Last updated: August 21, 2025
September in Shiogama, Japan offers a mix of warm temperatures and notable rainfall, creating a unique atmospheric experience. The maximum temperature can reach a high of 31°C (87°F), while the average settles around a comfortable 22°C (72°F), dipping to a minimum of 13°C (55°F) at night. With precipitation totaling 163 mm (6.4 in) over approximately 14 days, the month is characterized by high humidity levels of 86%, adding to the lush, vibrant scenery typical of this coastal city. Visitors can expect a blend of sunny days interspersed with refreshing showers, making September an intriguing time to explore Shiogama's rich culture and beautiful landscapes.
As September unfolds in Shiogama, Japan, the temperatures begin to show a comforting transition from the sweltering summer heat. Daytime highs can reach up to 31°C (87°F), while the evenings cool down pleasantly to around 13°C (55°F). With an average temperature of 22°C (72°F), this month offers a delightful blend of warmth and crispness, making it an ideal time for outdoor activities. The temperature range reflects a noticeable shift from the intense heat of August, signaling the onset of autumn. As the month progresses, you can expect a gradual cooling, paving the way for October’s lower temperatures. Overall, September in Shiogama stands out as a vibrant period of transition, characterized by mild warmth and refreshing breezes.
In September, Shiogama, Japan, experiences a significant amount of precipitation, with an average of 163 mm (6.4 in) falling over 14 days. This marks a noticeable shift from the drier summer months of July and August, which witness heavier rains at 227 mm (8.9 in) and 213 mm (8.4 in), respectively. Despite the reduction in total rainfall compared to the peak summer, the arrival of autumn offers a moderate transition with consistent rain, preparing the region for October’s rise back to 229 mm (9.0 in). The pattern of rainfall suggests that while September brings a respite from the heaviest downpours, it remains a crucial month for replenishing the water supply as the seasons change. This steady rhythm of precipitation characterizes Shiogama's climate, highlighting its unique blend of wet and dry periods throughout the year.
In September, Shiogama experiences a notable dip in humidity compared to the sweltering heights of summer, with levels averaging around 86%. This marks a slight decrease from the peak 92% recorded in both July and August, signaling a transition into the milder autumn months. As the year progresses, the humidity generally trends downward from the summer highs, which makes September a refreshing reprieve before the cooler, crisper air of October settles in at 82%. Interestingly, September's humidity remains high compared to the earlier months, where January to April see averages in the mid to low seventies, illustrating the lingering warmth of late summer. Overall, the shift in September reflects Shiogama's journey from the summer's high humidity toward the more comfortable levels of fall.
In September, Shiogama, Japan, experiences a UV Index of 9, placing it in the very high exposure category with a burn time of just 15 minutes. This significant UV reading reflects a trend observed from the summer months, where the UV Index peaks at 11 in both July and August. As autumn approaches, the UV levels do slightly decrease, yet they remain noticeably high compared to the early months of the year, which see values around 3 to 4. With this transition, it's crucial to stay vigilant about sun protection as you enjoy outdoor activities. For more detailed information on UV levels throughout the year, visit the Shiogama UV Index.
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In Shiogama, Japan, September brings a delightful transition as summer begins to wane, with the city basking in 247 hours of sunshine. This month marks a slight decline from the vibrant heights of summer, where July and August both enjoyed over 270 hours of radiant light. However, September's sunshine is still a generous offering, following the peak of 292 hours in May, a month that captures the full bloom of spring. As the year unfolds, sunshine hours gradually taper off into autumn, with October providing 210 hours. This gradual shift highlights Shiogama's unique climate, where the warmth of summer lingers just a little longer before the cooler months settle in, creating a tapestry of seasonal beauty.
In September, the likelihood of sunny weather in Shiogama, Japan stands at 33%, which is a slight uptick from the summer months but still relatively low compared to other times of the year. As the seasons shift, this month tends to usher in a transition towards fall, with sunshine becoming less frequent than in the spring and early summer. The data indicates a gradual retreat of sunlight from the bustling summer, reflected in the 26% and 29% chances of sunshine in June and August, respectively. As October approaches, however, the chances begin to recover slightly to 44%, hinting at clearer days ahead. Overall, while September may not be the sunniest month, it offers a gentle reminder of the changing seasons, making it an intriguing time to experience Shiogama's natural beauty.
