July Weather in Knebworth, United Kingdom

Last updated: March 17, 2025

July in Knebworth, United Kingdom, showcases a dynamic climate characterized by a striking temperature range, with highs reaching up to 36°C (96°F) and a comfortable average of 18°C (65°F). Nights can be cooler, dipping to a minimum of 9°C (48°F). This month also features 12 days of precipitation, totaling 67 mm (2.6 in), contributing to a relatively high humidity level of 71%. Visitors can expect a blend of sunny, warm days interspersed with refreshing showers, making July an interesting time to experience the beauty of Knebworth.

July Temperature in Knebworth

In Knebworth, United Kingdom, July is a month that showcases the peak of summer, with temperatures indicating a significant shift towards warmth. The minimum temperature for the month settles around 9°C (48°F), while the average climbs to a comfortable 18°C (65°F). What really stands out is the maximum temperature, which can soar to an impressive 36°C (96°F), underlining July's potential for heat waves. This month represents a stark contrast to the chill of January, when temperatures barely reach above 14°C (58°F) at their height. With each passing month leading up to July, there's a notable upward trend, beginning with the spring thaw in April and culminating in the vibrant warmth of summer, making it an ideal time for outdoor activities and enjoying the lush greenery that surrounds the area.

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

The chart illustrates July 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.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

July Precipitation in Knebworth

In July, Knebworth experiences a notable average precipitation of 67 mm (2.6 in), distributed over 12 days, making it one of the wetter months of the year. This rainfall contributes to the lush greenery that characterizes the village during the peak summer season. While the precipitation amount is slightly lower than the 74 mm (2.9 in) recorded in June, it is still significantly higher than the spring months, reflecting a trend where summer often brings increased rainfall. As August follows closely with 72 mm (2.8 in), Knebworth's weather continues to fluctuate with a mix of warm days and refreshing rain, characteristic of the British summer. This blend of sunshine and showers not only rejuvenates the landscape but also sets the stage for vibrant outdoor activities.

July Precipitation Trends in Knebworth

The chart displays monthly precipitation patterns in Knebworth, with values for each month alongside July's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec545156326574677249865183
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

July Humidity in Knebworth

In Knebworth, United Kingdom, July marks a notable shift in humidity levels, with a significant drop to 71%, the lowest point of the year. This summertime decrease signals a respite from the high humidity that characterizes the winter months, where levels hover around 91% in January and 92% in December. As spring transitions into summer, the humidity gradually declines, peaking at 79% in May and stabilizing around 80% in June before this refreshing dip in July. As August approaches, humidity rises again to 76%, highlighting the seasonal fluctuations typical of the region. This variation not only shapes the local climate but also influences the outdoor experiences of residents and visitors alike.

July Average Humidity in Knebworth

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

July UV Index in Knebworth

In Knebworth, United Kingdom, the July UV Index reaches a peak of 8, categorizing it as very high exposure, which means you should limit unprotected sun exposure to just 15 minutes. This trend reflects a notable rise from earlier months; for instance, June also recorded a UV Index of 8, while May saw a high of 7. As summer progresses, the risk of sunburn increases significantly, urging residents and visitors alike to take precautionary measures during peak hours. With the UV Index tapering to 7 in August, it’s essential to stay vigilant in protecting your skin. For more detailed insights on UV levels throughout the year, visit Knebworth UV Index.

Maximum UV Index Levels in Knebworth for July

The chart shows the monthly maximum UV Index (UVI) for Knebworth in July, 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 July 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.

July Sunshine in Knebworth

July shines as a peak of sunshine in Knebworth, boasting 404 hours of radiant daylight, making it the sunniest month of the year. This vibrant burst of sunshine follows a steady upward trend from the chilly winter months, where January starts with a mere 98 hours and gradually warms up to 210 hours by March. The long, bright days of summer invite outdoor activities and community events, as Knebworth flourishes under the sun's embrace. Interestingly, while July sees a slight dip in sunshine hours compared to June’s 389 hours, it still stands out as a highlight before the gradual transition into the softer light of August. This ebb and flow not only showcases the charm of Knebworth’s seasonal changes but also amplifies the anticipation for the lush greenery that this sunshine fosters throughout the year.

Monthly Sunshine Duration in Knebworth: July Highlighted

The July sunshine duration represents the total number of hours Knebworth experiences direct sunlight during the month of July, excluding cloudy or obstructed periods. This chart compares the sunshine duration of July with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec98h148h210h319h398h389h404h368h300h241h144h109h
Data source: Knebworth July Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Knebworth During July

In Knebworth, the likelihood of sunny weather in July stands at 38%, marking a notable increase compared to the earlier months of the year. After the spring months, where sunny days become more frequent, July's sunshine potential reflects the summer's arrival, though it remains lower than the peak sunshine months of late spring and early summer. This uptick in sunshine likelihood continues a positive trend from April's 48%, before dipping slightly again in June. While July's sun chance is more promising than the earlier months like January and February, it still underscores the unpredictable weather patterns typical of the United Kingdom, making every sunny day a cherished gift in the heart of summer.

