August Weather in Colchester, United Kingdom

Last updated: March 17, 2025

In Colchester, United Kingdom, August reveals a delightful summer climate, with temperatures peaking at a maximum of 29°C (84°F) and an average of 18°C (65°F), making it a warm month for outdoor activities. However, evenings can be cooler, with temperatures dipping to a minimum of 10°C (49°F). Visitors should be prepared for sporadic rain, as the month experiences around 78 mm (3.1 in) of precipitation over 12 days. With humidity levels hovering at 73%, August offers a mix of warmth and refreshing breezes, perfect for enjoying the charming surroundings of this historic town.

August Temperature in Colchester

In August, Colchester enjoys a delightful summer transition, with temperatures ranging from a minimum of 10°C (49°F) to a maximum of 29°C (84°F). The average temperature settles around 18°C (65°F), making it a month of warmth and vibrancy. This period marks the peak of summer, reflecting a noticeable increase from the cooler months of June and July. As the days lengthen and sunshine abounds, August becomes an ideal time for outdoor activities, as the temperatures create a pleasant backdrop for exploring the charming town and its surroundings. However, as the month draws to a close, a subtle shift towards cooler days hints at the upcoming autumn, signaling a transition from the high summer heat to the more temperate conditions of fall.

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

The chart illustrates August temperature patterns in Colchester, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec414345485461646460544743
Data source: Temperature data for Colchester 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 Colchester

In August, Colchester experiences a noticeable uptick in precipitation, with 78 mm (3.1 in) of rain falling over 12 days, marking it as one of the wettest months of the year. This increase comes after a relatively dry spell in April and a steady trend of 62–68 mm precipitation from June to July. The month signifies a transition as summer wanes, contributing to the overall rainfall that peaks in the following months. As August captures the tail end of summer, it sets the stage for a shift towards the wetter autumn months, reminding residents of the region's dynamic weather patterns.

August Precipitation Trends in Colchester

The chart displays monthly precipitation patterns in Colchester, 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.
JanFebMarAprMayJunJulAugSepOctNovDec576155276168687858905397
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Colchester

In August, Colchester experiences a noteworthy decline in humidity, averaging 73%, making it the driest month of the year. Following the summer peak in July at 76%, August marks a significant transition towards the autumn months, where humidity levels begin to rise again in September to 80%. This gradual decrease from mid-summer to late summer is reflective of the changing seasons, allowing residents and visitors to enjoy warmer days with a touch less stickiness in the air. As the year progresses towards fall, the humidity climbs once more, returning to 89% by October, in line with the region's characteristic weather patterns.

August Average Humidity in Colchester

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

August UV Index in Colchester

In August, Colchester experiences a high UV Index of 7, providing ample sunshine but also a reminder to take sun safety seriously, with a burn time of just 25 minutes for unprotected skin. This trend marks a slight decrease from the previous months of June and July, which recorded a very high UV Index of 8. As summer reaches its peak, residents and visitors should be vigilant about sun exposure, particularly as the sun can still be potent during this time. The transition towards a more moderate UV Index will soon follow in September, where levels drop to 5. For more detailed insights into UV levels throughout the year, check out Colchester UV Index.

Maximum UV Index Levels in Colchester for August

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

August in Colchester sees a delightful 388 hours of sunshine, contributing to a quintessentially British summer vibe. The month follows a peak in July, which boasts an impressive 411 hours, showcasing the region's sunniest spell. As summer transitions into autumn, sunshine hours begin to wane, but August still maintains a robust total, standing strong compared to its early-year counterparts like January and February, which barely scrape 94 and 149 hours respectively. Overall, this month serves as a wonderful bridge from the sun-drenched days of summer to the more subdued light of fall, urging residents and visitors alike to relish the warmth while it lingers.

Monthly Sunshine Duration in Colchester: August Highlighted

The August sunshine duration represents the total number of hours Colchester 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.
JanFebMarAprMayJunJulAugSepOctNovDec94h149h224h336h410h402h411h388h310h245h153h108h
Data source: Colchester August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Colchester During August

In Colchester, United Kingdom, August presents a 32% chance of sunny weather, which is consistent with the likelihood seen in both September and July, suggesting that the town enjoys a relatively stable summer climate. While this percentage appears lower than the peak of 47% in April, it still indicates a decent opportunity for sunshine during the month. The trend shows that as summer progresses, the chance of sun dips slightly from July's 38%, but remains above 30% through the autumn months. This pattern highlights that those seeking sun-filled days in late summer can still anticipate a fair share of clear skies, making August a pleasant if not guaranteed month for outdoor activities.

