September Weather in Sandwich, United Kingdom

Last updated: March 17, 2025

In September, the weather in Sandwich, United Kingdom, offers a delightful transition into autumn, characterized by a maximum temperature reaching 25°C (77°F) and a milder average of 16°C (61°F). Early in the month, warm days give way to cooler evenings, with minimum temperatures dipping to 6°C (44°F). Rainfall is a common sight, with 46 mm (1.8 inches) accumulating over roughly 9 days, contributing to a humidity level of around 80%. This blend of warm days and occasional drizzle makes September a picturesque time to experience the charm of Sandwich, perfect for outdoor strolls amid the changing foliage.

September Temperature in Sandwich

In September, Sandwich, United Kingdom, experiences a pleasant transition from the warmth of summer to the cooler autumn months. With minimum temperatures averaging around 6°C (44°F) and maximums peaking at 25°C (77°F), locals enjoy mild days that are perfect for outdoor activities. The overall average temperature of 16°C (61°F) signals the gradual shift in seasons, making it a comfortable time for exploring the charming coastal town. As the month progresses, you'll notice a decline in warmth compared to the peak summer months, yet the temperatures remain inviting, reflecting a delightful blend of late summer and early autumn.

September Weather in Sandwich: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Sandwich, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec424446495561646461554945
Data source: Temperature data for Sandwich generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Sandwich

In September, Sandwich, United Kingdom, experiences a moderate decline in precipitation, with 46 mm (1.8 in) of rain falling over 9 days. This marks a noticeable decrease compared to the wetter months of August and the upcoming October, where precipitation amounts peak at 72 mm (2.8 in) and 88 mm (3.5 in) respectively. The transition from summer to autumn is evident, as September's precipitation is the lowest since April, which recorded just 27 mm (1.1 in). Overall, this month hints at the cooling weather and the gradual shift toward the wetter fall season, signaling a change in the region's climate pattern.

September Precipitation Trends in Sandwich

The chart displays monthly precipitation patterns in Sandwich, 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.
JanFebMarAprMayJunJulAugSepOctNovDec576051276055517246896096
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Sandwich

As autumn approaches in Sandwich, United Kingdom, September brings a slight uptick in humidity, rising to 80% after the summer months. This increase follows a gradual decline from the peak summer humidity of 76% in July and 73% in August. The transition towards cooler weather is evident as humidity levels begin to approach those of the wetter fall months ahead, which average around 89% in October and peak at 92% during the winter months. This pattern reflects a typical shift as the region prepares for the rainy days of autumn, balancing the calmer, dry summer air with the beginning of the wet season.

September Average Humidity in Sandwich

This chart illustrates the average monthly humidity levels in Sandwich, 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%82%81%76%73%80%89%92%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Sandwich

In September, Sandwich, United Kingdom, experiences a moderate UV Index of 5, making it essential for sun safety awareness as summer transitions into autumn. This level of UV exposure signifies a burn time of 30 minutes, highlighting the need for protective measures, especially during midday hours. Compared to the very high indices of July and August, September's values indicate a slight easing, yet they remain significant enough for outdoor enthusiasts to take precautions. As the days grow shorter and temperatures drop, don't forget that UV rays can still pose a threat. For more details on the UV Index throughout the year, check out Sandwich UV Index.

Maximum UV Index Levels in Sandwich for September

The chart shows the monthly maximum UV Index (UVI) for Sandwich 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.
JanFebMarAprMayJunJulAugSepOctNovDec124578875421
Data source: Sandwich 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 Sandwich

September in Sandwich, United Kingdom, showcases a delightful transition as summer wanes and autumn gently approaches. With 326 hours of sunshine, this month continues the trend of plentiful light, albeit with a noticeable dip compared to the sun-drenched days of July (422 hours) and June (416 hours). Following the energetic glow of July and the vibrant warmth of August (398 hours), September invites residents and visitors alike to enjoy its mild days while still relishing an abundance of sunlight, ideal for strolls along the picturesque coastline or exploring the charming historic town. As the season shifts, this month strikes a balance between the lingering warmth of summer and the crispness that heralds the onset of fall.

Monthly Sunshine Duration in Sandwich: September Highlighted

The September sunshine duration represents the total number of hours Sandwich 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.
JanFebMarAprMayJunJulAugSepOctNovDec95h157h234h351h414h416h422h398h326h248h163h117h
Data source: Sandwich September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Sandwich During September

As September rolls into Sandwich, United Kingdom, the likelihood of enjoying sunny weather remains a pleasant prospect, with a 36% chance of sunshine. This figure aligns closely with the summer months of July and August, indicating a commendable persistence of fair weather as autumn approaches. Interestingly, while the chances of sunny days begin to decline compared to the peak of spring with a strong 49% in April, September maintains a steady sunlight opportunity, suggesting that locals and visitors alike can still relish those golden rays before the chill of October sets in. Embrace the lingering warmth of summer as September offers a delightful transition for outdoor activities and scenic strolls!

