Last updated: March 17, 2025
September in Milton Keynes, United Kingdom presents a delightful blend of temperate weather, making it an ideal month for outdoor activities. With maximum temperatures reaching 29°C (85°F) and an average of 15°C (59°F), the month offers warm days for basking in the sun. However, cooler nights can dip as low as 3°C (37°F), inviting cozy evenings in. Rainfall is also a consideration, with an average precipitation of 55 mm (2.2 in) over 10 days, contributing to a humidity level of 82%. Overall, September is a month of contrasts, where sunny spells invite exploration alongside the refreshing touch of autumn rains.
In September, Milton Keynes enjoys a delightful transition from summer to autumn, with temperatures ranging from a cool 3°C (37°F) in the early mornings to a warm 29°C (85°F) during the day. The average temperature hovers around 15°C (59°F), providing a comfortable backdrop for outdoor activities and autumnal events. This month stands out as it typically retains the warmth from the summer months, evidenced by its maximum temps, which are still reminiscent of August's high heat. As the days shorten and the air begins to crisp, it’s the perfect time to experience the vibrant fall foliage while enjoying the mild and pleasant weather.
In September, Milton Keynes experiences an average precipitation of 55 mm (2.2 in), marking a slight dip compared to the wetter summer months. With rainfall occurring over 10 days, this month brings a balanced blend of refreshing showers that are typical as the season transitions into autumn. Notably, September's rainfall is less substantial than October's projected 92 mm (3.6 in), suggesting that while the clouds may linger, there’s still ample opportunity for clear skies and crisp fall days. The pattern observed this month continues the trend of relatively consistent rainfall, with fluctuations that keep the landscape lush and vibrant as the year winds down.
In September, Milton Keynes experiences a noticeable shift in humidity, with levels averaging around 82%. This marks a slight increase from the drier summer months, where July dipped to 71% and August rose to 76%. As the region transitions into autumn, humidity levels start to rise again, hinting at the wetter, chillier months ahead. This trend continues into October, when humidity surges to 90% and further escalates through November and December, where it consistently reaches 92%. Thus, September serves as a pivotal month, bridging the gap between the summer’s relative dryness and the winter's damp conditions.
As September rolls into Milton Keynes, the UV Index reaches a moderate-high level of 6, indicating a time for cautious outdoor activities. While the summer sun may be fading, its strength remains noticeable, with a burn time of just 25 minutes for fair-skinned individuals. This month showcases a trend of gradually declining UV levels from the peak summer months of July and August, which boasted indices of 8. As we transition towards autumn, it's crucial to stay vigilant about sun protection, even as the days grow shorter. For detailed UV forecasts and information, visit Milton Keynes UV Index.
UV Risk Categories
As summer gently fades, September in Milton Keynes offers a delightful transition with 290 sunshine hours, marking a poignant shift from the sun-drenched heights of July and August. The sun continues to grace the city, although not as abundantly as in the peak summer months, reflecting a gradual decline from the more than 300 hours experienced earlier in the season. This month acts as a bridge, showcasing the remnants of summer warmth before retreating into the cooler autumn days. Historically, September typically enjoys more sun than the months that follow, providing a perfect backdrop for outdoor activities and late-season festivals. As the days shorten and the evenings grow cooler, locals and visitors alike are encouraged to soak up the beautiful, golden autumn light while it lasts.
September in Milton Keynes sees a 28% chance of sunny weather, marking a slight increase from the summer months. While June and July offer more sunny days, with chances hitting 24% and 37% respectively, September provides a pleasant transition into autumn. The month presents a balance, as the days are still relatively long but the likelihood of sun is lower compared to the lively spring scene in April, where sunny days surge to 49%. As the year progresses, the chances dip in October and November, reinforcing the notion that September is a fleeting window of opportunity for enjoyable weather before the dreariness of winter sets in.
