September Weather in Hook Norton, United Kingdom

Last updated: March 17, 2025

September in Hook Norton, United Kingdom offers a refreshing blend of late summer warmth and the crispness of early autumn. With a maximum temperature reaching 29°C (85°F), residents and visitors can enjoy pleasantly warm days. However, the average temperature lingers around a mild 14°C (58°F), dipping to a cooler 2°C (37°F) at night. This month also sees a fair share of moisture, with 61 mm (2.4 in) of precipitation spread over 8 days, contributing to the region's lush greenery. The atmosphere is often humid, averaging 82%, creating a unique backdrop for enjoying the transition between seasons.

September Temperature in Hook Norton

As summer fades and autumn approaches, September in Hook Norton showcases a delightful transition in temperatures. With minimums around 2°C (37°F) and a comfortable average of 14°C (58°F), the month starts to bring a refreshing crispness to the air. The daily highs can still reach a pleasant 29°C (85°F), allowing for lingering days of warmth before cooler weather sets in. This combination of mild temperatures makes September an ideal time to enjoy outdoor activities, where one can bask in the tail end of summer while gradually witnessing the beautiful change of the season. As the landscape shifts from vibrant greens to autumn hues, the welcoming climate captures the essence of early fall in the English countryside.

September Weather in Hook Norton: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Hook Norton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec404244485460646258524543
Data source: Temperature data for Hook Norton generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Hook Norton

In September, Hook Norton experiences a notable shift as the summer months transition into autumn. With 61 mm (2.4 in) of precipitation recorded over just 8 days, this month presents a mild dip in rainfall compared to the preceding wetter months of June and August. Despite the reduced number of rainy days, September remains relatively damp, setting the stage for the wetter conditions that follow in October, which brings an expected surge to 92 mm (3.6 in). This pattern highlights a common trend in Hook Norton, where the late summer's moisture starts to wane just as autumn's embrace begins, hinting at the changing seasons ahead.

September Precipitation Trends in Hook Norton

The chart displays monthly precipitation patterns in Hook Norton, with values for each month alongside September's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec535466427175717461926486
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Hook Norton

As summer fades into autumn, September in Hook Norton ushers in a notable shift in humidity levels, settling at 82%. This increase from the 71% recorded in July reflects the gradual transition towards the wetter months ahead. While still drier than the winter peaks, the humidity rises from the summer lows, hinting at the approach of the rainier seasons. The pattern observed throughout the year reveals a consistent ebb and flow, where the air remains most saturated in the colder months of January and February, with their humidity levels soaring to 91% and 89% respectively. Overall, September serves as a bridge, balancing the drier warmth of summer with the imminent, more humid conditions of fall.

September Average Humidity in Hook Norton

This chart illustrates the average monthly humidity levels in Hook Norton, with September's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how September's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%86%85%79%81%71%76%82%91%92%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Hook Norton

As September arrives in Hook Norton, the UV Index reflects a gradual decline from the peak summer months. With a UV Index of 6, categorized as high, residents and visitors should be mindful of sun exposure, necessitating sun protection for about 25 minutes before a burn occurs. This month's UV intensity is slightly lower than August, which recorded a 7, yet it remains a reminder that even as autumn approaches, the sun can still pose risks. The trend of decreasing UV levels continues into the coming months, but September still calls for alertness as outdoor activities may still be frequent. For further details on sun safety and the UV Index throughout the year, visit Hook Norton UV Index.

Maximum UV Index Levels in Hook Norton for September

The chart shows the monthly maximum UV Index (UVI) for Hook Norton in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec124578876421
Data source: Hook Norton September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

September Sunshine in Hook Norton

September in Hook Norton experiences a delightful transition into autumn, with sunshine hours totaling 281. This marks a significant decline from the summer peak of 380 hours in July but remains vibrant compared to the dimmer months ahead. May leads the sunshine chart with a robust 373 hours, while the year's early months barely scrape 89 hours in January. As the seasons shift, September's light serves as a gentle reminder of the sunny days just passed, inviting residents and visitors alike to soak in the golden hues before the winter sets in. Overall, the trend showcases a gradual ascent towards summer's fullness, followed by a slow descent, accentuating the unique charm of Hook Norton's changing seasons.

Monthly Sunshine Duration in Hook Norton: September Highlighted

The September sunshine duration represents the total number of hours Hook Norton experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec89h141h188h299h373h351h380h335h281h224h127h105h
Data source: Hook Norton September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Hook Norton During September

In September, the likelihood of encountering sunny days in Hook Norton, UK, hovers around 27%, offering a modest chance for respite from the often overcast skies that characterize the earlier months of the year. As summer wanes, September presents an interesting transition; while it surpasses the sun's chance in January (22%) and August (22%), it's still lower than the peak in April (49%). This month’s sunny disposition emerges as a pleasant surprise compared to the less cheerful probabilities of October (23%) and the gloomy December (16%). As the days grow shorter, September stands out as one of those rare opportunities for sun-seekers, nestled between the warmth of summer and the crisp chill of autumn.

