July Weather in Guildford, United Kingdom

Last updated: March 17, 2025

In Guildford, United Kingdom, July presents a warm and delightful climate, with maximum temperatures soaring up to 35°C (95°F) and an average of 18°C (65°F). Although residents and visitors enjoy the summer warmth, the month also sees a minimum temperature dipping to 8°C (47°F), offering a refreshing contrast. Rainfall is a notable aspect of the weather, with 67 mm (2.6 in) of precipitation spread across 11 days, contributing to a humidity level of 71%. This combination of warmth and moisture creates a vibrant and lively atmosphere, ideal for outdoor festivities and exploring the scenic beauty of Guildford.

July Temperature in Guildford

July in Guildford, United Kingdom, marks a noteworthy peak in summer warmth, with temperatures showcasing a delightful ascent. The month begins with a minimum of 8°C (47°F), providing a mild start to the season, but quickly climbs to an impressive maximum of 35°C (95°F), creating perfect conditions for outdoor activities and social gatherings. The average temperature settles around 18°C (65°F), making July the warmest month of the year, significantly warmer than the preceding months. This striking increase from the cooler temperatures of June, where the maximum reached 31°C (88°F), highlights a trend of rising summer heat, encouraging both locals and visitors to embrace the sunny, vibrant atmosphere. As July progresses, the pleasant warmth serves as an ideal backdrop for enjoying the lush landscapes and historic charm that Guildford has to offer.

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

The chart illustrates July temperature patterns in Guildford, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec414345495562656359534644
Data source: Temperature data for Guildford 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.

July Precipitation in Guildford

In July, Guildford experiences a moderate precipitation level of 67 mm (2.6 in), a slight decline from the wetter month of June, which recorded 77 mm (3.0 in). While the total precipitation remains significant, July typically sees an average of 11 rainy days, aligning with the trend of summer months showcasing an increase in rainfall compared to the earlier spring months. This pattern underscores a gradual shift in weather, with July reflecting a balance between warm summer days and the refreshing showers that often define the British climate. As the month transitions into August, a slight uptick in precipitation to 70 mm (2.8 in) is expected, indicating that the region's penchant for summer rain continues.

July Precipitation Trends in Guildford

The chart displays monthly precipitation patterns in Guildford, 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.
JanFebMarAprMayJunJulAugSepOctNovDec515357356577677044885686
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Guildford

In July, Guildford experiences a notable drop in humidity levels, with a comfortable 71% compared to the higher figures recorded earlier in the year. This decrease marks a significant shift as the summer sun influences the atmosphere, offering residents and visitors a refreshing respite from the dampness typical of the winter months. Following a trend of declining humidity since April's peak of 85%, July continues the pattern of lower summer humidity, paving the way for a more enjoyable outdoor experience. However, as the season transitions to August, humidity levels rise again to 76%, reminding us of the characteristic volatility of the British weather.

July Average Humidity in Guildford

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

In Guildford, July is marked by a UV Index of 8, placing it in the very high exposure category. This level of UV radiation necessitates caution, with a burn time of just 15 minutes for fair-skinned individuals. Following the trend from June, when the UV Index also peaked at 8, July continues to emphasize the importance of sun safety, urging residents and visitors to take necessary precautions while enjoying the summer sun. As the summer progresses, you may notice a gradual decline in UV levels; August will see a decrease to a UV Index of 7, indicating a shift towards high exposure. For a detailed look at UV trends throughout the year, explore the Guildford UV Index.

Maximum UV Index Levels in Guildford for July

The chart shows the monthly maximum UV Index (UVI) for Guildford 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.
JanFebMarAprMayJunJulAugSepOctNovDec124678876421
Data source: Guildford 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 Guildford

July shines brightly in Guildford, boasting 408 hours of glorious sunshine, making it one of the sunniest months of the year. Following the gradual rise from the chilly 99 hours in January, sunshine hours steadily climbed, peaking in the summer months with June not far behind at 396 hours. This upward trajectory highlights the region's transition from the long, grey winter months to a vibrant summer, with July offering an inviting atmosphere perfect for outdoor adventures. As the season progresses towards August, sunshine begins to wane slightly to 375 hours, yet the warmth of summer lingers. Overall, July’s radiant days mark a significant high point in Guildford's annual weather cycle, inviting residents and visitors alike to bask in the sun’s warmth.

Monthly Sunshine Duration in Guildford: July Highlighted

The July sunshine duration represents the total number of hours Guildford 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.
JanFebMarAprMayJunJulAugSepOctNovDec99h148h209h326h405h396h408h375h309h244h149h112h
Data source: Guildford July Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Guildford During July

In Guildford, United Kingdom, July offers a 38% chance of sunny weather, making it one of the more promising months for basking in the sun. While this percentage is significantly higher than the winter months, where chances are as low as 20% in January, it still falls short compared to the peak of 52% in April. Interestingly, the sunny potential begins to trend downward again in August, dropping to 26%. This indicates that while July is a favorable time for outdoor activities, sunshine is never guaranteed, and planning around the UK's unpredictable weather remains essential. With summer in full swing, July stands as a beacon of hope for sun seekers, even if it's tempered by occasional clouds.

