July Weather in Dalkey, Ireland

Last updated: March 17, 2025

In July, Dalkey, Ireland, experiences a pleasant climate, with maximum temperatures reaching up to 20°C (68°F) and an average of 15°C (60°F). The minimum temperature dips to a comfortable 10°C (51°F), perfect for light summer clothing. However, prepare for the occasional shower, as the area sees around 78 mm (3.1 in) of rainfall over approximately 14 days, resulting in a high humidity level of 86%. This blend of warm temperatures and moisture creates a lush, vibrant landscape, making Dalkey an enchanting destination during the summer month.

July Temperature in Dalkey

In July, Dalkey embraces a mild warmth that sets it apart from the chillier months. With minimum temperatures around 10°C (51°F) and a comfortable average of 15°C (60°F), this charming Irish town experiences its peak warmth of the year, reaching highs of 20°C (68°F). This pleasant weather invites both locals and visitors to enjoy outdoor activities and scenic coastal walks. As summer reaches its zenith, July offers a lovely contrast to the colder months, highlighting a clear upward trend in temperatures from the year’s start, making it an ideal time to explore Dalkey's beautiful landscapes and vibrant culture.

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

The chart illustrates July temperature patterns in Dalkey, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec444445475156595957534946
Data source: Temperature data for Dalkey 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 Dalkey

In July, Dalkey, Ireland, experiences a moderate precipitation level of 78 mm (3.1 in), slightly above June's total but significantly lower than the average for the more rain-soaked months that follow. With 14 days of rainfall, July maintains a balance between sunny spells and shower-laden periods, contributing to the lush greenery that characterizes the Irish landscape. As the warmest month of the year approaches, this precipitation trend marks a noticeable shift, preparing the region for the heavier downpours typical of August and September. This pattern showcases a gradual transition from spring’s showers to the more substantial rain of late summer and autumn, illustrating how Dalkey’s climate weaves rain and warmth into its tapestry.

July Precipitation Trends in Dalkey

The chart displays monthly precipitation patterns in Dalkey, 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.
JanFebMarAprMayJunJulAugSepOctNovDec708687486175789682101127110
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Dalkey

July brings a slight rise in humidity in Dalkey, Ireland, settling at 86%—a level consistent with the preceding months and reflective of the region's maritime climate. This trend showcases a summer that remains comfortably moist, characterized by relatively stable humidity from April to August. While humidity fluctuates throughout the year, reaching its peak at 87% in October, July's conditions hint at lush greenery and vibrant coastal scenery, making it a delightful time to experience the natural beauty of Dalkey. As the summer unfolds, the persistent humidity embodies the charm of Irish weather, fostering an enchanting atmosphere that captures the essence of this picturesque village.

July Average Humidity in Dalkey

This chart illustrates the average monthly humidity levels in Dalkey, 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.
JanFebMarAprMayJunJulAugSepOctNovDec85%86%86%85%83%85%86%85%86%87%87%84%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Dalkey

In July, Dalkey, Ireland, experiences a peak UV Index of 8, categorizing sunlight exposure as very high and necessitating vigilance against sunburn, with a burn time of just 15 minutes. This aligns with the broader trend observed from May to July, where the UV Index escalates significantly—from a high of 7 in May to an intense very high in both June and July. As summer progresses, residents and visitors must be increasingly cautious, using sun protection to enjoy the sunny days safely. For detailed insights into the UV Index throughout the year, check out Dalkey UV Index.

Maximum UV Index Levels in Dalkey for July

The chart shows the monthly maximum UV Index (UVI) for Dalkey 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.
JanFebMarAprMayJunJulAugSepOctNovDec124578875321
Data source: Dalkey 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 Dalkey

In Dalkey, Ireland, July shines brightly as one of the sunniest months of the year, boasting a remarkable 403 hours of sunshine. This peak occurs just after a series of steadily increasing sunny days, with June leading the way at 401 hours. The trend begins earlier in the year, with a gradual ascent from a modest 87 hours in January to April's notable 329 hours. After July, the sunlight begins to taper off, with August still enjoying a generous 361 hours but signaling the start of autumn's decline. Overall, the data highlights a clear pattern of increasing daylight as the year progresses, peaking in the summer months, which makes July a perfect time to soak up the sun in this charming coastal village.

Monthly Sunshine Duration in Dalkey: July Highlighted

The July sunshine duration represents the total number of hours Dalkey 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.
JanFebMarAprMayJunJulAugSepOctNovDec87h153h207h329h408h401h403h361h308h237h127h101h
Data source: Dalkey July Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Dalkey During July

In Dalkey, Ireland, the likelihood of sunny weather in July stands at a moderate 34%, reflecting a subtle uptick in sunshine compared to the preceding months. While June tends to be slightly less sunny at 27%, the transition into July provides a glimmer of hope for those seeking brighter days. This increase in sunshine is encouraging when juxtaposed with the earlier months like January and February, which linger around the 23-25% mark. Interestingly, as summer progresses, the probability of sun remains relatively stable, dipping only slightly into August at 27%. Thus, July emerges as a prime opportunity for residents and visitors alike to soak up the sun, making the most of the longer daylight hours that characterize the peak of summer.

