Last updated: March 17, 2025
In September, Calstock, United Kingdom experiences a diverse climate, with maximum temperatures reaching 26°C (79°F) and an average of 14°C (58°F). Early autumn's chill sets in as temperatures can drop to a minimum of 4°C (39°F). The month is characterized by significant precipitation, with a total of 70 mm (2.8 in) spread over 11 days, creating a humid atmosphere at 79%. This blend of warmth and moisture shapes a vibrant and dynamic environment, setting the stage for the changing seasons ahead.
In September, Calstock, United Kingdom, begins to welcome the gentle transition from summer to autumn. With temperatures ranging from a minimum of 4°C (39°F) to a maximum of 26°C (79°F), the month maintains a comfortable average of 14°C (58°F), ideal for exploring the picturesque countryside. This month marks a noticeable shift as the lingering warmth of summer gives way to cooler evenings, reminiscent of the impending fall. As the days grow shorter, the crisp air invites locals and visitors alike to enjoy the stunning natural beauty that surrounds this charming village, making September a particularly enchanting time in Calstock.
September in Calstock, United Kingdom, sees a moderate precipitation amount of 70 mm (2.8 in), distributed over approximately 11 days of the month. This marks a slight decrease compared to the wetter summer months, where average rainfall hovered around 88 mm, but it remains comfortably above April’s drier period. As autumn sets in, September acts as a transitional stage, hinting at the impending increase in rain as October looms ahead with its much heavier 118 mm (4.6 in). The pattern suggests a steady rhythm of rainfall, where the region's lush landscapes thrive amid the shifting seasons. Overall, while September's rain is less than its preceding months, it underscores a consistent trend of plentiful moisture that characterizes the early autumn in this part of the UK.
As summer transitions into autumn, September’s humidity in Calstock, United Kingdom, settles at 79%, marking a slight increase from the drier months of July and August, which recorded 70% and 73%, respectively. This uptick heralds a shift from the warm, pleasant summer air to the more moisture-laden atmosphere typical of early autumn. While September's levels are lower than the striking highs seen in the colder months—where humidity soars to 89% in October and 90% in November—it hints at the approaching dampness that characterizes the fall season. The trend of gradually rising humidity as the year nears its end is unmistakable, offering a reminder of Calstock's characteristic climate.
As September rolls into Calstock, the UV Index reflects a high exposure category at 6, indicating a moderate risk of harm from unprotected sun exposure. This trend signifies a gradual decline from the very high levels seen in the peak summer months, yet still necessitates caution, as the burn time remains at 25 minutes for fair-skinned individuals. It's a reminder that even as temperatures start to cool, the sun can still pose a significant risk. Whether you're enjoying a pleasant afternoon outdoors or taking a stroll through the picturesque countryside, remember to protect yourself from UV radiation. For detailed insights and updates, check out Calstock UV Index.
UV Risk Categories
September in Calstock, United Kingdom, brings a delightful transition as summer begins to wane, offering 330 hours of sunshine. This marks a noticeable dip from the sun-soaked peaks of July and August, yet it still outshines many earlier months. The gradual decline in daylight hours is part of a broader trend, as the year moves from the exuberance of spring and summer towards the cooler embrace of autumn. Comparing September’s sunshine to the 99 hours seen in January starkly highlights how vibrant the summer months are, with September retaining a bright warmth that invites both locals and visitors to savor the lingering sun before winter sets in. As the seasons shift, Calstock remains a charming spot for enjoying the softer light of early autumn.
In Calstock, September offers a moderate chance of sunny weather, with approximately 28% likelihood of sun. This marks a slight decline from the balmy days of summer, as July and August exhibit more notable sunshine at 35% and 26%, respectively. Interestingly, after the peak of spring in April, where the chances of sun soar to 50%, the likelihood of sunny days begins a gradual descent leading into the autumn months. Although September doesn't deliver the same warmth as its summer predecessors, it still holds on to a respectable potential for pleasant weather, making it an ideal time for locals and visitors to enjoy the waning days of summer's brightness.
