Last updated: August 21, 2025
December in Ishikawa, Japan, presents a mild and humid climate, with average temperatures ranging from a pleasant 14°C (57°F) at night to a maximum of 25°C (78°F) during the day. Despite the comfortable temperatures, residents and visitors should be prepared for rain, as the region sees about 162 mm (6.4 in) of precipitation spread over 15 days. High humidity levels, averaging 75%, accentuate the winter chill, making it a cozy time to enjoy local culture and seasonal festivities in this scenic area.
As December arrives in Ishikawa, Japan, the temperatures begin to reflect the cooler shift of winter, with minimums dropping to 14°C (57°F) and averages settling at a comfortable 20°C (68°F). This month marks a transition from the warm autumn months, with daytime highs reaching a pleasant 25°C (78°F), making it one of the last opportunities to enjoy mild weather before the harsher winter sets in. Compared to the milder averages seen from October to November, December feels distinctly cooler, yet still retains a bit of warmth that invites outdoor exploration and holiday festivities. The gradual cooling trend evident in December sets the stage for the winter chill that follows in January and February, showcasing Ishikawa's delightful climatic diversity throughout the year.
In December, Ishikawa, Japan, experiences a notable shift in its precipitation patterns, with an average of 162 mm (6.4 in) falling across approximately 15 days—a slight increase compared to the preceding months. This uptick is part of a broader trend, as winter months generally yield higher rainfall, peaking in June with a substantial 328 mm (12.9 in). December’s precipitation serves as a reminder of the region’s seasonal transitions, where the colder temperatures and longer nights contribute to an increased likelihood of rain. As the year closes, the consistent moisture can create a lush landscape, setting the stage for the renewal that spring will bring. Such trends underscore Ishikawa’s dynamic climate, characterized by a balance of dry and wet periods throughout the year.
In December, Ishikawa, Japan, experiences a noticeable shift in humidity, dropping to 75%. This decrease marks a transition from the noticeably high levels seen during the summer months; where humidity peaks at 86% in both June and July. As the year progresses toward winter, humidity levels gradually decline, culminating in December's more comfortable yet persistently moist atmosphere. The trend reflects the region's cooler temperatures and milder conditions, offering a refreshing contrast to the preceding, more humid season. While the humidity in December is lower than that of late spring and summer, it still highlights Ishikawa's relatively humid climate throughout the year.
In December, Ishikawa, Japan experiences a notable dip in the UV Index, dropping to 6, which places it in the high exposure category. This reduction provides a welcome contrast to the intense UV levels prevalent in the summer months, where the Index reached as high as 13. With a burn time of 25 minutes in December, residents and visitors can enjoy outdoor activities with a bit more leeway compared to the precarious 10-minute burn time seen in the peak months. As daylight wanes and temperatures cool, December serves as a reminder to adjust sun protection strategies while still acknowledging the risks associated with UV exposure. For more detailed insights, visit Ishikawa UV Index.
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December in Ishikawa, Japan, unveils a gentle transition into winter as the city experiences 192 hours of sunlight. While this is a noticeable dip from the vibrant spring months, which bask in an impressive 269 hours of April sunshine and peak at 319 hours in the height of summer, December’s light still offers a warm embrace during the colder days. The trend of diminishing daylight persists from the summer peaks, with hours gradually decreasing from December's 192 to 154 in January, as the winter solstice casts its shadow. Nevertheless, the soft glow of December serves as a reminder of the vibrant sunshine that will soon return, transitioning towards spring’s gentle renewal.
In Ishikawa, Japan, the weather in December typically features a 33% chance of sunny days, positioning it near the lower middle of the yearly spectrum. As the year progresses, there is a notable shift in the likelihood of sunshine, with the cold winter months often yielding less favorable conditions. For instance, after enjoying a relatively bright September and October, the probability of sun dips as November approaches, settling at 43% before declining further by December. This trend suggests that while December can bring occasional clear skies, residents and visitors should still be prepared for overcast days as the region transitions fully into winter.
