October Weather in Chichester, United Kingdom

Last updated: March 17, 2025

October in Chichester, United Kingdom showcases a typically mild yet damp climate. With maximum temperatures reaching around 20°C (68°F) and an average of 14°C (57°F), the month delivers a comfortable atmosphere, though evenings can bring a chill with lows dipping to 5°C (42°F). Visitors should be prepared for a wet experience, as precipitation totals 126 mm (5.0 in) over approximately 16 days, contributing to a high humidity level of 90%. This combination of factors creates a distinctively autumnal setting, ideal for enjoying the vibrant fall foliage while staying cozy indoors during the rain.

October Temperature in Chichester

As October arrives in Chichester, United Kingdom, temperatures begin to shift into the cooler autumn months. With a minimum of 5°C (42°F) and an average of 14°C (57°F), this month strikes a balance between the lingering warmth of summer and the crispness of winter. Highs can reach up to 20°C (68°F), providing pleasant days perfect for outdoor activities or exploring local attractions. Compared to the previous month, where September enjoyed milder highs of 23°C (74°F), October marks a gradual descent into chillier weather. As the leaves fall and nature transitions, October’s temperatures reflect a delightful change, inviting residents and visitors alike to embrace the cozy spirit of autumn.

October Weather in Chichester: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Chichester, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec444546495460646461575147
Data source: Temperature data for Chichester 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.

October Precipitation in Chichester

October brings a notable uptick in precipitation to Chichester, United Kingdom, with an average of 126 mm (5.0 in) spread across 16 rainy days. This makes it one of the wettest months of the year, significantly surpassing the more temperate conditions seen in the preceding months. The steady increase in rainfall from September to October indicates a shift into the wetter autumn months, setting the stage for the even higher figures recorded in November and December. As temperatures begin to drop, the persistent rain can transform the landscape, offering vibrant autumn colors while also reminding residents to prepare for the increased moisture that defines the season.

October Precipitation Trends in Chichester

The chart displays monthly precipitation patterns in Chichester, with values for each month alongside October's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec75827331517159836112698131
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Chichester

In October, Chichester experiences a significant jump in humidity, reaching a notable 90%. This rise marks a return to the higher levels typical of the earlier months, particularly aligning closely with the 91% seen in January. Following the drier summer months of July and August, where humidity dipped to 71% and 76% respectively, October's moisture levels serve as a precursor to the winter months, which consistently hover around 92%. This trend underscores the transition from the mild autumn to the damp chill of late fall, making October a pivotal month in Chichester's climatic rhythm.

October Average Humidity in Chichester

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

October UV Index in Chichester

In October, Chichester experiences a moderate UV Index of 4, reflecting a transition from the higher indices of summer to the cooler autumn months. With a burn time of 30 minutes, this month serves as a reminder to be cautious when enjoying the outdoors, particularly during peak sunlight hours. This slight decrease in UV radiation signals a shift in the seasons, following the robust values of 8 in July and June and 7 in May and August. As the days shorten and temperatures drop, residents can relish the pleasant autumn scenery while remaining mindful of their sun exposure. For more insights on UV levels throughout the year, check Chichester UV Index.

Maximum UV Index Levels in Chichester for October

The chart shows the monthly maximum UV Index (UVI) for Chichester in October, 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.
JanFebMarAprMayJunJulAugSepOctNovDec224678876421
Data source: Chichester October 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.

October Sunshine in Chichester

As October unfolds in Chichester, the city basks in 254 hours of soothing sunlight, marking a significant shift from the vibrant glow of summer. With the days growing shorter, the sun's presence begins to fade when compared to the peak of July's 424 hours. However, October still shines brighter than the colder months ahead, such as November and December, and stands as a reminder of the lush light that preceded it. This seasonally-adjusted brightness offers a gentle transition, as autumn leaves start to paint the landscape, providing a picturesque backdrop to the diminishing daylight. October's sunlight plays a vital role in supporting the festive atmosphere, enhancing the warmth of community gatherings and the beauty of nature’s transformation.

Monthly Sunshine Duration in Chichester: October Highlighted

The October sunshine duration represents the total number of hours Chichester experiences direct sunlight during the month of October, excluding cloudy or obstructed periods. This chart compares the sunshine duration of October with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec105h151h226h346h415h410h424h387h322h254h161h120h
Data source: Chichester October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Chichester During October

In Chichester, October brings a 31% chance of sunny weather, a slight dip from the peak of 58% in April. The month strikes a balance between the lingering warmth of summer and the onset of autumnal chills. While there are sunnier months like March and April, October still offers a respectable opportunity for bright days amidst the colorful fall foliage. This modest chance of sunshine fits into a broader trend of decreasing sun likelihood as the year progresses, making those sunny October days even more precious as winter looms on the horizon. So, if you're planning outdoor activities this month, keep your fingers crossed for those golden rays!

