August Weather in Dorchester, United Kingdom

Last updated: March 17, 2025

August in Dorchester, United Kingdom presents a delightful summer experience, characterized by temperature highs reaching up to 30°C (86°F), with a comfortable average of 17°C (63°F). However, the season also brings its share of rain, with 78 mm (3.1 in) of precipitation spread over 12 days, leading to a humidity level of 73% that adds a refreshing touch to the warm days. Visitors can enjoy the vibrant charm of Dorchester, but should be prepared for the occasional shower amidst the sunshine, making for a dynamic summer atmosphere.

August Temperature in Dorchester

In August, Dorchester, United Kingdom, experiences a delightful peak in summer warmth, with temperatures averaging around 17°C (63°F). The month kicks off with minimums hovering at a mild 8°C (47°F), climbing to a maximum that can reach 30°C (86°F), mirroring the warmth of July. This trend reflects a gradual ascent from the coolness of early months, highlighting the transition into balmy days ideal for outdoor activities. As summer starts to fade, fading warmth is evident as the average begins to dip in September, yet August remains a vibrant month encapsulating the essence of British summertime.

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

The chart illustrates August temperature patterns in Dorchester, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec424446495461646359544845
Data source: Temperature data for Dorchester 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.

August Precipitation in Dorchester

In August, Dorchester experiences a notable uptick in precipitation, with an average of 78 mm (3.1 in) over 12 days of rain. This amount not only marks a peak for the summer months but also highlights a contrast to the drier spells of April and July, which recorded just 48 mm (1.9 in) and 53 mm (2.1 in), respectively. The consistent rainfall in August sets the stage for the transition into autumn, which typically brings heavier downpours, as seen in October with 106 mm (4.2 in). Overall, while summer begins to wane, August’s rainfall prepares the lush landscapes for the changing season ahead.

August Precipitation Trends in Dorchester

The chart displays monthly precipitation patterns in Dorchester, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5164734873765378481066698
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

August Humidity in Dorchester

In August, Dorchester experiences a slight rebound in humidity levels, averaging around 73%. This marks a modest increase from July's drier 70%, suggesting that as summer nears its end, the air begins to hold more moisture. While humidity levels in the preceding months dropped, this uptick can be attributed to the lingering warmth of late summer that often brings more humid conditions. Looking ahead, September's humidity will rise again to 79%, indicating that Dorchester's climate tends to cycle back toward higher moisture levels as autumn approaches. Overall, the trend demonstrates a gradual shift from the sultry peak of summer toward the cooler, more humid months ahead.

August Average Humidity in Dorchester

This chart illustrates the average monthly humidity levels in Dorchester, 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.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%86%84%80%80%70%73%79%89%90%89%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Dorchester

In August, Dorchester experiences a UV Index of 7, falling into the high exposure category, which means sun protection is essential, particularly during peak hours. This slight dip from July, which holds a peak UV Index of 8, signifies that while the intensity of sunlight remains significant, it is still crucial to be cautious. With a burn time of just 25 minutes, residents and visitors alike should embrace sun safety measures to shield their skin from potential harm. As the month transitions to September, the UV Index softens to 6, yet awareness and proactive skin care remain vital for enjoying the late summer sun. For more information on UV levels throughout the year, check out Dorchester UV Index.

Maximum UV Index Levels in Dorchester for August

The chart shows the monthly maximum UV Index (UVI) for Dorchester 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: Dorchester 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 Dorchester

In August, Dorchester basks in a welcoming embrace of 382 hours of sunshine, capturing the essence of summer's warmth before autumn's arrival. This month, while slightly less radiant than the sun-drenched July, still boasts an impressive count, contributing to the overall trend of increasing daylight hours that peaks during the late spring and summer months. From a mere 100 hours in January to a vibrant 402 hours in May, the sunshine hours show a delightful ascent, creating a tapestry of light that brightens the lives of residents and visitors alike. As summer begins to wane, the sunlit days of August serve as a reminder of the vibrant energy that the longer days have brought, while subtly hinting at the cozy charm of the coming cooler months.

Monthly Sunshine Duration in Dorchester: August Highlighted

The August sunshine duration represents the total number of hours Dorchester 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.
JanFebMarAprMayJunJulAugSepOctNovDec100h147h215h339h402h396h422h382h317h251h153h115h
Data source: Dorchester August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Dorchester During August

In August, Dorchester experiences a 29% chance of sunny weather, reflecting a slight dip compared to the preceding summer months. This trend highlights the city's shift from the sunnier spells of April, with its peak of 52%, to the more variable conditions of late summer. While August isn't the sunniest month, it's a transition phase as the chance of sun prepares to give way to the cooler, cloudier days of autumn. As locals and visitors alike enjoy the lingering warmth, the modest likelihood of sunny skies adds an element of unpredictability to summer's end, inviting outdoor enthusiasts to take advantage of every moment of brightness.

