Last updated: March 17, 2025
September in Henley, United Kingdom, offers a pleasant climate characterized by a maximum temperature of 23°C (74°F) and an average of 16°C (61°F), making it an enjoyable time for outdoor activities. However, temperatures can dip to a minimum of 7°C (45°F), so layering is advisable. The month sees a total precipitation of 57 mm (2.3 in) over approximately 10 days, contributing to the lush greenery that Henley is known for. With humidity levels around 80%, visitors can expect a quintessentially British experience as the season transitions into autumn, highlighting the region's charm and inviting atmosphere.
As September rolls into Henley, United Kingdom, a noticeable shift in temperatures marks the transition from summer to autumn. With minimums averaging around 7°C (45°F) and maximums reaching up to 23°C (74°F), the month offers a comfortable blend of warmth and coolness. The average temperature sits at a pleasant 16°C (61°F), indicating that while the lingering summer warmth may still be felt, the crispness of fall is beginning to emerge. This change in weather provides a perfect backdrop for enjoying the picturesque scenery and outdoor activities, making September an ideal time to explore the vibrant autumnal hues that begin to paint the landscape in Henley.
September in Henley, United Kingdom, brings a modest average precipitation of 57 mm (2.3 in) over approximately 10 days of rain, continuing the upward trend seen from the summer months. This level of rainfall is consistent with May and somewhat lower than the wetter August, which recorded 75 mm (2.9 in). Looking ahead, October typically sees a significant increase, with an average of 92 mm (3.6 in) spread across 14 days. The transition into autumn is marked not only by this uptick in precipitation but also by a noticeable shift in temperature and atmospheric conditions, painting a picture of a climate that slowly turns from the warmth of summer to the crispness of fall.
September in Henley, United Kingdom, sees a slight rise in humidity, reaching 80% after a trend of declining moisture levels through the summer months. While August boasts a comfortable 73%, signaling a drier period, September's figures indicate a noticeable shift as the autumn chill approaches. This uptick in humidity hints at the changing seasons, leading into the typically wetter months of October and November, where humidity levels soar to 89% and 92%, respectively. Overall, September serves as a transitional month, bridging the gap between summer's warmth and the dampness of fall, inviting a refreshing, albeit humid, change in the air.
As September arrives in Henley, the UV Index shows a moderate reading of 5, indicating a level of sunlight that calls for some protective measures while enjoying the outdoors. This marks a slight decrease from the high levels experienced during the summer months, where July and June peaked at 8, categorized as very high. With an estimated burn time of 30 minutes, residents and visitors can bask in the pleasant early autumn sun but should remain mindful of skin protection. The trend from the blazing summer heat to the milder September sun highlights the transitioning seasons, encouraging outdoor activities while still respecting the sun’s power. For more detailed insights on UV levels throughout the year, check out Henley UV Index.
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As summer surrenders to autumn in Henley, September brings a delightful 314 hours of sunshine, marking a gentle decline from the sun-drenched heights of July and August. This month reflects a significant shift in daylight hours, seamlessly transitioning from the vibrant warmth of summer to the crisp beginnings of fall. After basking in 415 hours of brightness during July, the sun starts to retreat, yet September still offers a generous amount of sunshine compared to the earlier months of the year. With September's sunshine inviting lingering outdoor moments and picturesque autumn walks, it's a charming farewell to summer's embrace, encouraging residents to relish the softer light as nature dons its fall colors.
September in Henley, United Kingdom, typically welcomes a 33% chance of sunny weather, making it a pleasant month as summer transitions to autumn. This figure aligns closely with the optimism of late summer, with sunshine likelihood slightly dipping from the warmer months of July (38%) and August (34%). Interestingly, while the promise of sun remains relatively consistent through September, it marks a notable contrast to the earlier spring months, where chances of sunny days build gradually from January's bleak 22% up to April's 47%. As fall sets in, Henley residents can still savor a few sunny days under the crisp September skies, making the month a delightful time for outdoor activities as summer's warmth lingers just a little longer.
