August Weather in Chichester, United Kingdom

Last updated: March 17, 2025

Experience the delightful August weather in Chichester, United Kingdom, where temperatures reach a maximum of 25°C (77°F) and hover around a pleasant average of 18°C (64°F). Amidst this warmth, occasional rain brings a refreshing touch, with precipitation measuring 83 mm (3.3 in) over 12 days, contributing to an overall humidity level of 76%. Whether you're exploring the charming streets or enjoying the picturesque countryside, Chichester's late summer climate offers a perfect blend of warmth and refreshing rain, making it an ideal time to visit.

August Temperature in Chichester

In August, Chichester basks in the warmth of summer, with temperatures typically ranging from a minimum of 12°C (53°F) to a maximum of 25°C (77°F). This month sees an inviting average temperature of 18°C (64°F), marking it as one of the warmest times of the year. Following the milder July, which also boasts comfortable conditions, August continues the trend of pleasant summer weather, offering residents and visitors alike ample opportunities to enjoy outdoor activities and explore the scenic charm of the area. As summer gracefully transitions to autumn, Chichester delights in these balmy August days that promise a perfect blend of sunshine and moderate warmth.

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

The chart illustrates August 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.

August Precipitation in Chichester

August in Chichester, United Kingdom, typically ushers in a significant uptick in precipitation, with 83 mm (3.3 in) of rain falling over approximately 12 days. This amount marks a notable increase from the drier summer months of June and July, which averaged a lower total of 70 mm and 59 mm, respectively. As the summer begins to give way to autumn, August often brings the last of the warm-weather showers, contributing to a cumulative total that ramps up ahead of the wetter months like October, which averages 126 mm (5.0 in). This shift in precipitation patterns underscores the transition to the wetter season, making August a pivotal month in Chichester's climate narrative.

August Precipitation Trends in Chichester

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

In August, Chichester experiences a humidity level of 76%, marking a noticeable dip from the more humid summer months of July. This decline follows a trend of decreasing humidity from May onward, where the peak summer humidity gradually gives way to more comfortable conditions. Despite August's lower numbers, it remains relatively humid compared to early spring months. As the city transitions into autumn, humidity begins to rise again, hinting at the wetter and chillier months ahead, particularly with September seeing an increase back to 82%. Overall, August serves as a brief reprieve from the peak summer humidity, embracing a blend of warmth and moderate moisture in the air.

August Average Humidity in Chichester

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

August UV Index in Chichester

In August, Chichester experiences a UV Index of 7, placing it in the high exposure category with a burn time of just 25 minutes. This marks a slight decrease from the peak UV levels seen in June and July, which both peaked at 8, indicating a period of very high UV exposure. As summer transitions into autumn, September follows with a UV Index of 6, still requiring caution. This trend highlights the importance of protecting your skin, especially during the warmer months when UV radiation levels can lead to increased risk of burns. For more detailed insights on UV levels throughout the year, check out Chichester UV Index.

Maximum UV Index Levels in Chichester for August

The chart shows the monthly maximum UV Index (UVI) for Chichester in August, 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 August 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.

August Sunshine in Chichester

August in Chichester, United Kingdom, offers a delightful transition between the summer's peak and the impending autumn chill, with 387 hours of sunshine. This month typically experiences a slight decline from July's high of 424 hours, yet it remains a standout in the annual sunshine chart. As the summer progresses, sunshine hours gradually taper off from the 415 hours of May, but August still shines brightly compared to the earlier months, such as January's mere 105 hours. This downward trend continues into September; however, August serves as a reminder of the warmth and vibrant daylight of the summer season, making it an ideal time for outdoor enjoyment before the days shorten further.

Monthly Sunshine Duration in Chichester: August Highlighted

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

Chance of Sun in Chichester During August

In Chichester, August offers a 35% chance of sunny weather, making it one of the more favorable months for sunshine. This figure shows a slight dip from July's 43%, signaling a summer shift but still maintains a brighter outlook than earlier months like June and May. As the year progresses, the likelihood of sunny days increases noticeably from the dreariness of January and February, peaking in April at 58%. However, August captures a pleasant balance, providing opportunities for outdoor activities amidst the unpredictable British weather. With a slightly lower chance than surrounding months, it remains a quintessential summer month where residents and visitors alike can soak in the sun before autumn approaches.