Percentage of Sunny Days in August in Colchester

The chart illustrates the percentage of sunny days in Colchester 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 Colchester experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec22%24%32%47%34%30%38%32%32%24%30%17%
Data source: Colchester August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Colchester in August

In August, Colchester, United Kingdom, experiences a delightful 14 hours of daylight, marking a slight decline from the sun-soaked days of July, which boasts a peak of 16 hours. This pattern is part of a gradual transition as summer gives way to early autumn, yet it still allows ample time for outdoor activities and exploration. As daylight hours continue to shorten into September and October, one can appreciate the rich, golden hues of the late summer sunsets, a beautiful precursor to the cozy, darker months ahead. The trend underscores a seasonal rhythm where daylight begins to taper off, inviting residents and visitors alike to savor the lingering warmth of summer before the shorter days of autumn settle in.

Average Daylight Hours in Colchester for August

The chart illustrates the variation in daylight duration in Colchester throughout the year, with August 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 6m14h 32m12h 35m10h 35m8h 47m7h 50m
Data source: Colchester daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Colchester

In August, Colchester experiences a gentle breeze with an average wind speed of 4.8 m/s (11 mph), contributing to the pleasant summer atmosphere. As the warmest month of the year, the wind speed in August is slightly higher than the lows seen earlier in the summer, particularly in June, where it dropped to 3.8 m/s (9 mph). This mild uptick follows a pattern of fluctuating winds from April to July, before the gusts pick up again in October. Interestingly, the August winds are part of a broader trend in Colchester, where the winter months (like January and February) witness stronger winds averaging around 5.4 m/s (12 mph) to 5.7 m/s (13 mph), suggesting a seasonal shift that brings about calmer summer days contrasted by brisk autumn and winter breezes.

Average August Wind Speed in Colchester

The chart displays monthly wind speed patterns in Colchester, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.45.75.24.35.03.84.34.8 m/s4.25.64.95.3
Data source: Colchester August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Colchester Compares to Other Months

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

August and January present contrasting weather patterns in Colchester. In August, the temperatures range from a minimum of 10°C (49°F) to a maximum of 29°C (84°F), with an average of 18°C (65°F). The month experiences 78 mm (3.1 in) of precipitation over 12 days, accompanied by a humidity level of 73%. In stark contrast, January features much cooler temperatures, with a minimum of -2°C (28°F) and a maximum of just 13°C (56°F), averaging around 5°C (41°F). Precipitation in January is lower at 57 mm (2.2 in) over 11 days, but humidity is higher at 91%. For more detailed information, check out Colchester weather in January.

When comparing the weather in August and February, notable differences emerge. August boasts a milder climate with average temperatures ranging from 10°C (49°F) to a warm 29°C (84°F), accompanied by about 78 mm (3.1 in) of precipitation over 12 days, and a humidity level of 73%. In contrast, February is significantly cooler, with temperatures peaking at 14°C (58°F) and dropping as low as -4°C (25°F). Although February sees slightly less precipitation at 61 mm (2.4 in) over 11 days, it experiences higher humidity at 89%. For more detailed insights, you can visit Colchester weather in February.

In comparing the weather of August and March, distinct contrasts emerge. August enjoys warmer temperatures with an average of 18°C (65°F) and highs reaching up to 29°C (84°F), while March averages a cooler 7°C (45°F), with maximums only reaching 18°C (64°F). Additionally, August experiences slightly more rainfall at 78 mm (3.1 in) over 12 days, compared to March's 55 mm (2.2 in) over the same number of days. The humidity in March is notably higher at 86%, compared to August's 73%, making it feel more damp. For a closer look at what to expect, check out Colchester weather in March.

In comparing the weather of August and April, notable differences emerge. August typically boasts a warmer climate with average temperatures reaching 18°C (65°F) and a maximum of 29°C (84°F), while April's average hovers at a cooler 9°C (48°F), with highs around 22°C (71°F). Additionally, August experiences more precipitation, with 78 mm (3.1 in) over approximately 12 days, compared to April's 27 mm (1.1 in) spread over just 6 days. The humidity levels are slightly lower in August at 73%, whereas April tends to be more humid at 85%. For more detailed insights about April's weather, you can visit Colchester weather in April.