In Ishikawa, Japan, the rhythm of daylight duration ebbs and flows throughout the year, creating a captivating seasonal tapestry. Beginning with 10 hours of daylight in January, the days gradually lengthen, peaking at 13 hours in May and maintaining this bountiful brightness through summer. As autumn sets in, a gentle decline begins, with daylight tapering to 12 hours in September and 11 hours in October. This gradual fade continues into winter, where December mirrors January with just 10 hours of light. This cyclical pattern of increasing and decreasing daylight not only marks the passage of time but also beautifully reflects the changing seasons, inviting residents and visitors alike to embrace the unique charm of each month in Ishikawa.
As December settles in Ishikawa, Japan, the wind begins to dance with a steady average speed of 7.7 m/s (17 mph). This marks a slight dip from the preceding months, where November recorded an invigorating 8.0 m/s (18 mph). The gusts of December, however, still capture the essence of late autumn, being stronger than the lull of early autumn months like September, which saw a gentle 5.5 m/s (12 mph). Overall, a trend of fluctuating winds emerges as the year winds down, with January and October holding the title for the most robust breezes, at 8.2 m/s (18 mph), showcasing the unique weather patterns that characterize Ishikawa throughout the seasons.
Weather in Ishikawa varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Ishikawa, focusing on differences in temperature, rainfall, humidity, and UV levels.
In December, the weather tends to be warmer with average temperatures ranging from a minimum of 14°C (57°F) to a maximum of 25°C (78°F) and a higher average of 20°C (68°F). This month also sees significant precipitation, totaling 162 mm (6.4 in) over approximately 15 days, contributing to a humidity level of around 75%. In contrast, January experiences slightly cooler conditions, with temperatures dropping to a minimum of 12°C (53°F) and an average of 18°C (65°F), peaking at 24°C (75°F). Precipitation decreases to 99 mm (3.9 in) across about 11 days, resulting in a lower humidity at 71%. For a more detailed overview, you can check out Ishikawa weather in January.
In December, temperatures range from a minimum of 14°C (57°F) to a maximum of 25°C (78°F), with an average of 20°C (68°F). This month also experiences significant rainfall, totaling 162 mm (6.4 in) over 15 rainy days, while the humidity hovers around 75%. In contrast, February offers slightly cooler conditions, with temperatures dipping to a minimum of 12°C (53°F) and peaking at 24°C (75°F), averaging 18°C (65°F). Precipitation decreases to 98 mm (3.9 in) spread over 13 days, alongside a slightly lower humidity level of 71%. For a detailed overview of February's weather, you can check Ishikawa weather in February.
In comparing the weather between December and March, we find that both months have a similar temperature range, with December's minimum at 14°C (57°F) and maximum reaching 25°C (78°F), while March features a slightly cooler maximum of 24°C (76°F). The average temperature remains consistent at 20°C (68°F) for both months. However, December experiences significantly higher precipitation, totaling 162 mm (6.4 in) over 15 days, compared to March's 109 mm (4.3 in) across 12 days. Humidity is also slightly higher in March at 76%, compared to December's 75%. For a more detailed look at March weather, you can explore Ishikawa weather in March.
In December, temperatures range from a minimum of 14°C (57°F) to a maximum of 25°C (78°F), with an average of 20°C (68°F). The month sees significant rainfall, with 162 mm (6.4 in) spread over 15 days, contributing to a humidity level of 75%. In contrast, April experiences slightly warmer conditions, with temperatures ranging from 15°C (60°F) to 26°C (79°F), averaging 21°C (70°F). Precipitation is also present, totaling 146 mm (5.7 in) over 12 days, but the humidity rises to 82%. For more detailed information about the weather in April, you can check Ishikawa weather in April.
December and May exhibit distinct weather characteristics, reflecting the transition from the end of the year to the onset of summer. In December, temperatures range from a minimum of 14°C (57°F) to a maximum of 25°C (78°F), with an average of 20°C (68°F). The month experiences significant rainfall, totaling 162 mm (6.4 in) over approximately 15 days, accompanied by a humidity level of 75%. In contrast, May enjoys warmer temperatures ranging from a minimum of 19°C (66°F) to a maximum of 28°C (82°F), with an average of 24°C (75°F). This month sees even higher precipitation, accumulating 213 mm (8.4 in) over about 12 days and exhibiting a higher humidity level of 84%. For a closer look at May's conditions, you can refer to Ishikawa weather in May.
