August Weather in Knebworth, United Kingdom

Last updated: March 17, 2025

In August, Knebworth, United Kingdom, experiences a dynamic climate marked by a striking maximum temperature of 34°C (93°F), juxtaposed with a cooler average of 18°C (64°F) and a minimum dip to 8°C (47°F). This month witnesses 72 mm (2.8 in) of precipitation spread over 13 days, contributing to the region's lush landscape. The atmosphere is notably humid, with levels around 76%, enhancing the summer warmth and making for a uniquely vibrant weather experience in this charming locale.

August Temperature in Knebworth

In August, Knebworth experiences a delightful peak in summer warmth, with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 34°C (93°F). The average temperature settles around 18°C (64°F), making it one of the warmest months of the year. This warmth is a continuation of the upward trend observed since June, where the atmosphere is vibrant and perfect for outdoor activities. Compared to the cooler months at the beginning of the year, August's balmy conditions invite visitors to revel in the lush greenery and enjoy the long, sunny days. The gradual increase in temperature from spring to summer culminates in this splendid August climate, offering an ideal backdrop for festivals and gatherings in this charming part of the United Kingdom.

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

The chart illustrates August temperature patterns in Knebworth, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec404345495561656459534643
Data source: Temperature data for Knebworth 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 Knebworth

In Knebworth, United Kingdom, the month of August showcases a notable increase in precipitation, with 72 mm (2.8 in) recorded over 13 days of rain. This uptick follows a relatively wet July, which had 67 mm (2.6 in), and is highlighted by a consistent pattern of summer rainfall that mirrors the earlier months of the year. While May and June saw substantial moisture levels of 65 mm (2.5 in) and 74 mm (2.9 in) respectively, August maintains this trend, contributing to the overall wetness of the late summer season. As autumn approaches, the precipitation hints at the transition, setting the stage for even heavier rains in the following months, underscored by a jump to 86 mm (3.4 in) expected in October.

August Precipitation Trends in Knebworth

The chart displays monthly precipitation patterns in Knebworth, 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.
JanFebMarAprMayJunJulAugSepOctNovDec545156326574677249865183
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Knebworth

In August, Knebworth experiences a relative drop in humidity to 76%, continuing a trend of decreasing humidity from the peak of 91% in January. The summer months see a gradual decline, with July recording the lowest level at 71%. Following August, the humidity begins to climb again, reaching 82% in September, as the transition to autumn sets in. This seasonal pattern highlights a notable fluctuation, with the highest humidity levels creeping back in during the colder months of late autumn and winter, peaking at 92% in both November and December. Overall, Knebworth’s humidity trend paints a clear portrait of the changing seasons, with more moisture residing in the air as the year concludes.

August Average Humidity in Knebworth

This chart illustrates the average monthly humidity levels in Knebworth, 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 Knebworth

In Knebworth, United Kingdom, the UV Index experiences a notable rise as summer unfolds, peaking during the warmer months. By August, the UV Index settles at 7, indicating a high exposure category, which requires protective measures to avoid sunburn after just 25 minutes of direct sunlight. This follows a trend from July's equally high index of 8, highlighting a consistent demand for sun safety during this peak season. As the summer wanes into September, the index slightly drops to 6, yet remains in the high category, reminding residents to stay vigilant. With clear variations throughout the year, understanding these trends is essential for enjoying the sun safely. For more detailed information, visit the Knebworth UV Index.

Maximum UV Index Levels in Knebworth for August

The chart shows the monthly maximum UV Index (UVI) for Knebworth 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.
JanFebMarAprMayJunJulAugSepOctNovDec124578876421
Data source: Knebworth 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 Knebworth

August in Knebworth welcomes a generous 368 hours of sunshine, marking it as a vibrant summer month. This bright interlude follows the sunniest stint of July, which boasts an impressive 404 hours. Although August sees a slight dip in sunshine, it flows naturally from the peak of summer, indicating a gradual transition into the milder months of September and beyond. As the season changes, Knebworth remains bathed in golden light, with August serving as a perfect culmination of summer's warmth before the days begin to shorten. Encouraging outdoor activities and social gatherings, this month encapsulates the serene beauty of late summer.

Monthly Sunshine Duration in Knebworth: August Highlighted

The August sunshine duration represents the total number of hours Knebworth 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.
JanFebMarAprMayJunJulAugSepOctNovDec98h148h210h319h398h389h404h368h300h241h144h109h
Data source: Knebworth August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Knebworth During August

In Knebworth, United Kingdom, the likelihood of enjoying sunny weather peaks in the spring, particularly in April, with a 48% chance of sunshine. As the year progresses towards August, this sunny trend begins to wane, dropping to 24%. This dip is evident after the moderate sunshine of July, which offers a 38% chance of clear skies. Interestingly, while August may not boast the brightest weather, it still outshines the gloom of January and December, both languishing at a mere 20% and 16%, respectively. Overall, while the summer months invite a mix of sun and clouds, the optimism of sunny days in August is tempered by the unpredictable nature of British weather.