Percentage of Sunny Days in September in Hook Norton

The chart illustrates the percentage of sunny days in Hook Norton throughout the year, with September highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Hook Norton experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec22%24%25%49%30%25%35%22%27%23%30%16%
Data source: Hook Norton September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Hook Norton in September

As summer gently transitions into autumn, September in Hook Norton, United Kingdom, enjoys a bountiful average of 12 hours of daylight. This marks a gradual decline from the sun-drenched days of July and August, where daylight peaked at 16 and 14 hours, respectively. The shortening days signal the approach of autumn, leading into October's 10 hours. This time of year not only highlights the cozy charm of harvest season but also showcases the rhythmic dance of light and dark, echoing nature's transition as leaves begin to change and temperatures cool. As daylight ebbs, it invites residents to embrace the beauty and warmth of the season's fading light.

Average Daylight Hours in Hook Norton for September

The chart illustrates the variation in daylight duration in Hook Norton throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 20m9h 56m11h 55m13h 55m15h 41m16h 36m16h 7m14h 32m12h 35m10h 35m8h 47m7h 50m
Data source: Hook Norton daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Hook Norton

As the summer winds down in Hook Norton, September greets us with an average wind speed of 3.6 m/s (8 mph), a slight dip from the breezy gusts of earlier months. This gentle breeze marks a transition from the warmer summer months, where peak winds in July and August reached 3.2 m/s (7 mph) and 3.9 m/s (9 mph) respectively. The pattern suggests a cooling trend, setting the stage for the crisper autumn air ahead. Interestingly, September's wind speed, while modest, remains quite favorable for outdoor activities, seamlessly complementing the picturesque landscapes that begin to showcase their autumnal hues. Looking forward, October promises a bit more vigor with averages rising to 4.8 m/s (11 mph), hinting at the seasonal shifts that are just around the corner.

Average September Wind Speed in Hook Norton

The chart displays monthly wind speed patterns in Hook Norton, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.45.34.63.54.23.43.23.93.6 m/s4.84.24.8
Data source: Hook Norton September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Hook Norton Compares to Other Months

The weather in Hook Norton 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 Hook Norton and find detailed weather information for every month.

In September, temperatures range from a chilly 2°C (37°F) at night to a warm 29°C (85°F) during the day, averaging around 14°C (58°F). With 61 mm (2.4 in) of precipitation over 8 days and a humidity level of 82%, the weather is generally mild but can be prone to occasional rain. In contrast, January brings much colder conditions, with nighttime temperatures dipping to -5°C (23°F) and daily highs only reaching 14°C (57°F), averaging 5°C (40°F). The month sees slightly less precipitation at 53 mm (2.1 in) over 10 days, yet the humidity is higher at 91%, creating a damp and frigid environment. For more details about the weather during this winter month, you can visit Hook Norton weather in January.

September and February offer contrasting weather patterns. In September, temperatures range from a minimum of 2°C (37°F) to a maximum of 29°C (85°F), with an average of 14°C (58°F). The month sees about 61 mm (2.4 in) of precipitation over approximately 8 days, accompanied by 82% humidity. In comparison, February experiences cooler conditions, with temperatures ranging from -6°C (21°F) to a moderate maximum of 18°C (64°F), averaging just 6°C (42°F). Precipitation is slightly less at 54 mm (2.1 in), but it occurs over 12 days, and the humidity rises to 89%. For a closer look at February's weather, check out Hook Norton weather in February.

In comparing the weather between September and March, we notice a significant shift in temperatures and conditions. September boasts milder temperatures, with a minimum of 2°C (37°F) and an average of 14°C (58°F), reaching a maximum of 29°C (85°F). This month experiences an average humidity of 82% and receives about 61 mm (2.4 in) of precipitation over approximately 8 days. Conversely, March presents a chillier climate, featuring a minimum of -7°C (20°F) and an average of 7°C (45°F), though it can peak at 21°C (71°F). The month sees increased precipitation, totaling 66 mm (2.6 in) across 14 days, and a slight uptick in humidity at 86%. For a more detailed look at March weather, you can visit Hook Norton weather in March.

September and April exhibit notable differences in their weather patterns. September boasts higher average temperatures, ranging from a minimum of 2°C (37°F) to a pleasant maximum of 29°C (85°F), while April experiences cooler conditions with temperatures ranging from -3°C (26°F) to a maximum of 25°C (78°F). In terms of precipitation, September receives more rainfall (61 mm or 2.4 in) over 8 days compared to April's 42 mm (1.6 in) over 9 days. Humidity levels are quite similar, with September at 82% and April slightly higher at 85%. Overall, September tends to feel warmer and wetter than the brisk, emerging spring climate of April. For more detailed information on April weather, you can check Hook Norton weather in April.