Percentage of Sunny Days in August in Chichester

The chart illustrates the percentage of sunny days in Chichester throughout the year, with August 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 August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Chichester in August

In August, Chichester enjoys a pleasant 14 hours of daylight, marking the tail end of the summer season. This month showcases a gradual decline from the peak of 16 hours in June, as the long, sunlit days begin to shorten. Following July's slightly decreased daylight of 15 hours, August continues this trend, foreshadowing the transition into fall. As the daylight hours ebb, the vibrant hues of late summer create a picturesque backdrop, making it a perfect time for outdoor activities before the days dwindle to 12 hours in September. This gradual reduction serves as a reminder of the cyclical nature of the seasons in this charming coastal city.

Average Daylight Hours in Chichester for August

The chart illustrates the variation in daylight duration in Chichester throughout the year, with August 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.

August Winds in Chichester

In Chichester, August brings a gentle breeze with an average wind speed of 5.8 m/s (13 mph), marking a subtle shift in the seasonal wind dynamics. As summer winds down, the gusts are milder compared to the brisker months of January and February, where average speeds peak at 7.1 m/s and 7.5 m/s, respectively. This month’s wind speed shows a slight rise from July's 5.0 m/s, reflecting a gradual transition as the landscape prepares for autumn. Following August, wind speeds are expected to hover around 5.2 m/s in September before picking up again into October. Overall, this pattern suggests a seasonal rhythm, with Chichester's winds ebbing and flowing as the year progresses, offering a refreshing respite during the warm summer days while hinting at the invigorating breezes to come.

Average August Wind Speed in Chichester

The chart displays monthly wind speed patterns in Chichester, with values for each month shown alongside August's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how August's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec7.17.56.25.26.54.35.05.8 m/s5.26.85.97.0
Data source: Chichester August wind data, generated using information from the Copernicus Climate Change Service.

How August 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 August'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.

August and January present stark contrasts in weather conditions. In August, temperatures range from a mild 12°C (53°F) at night to a comfortable 25°C (77°F) during the day, with an average temperature of 18°C (64°F). The month experiences moderate rainfall, totaling 83 mm (3.3 in) over 12 days, accompanied by a humidity level of 76%. Conversely, January brings much cooler weather, with temperatures dipping to a minimum of 1°C (33°F) and peaking at 13°C (55°F), averaging just 7°C (44°F). Despite slightly less precipitation at 75 mm (2.9 in), January's 12 rainy days combined with higher humidity at 91% create a distinctly chilly atmosphere. For more insights, you can check Chichester weather in January.

When comparing the weather in August and February, it's clear that these months present quite different climates. August typically enjoys milder temperatures with a minimum of 12°C (53°F) and an average of 18°C (64°F), peaking at 25°C (77°F). In contrast, February experiences much colder conditions, with temperatures ranging from a minimum of -2°C (29°F) to a maximum of 12°C (54°F) and an average of 7°C (45°F). While precipitation amounts are similar—83 mm (3.3 in) in August and 82 mm (3.2 in) in February—February sees slightly more rainy days at 13 compared to August's 12 days. Additionally, February's humidity is higher at 89%, compared to 76% in August. For more detailed information on February weather, you can visit Chichester weather in February.

In August, temperatures in Chichester range from a pleasant minimum of 12°C (53°F) to a comfortable maximum of 25°C (77°F), with an average of 18°C (64°F). The month sees about 83 mm (3.3 in) of precipitation over approximately 12 days, along with a humidity level of 76%. In contrast, March experiences much cooler weather, with temperatures ranging from a minimum of -2°C (29°F) to a maximum of 13°C (56°F), averaging around 8°C (46°F). March also records about 73 mm (2.9 in) of precipitation across 14 days, accompanied by a higher humidity of 86%. For more specific details, you can check Chichester weather in March.

When comparing the weather in April and August, it's clear that August is significantly warmer. In August, temperatures range from a minimum of 12°C (53°F) to a maximum of 25°C (77°F), with an average temperature of 18°C (64°F). In contrast, April experiences much cooler temperatures, with a minimum of 2°C (35°F), a maximum of 17°C (62°F), and an average of only 9°C (49°F). Additionally, August sees more precipitation overall, with 83 mm (3.3 in) of rainfall over roughly 12 days, compared to April's 31 mm (1.2 in) over 6 days. Interestingly, April has slightly higher humidity at 85%, while August's humidity averages around 76%. For a more detailed look at the weather in April, you can visit Chichester weather in April.

In comparing the weather in August and May, August typically enjoys milder temperatures, ranging from a minimum of 12°C (53°F) to a maximum of 25°C (77°F), with an average of 18°C (64°F). This month experiences more precipitation, totaling 83 mm (3.3 in) over about 12 days, accompanied by a humidity level of 76%. In contrast, May is cooler, with temperatures ranging from a minimum of 5°C (42°F) to a maximum of 20°C (68°F) and an average of 12°C (54°F). It sees less rainfall, with 51 mm (2.0 in) spread over 10 days and slightly higher humidity at 79%. For more details, you can check Chichester weather in May.

