August Weather in Bletchley, United Kingdom

Last updated: March 17, 2025

In Bletchley, United Kingdom, August presents a vibrant yet variable climate. The maximum temperature can soar to 34°C (94°F), offering a taste of summer's warmth, while the average settles around a comfortable 17°C (63°F). Nights can be cooler, dipping to a minimum of 8°C (46°F). However, this month also brings rainfall, with a total of 72 mm (2.8 in) recorded over 13 days, contributing to a humidity level of 76%. Whether basking in the sun or navigating the occasional shower, August in Bletchley showcases a dynamic blend of summer delights and refreshing rain.

August Temperature in Bletchley

In August, Bletchley experiences a delightful warmth, with temperatures reaching a maximum of 34°C (94°F), making it one of the hottest months of the year. The minimum temperature sits comfortably at 8°C (46°F), while the average temperature hovers around 17°C (63°F). This trend of rising temperatures, especially in the peak summer months, underscores a significant shift from the chill of January's frosty -4°C (25°F). As summer progresses, Bletchley showcases an inviting climate perfect for outdoor activities, contrasting sharply with the colder months like November, where the average dips to 8°C (46°F). Overall, August stands as a vibrant period, highlighting the region's transition from cooler seasons to a heating summer, ideal for enjoying the lengthy daylight hours.

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

The chart illustrates August temperature patterns in Bletchley, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec404245485461656358524643
Data source: Temperature data for Bletchley 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 Bletchley

In August, Bletchley experiences a notable uptick in precipitation, with an average of 72 mm (2.8 in) falling over 13 days. This marks a slight increase from July's 67 mm and aligns with the trend of heightened rainfall typical in the late summer months. The consistent precipitation patterns hint at a temporary coolness, providing a refreshing respite before the arrival of autumn. Interestingly, this month encapsulates the essence of the English weather, balancing warmth with unexpected showers, making it a critical period for gardens and agriculture alike as they prepare for the transition into the wetter seasons ahead.

August Precipitation Trends in Bletchley

The chart displays monthly precipitation patterns in Bletchley, 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.
JanFebMarAprMayJunJulAugSepOctNovDec544959376775677255935681
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Bletchley

In August, Bletchley experiences a humidity level of 76%, marking a slight increase from the drier month of July, which recorded 71%. This uptick is consistent with the typical trend as summer transitions into early autumn. The humidity begins to rise again after reaching its seasonal low in July, aligning the city’s conditions with those of previous late summer months. Interestingly, as autumn approaches, humidity levels are expected to rise further, peaking in the colder months of October and November, where they hover around 90%. Overall, August serves as a bridge between the warmth of summer and the dampness of autumn, offering a glimpse of the fluctuations that characterize Bletchley’s unique climate.

August Average Humidity in Bletchley

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

In August, Bletchley experiences a UV Index of 7, categorizing it as high exposure with a burn time of just 25 minutes. This trend reflects a slight decline from the peak of August with its very high index of 8 in the previous two months, highlighting the lingering summer sun’s impact. As we transition towards autumn, the UV Index slowly tapers off, with September still maintaining a high level at 6. It's crucial to stay vigilant during these sunny days, as even at a high level, the sun can cause skin damage in just a short duration. For more detailed insights, visit Bletchley UV Index.

Maximum UV Index Levels in Bletchley for August

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

August in Bletchley, United Kingdom, experiences a delightful surge in sunshine, boasting 351 hours of bright daylight. Following the peak of summer in July, which saw 389 hours of sunshine, August maintains a splendid glow as the warm days gradually transition into autumn. The month stands out as a continuation of the robust sunlight that began with April's 303 hours and reached a high in June. Despite the impending shift to shorter days in September, August still promises plenty of opportunities to bask in the sun's warmth, offering a fitting farewell to the vibrant summer season. As the year progresses, the sunshine begins its inevitable decline, but August remains a crucial chapter in Bletchley's sunlit story.

Monthly Sunshine Duration in Bletchley: August Highlighted

The August sunshine duration represents the total number of hours Bletchley 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.
JanFebMarAprMayJunJulAugSepOctNovDec93h147h203h303h380h365h389h351h290h232h138h106h
Data source: Bletchley August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Bletchley During August

In Bletchley, the likelihood of sunny weather in August stands at a modest 22%, mirroring the winter months of January, October, and December in terms of sun probability. This statistic reflects a trend of fluctuating sunshine chances throughout the year, with the highest likelihood occurring in April at 49%. As summer peaks in July with a 37% chance of sun, August sees a noticeable dip, aligning more closely with the cooler months. While August may not promise abundant sunshine, it still offers a pleasant escape from the grey of winter, though residents and visitors might want to keep an umbrella handy just in case.