Percentage of Sunny Days in October in Chichester

The chart illustrates the percentage of sunny days in Chichester throughout the year, with October 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 Chichester experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec21%26%40%58%42%31%43%35%37%31%38%21%
Data source: Chichester October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Chichester in October

As the days wane from the long, sun-soaked hours of summer, October in Chichester, United Kingdom, marks a distinct shift in daylight duration, providing around 10 hours of daylight. Following the vibrant light of May and June, which see a generous 15 to 16 hours of sunshine, October's shorter days remind us of the seasonal transitions ahead. This gradual decline continues into the months of November and December, where daylight diminishes further to 8 hours. The earlier twilight encourages a sense of coziness, inviting locals to embrace the changing landscape while preparing for the winter months ahead. Overall, the trend illustrates a striking rhythm of light throughout the year, reflecting the unique beauty of each season.

Average Daylight Hours in Chichester for October

The chart illustrates the variation in daylight duration in Chichester throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 29m10h 1m11h 55m13h 51m15h 32m16h 25m15h 57m14h 26m12h 34m10h 38m8h 55m8h
Data source: Chichester daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Chichester

In October, the winds in Chichester pick up slightly as the autumn season sets in, bringing an average wind speed of 6.8 m/s (15 mph). This marks a subtle resurgence compared to the milder gusts of June and July, where winds dipped to their lowest at 4.3 m/s (10 mph) and 5.0 m/s (11 mph) respectively. As we transition from the balmy days of summer, October’s breezy conditions provide a refreshing change, indicating nature’s shift towards winter. While the winds never quite reach the heights of January's 7.1 m/s, the invigorating October breeze lingers as a harbinger of seasonal change, echoing the dynamic climatic rhythms of this charming coastal town.

Average October Wind Speed in Chichester

The chart displays monthly wind speed patterns in Chichester, with values for each month shown alongside October's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how October's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec7.17.56.25.26.54.35.05.85.26.8 m/s5.97.0
Data source: Chichester October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Chichester Compares to Other Months

The weather in Chichester changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of October's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Chichester and find detailed weather information for every month.

October weather is generally milder than January, with average temperatures ranging from a minimum of 5°C (42°F) to a maximum of 20°C (68°F). In contrast, January's temperatures are cooler, with an average range of 1°C (33°F) to 13°C (55°F). October also experiences more precipitation, totaling 126 mm (5.0 in) over 16 days, compared to January's 75 mm (2.9 in) across 12 days. Humidity levels remain quite similar between the two months, with October at 90% and January slightly higher at 91%. For a more detailed look at January weather in Chichester, check this link: Chichester weather in January.

In comparing the weather of October and February, October tends to be milder with temperatures ranging from a minimum of 5°C (42°F) to a comfortable average of 14°C (57°F) and a maximum of 20°C (68°F). In contrast, February experiences colder temperatures, with lows reaching -2°C (29°F) and an average of 7°C (45°F), peaking at just 12°C (54°F). While October is marked by higher precipitation, totaling 126 mm (5.0 in) over 16 days, February sees less rainfall at 82 mm (3.2 in) across 13 days. Humidity levels are nearly similar, with October at 90% and February at 89%. For more specific details about February weather in Chichester, you can check this link: Chichester weather in February.

October and March present distinct weather characteristics. In October, temperatures range from a minimum of 5°C (42°F) to a comfortable maximum of 20°C (68°F), with an average of 14°C (57°F). This month typically experiences higher precipitation, averaging 126 mm (5.0 in) over about 16 days, and humidity levels are relatively high at 90%. In contrast, March is cooler, with temperatures dipping as low as -2°C (29°F) and peaking at 13°C (56°F), resulting in an average temperature of 8°C (46°F). Rainfall is also less in March, at 73 mm (2.9 in) across 14 days, while humidity stands at 86%. For a more detailed look at the weather in March, check out Chichester weather in March.

When comparing the weather in October and April, one can notice distinct differences in temperature and precipitation. October tends to be warmer, with average temperatures ranging from a minimum of 5°C (42°F) to a maximum of 20°C (68°F), while April is cooler, with temperatures ranging from 2°C (35°F) to 17°C (62°F). In terms of precipitation, October is significantly wetter, receiving 126 mm (5.0 in) over 16 days, compared to April's 31 mm (1.2 in) over just 6 days. Furthermore, October has a higher humidity level at 90% compared to April's 85%. For more detailed information, you can check Chichester weather in April.