Percentage of Sunny Days in August in Knebworth

The chart illustrates the percentage of sunny days in Knebworth 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 Knebworth experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec20%25%28%48%31%27%38%24%29%24%32%16%
Data source: Knebworth August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Knebworth in August

In Knebworth, United Kingdom, August brings a delightful 14 hours of daylight, marking a gradual transition from the sun-drenched days of June and July, which boast an impressive 16 hours each. As summer lingers, the long evenings beckon for outdoor activities and gatherings, yet they start to shorten, hinting at the onset of autumn. With daylight gradually decreasing in the coming months, from 12 hours in September to just 10 hours in October, August stands as a peak moment for enjoying the warmth and brightness of the season before the days inevitably grow shorter once more.

Average Daylight Hours in Knebworth for August

The chart illustrates the variation in daylight duration in Knebworth throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 22m9h 57m11h 55m13h 54m15h 39m16h 34m16h 4m14h 30m12h 35m10h 36m8h 49m7h 52m
Data source: Knebworth daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Knebworth

In Knebworth, the month of August brings a gentle breeze with an average wind speed of 4.0 m/s (9 mph), making it one of the calmer months compared to the windier winter and autumn seasons. Throughout the year, wind speeds tend to fluctuate, peaking in the colder months like January and October at around 4.4 m/s and 4.6 m/s respectively. As temperatures rise, the wind subsides, particularly in the late spring and early summer, with June experiencing the softest winds at only 3.3 m/s (7 mph). This trend highlights the typical seasonal shift in weather patterns, creating a tranquil atmosphere in August, perfect for enjoying the lush, green surroundings of the countryside before the brisk winds of autumn set in.

Average August Wind Speed in Knebworth

The chart displays monthly wind speed patterns in Knebworth, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.44.94.63.54.33.33.44.0 m/s3.44.64.14.6
Data source: Knebworth August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Knebworth Compares to Other Months

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

August and January showcase contrasting weather patterns. In August, temperatures range from a minimum of 8°C (47°F) to a maximum of 34°C (93°F), with an average of 18°C (64°F). The month also experiences a fair amount of precipitation, totaling 72 mm (2.8 in) over approximately 13 days, coupled with a humidity level of 76%. On the other hand, January is significantly colder, with temperatures dropping to a minimum of -5°C (24°F) and only reaching a maximum of 14°C (58°F), averaging just 5°C (41°F). Despite having less precipitation at 54 mm (2.1 in) over about 10 days, January holds a higher humidity level at 91%. For a more detailed look at January weather, visit Knebworth weather in January.

In August, the weather in Knebworth tends to be significantly warmer, with average temperatures around 18°C (64°F) and maximums reaching up to 34°C (93°F). This month also experiences a fair amount of humidity at 76% and receives about 72 mm (2.8 in) of precipitation over roughly 13 days. In contrast, February sees much cooler temperatures, with averages around 6°C (43°F) and lows occasionally dipping to -6°C (22°F). Precipitation is slightly lower at 51 mm (2.0 in) over 11 days, accompanied by a higher humidity level of 89%. For a closer look at February's specific conditions, you can refer to Knebworth weather in February.

When comparing the weather in August and March, we see distinct differences in temperature and humidity levels. August boasts warmer temperatures with a minimum of 8°C (47°F) and a maximum reaching 34°C (93°F), averaging 18°C (64°F). In contrast, March experiences colder conditions, with temperatures ranging from a minimum of -6°C (22°F) to a maximum of 22°C (71°F), averaging just 7°C (45°F). Precipitation is relatively common in both months, with August receiving 72 mm (2.8 in) and March slightly lower at 56 mm (2.2 in), both over 13 days. Despite the warmer temperatures in August, March has a higher humidity level at 86%, compared to August's 76%. For a closer look at how Knebworth weather unfolds in March, check out this link: Knebworth weather in March.

In comparing the weather of August and April, notable differences emerge. August generally features warmer temperatures, with a minimum of 8°C, an average of 18°C, and a maximum reaching 34°C, making it a much hotter month overall. In contrast, April experiences cooler temperatures, with a minimum of -2°C, an average of 9°C, and a maximum of 27°C. Additionally, April has lower precipitation levels, with only 32 mm over 8 days, whereas August receives 72 mm over 13 days, indicating a wetter climate during the latter part of summer. Humidity levels are also slightly higher in April at 85%, compared to 76% in August. For a more detailed look at April's weather, you can check Knebworth weather in April.

