Last updated: March 17, 2025
In July, Derry, United Kingdom, experiences a delightful blend of summer warmth and sporadic rainfall. With maximum temperatures reaching a pleasant 27°C (81°F) and an average of 15°C (59°F), the month invites outdoor enjoyment despite its 15 rainy days contributing to a total precipitation of 91 mm (3.6 in). The air is often humid, hovering around 86%, creating a lush and vibrant atmosphere. Whether exploring local sights or savoring the lush greenery, July in Derry offers an experience filled with both sunshine and refreshing showers.
Derry, United Kingdom, during July experiences a delightful summer ambiance, with temperatures reflecting the essence of the season. The month starts with a minimum temperature of 7°C (45°F), rising to an average of 15°C (59°F), and reaching a maximum of 27°C (81°F) on the warmest days. This pattern marks a notable increase from the preceding months, where June's high was also 27°C but with a much cooler average. With July's temperatures showcasing a pleasant warmth, it creates an inviting atmosphere perfect for enjoying outdoor activities. As summer peak approaches, July stands out, bridging the mild spring with the warmth of late summer, making it one of the most vibrant months in Derry.
In July, Derry experiences a moderate precipitation trend, averaging 91 mm (3.6 in) over 15 days of rain. This amount is slightly lower than the earlier months, such as February and March, which see higher totals at 106 mm and 95 mm, respectively. However, it remains consistent with the previous month of June, which also recorded 95 mm. As Derry transitions into August, the rainfall typically intensifies, reaching 134 mm, showcasing the region's characteristic summer unpredictability. Overall, July's precipitation reflects a seasonal pattern where early summer rains provide a brief respite before the heavier downpours of late summer arrive.
In July, Derry experiences a humidity level of 86%, which aligns closely with the preceding months of June and August, both also at 86%. This consistency reflects a trend of moderate humidity that spans the summer season, with levels dipping slightly to 82% in May before rising again. As summer reaches its peak, July maintains humidity levels similar to those seen in earlier months, while hints at a gradual increase in the transition to autumn—evident in the rising humidity of September at 88%. Overall, July serves as a reminder that Derry's weather is marked by notable humidity, creating a lush and verdant landscape characteristic of the region.
In July, Derry experiences a UV Index of 8, indicating a very high exposure category that demands attention. This means that just 15 minutes of unprotected sun exposure can lead to skin damage, reinforcing the need for effective sun protection strategies. The trend from June to July shows a consistent peak in UV intensity, with values remaining elevated, making it crucial for residents and visitors to stay vigilant under the summer sun. As the summer progresses into August, the UV Index slightly decreases to 7, but it still remains in the high category. For more detailed insights and updates on sun safety, visit Derry UV Index.
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July in Derry, United Kingdom, offers a delightful shower of sunshine, with residents basking in an impressive 393 hours of sunlight. This marks a slight decline from the previous month, yet it still significantly contributes to the vibrant summer atmosphere. As the year progresses, Derry experiences a remarkable upward trend in sunlight from the bleak 71 hours in January to a peak in May, followed by a gradual decrease. However, July stands out as a sun-soaked haven before the days begin to shorten, providing locals and visitors alike with ample opportunity to enjoy the long summer evenings. This sunny month, complemented by June's generous hours, showcases Derry's festive spirit during the height of summer.
In Derry, United Kingdom, July sees a 21% chance of sunny weather, making it one of the brighter months of the year, though still not particularly sunny by many standards. This modest likelihood is slightly lower than the sunniest months of April, which boasts a 37% chance, and May, with 28%. Interestingly, as summer peaks, the chance of sunshine dips a bit compared to the early spring months. Meanwhile, the months leading up to July, such as June with 17%, hint at a transition from the drearier winter months to a fleeting warmth before the consistent cloud cover returns in August and beyond. This pattern underscores the unpredictable nature of summer weather in Derry, reminding residents and visitors alike to stay prepared for both sunny spells and the classic overcast days typical of this region.