Percentage of Sunny Days in August in Bletchley

The chart illustrates the percentage of sunny days in Bletchley 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 Bletchley experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec22%25%26%49%30%24%37%22%28%22%31%16%
Data source: Bletchley August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Bletchley in August

As August unfolds in Bletchley, daylight begins to gently wane, offering around 14 hours of sunlight—two hours less than the peak experienced in July. This gradual decline marks a transition from the long summer days, where June and July bask in the warmth of 16 hours of daylight, to the shorter days ahead in September and October. While the brightness of late summer still lingers, the subtle shift serves as a reminder that autumn is just around the corner, hinting at the cozy evenings and changing seasons to come.

Average Daylight Hours in Bletchley for August

The chart illustrates the variation in daylight duration in Bletchley 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 54m13h 56m15h 41m16h 37m16h 7m14h 32m12h 35m10h 35m8h 47m7h 49m
Data source: Bletchley daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Bletchley

In August, Bletchley experiences a gentle breeze, with an average wind speed of 3.9 m/s (9 mph). Following a gradual decline through the summer months, where July recorded the year's lowest winds at 3.2 m/s (7 mph), August marks a subtle recovery as temperatures begin to cool. This month stands in contrast to the more blustery earlier winter months, where winds consistently reach around 4.3 to 4.7 m/s (10 mph). Overall, the trend illustrates a seasonal ebb and flow, with late summer offering a refreshing, albeit mild, gustiness that invites residents outdoors before the autumn chill sets in.

Average August Wind Speed in Bletchley

The chart displays monthly wind speed patterns in Bletchley, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.35.04.63.54.23.33.23.9 m/s3.54.74.14.7
Data source: Bletchley August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Bletchley Compares to Other Months

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

August and January present stark contrasts in weather. In August, temperatures can soar from a cool minimum of 8°C (46°F) to a sweltering maximum of 34°C (94°F), with an average of 17°C (63°F). The month sees about 72 mm (2.8 in) of precipitation over 13 days, and humidity levels are relatively high at 76%. In contrast, January is much colder, with temperatures ranging from a chilling minimum of -4°C (25°F) to a maximum of 14°C (58°F), averaging just 5°C (40°F). Precipitation is lower at 54 mm (2.1 in) across about 10 days, but humidity is notably higher at 91%. For a more detailed look at January weather, you can check out Bletchley weather in January.

August and February showcase stark contrasts in weather patterns. In August, temperatures range from a minimum of 8°C (46°F) to a maximum of 34°C (94°F), with an average of 17°C (63°F), making it a warm and humid month with 72 mm (2.8 in) of precipitation over 13 days and humidity levels at 76%. In contrast, February experiences cooler conditions, with temperatures dipping as low as -6°C (22°F), peaking at 18°C (65°F), and averaging 6°C (43°F). With only 49 mm (1.9 in) of rain spread across 11 days and higher humidity at 89%, February presents a chilly, damp environment. For more detailed information on February weather, you can check Bletchley weather in February.

August and March present quite contrasting weather patterns. In August, the temperatures range from a chilly 8°C (46°F) at night to a blistering 34°C (94°F) during the day, with an average of 17°C (63°F), making it generally warmer and more inviting for outdoor activities. The precipitation is relatively moderate, with 72 mm (2.8 in) falling over 13 days and humidity resting at 76%.

In contrast, March experiences much cooler temperatures, starting from a minimum of -6°C (21°F) and peaking at 22°C (71°F), with an average of just 7°C (45°F). Although March has slightly less precipitation at 59 mm (2.3 in) over the same 13 days, the humidity is higher at 86%, contributing to a distinctively crisp feel in the air. For more detailed insights, check out Bletchley weather in March.

When comparing the weather in August and April, we see distinct differences in temperature and precipitation. August features a much wider temperature range, with minimums around 8°C (46°F) and maximums reaching up to 34°C (94°F), leading to an average of 17°C (63°F). In contrast, April's temperatures are considerably cooler, with minimums dropping to -3°C (28°F) and maximums peaking at 26°C (80°F), yielding an average of just 9°C (49°F).

Precipitation is also notable, with August experiencing more rain over 13 days, totaling 72 mm (2.8 in), while April has less rainfall at 37 mm (1.4 in) over 8 days. The humidity in August averages around 76%, which is slightly lower than April's higher humidity level of 85%. For more detailed information about April weather in Bletchley, you can visit Bletchley weather in April.