Percentage of Sunny Days in July in Guildford

The chart illustrates the percentage of sunny days in Guildford 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 Guildford experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec20%25%33%52%35%28%38%26%29%26%33%19%
Data source: Guildford July chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Guildford in July

In Guildford, United Kingdom, the month of July boasts an impressive 16 hours of daylight, tying with June for the longest days of the year. This peak in daylight reflects a steady increase that starts in the depths of January's 8 hours, gradually lengthening as spring gives way to summer. The transition is marked by a significant jump in daylight during April's 13 hours and May's 15 hours, setting the stage for the sun-drenched days of mid-summer. As August approaches, daylight begins to wane, dipping to 14 hours, hinting at the gradual transition back to shorter days as autumn arrives. This illuminating cycle not only highlights the shifting seasons but also brings vibrancy to the long summer days, perfect for outdoor activities and enjoyment of nature.

Average Daylight Hours in Guildford for July

The chart illustrates the variation in daylight duration in Guildford throughout the year, with July highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 26m9h 59m11h 55m13h 53m15h 36m16h 29m16h 1m14h 28m12h 34m10h 37m8h 52m7h 56m
Data source: Guildford daylight hours, calculated by summing the hours between sunrise and sunset for each day.

July Winds in Guildford

In July, the wind in Guildford, United Kingdom, settles into a gentle rhythm, with an average speed of 3.4 m/s (8 mph). Compared to the lively gusts of earlier months, July experiences a slight dip from June's breezy 3.1 m/s. This shift aligns with a general trend of softer winds during summer, making the climate feel warmer and more inviting. After a steady increase in wind speeds through the spring months, July’s conditions offer a tranquil atmosphere, ideal for leisurely outdoor activities. As the season progresses, August brings a mild uptick to 3.8 m/s, hinting at a subtle resurgence before the winds start to pick up again in autumn.

Average July Wind Speed in Guildford

The chart displays monthly wind speed patterns in Guildford, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.34.94.53.54.43.13.4 m/s3.83.34.43.74.4
Data source: Guildford July wind data, generated using information from the Copernicus Climate Change Service.

How July Weather in Guildford Compares to Other Months

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

July and January offer contrasting weather experiences. In July, temperatures range from a mild 18°C (65°F) on average, peaking at a sweltering 35°C (95°F), accompanied by higher humidity levels at 71% and some rainfall of 67 mm (2.6 in) over approximately 11 days. In stark contrast, January presents a much colder climate, with average temperatures around 5°C (41°F), frosty lows of -5°C (23°F), and a maximum of only 14°C (58°F). The month is slightly drier, seeing 50 mm (2.0 in) of precipitation over 10 days, though humidity is notably higher at 91%. For a closer look at what to expect in January, check out Guildford weather in January.

The weather in July contrasts starkly with that of February in Guildford. July boasts a minimum temperature of 8°C (47°F) and an average of 18°C (65°F), peaking at a warm 35°C (95°F), making it ideal for outdoor activities. In contrast, February sees much colder temperatures, with a minimum of -7°C (19°F) and an average of just 6°C (43°F), reaching a maximum of 18°C (64°F). Both months experience similar precipitation levels, with July receiving 67 mm (2.6 in) and February slightly less at 53 mm (2.1 in), though February's higher humidity of 89% contributes to a chillier feel. For more detailed insights, you can check Guildford weather in February.

In contrast to March, July boasts significantly warmer temperatures, with averages reaching 18°C (65°F) and maximums soaring up to 35°C (95°F). In March, temperatures are much cooler, averaging 7°C (46°F) and peaking at 21°C (71°F). While both months experience a decent amount of precipitation—with July recording 67 mm (2.6 in) over 11 days compared to March's 57 mm (2.2 in) over 13 days—March tends to have higher humidity levels at 86%, compared to July's 71%. For more details on March conditions, you can visit Guildford weather in March.

Comparing the weather in July and April reveals distinct differences in temperature, precipitation, and humidity. July boasts warmer temperatures, with an average of 18°C (65°F) and highs reaching up to 35°C (95°F), whereas April has a cooler average temperature of 10°C (49°F) and peaks at 25°C (78°F). Additionally, July experiences higher precipitation levels at 67 mm (2.6 in) over 11 days, compared to April’s 35 mm (1.4 in) across 7 days. Humidity levels also differ, with July averaging 71% while April is slightly more humid at 85%. For more details about April's weather, check Guildford weather in April.