Percentage of Sunny Days in September in Sandwich

The chart illustrates the percentage of sunny days in Sandwich 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 Sandwich experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec18%27%35%49%37%31%41%36%36%29%29%19%
Data source: Sandwich September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Sandwich in September

As September unfolds in Sandwich, United Kingdom, the days gradually begin to shorten, offering around 12 hours of daylight. This transition marks a notable decline from the peak of 16 hours in June and July, signaling the approach of autumn. The month serves as a gentle reminder of nature's rhythms, as daylight wanes gradually from the vibrant 15 hours of May. Following the longer days of summer, the decrease in light during September creates an inviting atmosphere for cozy evenings, while still allowing for ample time to enjoy the outdoors before the days shorten even further in October. This trend reflects a familiar cycle, where the summer's brightness gives way to the softer light of autumn, setting the stage for the changing seasons ahead.

Average Daylight Hours in Sandwich for September

The chart illustrates the variation in daylight duration in Sandwich throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 26m9h 59m11h 55m13h 53m15h 35m16h 29m16h14h 28m12h 34m10h 37m8h 52m7h 56m
Data source: Sandwich daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Sandwich

As September settles in Sandwich, United Kingdom, the average wind speed drops to 4.4 m/s (10 mph), heralding a gentle transition into autumn. This month exhibits a slight decrease compared to the summer highs, with wind speeds peaking at 5.1 m/s (11 mph) in August. Despite September's calmer breezes, it remains a part of a pattern where early autumn often brings modest wind conditions following the more invigorating gusts of spring and early summer. As the year progresses, wind speeds gradually increase again into the colder months, hinting at the swirling winds of October and beyond, which remind us that change is always in the air.

Average September Wind Speed in Sandwich

The chart displays monthly wind speed patterns in Sandwich, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.56.15.44.95.23.84.55.14.4 m/s5.94.95.6
Data source: Sandwich September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Sandwich Compares to Other Months

The weather in Sandwich 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 Sandwich and find detailed weather information for every month.

In September, the weather is relatively mild, with average temperatures ranging from a minimum of 6°C (44°F) to a maximum of 25°C (77°F) and an average of 16°C (61°F). The month experiences about 46 mm (1.8 in) of precipitation over approximately 9 days, accompanied by a humidity level of 80%. In stark contrast, January presents a much colder climate, with temperatures dropping to a minimum of -3°C (27°F) and peaking at 13°C (56°F), resulting in an average of 6°C (43°F). Precipitation increases to 57 mm (2.3 in) over approximately 11 days, and the humidity rises to 91%. For those interested in a detailed overview of January conditions, you can check Sandwich weather in January.

When comparing the weather in September and February, it's evident that February is significantly colder. September typically enjoys temperatures ranging from a minimum of 6°C (44°F) to a maximum of 25°C (77°F), with an average temperature of 16°C (61°F). Conversely, February's temperatures dip much lower, with a minimum of -4°C (26°F) and an average of only 7°C (44°F), peaking at 15°C (59°F). Additionally, February experiences more precipitation, with 59 mm (2.3 in) over about 13 days, compared to September's 46 mm (1.8 in) over 9 days, and higher humidity levels at 89% in February versus 80% in September. For more detailed information regarding February weather, you can check Sandwich weather in February.

September and March exhibit distinct weather patterns reflective of their transitional seasons. In September, temperatures range from a minimum of 6°C (44°F) to a comfortable maximum of 25°C (77°F), with an average of 16°C (61°F). The month experiences relatively moderate rainfall, totaling 46 mm (1.8 in) over about 9 days, coupled with a humidity level of 80%. In contrast, March tends to be cooler, with temperatures ranging from a minimum of -4°C (25°F) to a maximum of 19°C (66°F), averaging at 8°C (46°F). Rainfall is slightly higher at 51 mm (2.0 in) across 12 days, and humidity increases to 86%. For a more detailed look at March weather, you can visit Sandwich weather in March.

In comparing the weather in September and April, we see distinct differences in temperature and precipitation patterns. September typically boasts a milder climate with average temperatures ranging from a minimum of 6°C (44°F) to a maximum of 25°C (77°F), while April is cooler, with temperatures ranging from 1°C (34°F) to 21°C (70°F). Additionally, September receives more precipitation, totaling 46 mm (1.8 in) over about 9 days, compared to April's 27 mm (1.1 in) across 6 days. Humidity levels are also slightly higher in April at 85%, compared to 80% in September. For a detailed look at the weather conditions in April, you can refer to Sandwich weather in April.