In comparing the weather of December and June, it's clear that June tends to be warmer and more humid. December sees temperatures ranging from a minimum of 14°C (57°F) to a maximum of 25°C (78°F), while June offers a milder range with temperatures between 21°C (69°F) and 29°C (84°F). Additionally, June experiences significantly more rainfall, with 328 mm (12.9 in) over approximately 20 days compared to December's 162 mm (6.4 in) over just 15 days. The humidity also peaks in June at 86%, surpassing December's 75%. For a detailed look at June's weather in Ishikawa, you can visit Ishikawa weather in June.
December and July present contrasting weather patterns. In December, temperatures range from a mild 14°C (57°F) at night to a pleasant 25°C (78°F) during the day, with an average of 20°C (68°F). The month sees a significant amount of rain, accumulating to 162 mm (6.4 in) over approximately 15 days, coupled with a humidity level of 75%. In contrast, July is notably warmer, with minimum temperatures of 26°C (78°F) and maximums reaching up to 30°C (87°F), averaging 28°C (83°F). Although July experiences a slightly higher total precipitation of 180 mm (7.1 in) over 12 days, the humidity is also higher at 86%. These factors create a distinctly sultry atmosphere in July compared to the cooler, damp conditions of December. For more detailed insights, you can check out Ishikawa weather in July.
In December, the weather tends to be milder, with average temperatures ranging from a minimum of 14°C (57°F) to a maximum of 25°C (78°F). This month experiences about 162 mm (6.4 in) of precipitation over 15 days, accompanied by a humidity level of 75%. In contrast, August is notably warmer, featuring minimum temperatures of 26°C (78°F) and maximums reaching up to 30°C (87°F), resulting in an average of 28°C (83°F). Precipitation in August is higher at 187 mm (7.4 in) over 16 days, and humidity also rises, hitting 82%. For more detailed insights, check out Ishikawa weather in August.
When comparing the weather in December and September, notable differences emerge in both temperature and precipitation patterns. December experiences milder temperatures, with a minimum of 14°C (57°F) and an average of 20°C (68°F), while September is significantly warmer, with a minimum of 24°C (75°F) and an average of 28°C (82°F). In terms of precipitation, September sees a higher amount at 237 mm (9.3 in) across 18 days compared to December's 162 mm (6.4 in) over 15 days. Humidity levels are also slightly higher in September at 82%, compared to 75% in December. For a more detailed look at September weather in Ishikawa, you can explore Ishikawa weather in September.
In comparing the weather between December and October, December generally features cooler temperatures, with a minimum of 14°C (57°F) and an average of 20°C (68°F), while October experiences warmer conditions, ranging from a minimum of 21°C (70°F) to an average of 26°C (78°F). Although December has slightly higher precipitation at 162 mm (6.4 in) over 15 days compared to October's 149 mm (5.8 in) over 12 days, October's humidity is marginally higher at 80% versus December's 75%. For a detailed look at the weather conditions in October, you can refer to Ishikawa weather in October.
In comparing the weather of December and November, December tends to be slightly cooler with an average temperature of 20°C (68°F), while November has a warmer average of 23°C (74°F). December experiences more precipitation, accumulating 162 mm (6.4 in) over 15 rainy days, compared to November's 106 mm (4.2 in) over 11 days. Additionally, humidity remains high in both months, with December at 75% and November at 79%. For more detailed insights, check out Ishikawa weather in November.
As December rolls in, Ishikawa experiences a notable shift in its weather patterns compared to the warmer months. The average temperatures dip, providing a crispness in the air that contrasts with the previous highs, while the increased precipitation and higher humidity levels are reminders of the approaching winter season. With 15 days of rainfall contributing to a total of 162 mm, it's a month where cozy indoor activities become more appealing. For a more detailed examination of the region's climate, visit Ishikawa Climate.