Percentage of Sunny Days in August in Dorchester

The chart illustrates the percentage of sunny days in Dorchester 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 Dorchester experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec22%25%35%52%36%28%36%29%30%26%33%22%
Data source: Dorchester August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Dorchester in August

In August, Dorchester, United Kingdom, enjoys a generous 14 hours of daylight, a slight dip from the peak of summer in June with 16 hours. This month marks a transition, as the long, sunlit days of May and June gradually give way to the shorter days of autumn. Notably, the trend shows a steady increase in daylight from the depths of winter in January, where residents only experience 8 hours of light, to the vibrant days of summer. As August progresses, the length of daylight starts to decrease, hinting at the approaching autumn and the seasonal cycle that beautifully shapes the natural landscape of Dorchester.

Average Daylight Hours in Dorchester for August

The chart illustrates the variation in daylight duration in Dorchester throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 31m10h 2m11h 55m13h 50m15h 31m16h 23m15h 55m14h 25m12h 34m10h 39m8h 56m8h 2m
Data source: Dorchester daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Dorchester

In August, the wind in Dorchester settles into a gentle rhythm, with an average speed of 4.0 m/s (9 mph), offering a breath of fresh air as summer draws to a close. Following a mild June and July, when winds dipped to their lowest, August experiences a slight uptick, still remaining relatively calm compared to the brisker months of early and late winter. The data shows a noticeable trend: as the year progresses, the wind tends to pick up in the colder months with January and December both boasting averages around 4.7 m/s (11 mph). In contrast, the summer months, particularly June and July, present some of the lightest winds, creating a serene atmosphere perfect for enjoying the outdoors. This seasonal shift highlights how Dorchester's winds reflect the changing rhythm of nature throughout the year.

Average August Wind Speed in Dorchester

The chart displays monthly wind speed patterns in Dorchester, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.75.54.63.54.73.23.64.0 m/s3.64.63.94.9
Data source: Dorchester August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Dorchester Compares to Other Months

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

August and January in Dorchester present a stark contrast in weather patterns. In August, temperatures range from a minimum of 8°C (47°F) to an average of 17°C (63°F), peaking at a warm 30°C (86°F). The month experiences approximately 78 mm (3.1 in) of precipitation over about 12 days, with humidity levels around 73%. In contrast, January sees much cooler conditions, with temperatures dipping to a minimum of -4°C (25°F) and only reaching an average of 6°C (43°F), with a maximum of 14°C (57°F). January's precipitation is lower at 51 mm (2.0 in) over approximately 9 days and features higher humidity levels at 88%. For a more detailed look at the conditions in January, check out Dorchester weather in January.

August and February present stark contrasts in weather patterns. In August, temperatures range from a minimum of 8°C (47°F) to a maximum of 30°C (86°F), providing a warm average of 17°C (63°F) and a relatively humid atmosphere at 73%. The month sees about 78 mm (3.1 in) of precipitation spread over 12 days. In contrast, February is much colder, with temperatures dipping to a minimum of -6°C (22°F) and peaking at 16°C (61°F). The average temperature in February is only 7°C (44°F), and while it experiences slightly less precipitation at 64 mm (2.5 in) over the same number of days, it has a higher humidity level of 88%. For more details, check out Dorchester weather in February.

August and March present distinctly different weather profiles. In August, temperatures tend to be much warmer, with averages around 17°C (63°F) and maximums reaching up to 30°C (86°F). In contrast, March sees cooler temperatures, averaging 8°C (46°F), with highs only reaching 19°C (67°F) and minimums dipping to -5°C (23°F). While August has a lower precipitation total of 78 mm (3.1 in) over 12 days, March is slightly wetter with 73 mm (2.9 in) spread over 13 days. Humidity levels also show variation, with August maintaining a relative humidity of 73% compared to March's higher 86%. For more specific details, you can check Dorchester weather in March.

When comparing the weather in August and April, notable differences emerge. August experiences a much warmer range of temperatures, with minimums around 8°C (47°F) and highs reaching up to 30°C (86°F), while April’s temperatures are considerably cooler, ranging from a minimum of -1°C (30°F) to a maximum of 23°C (75°F). Additionally, August tends to be wetter, with about 78 mm (3.1 in) of precipitation over 12 days, compared to April's 48 mm (1.9 in) over just 7 days. Humidity levels are also slightly lower in August at 73%, compared to April’s higher humidity of 84%. For a closer look at April's weather specifics, you can visit Dorchester weather in April.