As summer wanes in September, Henley, United Kingdom, experiences a gentle transition from long, sun-filled days to the cooler embrace of autumn. With approximately 12 hours of daylight, the month strikes a balance between the vibrant 16 hours of summer and the shorter days to come. This gradual decline in daylight duration reflects nature's cyclical rhythm, inviting residents to savor the lingering warmth while preparing for the crispness of fall. As daylight decreases, the colorful tapestry of autumn leaves begins to emerge, heralding the shift in seasons and the beauty of the changing landscape.
As September rolls into Henley, United Kingdom, the average wind speed dips to 4.5 m/s (10 mph), marking it as one of the calmer months of the year. This slight decline in gusts, following a summer of fluctuating breezes, signals the gentle transition into autumn. After experiencing higher speeds in the earlier months, with August peaking at 5.2 m/s (12 mph), the winds begin to soften, inviting the onset of crisper days and cooler evenings. Interestingly, this trend of lower wind speed continues into October, when it rebounds modestly to 6.1 m/s (14 mph). Overall, September in Henley presents a serene yet refreshing atmosphere, perfect for enjoying the changing landscape.
The weather in Henley 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 Henley and find detailed weather information for every month.
September and January present contrasting weather patterns. In September, temperatures range from a mild 7°C (45°F) at night to a pleasant average of 16°C (61°F) during the day, peaking at 23°C (74°F). The month sees around 57 mm (2.3 in) of rainfall over approximately 10 days, coupled with a humidity of 80%. In stark contrast, January is much colder, with nighttime lows dropping to -1°C (30°F) and an average temperature of just 5°C (42°F), with daytime highs reaching 13°C (55°F). This winter month experiences slightly more precipitation, totaling 59 mm (2.3 in) over 11 days, and a higher humidity level of 91%. For more detailed insights into January weather, you can explore Henley weather in January.
September and February present stark contrasts in weather. In September, temperatures range from a mild 7°C (45°F) at night to a pleasant 23°C (74°F) during the day, with an average of 16°C (61°F). The month experiences moderate precipitation of 57 mm (2.3 in) over about 10 days, along with a humidity level around 80%. In contrast, February brings much colder conditions, with temperatures plummeting to a minimum of -3°C (28°F) and peaking at 13°C (56°F), resulting in an average of just 6°C (43°F). This month sees slightly higher precipitation at 64 mm (2.5 in) over 12 days and increased humidity at 89%. To learn more about the winter weather specifics, you can explore Henley weather in February.
September and March present contrasting weather patterns, with September enjoying milder temperatures and a more pleasant climate. In September, the average temperature is a comfortable 16°C (61°F), peaking at 23°C (74°F) during the day, while nighttime lows remain at 7°C (45°F). This month experiences about 57 mm (2.3 in) of rainfall over approximately 10 days, with a humidity level of 80%.
In contrast, March is cooler, starting with minimum temperatures that can drop to -3°C (26°F), with an average of only 7°C (45°F) and a maximum similar to September at 16°C (61°F). March also sees a comparable level of precipitation at 56 mm (2.2 in), but over about 13 days, and humidity is slightly higher at 86%. For more details, check out Henley weather in March.
When comparing the weather in September and April, it's clear that September tends to be warmer and wetter. September features a minimum temperature of 7°C (45°F) and an average temperature of 16°C (61°F), reaching a maximum of 23°C (74°F), making it generally more comfortable for outdoor activities. In contrast, April starts cooler with minimum temperatures around 0°C (33°F) and an average of 9°C (48°F), although it can still reach up to 20°C (69°F) at its peak. Additionally, September sees more rainfall with a total of 57 mm (2.3 in) over approximately 10 days, compared to April's 25 mm (1.0 in) over 7 days. Humidity levels are similar, with September at 80% and April slightly higher at 85%. For more detailed insights into April weather, you can check Henley weather in April.
In comparing the weather of September and May, September tends to be slightly warmer, with average temperatures reaching 16°C (61°F) compared to May's average of 12°C (54°F). Both months experience similar levels of precipitation, with September receiving 57 mm (2.3 in) over 10 days, while May sees 57 mm (2.2 in) spread across 11 days. Humidity levels are also quite comparable, being 80% in September and slightly higher at 82% in May. For a more detailed look at May's weather, you can check Henley weather in May.