August and May exhibit notable differences in weather patterns. August boasts a wider temperature range, with minimums around 8°C (47°F), averages at 18°C (64°F), and highs reaching up to 34°C (93°F). In contrast, May's temperatures are milder, with minimums at 2°C (35°F), averages at 13°C (55°F), and maximums of 26°C (79°F). While both months experience some rainfall, August has slightly more precipitation at 72 mm (2.8 in) over 13 days compared to May's 65 mm (2.5 in) over 11 days. Additionally, humidity levels are relatively high in both months, with August at 76% and May at 79%. For more detailed insights, you can explore Knebworth weather in May.

When comparing the weather in June and August, we notice some intriguing differences. In August, temperatures range from a minimum of 8°C (47°F) to a maximum of 34°C (93°F), with an average temperature of 18°C (64°F). In contrast, June features slightly cooler temperatures, with a minimum of 7°C (45°F) and a maximum of 31°C (88°F), averaging at 16°C (62°F). Precipitation levels are comparable, with August receiving 72 mm (2.8 in) over 13 days and June just a bit less at 74 mm (2.9 in) over 10 days. Additionally, humidity is slightly higher in June at 80%, compared to 76% in August. For more detailed insights on June's weather, check out this link: Knebworth weather in June.

In comparing the weather of August to July, we observe that August experiences slightly cooler minimum temperatures, averaging 18°C (64°F), while July has a minimal temperature of 9°C (48°F). Both months have similar average temperatures, but July reaches a higher maximum of 36°C (96°F) compared to August's peak of 34°C (93°F). Precipitation is relatively consistent between the two months, with August receiving 72 mm (2.8 in) over 13 days, slightly more than July's 67 mm (2.6 in) across 12 days. Additionally, humidity in August averages 76%, slightly higher than July's 71%. For more detailed information, you can check Knebworth weather in July.

In comparing August and September weather, August tends to be warmer with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 34°C (93°F), leading to an average of 18°C (64°F). This month also experiences higher precipitation at 72 mm (2.8 in) over approximately 13 days, accompanied by a relatively high humidity of 76%. In contrast, September sees cooler temperatures with a minimum of 3°C (38°F) and a maximum of 28°C (83°F), resulting in a lower average of 15°C (59°F). Additionally, September has less rainfall, measuring 49 mm (1.9 in) over 10 days, while humidity slightly increases to 82%. For a more detailed look at the weather patterns, check out Knebworth weather in September.

August and October present distinctly different weather patterns. In August, temperatures range from a chilly 8°C (47°F) at night to a warm high of 34°C (93°F) during the day, with an average of 18°C (64°F). This month also sees significant humidity at 76% and a total precipitation of 72 mm (2.8 in) over 13 rainy days. In contrast, October experiences much cooler temperatures, with a minimum of 1°C (34°F) and a maximum of 23°C (73°F), averaging around 12°C (53°F). Precipitation slightly increases, reaching 86 mm (3.4 in) over 12 days, accompanied by higher humidity levels at 90%. For more detailed insights, you can visit Knebworth weather in October.

August and November present strikingly different weather conditions. In August, temperatures can range from a mild 8°C (47°F) to a hot 34°C (93°F), with an average of 18°C (64°F) and relatively high humidity at 76%. The month typically sees about 72 mm (2.8 in) of precipitation over 13 days, making it a warm and occasionally wet period. In contrast, November experiences much cooler temperatures, with a minimum of -2°C (29°F) and a maximum of 16°C (62°F), averaging just 8°C (46°F). This month has a lower overall precipitation of 51 mm (2.0 in) over 10 days, but the humidity is notably higher at 92%. For more detailed information, check out Knebworth weather in November.

August and December present contrasting weather characteristics. In August, temperatures range from a pleasant minimum of 8°C (47°F) to a warm maximum of 34°C (93°F), with an average of 18°C (64°F). The humidity is relatively high at 76%, and the month sees about 72 mm (2.8 in) of precipitation over 13 days. In stark contrast, December experiences much colder temperatures, with a minimum of -5°C (23°F) and a maximum of 14°C (58°F), averaging only 6°C (43°F). The month records slightly higher precipitation at 83 mm (3.3 in) over 14 days and a higher humidity level at 92%. For more detailed information, you can check Knebworth weather in December.

Compare Knebworth's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Knebworth

August in Knebworth presents a unique blend of warmth and humidity, setting it apart from the milder months of the year. With maximum temperatures reaching a sizzling 34°C (93°F), the month often encourages outdoor activities, despite an average temperature comfortably resting at 18°C (64°F). However, this warmth is accompanied by increased humidity and a fair amount of rainfall, with precipitation occurring on 13 days throughout the month. This combination creates a lively atmosphere, but also urges residents and visitors to stay prepared for unexpected showers. For more detailed insights into Knebworth’s weather patterns, visit Knebworth Climate.