July Weather in Helensburgh, United Kingdom

Last updated: March 17, 2025

July in Helensburgh, United Kingdom showcases a delightful mix of summer warmth and typical British charm. With maximum temperatures reaching up to 27°C (81°F), the month offers an average temperature of 15°C (59°F), providing a pleasant backdrop for outdoor activities. However, expect some variability, as minimum temperatures can dip to 7°C (44°F) during the nights. Rain is also a frequent visitor, with 123 mm (4.9 in) of precipitation spread across 16 days, contributing to the region's lush green landscapes. The lingering humidity at 82% can add an extra layer of mugginess, so prepare accordingly to fully enjoy the beauty and vibrancy of July in Helensburgh.

July Temperature in Helensburgh

In July, Helensburgh experiences a delightful embrace of summer warmth, with temperatures ranging from a comfortable minimum of 7°C (44°F) to a pleasant maximum of 27°C (81°F). This month typically boasts an average temperature of 15°C (59°F), making it one of the warmest times of the year in this coastal town. Following the gradual rise from the chill of winter, which saw temperatures dip below freezing in the earlier months, July marks a significant shift towards milder and sunnier days. The steady increase from the previous weeks hints at the season's peak, providing ample opportunities for outdoor exploration and enjoyment. As the month unfolds, residents and visitors alike relish the vibrant summer atmosphere that Helensburgh has to offer.

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

The chart illustrates July temperature patterns in Helensburgh, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec394042455156595854494440
Data source: Temperature data for Helensburgh 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 Helensburgh

In July, Helensburgh experiences an average precipitation of 123 mm (4.9 in) spread across 16 days. This month serves as a transition between the drier spells of spring and the wetter autumn months, with rainfall levels notably lower than the peak seen in both February and October. Despite the mid-summer season, rain remains a regular companion, with July's precipitation slightly higher than the preceding month, June. As residents enjoy the longer daylight hours, they also brace for the inevitable summer showers, illustrating the characteristic variability of the UK climate. The increasing trend from spring through to early autumn suggests that while July can offer moments of sunshine, the unpredictability of rainfall is never far behind.

July Precipitation Trends in Helensburgh

The chart displays monthly precipitation patterns in Helensburgh, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1171951526387142124183135202161161
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Helensburgh

July in Helensburgh, United Kingdom, experiences a modest humidity level of 82%, slightly lower than the peak months earlier in the year. This trend reflects a gradual decline from the winter months, where humidity hovers around 90% to 92%, typical of the region's climate. Following June's humidity at 83%, July's readings suggest a subtle shift towards drier air as summer progresses. However, as the year transitions into late summer and early autumn, humidity levels are expected to rise again, with September revisiting the higher figures seen in the earlier months. This pattern illustrates Helensburgh's characteristic dampness, providing a comforting and consistent backdrop for its lush landscapes.

July Average Humidity in Helensburgh

This chart illustrates the average monthly humidity levels in Helensburgh, 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.
JanFebMarAprMayJunJulAugSepOctNovDec90%88%86%85%81%83%82%82%88%90%92%89%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Helensburgh

In Helensburgh, United Kingdom, July marks the peak of summer with a UV Index of 8, placing it in the very high exposure category. This means that sun protection is essential, as the potential for skin damage increases significantly, with a burn time of only 15 minutes. Following a rise in UV levels from January’s low index of 1, the trend climaxes in July, mirroring June's intense sun exposure. As the summer progresses into August, the index slightly dips to 6, indicating a return to a high exposure level but with a more manageable burn time of 25 minutes. For those planning outdoor activities, being aware of these trends is crucial to ensure safety while enjoying the summer sun. For more details, check Helensburgh UV Index.

Maximum UV Index Levels in Helensburgh for July

The chart shows the monthly maximum UV Index (UVI) for Helensburgh 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.
JanFebMarAprMayJunJulAugSepOctNovDec123568865311
Data source: Helensburgh 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 Helensburgh

In Helensburgh, July shines brightly with 389 hours of sunshine, marking a peak in the summer months. This vibrant month follows a steady ascent from the year’s low in January, which boasts only 66 hours of sun. As the seasons progress, spring brings a delightful increase, culminating in May’s 391 hours, just shy of July’s sun-filled days. The trend showcases a welcoming embrace of warmth and light, encouraging outdoor activities and community gatherings. However, as August rolls in, the sun begins to retreat, plunging to 341 hours, hinting at the gradual shift toward the softer light of autumn. Thus, July stands as a quintessential summer jewel in Helensburgh, celebrated for its sun-soaked days and warmth.

Monthly Sunshine Duration in Helensburgh: July Highlighted

The July sunshine duration represents the total number of hours Helensburgh 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.
JanFebMarAprMayJunJulAugSepOctNovDec66h123h174h322h391h384h389h341h272h202h106h66h
Data source: Helensburgh July Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Helensburgh During July

In Helensburgh, the likelihood of sunny weather in July stands at 25%, which places it moderately among the other months of the year. While it may not be the sunniest month, it reflects a slight uptick from the cooler, earlier months like March and June, which both exhibit lower chances of sun at 16% and 22%, respectively. Interestingly, April boasts the highest probability of sun at 46%, suggesting that the arrival of summer does not necessarily equate to a guaranteed sunny July. Instead, this month aligns more closely with the probabilities seen in late autumn, such as November’s 25% chance. Overall, while July can offer opportunities for sunshine, it’s wise to remain prepared for the unpredictability of British weather.