In comparing the weather of June and August, we see that August tends to be warmer, with average temperatures reaching 18°C (64°F) and a maximum of 25°C (77°F), while June averages at 15°C (60°F) with a maximum of 22°C (72°F). Both months experience considerable humidity, though August is slightly less humid at 76% compared to June's 80%. Precipitation is also somewhat higher in August, with 83 mm (3.3 in) over approximately 12 days, compared to 70 mm (2.8 in) over 9 days in June. For further details on June's weather, check out Chichester weather in June.

In comparing the weather between July and August, we see that August typically has slightly warmer temperatures, with a minimum of 12°C (53°F) compared to July’s 13°C (55°F). The average temperature remains consistent at 18°C (64°F) for both months, but August reaches a higher maximum temperature of 25°C (77°F) versus July’s 23°C (74°F). Precipitation levels are higher in August, with 83 mm (3.3 in) of rain over 12 days, compared to July’s 59 mm (2.3 in) over 11 days. Additionally, humidity is greater in August at 76%, contrasting with July’s 71%. For more detailed insights, you can explore Chichester weather in July.

In comparing the weather between August and September, we notice a gradual shift as summer transitions to autumn. August features warmer temperatures, with a minimum of 12°C (53°F) and an average of 18°C (64°F), peaking at a pleasant 25°C (77°F). In contrast, September sees cooler readings, starting at a minimum of 9°C (49°F) and averaging 16°C (62°F), with a high of 23°C (74°F). While August experiences more rainfall, totaling 83 mm (3.3 in) over 12 days, September has less precipitation at 61 mm (2.4 in) over 10 days. Humidity levels also rise slightly in September to 82%, compared to 76% in August. For more detailed insights into September's weather, you can explore Chichester weather in September.

In comparing the weather between August and October, we notice a significant drop in temperature and an increase in precipitation. August typically enjoys a milder climate, with temperatures ranging from a minimum of 12°C (53°F) to a maximum of 25°C (77°F), accompanied by an average of 18°C (64°F). In contrast, October experiences cooler temperatures, with lows plummeting to 5°C (42°F) and averages around 14°C (57°F), peaking at 20°C (68°F). Precipitation also intensifies in October, with 126 mm (5.0 in) expected over about 16 days compared to August's 83 mm (3.3 in) spread across 12 days. Additionally, October brings a higher humidity level of 90%, making the atmosphere feel even colder. For more detailed information, you can check out Chichester weather in October.

August and November present distinct weather contrasts. In August, temperatures range from a mild minimum of 12°C (53°F) to a pleasant maximum of 25°C (77°F), with average conditions around 18°C (64°F). The month experiences about 83 mm (3.3 in) of precipitation over approximately 12 days, with humidity levels at a comfortable 76%. In contrast, November brings significantly cooler temperatures, with lows of just 2°C (35°F) and highs reaching only 16°C (61°F), averaging around 10°C (51°F). This month sees increased precipitation of 98 mm (3.9 in) spread over 16 days, accompanied by higher humidity at 92%. For more specific details about November weather, you can check Chichester weather in November.

August and December present contrasting weather conditions. In August, temperatures range from a minimum of 12°C (53°F) to a comfortable maximum of 25°C (77°F), with an average of 18°C (64°F). The month experiences a moderate level of precipitation at 83 mm (3.3 in) over 12 rainy days and maintains a relative humidity of 76%. In contrast, December sees much cooler temperatures, with a minimum of 1°C (34°F) and a maximum of 13°C (56°F), averaging just 8°C (47°F). The precipitation increases to 131 mm (5.2 in) spread over 17 days, and the humidity rises to a damp 92%. This significant shift from the warmer, more humid August to the chillier, wetter December highlights the seasonal changes in Chichester's weather. For more details on December's conditions, visit Chichester weather in December.

Compare Chichester's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Chichester

As summer reaches its peak in August, Chichester experiences mild and pleasant weather, distinctly warmer than the preceding months. With average temperatures hovering around a comfortable 18°C, the city enjoys an opportunity for outdoor activities, although occasional rain can be expected, with roughly 12 days of precipitation. Humidity levels remain relatively high at 76%, making the air feel warmer and adding a hint of summer ambiance. Overall, August offers a delightful blend of sunny days and refreshing rain, setting it apart from the milder months of spring. For those seeking more insights, visit Chichester Climate.