As September unfolds in Milton Keynes, the days begin to shorten, offering around 12 hours of daylight—a gradual decline from the long, sun-soaked days of summer that peaked in June and July with 16 hours of light. The month serves as a gentle transition from summer's brightness, evident as the average daylight diminishes from the vibrant 15 hours in May to the more muted glow of autumn. With the warmth of summer still lingering, September strikes a balance, providing ample time for outdoor activities while hinting at the cozy, shorter days that await in October and beyond. This blend of lingering daylight juxtaposed with the coming change encapsulates the charming ebb and flow of the seasons in this picturesque UK town.
As the summer gently gives way to autumn, September in Milton Keynes showcases a mild yet consistent breeze, with an average wind speed of 3.5 m/s (8 mph). This marks a slight decline from the warmer months of July and August, but it remains in line with April's gentle currents. The transition is palpable, as nature begins to hint at the cooler days ahead, while the wind serves as a soothing reminder of the changes to come. Looking towards October, we anticipate a resurgence in wind speeds, reflecting the seasonal shift as the environment brims with the vibrant colors of fall.
The weather in Milton Keynes 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 Milton Keynes and find detailed weather information for every month.
September and January present notably contrasting weather patterns. In September, temperatures range from a mild 3°C (37°F) at night to a warm 29°C (85°F) during the day, with an average of 15°C (59°F). The month experiences approximately 55 mm (2.2 in) of precipitation over about 10 days, with humidity sitting at 82%. In contrast, January is much colder, featuring a minimum temperature of -4°C (25°F) and an average of just 5°C (40°F). The maximum temperature reaches only 14°C (58°F), while precipitation remains similar at 54 mm (2.1 in) across around 10 days; however, the humidity increases slightly to 91%. For more detailed insights, check out Milton Keynes weather in January.
September begins to transition into autumn, with temperatures ranging from a mild 3°C (37°F) at night to a comfortable 29°C (85°F) during the day, averaging around 15°C (59°F). The month experiences around 55 mm (2.2 in) of precipitation over roughly 10 days, accompanied by a humidity level of 82%. In contrast, February brings significantly cooler weather, with temperatures dipping to a minimum of -6°C (22°F) and peaking at 18°C (65°F), averaging 6°C (43°F). While precipitation is slightly lower at 49 mm (1.9 in) over 11 days, humidity is higher at 89%, creating a colder, more damp atmosphere. For more details, check out Milton Keynes weather in February.
When comparing the weather in September and March, notable differences emerge. September typically showcases a wider temperature range with a minimum of 3°C (37°F) and an average of 15°C (59°F), peaking at a warm 29°C (85°F). In contrast, March begins with chillier temperatures, starting at a minimum of -6°C (21°F), averaging 7°C (45°F), and reaching a maximum of 22°C (71°F). While September experiences around 55 mm (2.2 in) of precipitation over 10 days, March is slightly wetter with 59 mm (2.3 in) over 13 days. The humidity levels are quite close in both months, with September at 82% and March at 86%. For those interested in more detailed insights, visit Milton Keynes weather in March.
September weather tends to be warmer than April, with average temperatures ranging from a minimum of 3°C (37°F) to a maximum of 29°C (85°F), compared to April's lower range of -3°C (28°F) to 26°C (80°F). While both months experience a fair amount of precipitation, September has slightly more at 55 mm (2.2 in) over 10 days, whereas April sees 37 mm (1.4 in) over 8 days. Interestingly, humidity levels are quite similar, with September averaging 82% and April a bit higher at 85%. For more specific details about the climate during this time, check out Milton Keynes weather in April.
When comparing the weather in September and May, September tends to be warmer overall, with average temperatures reaching 15°C (59°F) and highs up to 29°C (85°F). In contrast, May has a slightly cooler average temperature of 12°C (55°F) and a maximum temperature of 27°C (80°F). Both months experience a comparable amount of precipitation, with September receiving 55 mm (2.2 in) over 10 days, while May has 67 mm (2.6 in) over 11 days. Humidity levels are relatively similar, with September at 82% and May at 79%. For more detailed insights into May weather, check out Milton Keynes weather in May.