In Derry, United Kingdom, the month of July shines brightly with approximately 16 hours of daylight, making it one of the sunniest periods of the year. This vibrant summer month follows June, which boasts the longest days at around 17 hours, and precedes August, where daylight gently begins to wane. The clear trend showcases a gradual increase in daylight from the depths of winter’s 7 hours in January, peaking in June before settling back. As the year progresses, daylight hours steadily decrease, with September dipping to 12 hours and continuing to drop as autumn approaches. This cycle not only highlights the fluctuating nature of daylight but also invites residents and visitors alike to enjoy the long summer evenings that July has to offer.
In Derry, United Kingdom, the month of July marks the onset of a notable dip in average wind speed, with calm breezes averaging around 2.4 m/s (5 mph). This decline follows a relatively consistent trend in the months prior, where wind speeds hovered between 3.5 m/s and 5.9 m/s. As summer unfolds, Derry experiences lighter winds, setting a more tranquil stage compared to the brisk gusts typical from late autumn through early spring. With the calmer July winds, it's the perfect opportunity to enjoy outdoor activities, as the gentle air creates a serene atmosphere amidst the region's scenic beauty. The transition into late summer only sees a slight increase in August, suggesting that July's lull is a brief interlude before the winds pick up again in the following months.
The weather in Derry 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 Derry and find detailed weather information for every month.
July and January present stark contrasts in weather patterns. In July, temperatures range from a minimum of 7°C to a maximum of 27°C, with an average of 15°C, making it the warmest month of the year. This period also experiences higher precipitation levels at 91 mm over about 15 days, coupled with high humidity at 86%. In contrast, January sees much cooler temperatures, with lows dipping to -3°C and highs reaching only up to 14°C, resulting in a chilly average of 6°C. Precipitation is slightly lower at 69 mm, occurring over about 12 days, and humidity remains similarly high at 87%. For more detailed weather insights, you can check Derry weather in January.
July and February present stark contrasts in weather conditions. In July, temperatures range from a minimum of 7°C (45°F) to a maximum of 27°C (81°F), with an average of 15°C (59°F). While the month sees significant rainfall, totaling 91 mm (3.6 in) over about 15 days, the humidity remains high at 86%. Conversely, February experiences much colder temperatures, with a minimum of -3°C (27°F) and a maximum of 14°C (58°F), averaging around 6°C (42°F). Precipitation is slightly higher in February at 106 mm (4.2 in), occurring over 16 days, but humidity levels remain consistent at 86%. For a closer look at February weather specifics, check Derry weather in February.
July and March present quite contrasting weather conditions. July enjoys warmer temperatures, with a minimum of 7°C (45°F) and a maximum of 27°C (81°F), averaging around 15°C (59°F). In contrast, March starts off much cooler, featuring a minimum of -4°C (25°F) and a maximum of 17°C (62°F), with an average temperature of 6°C (44°F). Both months experience similar levels of precipitation, with July receiving 91 mm (3.6 in) over 15 days and March slightly higher at 95 mm (3.7 in) across 17 days. Interestingly, humidity remains consistent at 86% for both months, contributing to the cool, damp feel typical of this region. For more detailed insights into March weather specifically, you can check Derry weather in March.
When comparing the weather in July and April, it's clear that July tends to be significantly warmer. The average temperature in July is around 15°C (59°F), with highs reaching up to 27°C (81°F), whereas April's average temperature is much cooler at 8°C (47°F), peaking at 21°C (69°F). Both months experience a similar level of humidity, with July at 86% and April slightly lower at 85%. Precipitation is also more prominent in July, totaling 91 mm (3.6 in) over 15 days, compared to April's 58 mm (2.3 in) across 13 days. For a deeper look into April's weather specifics, check out Derry weather in April.
July and May exhibit notable differences in weather patterns. In July, temperatures range from a minimum of 7°C (45°F) to a maximum of 27°C (81°F), with an average of 15°C (59°F), making it significantly warmer compared to May, where temperatures range from -1°C (31°F) to 25°C (76°F) and an average of 11°C (52°F). Additionally, July experiences a higher total precipitation of 91 mm (3.6 in) over 15 days, compared to May's 81 mm (3.2 in) over the same number of days. Humidity levels are slightly elevated in July at 86%, compared to 82% in May. For more detailed insights on May weather, you can visit Derry weather in May.