When comparing the weather in September and May, we see notable differences in temperature and precipitation patterns. September experiences a wider temperature range, with minimums of 2°C (37°F) and maximums reaching 29°C (85°F), leading to an average of 14°C (58°F). In contrast, May has a cooler feel with minimum temperatures dropping to -1°C (31°F) and maximums of 26°C (79°F), averaging around 12°C (54°F). Furthermore, September sees slightly less precipitation, totaling 61 mm (2.4 in) over about 8 days, while May has a bit more with 71 mm (2.8 in) across 12 days. Humidity levels are relatively similar, with September at 82% and May slightly lower at 79%. For more details on the weather in May, visit Hook Norton weather in May.

In comparing the weather of September and June, we see some notable differences. September boasts a wider temperature range, with a minimum of 2°C (37°F) and a maximum of 29°C (85°F), averaging around 14°C (58°F). The month experiences approximately 61 mm of precipitation over 8 days, coupled with a higher humidity level of 82%. On the other hand, June tends to be slightly warmer overall, with temperatures ranging from a minimum of 6°C (42°F) to a maximum of 30°C (87°F) and an average of 16°C (60°F). June also has a slightly higher total precipitation of 75 mm across 11 days, while maintaining a similar humidity level of 80%. For more specific details on weather conditions in June, you can visit Hook Norton weather in June.

When comparing the weather in September to that of July, notable differences emerge. September experiences a wider temperature range, with minimums dropping to 2°C (37°F) and maximums reaching up to 29°C (85°F). In contrast, July boasts consistently warmer temperatures, with lows of 6°C (44°F) and highs soaring to 35°C (95°F). While both months see a fair amount of precipitation, September records 61 mm (2.4 in) over 8 rainy days, compared to July's 71 mm (2.8 in) spread over 12 days. Additionally, September tends to feel more humid at 82%, while July's humidity is relatively lower at 71%. For those looking to explore the nuances of July weather, please visit Hook Norton weather in July.

In September, the temperatures exhibit a noticeable decline compared to August, with minimums dropping to 2°C (37°F) and average highs reaching 29°C (85°F), compared to August's low of 7°C (45°F) and maximums of 34°C (93°F). Additionally, September experiences more precipitation over fewer days—61 mm (2.4 in) across 8 days—while August sees a higher total of 74 mm (2.9 in) spread over 13 days. Humidity is slightly higher in September at 82%, compared to August's 76%. For more detailed information, you can check Hook Norton weather in August.

September experiences a wider temperature range, with minimums at 2°C and maximums reaching up to 29°C, resulting in an average of 14°C. In contrast, October sees cooler temperatures, with a minimum of 0°C and a maximum of 23°C, averaging at 11°C. Additionally, October tends to be wetter, recording 92 mm of precipitation over 13 days compared to September's 61 mm over 8 days. The humidity also rises in October to 90% from September's 82%, making the air feel even cooler. For a more detailed view, check out Hook Norton weather in October.

September and November exhibit notable differences in weather patterns. September typically offers warmer temperatures, with averages reaching up to 14°C (58°F) and a maximum of 29°C (85°F), while November cools down significantly, with average temperatures around 7°C (46°F) and a maximum of 17°C (62°F). Precipitation levels are slightly higher in November at 64 mm (2.5 in) over 13 days compared to September's 61 mm (2.4 in) over just 8 days, indicating a trend toward wetter conditions as autumn progresses. Additionally, humidity levels rise from 82% in September to 92% in November, contributing to a chillier and more damp atmosphere as winter approaches. For more details, you can check Hook Norton weather in November.

In September, temperatures range from a minimum of 2°C (37°F) to a maximum of 29°C (85°F), with an average of 14°C (58°F). The month experiences 61 mm (2.4 inches) of precipitation over about 8 days, accompanied by a relatively high humidity level of 82%. In contrast, December brings much cooler weather, with temperatures dropping to a minimum of -7°C (20°F) and only reaching a maximum of 14°C (58°F), resulting in an average temperature of 6°C (43°F). The precipitation in December increases to 85 mm (3.4 inches) spread over 15 days, and the humidity rises to 92%. For more detailed information about the weather in December, visit Hook Norton weather in December.

Compare Hook Norton's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Hook Norton

As September rolls in, Hook Norton experiences a remarkable transition, shedding the peak summer warmth and welcoming the gentle embrace of autumn. The weather is characterized by mild temperatures that bring a refreshing reprieve from the summer heat, while humidity levels hover at a notable 82%. Though rainfall makes its mark with occasional showers spread across about a week, it serves to rejuvenate the lush English countryside. This blend of pleasant warmth and increased precipitation distinctively sets September apart from the drier months of summer, creating an inviting atmosphere perfect for outdoor explorations. For a deeper dive into the weather patterns of this charming locale, check out Hook Norton Climate.