 mm (4.1 in) of precipitation over 14 days, accompanied by high humidity levels of 83%. In stark contrast, July experiences much warmer weather, with average temperatures ranging from a minimum of 15°C (59°F) to a maximum of 36°C (96°F). This summer month is significantly wetter, receiving approximately 527 mm (20.8 in) of rainfall over 25 days, with humidity reaching a peak of 93%. For specific details on the weather in Gero during July, you can refer to Gero weather in July.
December and August present contrasting weather patterns. In December, temperatures can dip as low as -4°C (24°F) and average around 3°C (38°F), with a maximum reaching 16°C (61°F). This month is characterized by significant precipitation, totaling 103 mm (4.1 in) over about 14 days, and humidity levels remain high at 83%. In stark contrast, August boasts a much warmer climate, with temperatures ranging from a minimum of 14°C (58°F) to an average of 24°C (76°F), peaking at 35°C (94°F). Rainfall is considerably heavier, accumulating to 316 mm (12.4 in) across about 21 days, with an even higher humidity rate of 91%. For more specifics about the August weather, you can check out Gero weather in August.
December weather contrasts sharply with September, as seen in Gero. In December, temperatures range from a chilly -4°C (24°F) at night to a mild average of 3°C (38°F) during the day, peaking at 16°C (61°F). The month sees around 103 mm (4.1 in) of precipitation over 14 days, accompanied by high humidity levels at 83%. Conversely, September boasts much warmer temperatures, with lows of 8°C (46°F) and highs averaging 20°C (69°F), soaring up to a hot 33°C (91°F). Precipitation is significantly higher at 273 mm (10.8 in) over 17 days, while humidity is slightly elevated at 87%. For a detailed look at September weather specifics in Gero, visit Gero weather in September.
In December, temperatures drop significantly, with a minimum of -4°C (24°F) and an average of 3°C (38°F), while October enjoys milder conditions, featuring a minimum of 3°C (38°F) and an average of 15°C (59°F). The maximum temperature in December reaches only 16°C (61°F), contrasting sharply with October’s warmer highs of 28°C (82°F). Interestingly, both months experience similar precipitation frequency, with 14 rainy days; however, October sees a much higher total rainfall of 231 mm (9.1 in) compared to December's 103 mm (4.1 in). Humidity levels are also quite close, with December at 83% and October at 85%. For a more detailed look at the weather conditions in October, check out Gero weather in October.
In December, the weather becomes noticeably cooler compared to November, with average temperatures dropping from 8°C (47°F) in November to just 3°C (38°F) in December. While both months experience high humidity levels of 83%, December has a lower maximum temperature of 16°C (61°F) compared to November's maximum of 19°C (67°F). Moreover, December brings a slight increase in precipitation, receiving 103 mm (4.1 in) over 14 days, compared to November's 89 mm (3.5 in) over 9 days. For a more detailed look at November weather conditions in Gero, you can visit Gero weather in November.
As December sets in, Gero experiences a notable shift in weather, characterized by cooler temperatures and increased precipitation compared to the preceding months. With an average temperature of just 3°C (38°F) and frequent episodes of rain, this month feels significantly chillier, emphasizing the transition into winter. The humidity levels soar to 83%, creating a crisp atmosphere that permeates the air. The 14 days of rainfall accumulate to 103 mm (4.1 in), making December one of the wetter months of the year. Such conditions not only highlight the unique charm of Gero's winter landscape but also invite visitors to embrace the cozy spirit of the season. For more detailed insights, check out Gero Climate.