September generally offers warmer temperatures than May, with average highs of 25°C (77°F) compared to May's 23°C (73°F). The minimum temperatures are slightly higher in September, averaging 6°C (44°F) against May's 3°C (38°F), providing a more comfortable climate towards the end of summer. However, May experiences more rainfall, with an average of 60 mm (2.4 in) over 11 days, while September sees only 46 mm (1.8 in) over 9 days. Additionally, humidity levels are slightly higher in May at 82% compared to 80% in September. For more detailed information about May weather, you can visit Sandwich weather in May.

In comparing the weather of September and June, we see some notable differences. September typically starts with cooler temperatures, featuring a minimum of 6°C (44°F) and a maximum of 25°C (77°F), while June boasts slightly warmer conditions with a minimum of 9°C (48°F) and a maximum of 28°C (83°F). Although both months experience around 9 days of precipitation, September has a total of 46 mm (1.8 in) compared to June's 55 mm (2.2 in). Humidity levels are quite similar, hovering around 80% in September and 81% in June. For more detailed information about June weather in this region, you can visit Sandwich weather in June.

When comparing the weather in September and July, we notice distinct differences in temperature and conditions. September sees cooler temperatures, with a minimum of 6°C (44°F) and a maximum of 25°C (77°F), while July enjoys warmer temperatures, boasting a minimum of 11°C (52°F) and a maximum of 33°C (92°F). In terms of precipitation, September has slightly less rainfall at 46 mm (1.8 in) over 9 days, compared to July's 51 mm (2.0 in) over 11 days. Both months experience high humidity, but September is marginally more humid at 80% compared to July's 76%. For a detailed look at July's weather patterns, visit Sandwich weather in July.

In comparing the weather between September and August, we observe a noticeable shift in temperatures and precipitation patterns. September experiences cooler temperatures, with a minimum of 6°C (44°F) and an average of 16°C (61°F), while August is warmer, registering a minimum of 11°C (51°F) and an average of 18°C (65°F). The maximum temperatures in August reach up to 31°C (89°F), significantly higher than September's peak of 25°C (77°F). Precipitation also varies, with September receiving 46 mm (1.8 in) of rain over 9 days compared to August's 72 mm (2.8 in) over 11 days. Additionally, September brings higher humidity levels at 80% compared to August's 73%. For a more detailed look at the weather during this time, you can check Sandwich weather in August.

In September, the weather is generally milder, with average temperatures reaching up to 16°C (61°F) and maximums of 25°C (77°F), while experiencing about 46 mm (1.8 in) of precipitation over 9 days. By contrast, October sees a drop in average temperatures to 13°C (56°F) and maxima of 22°C (72°F), along with increased precipitation totaling 88 mm (3.5 in) over 13 days. The humidity also remains higher in October at 89%, compared to 80% in September. For more detailed information, you can check out Sandwich weather in October.

In comparing the weather between September and November, September tends to be milder with temperatures ranging from a minimum of 6°C (44°F) to a maximum of 25°C (77°F), resulting in a more pleasant average of 16°C (61°F). The month experiences relatively low precipitation at 46 mm (1.8 in) over about 9 days, and humidity levels are comfortable at 80%. In contrast, November brings cooler temperatures, with a minimum of 2°C (36°F) and a maximum of 17°C (63°F), leading to a lower average of 9°C (49°F). Additionally, November sees higher precipitation levels at 60 mm (2.3 in) across 12 days and increased humidity at 92%. This stark contrast highlights the transition from early autumn warmth to the chill of late fall. For more specific details on the weather in November, visit Sandwich weather in November.

September and December present a striking contrast in weather conditions. In September, temperatures range from a mild 6°C (44°F) at night, peaking at 25°C (77°F) during the day, with an average temperature of 16°C (61°F). The month generally sees about 46 mm (1.8 in) of precipitation over 9 days, coupled with a relatively comfortable humidity level of 80%. In contrast, December experiences a significant drop in temperatures, with minimums of 0°C (33°F) and a maximum of 14°C (58°F), yielding an average temperature of just 7°C (45°F). This month is wetter, too, with around 96 mm (3.8 in) of rain spread across 14 days, and humidity rises to 92%. For more insights into the weather in December, check out Sandwich weather in December.

Compare Sandwich's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Sandwich

As summer gives way to autumn, September's weather in Sandwich presents a refreshing shift that contrasts with the warmer months. With an average temperature of 16°C, the days are pleasantly mild, while cooler evenings remind us of the approaching fall. Precipitation becomes more frequent, with about nine days of rain, contributing to a noticeable increase in humidity that hovers around 80%. This transitional month creates a unique atmosphere that invites both exploration and cozy indoor activities. For those interested in a deeper dive into seasonal trends, feel free to check Sandwich Climate.