In comparing the weather of July and May, it's clear that July offers significantly warmer temperatures, with daily averages reaching 18°C (65°F) and maximums soaring as high as 35°C (95°F). In contrast, May experiences cooler conditions, averaging around 13°C (55°F) with a maximum temperature of just 26°C (79°F). While both months have similar levels of precipitation—approximately 67 mm (2.6 in) in July and 65 mm (2.6 in) in May—the humidity is slightly higher in May at 79% compared to 71% in July. For more details on May's weather, check out Guildford weather in May.

In comparing the weather between June and July, July generally presents warmer conditions, with average temperatures rising from June's 16°C (62°F) to 18°C (65°F), while the maximum temperature can reach 35°C (95°F). June, on the other hand, sees slightly cooler temperatures, with a maximum of 31°C (88°F) and a minimum of 7°C (45°F). Interestingly, while July experiences a bit less precipitation at 67 mm (2.6 in) over 11 days, June has higher precipitation totals at 77 mm (3.0 in) over 9 days. Humidity also decreases slightly from June's 80% to July's 71%, making July feel slightly more comfortable. For a detailed look at June's climate, you can visit Guildford weather in June.

July and August both feature mild minimum temperatures, with July reaching a minimum of 8°C (47°F) compared to August's slightly lower 8°C (46°F). However, the average temperatures show a minor decline, with July averaging 18°C (65°F) while August has a slightly cooler average of 17°C (64°F). The maximum temperature also decreases from 35°C (95°F) in July to 33°C (91°F) in August, indicating a gradual transition towards cooler weather. Precipitation levels are similar, with July recording 67 mm (2.6 in) and August slightly higher at 70 mm (2.8 in), both experiencing rain on 11 days. Furthermore, humidity levels rise from 71% in July to 76% in August, contributing to a more oppressive feel as summer progresses. For more details, you can check Guildford weather in August.

In comparing the weather between July and September, July tends to be warmer, with average temperatures ranging from a minimum of 8°C (47°F) to a maximum of 35°C (95°F), while September sees cooler conditions, with temperatures ranging from a minimum of 3°C (37°F) to a maximum of 28°C (83°F). July typically experiences more rainfall as well, with 67 mm (2.6 in) over 11 days compared to September's 44 mm (1.7 in) across 8 days. Interestingly, September exhibits slightly higher humidity levels at 82% compared to July's 71%. For more specific details on September weather, you can refer to Guildford weather in September.

In July, the weather is noticeably warmer, with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 35°C (95°F), averaging around 18°C (65°F). The month also experiences moderate humidity at 71% and receives about 67 mm (2.6 in) of precipitation over approximately 11 days. In contrast, October brings cooler temperatures, with a minimum of 0°C (33°F) and a maximum of 23°C (73°F), averaging 12°C (54°F). This month sees even higher humidity at 90% and increased precipitation levels of 88 mm (3.5 in) over 13 days. For more detailed information, you can check Guildford weather in October.

July and November present vastly different weather patterns. In July, temperatures range from a mild 8°C (47°F) to a hot 35°C (95°F), with an average of 18°C (65°F). Although it experiences a fair share of rainfall, totaling 67 mm (2.6 in) over 11 days, humidity is relatively moderate at 71%. In contrast, November sees much cooler conditions, with temperatures fluctuating between a chilly -2°C (29°F) and a comfortable 16°C (62°F), averaging only 8°C (47°F). Additionally, it records 56 mm (2.2 in) of precipitation over 12 days, accompanied by a higher humidity level of 92%. For more details on the conditions typical of November, you can check out Guildford weather in November.

July and December present stark contrasts in weather patterns. In July, temperatures range from a mild 8°C (47°F) at night to a warm 35°C (95°F) during the day, with an average of 18°C (65°F). The month sees about 67 mm (2.6 in) of rainfall over 11 days, accompanied by a humidity level of 71%. In contrast, December experiences much cooler temperatures, with a minimum of -4°C (26°F) and a maximum of 15°C (58°F), leading to an average of just 6°C (44°F). Precipitation in December increases to 85 mm (3.4 in) spread over 14 days, with a higher humidity of 92%. For a more detailed look at December weather, visit Guildford weather in December.

Compare Guildford's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in Guildford

July in Guildford stands out with its warm temperatures and relatively high humidity, creating a vibrant summer atmosphere that contrasts sharply with the cooler, wetter months. While the average temperature hovers around a comfortable 18°C, peaks can reach a sweltering 35°C, inviting outdoor activities and gatherings. With 67 mm of precipitation spread over 11 days, occasional summer showers can provide a refreshing break from the heat, though rain remains less frequent compared to the earlier months of the year. This blend of warmth and occasional rain makes July a unique time in Guildford, perfect for enjoying the lush landscapes and bustling summer events. For more detailed trends, check out Guildford Climate.