When comparing the weather in August and May, it's evident that August experiences significantly warmer temperatures, with a minimum of 8°C (46°F) and an average of 17°C (63°F), peaking at 34°C (94°F). In contrast, May sees a cooler climate, with temperatures ranging from a minimum of 0°C (33°F) to a maximum of 27°C (80°F), and an average of 12°C (55°F). Both months have similar levels of precipitation, with August recording 72 mm (2.8 in) over 13 days and May slightly less at 67 mm (2.6 in) over 11 days. Humidity in August is slightly lower at 76%, compared to May's 79%, making August feel a bit more comfortable despite its higher temperatures. For more detailed information, check out Bletchley weather in May.

When comparing weather patterns in June and August, it's evident that both months are characterized by mild temperatures and significant humidity. June typically experiences slightly cooler temperatures, with a minimum of 6°C (43°F) and an average of 16°C (61°F), while August boasts a warmer minimum of 8°C (46°F) and an average of 17°C (63°F). Precipitation levels are similar, with June receiving 75 mm (3.0 in) over about 11 days and August accumulating 72 mm (2.8 in) over 13 days. However, June tends to be a bit more humid, with an average humidity of 80%, compared to August's 76%. For a detailed look into June weather, you can visit Bletchley weather in June.

August's weather shows a slight cooling trend compared to July, with average temperatures dropping from 18°C (65°F) in July to 17°C (63°F) in August. While both months experience a similar number of precipitation days at 13, August sees slightly more rain at 72 mm (2.8 in) compared to July’s 67 mm (2.6 in). Additionally, humidity levels are a bit higher in August at 76%, compared to July's 71%. Overall, August offers a more temperate climate, making it feel a touch more humid and wetter than its predecessor. For more details on July’s weather, visit Bletchley weather in July.

In comparing the weather between August and September, we see a noticeable drop in temperatures. August features a wider range, with minimum temperatures around 8°C (46°F), averaging 17°C (63°F), and peaking at 34°C (94°F). In contrast, September's temperatures decrease, with a minimum of 3°C (37°F), an average of 15°C (59°F), and a maximum of 29°C (85°F). Precipitation also varies slightly, with August receiving 72 mm (2.8 in) over 13 days, while September totals 55 mm (2.2 in) across 10 days. Interestingly, humidity rises from 76% in August to 82% in September, making the latter feel quite a bit more damp. For a detailed look at Bletchley's weather, check out Bletchley weather in September.

In August, the weather is characterized by warm temperatures ranging from a minimum of 8°C (46°F) to a maximum of 34°C (94°F), with an average of 17°C (63°F). The month sees moderate precipitation, totaling 72 mm (2.8 inches) over 13 days, and humidity levels are relatively high at 76%. In contrast, October brings a significant drop in temperatures, with minimums reaching 0°C (33°F) and an average of only 11°C (53°F), peaking at a maximum of 23°C (73°F). This month experiences slightly higher precipitation, totaling 92 mm (3.6 inches) over the same number of days, while humidity rises to 90%. For a detailed look at the weather conditions in October, visit Bletchley weather in October.

August and November present contrasting weather conditions. In August, temperatures range from a mild 8°C (46°F) to a sweltering maximum of 34°C (94°F), with an average of 17°C (63°F). The month experiences significant rainfall, totaling 72 mm (2.8 in) over 13 days, alongside a humidity level of 76%. In comparison, November sees much cooler temperatures, with a minimum of -2°C (28°F), an average of 8°C (46°F), and a maximum of 17°C (62°F). While precipitation is slightly lower at 56 mm (2.2 in) over 12 days, humidity spikes to 92%. For more insights on November weather, you can visit Bletchley weather in November.

In August, temperatures can vary widely, with minimums around 8°C (46°F) and maximums reaching up to 34°C (94°F), leading to an average temperature of 17°C (63°F). The weather is typically humid, with a humidity level of 76%, and there is a moderate amount of rainfall totaling 72 mm (2.8 in) over approximately 13 days. In contrast, December experiences much colder conditions, with minimums dropping to -6°C (22°F) and a maximum of 14°C (58°F), resulting in an average of just 6°C (43°F). The month sees a slightly higher precipitation level of 81 mm (3.2 in) across about 14 days, and humidity spikes to 92%. For more detailed insights, check out Bletchley weather in December.

Compare Bletchley's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Bletchley

August in Bletchley stands out as a month of warm temperatures and noticeable humidity, marking a shift from the cooler months that precede it. With maximum highs often reaching 34°C (94°F), the warmth invites outdoor activities, although the occasional rainfall—spread across 13 days—adds an element of unpredictability. This blend of high humidity at 76% and sporadic precipitation creates a unique atmosphere that differs significantly from the drier, cooler spells earlier in the year. For a deeper dive into what to expect from Bletchley's climate throughout the year, visit Bletchley Climate.