As the seasons transition in Shiogama, Japan, September marks a shift in daylight duration, offering approximately 12 hours of light each day. This decrease from the 14 hours enjoyed during the peak of summer reflects the natural rhythm of the year, where sunlight gradually recedes leading into autumn. Following a vibrant summer, the city begins to embrace shorter days, paving the way for cozy evenings and a picturesque backdrop of fall colors. This trend continues into October, as daylight dips further to 11 hours, signaling the approach of winter and inviting residents to savor the splendor of the changing seasons.
As September arrives in Shiogama, Japan, the average wind speed settles at a gentle 3.6 m/s (8 mph), echoing the mild breezes that herald the transition of seasons. In contrast to the brisker winds of January (4.2 m/s) and February (5.1 m/s), which whip through the winter months, September’s air carries a soft warmth, making it a delightful time for outdoor activities. The months leading up to September show a gradual decline in wind speed, from 4.5 m/s in March to 3.0 m/s in July, as summer lulls the landscape into a serene calm. However, the winds pick up slightly again in October and November, maintaining that same moderate pace. Overall, September's gentle winds perfectly encapsulate the tranquility and beauty of the early autumn season in Shiogama.
Weather in Shiogama varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Shiogama, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present starkly different weather profiles. In September, temperatures are notably warmer, with averages around 22°C (72°F) and highs reaching up to 31°C (87°F), accompanied by high humidity levels of 86%. This month also experiences significant precipitation, averaging 163 mm (6.4 in) over approximately 14 days. In contrast, January brings much colder temperatures, with averages dropping to around 3°C (37°F) and highs peaking at only 13°C (55°F), often accompanied by biting winds. Precipitation is notably lower in January at 52 mm (2.0 in), occurring over about 9 days and with slightly less humidity at 80%. For a more detailed look at January weather conditions, you can check Shiogama weather in January.
September and February present contrasting weather conditions. In September, temperatures range from a mild 13°C (55°F) at night to a warm average of 22°C (72°F) during the day, peaking at a hot 31°C (87°F). The month experiences significant rainfall, with 163 mm (6.4 in) of precipitation spread over 14 days, resulting in a high humidity level of 86%. In stark contrast, February is characterized by much cooler temperatures, with lows plunging to -6°C (22°F) and an average of only 3°C (38°F), reaching a maximum of 15°C (59°F). Precipitation decreases significantly to 42 mm (1.7 in) over just 8 days, and humidity is lower at 79%. For a closer look at February weather specifics, visit Shiogama weather in February.
September and March provide contrasting weather experiences. In September, temperatures range from a mild 13°C (55°F) at night to a warm 31°C (87°F) during the day, with an average of 22°C (72°F). The month sees significant rainfall, totaling 163 mm (6.4 in) over approximately 14 days, and high humidity at 86%. In comparison, March temperatures are much cooler, with a minimum of -1°C (31°F) and a maximum of 19°C (66°F), averaging around 7°C (44°F). Although it is drier than September, March still experiences a fair amount of precipitation, totaling 114 mm (4.5 in) over 11 days, with humidity at a lower 77%. For more details on March weather, check out Shiogama weather in March.
September and April offer starkly different weather experiences. In September, temperatures range from a mild 13°C (55°F) at night to a warm 31°C (87°F) during the day, while April sees a cooler temperature spectrum, with a minimum of 2°C (35°F) and a maximum of 21°C (70°F). Precipitation is more prevalent in September, with 163 mm (6.4 in) falling over 14 days compared to April's 113 mm (4.5 in) over just 12 days. Additionally, September's humidity of 86% contrasts with April's more comfortable 75%. For those interested in specific details about April weather in Shiogama, you can visit Shiogama weather in April.
September and May present contrasting weather patterns, with September being notably warmer. In September, temperatures range from a minimum of 13°C (55°F) to a high of 31°C (87°F), averaging around 22°C (72°F), while May's temperatures are cooler, with lows of 7°C (45°F) and highs reaching 25°C (77°F), averaging 16°C (61°F). Additionally, September experiences more rainfall, with 163 mm (6.4 in) over 14 days compared to May's 111 mm (4.4 in) across 11 days. Humidity levels are slightly higher in September at 86% compared to May's 80%. For a detailed look at the weather specifics in May, you can check Shiogama weather in May.