In comparing the weather between September and June, we find that both months share similar average temperatures, hovering around 16°C (61°F), but with September exhibiting slightly lower minimum and maximum temperatures. September’s temperatures range from a minimum of 7°C (45°F) to a maximum of 23°C (74°F), while June has a minimum of 8°C (47°F) and reaches up to 24°C (75°F). Additionally, September experiences marginally less precipitation at 57 mm (2.3 in) over approximately 10 days compared to June’s 64 mm (2.5 in) over 9 days. Humidity levels are also comparable, with September at 80% and June at 81%. For a more detailed view of June’s weather, you can explore Henley weather in June.
When comparing the weather in September to that of July, notable differences emerge. September experiences a slightly cooler temperature range, with minimums of 7°C (45°F) compared to July's 11°C (52°F). The average temperature in September is 16°C (61°F), while July boasts a warmer average of 18°C (64°F) and maximum temperatures reaching up to 28°C (83°F). In terms of precipitation, September sees around 57 mm (2.3 in) over 10 days, which is only slightly less than July's 66 mm (2.6 in) spread over 13 days. Moreover, September's humidity is a bit higher at 80% compared to July's 76%, contributing to a more damp feel during the early autumn month. For further details, you can check Henley weather in July.
In comparing the weather of September and August, September tends to be cooler, with average temperatures ranging from a minimum of 7°C (45°F) to a maximum of 23°C (74°F), while August offers warmer conditions, with a minimum of 10°C (51°F) and a maximum of 26°C (80°F). Precipitation is slightly less in September, totaling 57 mm (2.3 in) over 10 days, compared to August's 75 mm (2.9 in) over 12 days. Additionally, September experiences higher humidity at 80%, compared to August’s 73%. For more detailed information on August weather, you can visit Henley weather in August.
In comparing the weather between September and October, September generally offers milder temperatures, with an average of 16°C (61°F) compared to October's cooler average of 13°C (55°F). While September sees maximum temperatures reaching 23°C (74°F), October's high is slightly lower at 21°C (70°F). Additionally, October tends to be wetter, with a total precipitation of 92 mm (3.6 in) over 14 days, compared to September's 57 mm (2.3 in) over 10 days. Humidity levels also rise in October, reaching 89% compared to 80% in September. For a detailed look into October weather specifics, visit Henley weather in October.
September and November exhibit distinct weather patterns that reflect the transition from late summer to late autumn. In September, temperatures are warmer, with a minimum of 7°C (45°F) and a comfortable average of 16°C (61°F), peaking at 23°C (74°F). The month experiences moderate rainfall, totaling 57 mm (2.3 in) over about 10 days, accompanied by a relatively lower humidity of 80%. In contrast, November brings cooler conditions, with a minimum temperature dropping to 2°C (35°F) and an average of just 9°C (48°F), reaching a maximum of 16°C (62°F). Although the precipitation is slightly less at 55 mm (2.2 in), it occurs over 11 days, and humidity rises to 92%, making the air feel much more damp and chillier. For more detailed insights on November weather, visit Henley weather in November.
In September, temperatures generally range from a cool 7°C (45°F) at night to a warm 23°C (74°F) during the day, making it a pleasant month with an average temperature of 16°C (61°F). With 57 mm (2.3 in) of precipitation over about 10 days, the weather tends to be relatively mild, though humidity levels rise to 80%. In contrast, December brings a significant drop in temperature, with nighttime lows around 0°C (32°F) and daytime highs averaging only 13°C (56°F). This month is wetter, receiving 101 mm (4.0 in) of rain spread across approximately 16 days, coupled with higher humidity at 92%. For more detailed insights, you can view Henley weather in December.
As summer transitions into autumn, September in Henley offers a refreshing change in weather. With an average temperature that hovers around a mild 16°C (61°F), it’s a time when days warm up pleasantly, yet the mornings can be a bit crisp, dipping to 7°C (45°F). While you might enjoy some sunny days, be prepared for occasional rain, with about 57 mm of precipitation over ten days. The high humidity at 80% can make the air feel more enigmatic and invigorating. For those curious about the region’s climate patterns throughout the year, dive deeper into the insights available at Henley Climate.