As summer gives way to autumn, September in Calstock marks a gentle decline in daylight, with approximately 12 hours of sunlight filling the sky. This month continues the trend initiated in June and July, where daylight peaked at a bright 16 hours, followed by a gradual tapering off in August. With daylight diminishing to 14 hours, September serves as the bridge to the shorter days ahead, emphasizing a more subtle shift as nature transitions from the vibrant hues of summer to the softer tones of fall. As the year progresses into October, the daylight will further decrease, highlighting the contrast between the lush brightness of summer and the approaching stillness of winter.
As September settles over Calstock, the winds begin to soften, with an average speed of 3.5 m/s (8 mph), marking a gentle transition into autumn. This is a notable decrease from the more blustery summer months, with winds peaking at 5.6 m/s in February and remaining moderate through spring at 3.6 m/s to 4.7 m/s. The trend suggests a gradual calming from the summer breezes, reflecting nature's shift as the days shorten and temperatures begin to drop. With October around the corner, where winds pick up a bit at 4.5 m/s, September offers a serene backdrop for enjoying the crisp changes in the landscape.
The weather in Calstock changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of September's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Calstock and find detailed weather information for every month.
September and January weather exhibit notable differences in both temperature and conditions. In September, temperatures typically range from a minimum of 4°C (39°F) to a maximum of 26°C (79°F), with an average of 14°C (58°F). This month also sees about 70 mm (2.8 in) of precipitation spread over 11 days and a humidity level of 79%. In stark contrast, January brings colder temperatures, with lows dipping to -3°C (26°F) and highs reaching 14°C (57°F), resulting in an average of just 6°C (43°F). Precipitation in January is slightly lower at 64 mm (2.5 in) over about 10 days, accompanied by a higher humidity level of 88%. For a more detailed look at January conditions, you can check Calstock weather in January.
In September, temperatures typically range from a minimum of 4°C (39°F) to a pleasant maximum of 26°C (79°F), with an average temperature of around 14°C (58°F). This month experiences about 70 mm (2.8 in) of precipitation over approximately 11 days, accompanied by a humidity level of 79%. In contrast, February presents a colder climate with temperatures dropping to a minimum of -4°C (25°F) and a maximum of 15°C (60°F), averaging 7°C (44°F). The month is wetter, receiving 94 mm (3.7 in) of precipitation over 14 days, and features a higher humidity at 88%. For a more detailed look at February weather, you can visit Calstock weather in February.
In comparing the weather of September and March, notable differences emerge in temperature and precipitation patterns. September typically experiences milder temperatures, ranging from a minimum of 4°C (39°F) to a maximum of 26°C (79°F), with an average of 14°C (58°F). In contrast, March is considerably cooler, marked by temperatures that range from a low of -6°C (22°F) to a high of 18°C (65°F), averaging 7°C (46°F). Additionally, September has less precipitation, with 70 mm (2.8 in) over 11 days, while March sees higher rainfall levels at 89 mm (3.5 in) across 16 days. Humidity levels are also slightly higher in March at 86%, compared to 79% in September. For more detailed weather information specific to this time of year, you can check Calstock weather in March.
In comparing the weather of September and April, it is evident that September is generally warmer, with average temperatures ranging from a minimum of 4°C (39°F) to a maximum of 26°C (79°F). In contrast, April experiences cooler temperatures, with lows reaching -1°C (30°F) and highs capped at 22°C (72°F). Although September has slightly more precipitation, totaling 70 mm (2.8 in) over 11 days, April's rainfall is close behind at 56 mm (2.2 in) across 10 days, accompanied by higher humidity levels of 84% compared to September's 79%. For a more detailed look at April weather, you can check Calstock weather in April.
When comparing the weather in September and May, September tends to offer slightly warmer temperatures, with averages reaching up to 14°C (58°F) compared to May's 12°C (53°F). Although both months exhibit a similar maximum temperature of around 25°C (77°F), September has a higher maximum temperature of 26°C (79°F). Precipitation levels are also notable, with September receiving 70 mm (2.8 in) of rain over 11 days, while May has a slightly higher total of 84 mm (3.3 in) across 13 days. Humidity levels are quite comparable, with September at 79% and May at 80%. For more detailed insights into May's climate, you can check Calstock weather in May.