In comparing the weather of September and June, September tends to be warmer, with average temperatures reaching 22°C (72°F) compared to June's average of 19°C (67°F). September also experiences higher maximum temperatures, peaking at 31°C (87°F), while June's maximum is 27°C (80°F). Additionally, September has more rainfall, with 163 mm (6.4 in) over 14 days, whereas June receives 99 mm (3.9 in) over 13 days. Humidity levels are quite similar in both months, hovering around 86% in September and 87% in June, making for a humid climate overall. For more detailed information on weather specifics in June, you can visit Shiogama weather in June.
In comparing the weather of September and July, we can observe distinct differences in temperature and precipitation. September experiences a milder range with minimum temperatures around 13°C (55°F) and a maximum of 31°C (87°F), averaging 22°C (72°F), whereas July tends to be warmer with minimum temperatures of 17°C (63°F) and maximums peaking at 32°C (89°F), averaging 23°C (74°F). Precipitation is notably higher in July, with 227 mm (8.9 in) over 19 days, compared to September's 163 mm (6.4 in) occurring over 14 days. Humidity levels also differ slightly, with September at 86% and July at 92%. For a more in-depth look at July weather in Shiogama, visit Shiogama weather in July.
In comparing the weather of September and August, September tends to be slightly cooler, with minimum temperatures dropping from 17°C (63°F) in August to 13°C (55°F). While the average temperature in September is 22°C (72°F), slightly lower than August's 25°C (77°F), the maximum temperature remains comparable, peaking at 31°C (87°F) in September versus August's 32°C (89°F). Additionally, September experiences increased rainfall, with 163 mm (6.4 in) spread over 14 days, compared to August’s 213 mm (8.4 in) over 18 days, leading to a marginally lower humidity level of 86% in September compared to 92% in August. For more detailed insights, you can refer to Shiogama weather in August.
In September, the weather is generally warmer, with average temperatures reaching 22°C (72°F) and maximums climbing to 31°C (87°F). However, it also sees significant rainfall, totaling 163 mm (6.4 inches) over 14 days, alongside high humidity at 86%. In contrast, October experiences cooler temperatures with an average of 17°C (62°F) and highs peaking at 26°C (79°F). While it is still quite rainy, October has even heavier precipitation at 229 mm (9.0 inches) over 12 days, with slightly lower humidity at 82%. For a closer look at October weather patterns, you can check Shiogama weather in October.
In September, the weather is characterized by warmer temperatures, ranging from a minimum of 13°C (55°F) to a maximum of 31°C (87°F) and an average of 22°C (72°F). This month sees significant rainfall, totaling 163 mm (6.4 in) over approximately 14 days, along with a high humidity level of 86%. In contrast, November brings much cooler conditions, with temperatures dropping to a minimum of 0°C (32°F) and averaging 11°C (52°F), peaking at 20°C (67°F). Precipitation decreases sharply to 39 mm (1.5 in) spread over 8 days, accompanied by lower humidity of 79%. For more detailed insights on November's weather, visit Shiogama weather in November.
September and December present stark contrasts in weather patterns. In September, temperatures range from a mild 13°C (55°F) to a warm 31°C (87°F), with an average of 22°C (72°F), accompanied by high humidity levels at 86%. The month is also characterized by significant rainfall, with 163 mm (6.4 inches) over 14 days. In contrast, December features much cooler temperatures, with a minimum of -2°C (28°F) and a comfortable maximum of 15°C (60°F), averaging only 5°C (42°F). Precipitation drops considerably to 58 mm (2.3 inches) across 11 days, and humidity decreases to 80%. For more details, check out Shiogama weather in December.
As September fades in Shiogama, the transition to autumn becomes palpable, marked by a noticeable drop in temperatures compared to the scorching summer months. With an average temperature hovering around a comfortable 22°C (72°F), the heat of the peak season gives way to milder days, although there's still a chance of warmer afternoons reaching up to 31°C (87°F). This month also ushers in increased humidity, often lingering around 86%, making the occasional rainfall—averaging 163 mm over about 14 days—feel all the more refreshing. This unique blend of warmth and moisture sets September apart from the dry summer, creating a captivating atmosphere ripe for enjoying the early autumn scenery. For more detailed insights on what to expect, check out the Shiogama Climate.