Comparing the weather in August and May reveals distinct seasonal differences. August typically presents warmer temperatures, with a minimum of 8°C (47°F), an average of 17°C (63°F), and a maximum of 30°C (86°F), while May has cooler values, ranging from a minimum of 1°C (34°F) to a maximum of 24°C (75°F). Despite August being warmer, it also sees slightly more precipitation, with 78 mm (3.1 in) over 12 days, compared to May's 73 mm (2.9 in) over the same number of days. Humidity levels are relatively high in both months, with August averaging 73% and May at 80%. For more insights on May's weather, you can visit Dorchester weather in May.

In comparison to June, August tends to be slightly warmer, with average temperatures reaching 17°C (63°F) compared to June's 16°C (61°F). Both months experience similar maximum temperatures—30°C (86°F) in August and 29°C (84°F) in June—yet August sees a higher minimum temperature of 8°C (47°F) against June's 7°C (44°F). Precipitation levels are relatively close, with August recording 78 mm (3.1 in) over 12 days and June slightly lower at 76 mm (3.0 in) across 11 days. However, June has a higher humidity level at 80%, compared to August's 73%. For more detailed information, visit Dorchester weather in June.

In comparing the weather of August and July, both months showcase similar temperature ranges, with minimums at 8°C (47°F) and maximums peaking at 30°C (86°F). However, August experiences a slight dip in the average temperature, averaging 17°C (63°F) compared to July's 18°C (64°F). Precipitation levels also differ, with August recording 78 mm (3.1 in) over 12 days, in contrast to July's 53 mm (2.1 in) across 11 days. Additionally, humidity is slightly higher in August at 73% versus July's 70%. For a more detailed overview, you can check Dorchester weather in July.

August and September present a transition in weather patterns. In August, temperatures range from a minimum of 8°C (47°F) to a maximum of 30°C (86°F), with an average of 17°C (63°F). The month is characterized by relatively higher humidity at 73% and more frequent precipitation, totaling 78 mm (3.1 in) over 12 days. In contrast, September sees cooler temperatures with a minimum of 3°C (38°F), an average of 15°C (59°F), and a maximum of 27°C (81°F). Precipitation decreases to 48 mm (1.9 in) across 9 days, while humidity rises slightly to 79%. For more detailed information on the weather conditions in September, you can check Dorchester weather in September.

August typically experiences warmer temperatures, with an average of 17°C (63°F) and maximums reaching up to 30°C (86°F). In contrast, October sees a significant drop in temperatures, averaging 12°C (54°F) and peaking at 21°C (70°F). Additionally, October is marked by higher precipitation levels, averaging 106 mm (4.2 in) over 14 days compared to August's 78 mm (3.1 in) over 12 days. The humidity also rises in October, reaching 89% compared to August's 73%. For more specific details, you can check out Dorchester weather in October.

August and November present contrasting weather patterns, highlighting the transition from summer to autumn. In August, temperatures range from a mild 8°C (47°F) at night to a warm 30°C (86°F) during the day, with an average temperature of 17°C (63°F). The month also sees precipitation on 12 days, totaling 78 mm (3.1 in) and maintaining a relatively high humidity level of 73%. Conversely, November is much cooler, with nighttime lows dipping to -1°C (30°F) and daytime highs reaching only 16°C (61°F), resulting in an average temperature of 9°C (48°F). The month experiences less rainfall, with 66 mm (2.6 in) over 10 days, but the humidity is higher at 90%. These shifts in temperature and humidity illustrate the seasonal changes experienced in this region. For more details on weather conditions, check out Dorchester weather in November.

August and December present contrasting weather patterns. In August, temperatures range from a minimum of 8°C (47°F) to a maximum of 30°C (86°F), with an average of 17°C (63°F). This month also features 78 mm (3.1 in) of precipitation over about 12 days, accompanied by a humidity level of 73%. In sharp contrast, December brings colder temperatures, with a minimum of -3°C (27°F) and a maximum of 14°C (58°F), averaging only 7°C (46°F). Additionally, December experiences higher precipitation at 98 mm (3.9 in) across 14 days and a humidity level of 89%. For more details on December conditions, you can check Dorchester weather in December.

Compare Dorchester's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Dorchester

In August, Dorchester experiences a delightful blend of warmth and moisture that sets it apart from other months. With maximum temperatures reaching a pleasant 30°C (86°F), this month feels distinctly summery, inviting outdoor adventures. However, it also brings about increased humidity levels at 73% and rainfall on 12 days, contributing to a lush, vibrant landscape. Compared to the often milder spring and autumn months, August offers a unique, balmy atmosphere that perfectly balances sunny days with refreshing showers. For a more detailed overview of Dorchester's yearly weather patterns, visit Dorchester Climate.