Percentage of Sunny Days in July in Knebworth

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

Daylight Hours in Knebworth in July

In Knebworth, United Kingdom, July marks the peak of summer, aligning with the year's longest daylight duration of 16 hours. This glorious month maintains the same hours of daylight as June, inviting residents and visitors alike to bask in the extended sunshine. Following the gradual increase from January's sparse 8 hours, there’s a steady rise throughout the spring months, culminating in the vibrant illumination of late June and July. As August arrives, a slight decline begins, hinting at the approaching autumn with 14 hours of daylight. This transition underscores the shifting seasons, offering both a farewell to summer’s brightness and a gentle welcome to the shorter, cozy days ahead.

Average Daylight Hours in Knebworth for July

The chart illustrates the variation in daylight duration in Knebworth throughout the year, with July 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.

July Winds in Knebworth

In Knebworth, United Kingdom, July brings a gentle breeze with an average wind speed of 3.4 m/s (about 8 mph), marking a slight uptick from the calm of June. This summer month typically experiences milder winds, a trend that is common as the year progresses into warmer seasons. Notably, while July's wind speed remains lower compared to other months, it reflects a seasonal ebb that precedes a gradual increase in August, where speeds rise to 4.0 m/s. This cyclical pattern highlights the generally tranquil summer climate of Knebworth, where outdoor activities can flourish in the soft winds that accompany the warmth of July.

Average July Wind Speed in Knebworth

The chart displays monthly wind speed patterns in Knebworth, with values for each month shown alongside July's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how July's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.44.94.63.54.33.33.4 m/s4.03.44.64.14.6
Data source: Knebworth July wind data, generated using information from the Copernicus Climate Change Service.

How July 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 July'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.

July and January showcase strikingly different weather patterns. In July, temperatures range from a mild 9°C (48°F) at night to a scorching 36°C (96°F) during the day, with an average temperature of 18°C (65°F). The month experiences about 67 mm (2.6 in) of precipitation over 12 days, accompanied by a humidity level of 71%, making it feel warm and occasionally muggy. In contrast, January is much colder, with temperatures dipping as low as -5°C (24°F) and averaging at just 5°C (41°F). It typically sees a maximum of 14°C (58°F) and receives about 54 mm (2.1 in) of precipitation over 10 days, coupled with a higher humidity of 91%. For more details on January weather, you can check Knebworth weather in January.

In July, temperatures in Knebworth can range significantly from a mild 9°C (48°F) in the early morning to a scorching 36°C (96°F) at the height of the day, making it a warm month overall with an average of 18°C (65°F). The humidity level sits at 71%, and there is a moderate amount of precipitation, totaling 67 mm (2.6 in) across 12 days. In contrast, February is much cooler, with temperatures fluctuating between -6°C (22°F) at night and a maximum of 18°C (65°F) during the day, averaging around 6°C (43°F). The humidity is higher at 89%, and while there is less rainfall overall at 51 mm (2.0 in), it also occurs over 11 days. For a more detailed look at the weather in February, you can check Knebworth weather in February.

When comparing the weather in July and March, it's evident that July is significantly warmer and drier. July boasts a minimum temperature of 9°C and can soar to a maximum of 36°C, with an average temperature of 18°C. In contrast, March has a minimum temperature of -6°C and a maximum of only 22°C, with an average of 7°C. While July sees 67 mm of precipitation over 12 days, March has slightly less rainfall at 56 mm over 13 days. Additionally, humidity levels are higher in March at 86%, compared to July's 71%. For more detailed insights into March weather, you can visit Knebworth weather in March.

In comparing the weather of July and April, distinct contrasts become evident. July boasts a wider temperature range, with minimums of 9°C (48°F) and maximums reaching up to 36°C (96°F), resulting in an average of 18°C (65°F). In contrast, April experiences cooler conditions, with minimums dropping to -2°C (29°F) and maximums capping at 27°C (80°F), leading to an average temperature of just 9°C (49°F). Additionally, July sees higher precipitation levels at 67 mm (2.6 in) over approximately 12 days, while April has a milder 32 mm (1.3 in) over about 8 days, although it does have slightly higher humidity at 85% compared to July’s 71%. For more specific details on April weather patterns, check out Knebworth weather in April.