In comparing the weather between June and July, both months experience similar maximum temperatures, reaching up to 27°C (81°F). However, July tends to have slightly milder average temperatures, with a minimum of 7°C (45°F) compared to June's 4°C (40°F). Precipitation levels are also quite comparable; June has a total of 95 mm (3.7 in) over 17 days, while July sees 91 mm (3.6 in) across 15 days. Interestingly, July is marginally more humid at 86%, compared to June's 84%. For a detailed view of June's climate, you can check out Derry weather in June.
In comparing the weather between July and August, July experiences slightly warmer temperatures, with a maximum of 27°C (81°F) compared to August's peak of 23°C (73°F). Both months share a similar average temperature of around 15°C (59°F), but July has a wider temperature range. Precipitation also increases in August, totaling 134 mm (5.3 in) over 20 days, whereas July sees 91 mm (3.6 in) across 15 days. Despite this difference, humidity levels remain consistent at 86% in both months, contributing to a rather damp atmosphere. For more detailed insights about the weather in August, you can check Derry weather in August.
In July, the weather is characterized by a wider temperature range, with minimums around 7°C (45°F) and maximums reaching up to 27°C (81°F), while September sees cooler temperatures, with lows of 2°C (36°F) and highs of 24°C (75°F). Despite the slightly lower average temperatures in September, both months experience considerable humidity, hovering around 86% in July and slightly higher at 88% in September. Precipitation levels are fairly similar, with July recording 91 mm (3.6 in) over 15 days and September having 85 mm (3.4 in) over 17 days, making both months relatively wet. For a more detailed look at September weather specifics, you can visit Derry weather in September.
In comparing the weather between July and October, it's clear that there is a notable drop in temperatures. July boasts a minimum of 7°C (45°F) and an average of 15°C (59°F), with a maximum of 27°C (81°F), providing relatively warm conditions. In contrast, October sees significantly cooler averages, with temperatures ranging from a minimum of 1°C (33°F) to a maximum of 19°C (66°F) and an overall average of just 10°C (51°F). While July experiences 91 mm (3.6 in) of precipitation over 15 days, October slightly increases precipitation to 102 mm (4.0 in) over 18 days, along with higher humidity levels of 89% compared to July's 86%. For more detailed information about conditions during this month, visit Derry weather in October.
When comparing the weather in July and November, notable differences emerge. July experiences milder temperatures, with an average of 15°C (59°F) and maximum highs reaching 27°C (81°F), while November's averages drop to 8°C (46°F) with maximums around 15°C (59°F). Additionally, both months see considerable precipitation, with July receiving 91 mm (3.6 in) over 15 days and November slightly wetter at 94 mm (3.7 in) across 18 days. Humidity levels are relatively high in both months, peaking at 86% in July and 90% in November, adding a chill to the air as temperatures decrease. For more detailed information, you can check Derry weather in November.
In comparing the weather between July and December, it's clear that July is generally warmer, with average temperatures ranging from a minimum of 7°C (45°F) to a maximum of 27°C (81°F). In contrast, December experiences much colder conditions, with temperatures dropping to a minimum of -3°C (27°F) and a maximum of 13°C (56°F). Additionally, both months have similar humidity levels of 86%, but December sees slightly more rainfall, with 101 mm (4.0 in) over 19 days compared to July's 91 mm (3.6 in) over 15 days. For a closer look at December weather, visit Derry weather in December.
In July, Derry experiences a notable shift in weather compared to other months, with warmer temperatures that can reach a pleasant 27°C (81°F), making it the sunniest period of the year. However, this peak warmth is balanced by a considerable humidity level of 86% and a fair amount of rainfall, with precipitation occurring on 15 days throughout the month. This combination leads to a vibrant and lush landscape, ideal for exploration. If you're planning a visit, keep in mind that July's weather is a delightful blend of sun and the occasional shower, making it perfect for outdoor activities. For more detailed insights on Derry's climate, visit Derry Climate.