Percentage of Sunny Days in July in Helensburgh

The chart illustrates the percentage of sunny days in Helensburgh 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 Helensburgh experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec26%23%16%46%29%22%25%23%15%16%25%14%
Data source: Helensburgh July chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Helensburgh in July

In July, Helensburgh, United Kingdom, enjoys a substantial 16 hours of daylight, continuing the trend of long summer days established in June. As the sun begins its gradual descent towards autumn, daylight hours diminish slightly in August, but not before heralding the height of brightness in July. The progression from 11 hours in March to the peak summer light showcases a steady increase, reflecting the region's transition from the darker winter months, where daylight dips to just 7 hours in January. This pattern highlights the vibrant change in seasons, with July standing as a symbolic midpoint of the summer, inviting both residents and visitors to make the most of the extended hours of sunshine.

Average Daylight Hours in Helensburgh for July

The chart illustrates the variation in daylight duration in Helensburgh throughout the year, with July highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec7h 41m9h 35m11h 53m14h 14m16h 20m17h 28m16h 51m14h 57m12h 40m10h 21m8h 13m7h 3m
Data source: Helensburgh daylight hours, calculated by summing the hours between sunrise and sunset for each day.

July Winds in Helensburgh

In July, the winds in Helensburgh take a noticeable dip with an average speed of just 2.1 m/s (5 mph), marking it as one of the calmest months of the year. This gentle breeze contrasts sharply with the more blustery conditions observed earlier in the year, such as the peak in February at 5.0 m/s (11 mph). As summer unfolds, the winds tend to soften, creating a tranquil atmosphere ideal for enjoying the coastal scenery. This trend of diminishing wind speeds continues into August, suggesting a calming effect as the seasons transition toward autumn. The overall pattern highlights the serene beauty of Helensburgh's summers, inviting relaxation and outdoor exploration amidst the picturesque backdrop.

Average July Wind Speed in Helensburgh

The chart displays monthly wind speed patterns in Helensburgh, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.05.03.92.83.13.12.1 m/s2.42.93.74.03.2
Data source: Helensburgh July wind data, generated using information from the Copernicus Climate Change Service.

How July Weather in Helensburgh Compares to Other Months

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

In comparing the weather of July and January, it’s evident that they present stark contrasts. July boasts a mild average temperature of 15°C (59°F), peaking at 27°C (81°F), while January experiences much colder conditions with an average of just 4°C (40°F) and a maximum of 13°C (55°F). Precipitation is relatively similar, with July receiving 123 mm (4.9 in) across 16 days and January slightly less at 117 mm (4.6 in) over 14 days. Additionally, January exhibits higher humidity levels at 90%, compared to 82% in July, creating a distinctly different atmosphere in these two months. For more detailed insights into January’s climate, you can check out Helensburgh weather in January.

In comparing the weather between July and February, one can observe significant differences in temperature and precipitation. July experiences a mild climate with temperatures ranging from a minimum of 7°C (44°F) to a maximum of 27°C (81°F) and an average of 15°C (59°F). However, this month also records 123 mm (4.9 in) of rainfall over 16 days, with humidity at 82%. In contrast, February is much colder, with temperatures ranging from a minimum of -8°C (18°F) to a maximum of 13°C (56°F), averaging at 5°C (40°F). Additionally, February sees higher precipitation levels of 195 mm (7.7 in) across 19 days and slightly higher humidity at 88%. For more details on February weather patterns, you can visit Helensburgh weather in February.

In comparing the weather of July and March, we can see notable differences in temperature and precipitation. July enjoys milder temperatures, with a minimum of 7°C (44°F) and a maximum of 27°C (81°F), leading to an average of 15°C (59°F). In contrast, March is much cooler, experiencing temperatures as low as -7°C (19°F) and peaking at 16°C (62°F), with an average of just 6°C (42°F). Precipitation patterns also vary, as July sees 123 mm (4.9 in) over 16 days, while March has slightly higher rainfall at 152 mm (6.0 in) across 19 days. Additionally, humidity levels are quite high in both months, with July at 82% and March at 86%. For more details on March weather conditions specifically, you can refer to Helensburgh weather in March.

When comparing the weather in April and July, one can see notable differences in temperature and precipitation. In July, temperatures typically range from a minimum of 7°C (44°F) to a maximum of 27°C (81°F), with an average of 15°C (59°F), offering much warmer conditions than April, which ranges from a chilly minimum of -4°C (24°F) to a maximum of 22°C (72°F) and averages around 7°C (46°F). Precipitation is more frequent in July, occurring on about 16 days and totaling 123 mm (4.9 in), while April sees less rain, with 63 mm (2.5 in) over 13 days. The humidity levels are relatively similar, with July at 82% and April slightly higher at 85%. For more detailed information, you can check Helensburgh weather in April.