When comparing the weather in May and July, notable differences emerge. July boasts a wider temperature range, with minimums of 9°C and maximums soaring to 36°C, resulting in an average of 18°C. In contrast, May's temperatures are milder, with minimums of 2°C and a maximum of 26°C, leading to an average of 13°C. Precipitation levels are slightly higher in July at 67 mm over 12 days, compared to May's 65 mm over 11 days. However, May experiences a higher humidity level at 79%, while July has a relatively lower humidity of 71%. For more insights, you can check Knebworth weather in May.

In comparing the weather of July and June, July tends to be warmer with an average temperature of 18°C (65°F), reaching a maximum of 36°C (96°F), while June has a cooler average of 16°C (62°F) and a maximum of 31°C (88°F). Although July has slightly less precipitation at 67 mm (2.6 in) over 12 days compared to June's 74 mm (2.9 in) over 10 days, it also has lower humidity, averaging 71% compared to June's 80%. For a more detailed look at June's weather patterns, you can visit Knebworth weather in June.

In comparing the weather between July and August, both months show a range of temperatures that reflect the height of summer. July experiences a slightly higher maximum temperature of 36°C (96°F), while August cools down to a maximum of 34°C (93°F). The average temperature remains relatively consistent, with July slightly warmer at an average of 18°C (65°F) compared to August's 18°C (64°F). Precipitation levels are slightly higher in August at 72 mm (2.8 in) over 13 days, compared to July's 67 mm (2.6 in) over 12 days, suggesting a bit more frequent rainfall. Additionally, humidity increases in August to 76%, compared to 71% in July, indicating a more humid atmosphere. For more detailed insights, check out Knebworth weather in August.

In July, the weather is notably warmer with average temperatures hovering around 18°C (65°F) and peaks reaching as high as 36°C (96°F). This month also experiences higher humidity levels at 71%, coupled with a total precipitation of 67 mm (2.6 in) over 12 days. In contrast, September brings a significant drop in temperatures, featuring an average of 15°C (59°F) and maximums of 28°C (83°F). Despite being cooler, September has a slightly higher humidity level of 82% but less rainfall overall, with 49 mm (1.9 in) across 10 days. For more specific details about September weather, you can visit Knebworth weather in September.

In July, the weather tends to be significantly warmer, with temperatures ranging from a cool minimum of 9°C (48°F) to a sweltering maximum of 36°C (96°F), yielding an average of 18°C (65°F). This month experiences 67 mm (2.6 in) of precipitation over 12 days, coupled with a humidity level of 71%. In contrast, October brings much cooler temperatures, with a minimum of 1°C (34°F), an average of 12°C (53°F), and a maximum of 23°C (73°F). Although the average temperature drops, rainfall increases to 86 mm (3.4 in) also over 12 days and humidity rises to 90%. For more detailed insights on October weather, visit Knebworth weather in October.

When comparing the weather between July and November, significant differences emerge. July boasts a warm temperature range, with a minimum of 9°C (48°F) and a maximum of 36°C (96°F), averaging around 18°C (65°F). This month experiences higher humidity at 71%, along with 67 mm (2.6 in) of precipitation over approximately 12 days. In contrast, November presents a much cooler climate with temperatures ranging from a low of -2°C (29°F) to a high of 16°C (62°F), averaging only 8°C (46°F). The month sees slightly less precipitation at 51 mm (2.0 in) across about 10 days, but the humidity rises to 92%, making the air feel quite damp. For a detailed look at November weather conditions, you can visit Knebworth weather in November.

During July, temperatures in Knebworth can range from a cool minimum of 9°C (48°F) to a scorching maximum of 36°C (96°F), with an average temperature of 18°C (65°F). The month sees approximately 67 mm (2.6 in) of precipitation over about 12 days, with humidity levels around 71%. In contrast, December brings a stark change in weather, with temperatures dipping to a minimum of -5°C (23°F) and averaging at 6°C (43°F), peaking at a maximum of only 14°C (58°F). Precipitation increases to 83 mm (3.3 in) over about 14 days, coupled with higher humidity levels of 92%. For more detailed insights, check out Knebworth weather in December.

Compare Knebworth's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in Knebworth

July in Knebworth brings a vibrant contrast to the rest of the year's weather, marked by a warmer climate that peaks with maximum temperatures soaring to 36°C (96°F). This month often feels more lively with an average temperature of around 18°C (65°F), showcasing the joys of summer. However, it isn't all sunshine, as humidity levels hover around 71%, making those hot days feel even warmer. With 67 mm of precipitation spread over 12 days, July can also surprise you with brief rain showers that refresh the lush greenery. Overall, July stands out as a month of warmth and humidity amidst Knebworth's climate landscape. For a deeper insight into the seasonal variations, check out Knebworth Climate.