When comparing the weather in October to that of May, a few notable differences emerge. Both months share a maximum temperature of 20°C (68°F), but October tends to be warmer on average at 14°C (57°F), compared to May’s average of 12°C (54°F). Additionally, October experiences significantly higher precipitation with 126 mm (5.0 in) over 16 days, unlike May, where only 51 mm (2.0 in) falls over 10 days. The humidity level is also higher in October at 90%, while May enjoys a more comfortable 79%. Overall, October is characterized by more rain and humidity, making it feel much wetter compared to the drier conditions of May. For more detailed information, check out Chichester weather in May.

October and June present notably different weather patterns. In June, temperatures typically range from a minimum of 10°C (50°F) to a maximum of 22°C (72°F), creating a mild and pleasant atmosphere with an average of 15°C (60°F). The month sees relatively low precipitation of about 70 mm (2.8 in) over just 9 days and maintains a humidity level around 80%, which feels comfortable. On the other hand, October experiences cooler temperatures, with a minimum of 5°C (42°F) and a maximum of 20°C (68°F), averaging 14°C (57°F). It is also significantly wetter, with 126 mm (5.0 in) of rainfall over 16 days and higher humidity at 90%. Such differences highlight the transition from the warmth of early summer to the crispness of autumn. For more details on June weather, check Chichester weather in June.

When comparing the weather in October to July, October typically experiences cooler temperatures with a minimum of 5°C (42°F) and an average of 14°C (57°F), while July enjoys warmer conditions with a minimum of 13°C (55°F) and an average of 18°C (64°F). Additionally, October is much wetter, receiving 126 mm (5.0 in) of precipitation over 16 days, compared to July's 59 mm (2.3 in) over 11 days. The humidity in October also reaches a higher level at 90% compared to July's 71%, contributing to a distinctly different feel in the atmosphere. For more details on the weather patterns during this month, visit Chichester weather in July.

October weather is noticeably cooler compared to August, with temperatures ranging from a minimum of 5°C (42°F) to a maximum of 20°C (68°F), while August enjoys milder conditions with temperatures between 12°C (53°F) and 25°C (77°F). The average temperature in October is around 14°C (57°F), significantly lower than August's average of 18°C (64°F). Additionally, October experiences more precipitation, totaling 126 mm (5.0 in) over 16 days, compared to August's 83 mm (3.3 in) over 12 days, contributing to October's higher humidity level of 90% versus August's 76%. For a more detailed look at August weather, you can visit Chichester weather in August.

In comparing the weather between September and October, we can see a notable shift in temperature and precipitation patterns. September boasts milder temperatures, with a minimum of 9°C (49°F), an average of 16°C (62°F), and a maximum of 23°C (74°F). However, as October rolls in, temperatures drop significantly, reaching a minimum of 5°C (42°F) and an average of 14°C (57°F), peaking at 20°C (68°F). Additionally, October experiences a considerable increase in precipitation, totaling 126 mm (5.0 in) over 16 days, compared to September's 61 mm (2.4 in) across just 10 days. The humidity also rises in October, reaching 90% compared to September's 82%. For more details, check out Chichester weather in September.

October and November exhibit notable shifts in weather patterns. In October, daytime temperatures average around 14°C (57°F), with a maximum of 20°C (68°F), while November sees a drop in averages to 10°C (51°F) and a maximum of 16°C (61°F). Precipitation is slightly more abundant in October, totaling 126 mm (5.0 in) compared to November’s 98 mm (3.9 in), although both months share similar rainfall frequency of 16 days. Humidity levels remain high in both months, with November being slightly more humid at 92% compared to October’s 90%. For more detailed information, you can visit Chichester weather in November.

In comparing the weather between October and December, we see a noticeable drop in temperature. October features a minimum of 5°C (42°F) and an average of 14°C (57°F), while December has a lower minimum of 1°C (34°F) and an average of 8°C (47°F). Precipitation levels are quite similar, with October experiencing 126 mm (5.0 in) over 16 days and December slightly higher at 131 mm (5.2 in) across 17 days. Humidity increases marginally from October's 90% to December's 92%, indicating a more moisture-laden atmosphere as winter approaches. For more specific details about December weather, you can check Chichester weather in December.

Compare Chichester's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Chichester

As October arrives in Chichester, the weather undergoes a noticeable transformation, transitioning from the warmth of summer to a more brisk and humid atmosphere. With average temperatures dropping to a comfortable yet cooler level, the month often brings refreshing days contrasted by chillier nights, inviting cozy sweaters and warm drinks. While rain becomes more frequent, with several days of precipitation, it adds a vibrant touch to the autumn landscape, enhancing the charm of the historic city. This combination of increased humidity and typical autumnal conditions sets October apart from the drier, warmer summer months, making it an ideal time to experience Chichester's seasonal beauty. For a deeper insight into the climate patterns, visit Chichester Climate.