In comparing the weather of July and May, July tends to be warmer with average temperatures ranging from a minimum of 7°C (44°F) to a maximum of 27°C (81°F), while May sees a lower temperature range, with minimums dipping to -1°C (30°F) and maximums reaching 25°C (77°F). July experiences more precipitation, totaling 123 mm (4.9 in) over 16 days, compared to May's 87 mm (3.4 in) over 14 days. Both months share similar humidity levels, with July at 82% and May at 80%. For a more detailed look at May's weather, you can refer to Helensburgh weather in May.

In comparing the weather between June and July, both months exhibit relatively mild temperatures, but July tends to be warmer overall. July's average temperature is 15°C (59°F), slightly higher than June's average of 13°C (56°F). While June peaks at 28°C (82°F), July’s maximum reaches 27°C (81°F), demonstrating a slight decrease in the hottest temperatures. Precipitation is also noteworthy; June experiences a total of 142 mm (5.6 in) over 18 days, while July sees less rain, totaling 123 mm (4.9 in) across 16 days. Humidity levels remain fairly consistent, with July at 82% and June at 83%. For those interested in detailed statistics, you can check out Helensburgh weather in June.

July and August exhibit a gradual shift in weather patterns, with August generally being slightly cooler and wetter. In July, temperatures range from a minimum of 7°C (44°F) to a maximum of 27°C (81°F), averaging around 15°C (59°F), while August sees a slightly lower range with temperatures between 6°C (43°F) and 25°C (77°F), averaging 14°C (58°F). Precipitation increases notably in August, totaling 183 mm (7.2 in) over 22 days, compared to 123 mm (4.9 in) over 16 days in July. Both months maintain high humidity levels at 82%. For more detailed information, you can check Helensburgh weather in August.

In July, the weather is generally warmer, with temperatures ranging from a minimum of 7°C (44°F) to a maximum of 27°C (81°F) and an average of 15°C (59°F). However, it is also quite humid, with a humidity level of 82% and significant precipitation of 123 mm (4.9 in) spread over 16 days. In contrast, September brings cooler temperatures, with a minimum of -3°C (27°F) and a maximum of 25°C (77°F), averaging at 12°C (54°F). The month also sees slightly higher precipitation, totaling 135 mm (5.3 in) over 17 days, and a further increase in humidity to 88%. For more details, check out Helensburgh weather in September.

In July, the weather is generally milder with temperatures ranging from a minimum of 7°C (44°F) to a maximum of 27°C (81°F), averaging around 15°C (59°F). However, it also experiences considerable rainfall, with 123 mm (4.9 in) over 16 rainy days and a humidity level of 82%. In contrast, October sees a notable drop in temperatures, with lows dipping to -3°C (27°F) and an average temperature of 9°C (49°F). The maximum temperature reaches 19°C (67°F), yet the month is much wetter, recording 202 mm (7.9 in) of precipitation over 21 days, along with higher humidity at 90%. For a detailed look at October's weather, you can check out Helensburgh weather in October.

July and November weather in Helensburgh exhibit significant contrasts. In July, temperatures range from a mild minimum of 7°C (44°F) to a comfortable maximum of 27°C (81°F), with an average of 15°C (59°F). The month experiences approximately 123 mm (4.9 in) of precipitation over 16 days, alongside a humidity level of 82%. Conversely, November sees much colder conditions, with temperatures dipping to a minimum of -4°C (25°F) and a maximum of 14°C (57°F), averaging just 6°C (44°F). This month receives more rainfall, totaling 161 mm (6.3 in) across 18 days, and has even higher humidity at 92%. The stark difference highlights how varied the climate can be from summer to late autumn. For a more detailed look at November weather, you can visit Helensburgh weather in November.

When comparing the weather in July and December, notable differences emerge. July boasts milder temperatures with an average of 15°C (59°F), reaching a maximum of 27°C (81°F), while December is considerably colder, with an average of just 5°C (41°F) and a peak of 12°C (54°F). Precipitation is also higher in December, totaling 161 mm (6.3 in) over 19 days, compared to 123 mm (4.9 in) in July, which sees rain over 16 days. Additionally, humidity levels are slightly elevated in December at 89%, versus July's 82%. For a more detailed look at December weather specifics, visit Helensburgh weather in December.

Compare Helensburgh's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in Helensburgh

As July unfolds in Helensburgh, it brings not only a hint of summer warmth but also a significant departure from the cooler, wetter months preceding it. With an average temperature finally hitting a pleasant 15°C (59°F), residents and visitors alike can revel in the rare occasions when maximums reach 27°C (81°F). However, July does challenge sun-seekers with its 82% humidity and 123 mm of rainfall spread across 16 days, reminding us that Scotland's weather remains ever unpredictable. For those looking to plan their activities around these unique summer conditions, checking the detailed insights at Helensburgh Climate can help navigate the highs and lows of this vibrant month.