In comparing the weather between September and June, we observe notable differences in temperature and precipitation. September boasts a minimum temperature of 3°C (37°F) and an average of 15°C (59°F), reaching a maximum of 29°C (85°F). This month experiences around 55 mm (2.2 in) of precipitation over approximately 10 days, along with a humidity level of 82%. In contrast, June starts off slightly warmer, with minimums of 6°C (43°F) and an average temperature of 16°C (61°F), peaking at 31°C (89°F). However, it encounters more rainfall, totaling 75 mm (3.0 in) over 11 days, and the humidity is slightly lower at 80%. For a more detailed look at June weather, you can check Milton Keynes weather in June. Overall, June tends to be warmer and wetter than September, setting the stage for contrasting seasonal experiences.
In comparing the weather of September and July, we see notable differences in temperature and precipitation. September features a wider temperature range with a minimum of 3°C (37°F) and a maximum of 29°C (85°F), averaging at 15°C (59°F). This month experiences about 55 mm (2.2 in) of precipitation over 10 days and maintains a high humidity level of 82%. In contrast, July tends to be warmer, with minimum temperatures of 7°C (45°F) and maximums reaching a striking 37°C (98°F), yielding an average of 18°C (65°F). July also sees slightly higher precipitation at 67 mm (2.6 in) across 13 days, but with lower humidity at 71%. For more details, check out Milton Keynes weather in July.
In comparing the weather between September and August, September tends to be slightly cooler overall, with a minimum temperature of 3°C (37°F) and a maximum of 29°C (85°F), while August features warmer minimums at 8°C (46°F) and a higher maximum of 34°C (94°F). The average temperature in September is 15°C (59°F), compared to August's 17°C (63°F), indicating a transition into the cooler autumn months. Precipitation is also slightly reduced in September, with 55 mm (2.2 in) over 10 days, compared to August's 72 mm (2.8 in) over 13 days. Additionally, September experiences slightly higher humidity at 82%, while August's humidity stands at 76%. For more detailed information, you can check Milton Keynes weather in August.
September typically enjoys warmer temperatures compared to October, with minimums around 3°C (37°F) and maximums reaching up to 29°C (85°F), offering an average of 15°C (59°F). In contrast, October sees a drop in temperature, with lows of 0°C (33°F) and highs peaking at 23°C (73°F), resulting in an average temperature of 11°C (53°F). Additionally, October experiences more frequent rainfall, with a total precipitation of 92 mm (3.6 in) spread over 13 days, compared to September’s 55 mm (2.2 in) over 10 days. The humidity also rises in October to 90%, higher than September's 82%. For more details, you can explore Milton Keynes weather in October.
In comparing the weather of September and November, September is generally warmer, with average temperatures ranging from a minimum of 3°C (37°F) to a maximum of 29°C (85°F). In contrast, November experiences cooler temperatures, with averages ranging from -2°C (28°F) to 17°C (62°F). Both months see similar levels of precipitation, at around 55-56 mm (2.2 in), but November tends to be slightly wetter, with rain occurring on 12 days compared to September's 10 days. Additionally, the humidity in November is higher at 92%, compared to September's 82%. For more detailed information, you can explore Milton Keynes weather in November.
In September, the weather is notably warmer, with average temperatures reaching around 15°C (59°F) and maximums hitting 29°C (85°F). This month experiences a moderate amount of precipitation, totaling 55 mm (2.2 in) over approximately 10 days, coupled with a humidity level of 82%.
In contrast, December brings much colder conditions, with average temperatures dropping to 6°C (43°F) and maximums only reaching 14°C (58°F). Precipitation increases to 81 mm (3.2 in) across about 14 days, and humidity rises to a higher 92%. For more specific details about December weather in Milton Keynes, you can visit Milton Keynes weather in December.
As September unfolds in Milton Keynes, the weather presents a notable shift from the summer warmth, with temperatures dipping to a brisk average of 15°C. While the month may still witness the occasional sunny day, it's accompanied by increased chances of rain, resulting in around 10 days of precipitation and a humidity level that climbs to 82%. This blend of warmth, cool breezes, and moisture marks a transition into the crisper autumn months, making September a unique time to experience the evolving charm of the region. For a more comprehensive understanding of year-round weather patterns, visit Milton Keynes Climate.