When comparing the weather in August and May, distinct differences emerge. August typically enjoys warmer temperatures, with a minimum of 10°C (49°F) and an average of 18°C (65°F), peaking at a maximum of 29°C (84°F). In contrast, May sees cooler conditions, with a minimum of 3°C (37°F) and an average of 12°C (54°F), reaching a maximum of 22°C (73°F). Additionally, August experiences slightly more precipitation, averaging 78 mm (3.1 in) over 12 days, compared to May's 61 mm (2.4 in) across 11 days. The humidity also differs, with August sitting at 73% and May at a higher 82%. For more detailed information, you can check Colchester weather in May.

In comparing the weather between August and June, August tends to be warmer, with average temperatures ranging from a minimum of 10°C (49°F) to a maximum of 29°C (84°F), while June's temperatures range from 6°C (43°F) to 26°C (79°F). Despite being slightly warmer, August experiences a higher average precipitation of 78 mm (3.1 in) over 12 days, compared to June's 68 mm (2.7 in) over 10 days. Additionally, humidity levels are somewhat lower in August at 73%, compared to June's 81%. For more detailed information on June weather, you can refer to Colchester weather in June.

In comparing the weather of August and July, both months present mild temperatures, but with slight variations. August has a minimum temperature of 10°C (49°F) and a maximum of 29°C (84°F), averaging at 18°C (65°F), while July's temperatures range from a minimum of 11°C (51°F) to a maximum of 30°C (86°F), also averaging 18°C (65°F). Precipitation levels are slightly higher in August, with 78 mm (3.1 in) over 12 days compared to July's 68 mm (2.7 in) over 13 days. Humidity levels are also comparable between the two months, with August experiencing 73% humidity, just slightly lower than July's 76%. For more detailed insights, you can visit Colchester weather in July.

August and September exhibit notable differences in weather patterns. August typically sees warmer temperatures, with a minimum of 10°C (49°F), an average of 18°C (65°F), and a maximum reaching 29°C (84°F). In contrast, September experiences cooler conditions, with a minimum of 6°C (42°F), an average of 15°C (60°F), and a maximum of 24°C (76°F). Precipitation levels are slightly lower in September at 58 mm (2.3 in), compared to 78 mm (3.1 in) in August, though both months feature a similar number of rainy days. Humidity rises in September to 80%, up from August's 73%. For more detailed information, you can visit Colchester weather in September.

August and October present quite distinct weather patterns. In August, temperatures typically range from a minimum of 10°C (49°F) to a maximum of 29°C (84°F), with an average of 18°C (65°F). The month sees around 78 mm (3.1 in) of precipitation spread over 12 days, accompanied by a relatively moderate humidity level of 73%.

In contrast, October experiences cooler temperatures, with a minimum of 3°C (37°F), an average of 12°C (54°F), and a maximum of 22°C (71°F). Precipitation increases to 90 mm (3.5 in) over 14 days, and humidity rises significantly to 89%. This shift marks a transition into the colder, wetter autumn months. For more details, you can check out Colchester weather in October.

August and November present contrasting weather patterns. In August, temperatures range from a minimum of 10°C (49°F) to a maximum of 29°C (84°F), with an average of 18°C (65°F), making it generally warm and pleasant. The month sees a total precipitation of 78 mm (3.1 in) spread across about 12 days, with humidity levels around 73%. In contrast, November experiences much cooler temperatures, with a minimum of 0°C (33°F), an average of 8°C (47°F), and a maximum of 16°C (62°F). Precipitation is lower at 53 mm (2.1 in) over 11 days, but the humidity rises significantly to 92%. For more detailed information, you can check Colchester weather in November.

The weather in August is characterized by warmer temperatures, with a minimum of 10°C (49°F) and an average of 18°C (65°F), peaking at a comfortable 29°C (84°F). During this month, precipitation averages 78 mm (3.1 in) across 12 days, accompanied by a humidity level of 73%. In contrast, December experiences much cooler conditions, with temperatures ranging from a minimum of -1°C (31°F) to a maximum of 14°C (57°F) and an average of just 6°C (44°F). This winter month sees higher precipitation at 97 mm (3.8 in) over 15 days, along with a significant increase in humidity to 92%. For more detailed insights, you can visit Colchester weather in December.

Compare Colchester's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Colchester

August in Colchester brings a delightful contrast to the cooler months, with warm temperatures making it a standout period of the year. Unlike the chill of winter and the fluctuating conditions of spring, August often enjoys balmy days and a notably higher humidity level. While occasional rainfall—averaging around 12 days—adds a refreshing touch, it is the warmth, with maximum temperatures reaching up to 29°C (84°F), that defines the month. This unique blend of sunshine and showers shapes August as a time for outdoor activities and leisurely pursuits. For more insights into the overall climate patterns, check out Colchester Climate.