In comparing the weather of September and June, we see some notable differences. September features a temperature range from a minimum of 4°C (39°F) to a maximum of 26°C (79°F), with an average of 14°C (58°F) and a total precipitation of 70 mm (2.8 in) over 11 days. In contrast, June typically experiences slightly milder temperatures, ranging from a minimum of 6°C (43°F) to a maximum of 28°C (83°F), with an average of 15°C (59°F) and greater precipitation at 92 mm (3.6 in) over 14 days. Both months exhibit high humidity, with September at 79% and June at 80%. For more detailed information about Calstock weather in June, you can visit Calstock weather in June.
The weather in September is generally cooler compared to July, with average temperatures ranging from a minimum of 4°C (39°F) to a maximum of 26°C (79°F), while July sees slightly warmer conditions with temperatures between 7°C (46°F) and 28°C (83°F). In addition, September experiences higher humidity levels at 79%, compared to July's 70%. Precipitation is also noteworthy; September receives around 70 mm (2.8 in) over 11 days, while July has a slightly higher total of 83 mm (3.3 in) across 14 days. For more detailed information about July weather, you can visit Calstock weather in July.
In comparing the weather between September and August, September tends to be cooler, with minimum temperatures dropping to 4°C (39°F) compared to August's 8°C (47°F). While both months share a maximum temperature of 26°C (79°F), September offers a slightly lower average temperature of 14°C (58°F) versus August's 16°C (61°F). Precipitation is a bit lower in September, totaling 70 mm (2.8 in) over 11 days, whereas August experiences 88 mm (3.5 in) over 15 days, indicating more frequent rain. Additionally, September has a higher humidity level at 79%, compared to August's 73%. For a detailed look at August weather in Calstock, visit Calstock weather in August.
September typically experiences milder temperatures with a minimum of 4°C and a maximum of 26°C, averaging around 14°C. It has a relatively lower precipitation level of 70 mm over about 11 days and a humidity of 79%. In contrast, October sees a noticeable drop in temperature, with a minimum of -2°C and a maximum of 19°C, averaging 12°C. Precipitation increases significantly to 118 mm over 15 days, while humidity rises to 89%. For more detailed information, you can check Calstock weather in October.
In September, temperatures range from a mild 4°C (39°F) at night to a warm 26°C (79°F) during the day, with average conditions hovering around 14°C (58°F). The month sees a total precipitation of 70 mm (2.8 in) spread over about 11 days, with humidity levels at a comfortable 79%. In contrast, November brings noticeably cooler weather, with nighttime temperatures potentially dropping to -1°C (31°F) and daytime highs reaching only up to 15°C (60°F), averaging around 9°C (48°F). Precipitation increases to 89 mm (3.5 in) across approximately 15 days, accompanied by higher humidity at 90%. For more detailed weather information, you can visit Calstock weather in November.
September and December present contrasting weather conditions. In September, temperatures range from a mild 4°C (39°F) at night to a pleasant 26°C (79°F) during the day, averaging around 14°C (58°F). With around 70 mm (2.8 in) of precipitation over approximately 11 days, it tends to be somewhat moist, although the humidity is relatively moderate at 79%. In contrast, December brings a marked drop in temperature, with minimums dipping to -2°C (29°F) and a cool average of 8°C (46°F). The maximum temperature reaches only up to 14°C (57°F) during the day. December is significantly wetter, with precipitation totaling 118 mm (4.7 in) over 19 days, and humidity levels rise to 89%. For a more detailed look at weather conditions, check Calstock weather in December.
September in Calstock brings a notable transition in weather as summer gives way to the crispness of autumn. The warm maximum temperatures can still reach up to 26°C, creating pleasant days, but on average, the air cools significantly to around 14°C. This month often sees increased precipitation, with rain falling on about 11 days, contributing to the overall 79% humidity that can make the air feel heavy. Compared to the preceding summer months, September's weather signals a shift, blending warmth with frequent showers, ideal for enjoying the beauty of the changing seasons. For more detailed insights, explore Calstock Climate.