Percentage of Sunny Days in July in Dalkey

The chart illustrates the percentage of sunny days in Dalkey 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 Dalkey experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec25%23%25%49%35%27%34%27%23%21%27%24%
Data source: Dalkey July chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Dalkey in July

In July, Dalkey, Ireland basks in a generous 16 hours of daylight, maintaining the peak brightness established in June. This continuation of long, sunlit days heralds the height of summer, encouraging outdoor activities and community gatherings. Following the vibrant days of July, daylight begins its gradual decline in August with 14 hours, signaling the transition toward autumn. As the summer slips away, the pattern of decreasing daylight continues into September with 12 hours, and further diminishes to 10 hours by October. The gradual ebb of sunlight illustrates a natural rhythm, marking the shift from the vibrant energy of summer to the quieter introspection of the fall months.

Average Daylight Hours in Dalkey for July

The chart illustrates the variation in daylight duration in Dalkey throughout the year, with July highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 9m9h 50m11h 54m14h 1m15h 52m16h 50m16h 19m14h 39m12h 36m10h 31m8h 38m7h 37m
Data source: Dalkey daylight hours, calculated by summing the hours between sunrise and sunset for each day.

July Winds in Dalkey

In July, Dalkey, Ireland experiences a notable dip in wind speed, with an average of just 3.4 m/s (8 mph), making it the calmest month of the year. This gentle breeze contrasts sharply with the more robust winds found in the early months, where January and February recorded average speeds of 6.4 m/s (14 mph) and 8.2 m/s (18 mph) respectively. Following July, the wind picks up slightly again in August at 4.6 m/s (10 mph), suggesting a seasonal shift as summer begins to give way to the more blustery conditions of autumn. Overall, the trend highlights a serene July, ideal for outdoor activities, before the winds regain momentum as the year progresses.

Average July Wind Speed in Dalkey

The chart displays monthly wind speed patterns in Dalkey, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6.48.26.04.65.24.83.4 m/s4.64.36.76.66.8
Data source: Dalkey July wind data, generated using information from the Copernicus Climate Change Service.

How July Weather in Dalkey Compares to Other Months

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

In comparing July and January weather, July features milder temperatures, ranging from a minimum of 10°C (51°F) to a maximum of 20°C (68°F), while January is significantly cooler, with temperatures between 1°C (33°F) and 13°C (56°F). Despite July having slightly higher precipitation at 78 mm (3.1 in) over 14 days compared to January's 70 mm (2.7 in) over 11 days, both months experience high humidity, with July at 86% and January at 85%. For more detailed insights into January weather, you can explore Dalkey weather in January.

In July, temperatures are generally milder with a range from a minimum of 10°C (51°F) to a maximum of 20°C (68°F), and an average of 15°C (60°F). The month experiences about 78 mm (3.1 in) of precipitation spread over 14 days, maintaining a relatively high humidity level of 86%. In contrast, February tends to be cooler, with temperatures ranging from a minimum of 0°C (33°F) to a maximum of 13°C (56°F) and an average of 7°C (45°F). Despite having slightly higher precipitation at 86 mm (3.4 in) over 15 days, the humidity remains consistent at 86%. For more detailed information on February weather, you can refer to Dalkey weather in February.

When comparing the weather in July and March, it's clear that July offers milder conditions, with average temperatures ranging from 10°C (51°F) to a maximum of 20°C (68°F). In contrast, March is significantly cooler, with temperatures averaging between -3°C (28°F) and 13°C (55°F). Both months experience similar humidity levels at 86%, but July sees slightly less precipitation at 78 mm (3.1 in) over 14 days, compared to March's 87 mm (3.4 in) across 15 days. For a more detailed look at March weather specifics, you can check Dalkey weather in March.

In comparing the weather of July and April, July generally enjoys milder temperatures, with minimums around 10°C (51°F) and maximums reaching up to 20°C (68°F), while April experiences cooler temperatures with minimums at 2°C (35°F) and a maximum of 15°C (58°F). July also sees more rain, accumulating 78 mm (3.1 in) over approximately 14 days, compared to April's 48 mm (1.9 in) across 11 days. Despite this difference in rainfall, both months have similar humidity levels, with July at 86% and April slightly lower at 85%. For more insights on April weather, you can visit Dalkey weather in April.

When comparing the weather in July and May, July tends to be noticeably warmer with temperatures ranging from a minimum of 10°C (51°F) to a maximum of 20°C (68°F), while May experiences slightly cooler temperatures, with a minimum of 3°C (38°F) and a maximum of 17°C (63°F). July also sees a higher average temperature of 15°C (60°F) compared to May's average of 11°C (52°F). In terms of precipitation, July has more rainfall, totaling 78 mm (3.1 in) over 14 days, while May receives 61 mm (2.4 in) over 12 days. The humidity levels are relatively similar, with July at 86% and May at 83%. For more details on May's climate, you can check Dalkey weather in May.

In comparing the weather between June and July, we observe some notable differences. July generally experiences slightly higher temperatures, with an average of 15°C (60°F) compared to June’s average of 13°C (56°F). While the maximum temperatures in both months are similar, July sees a higher minimum temperature of 10°C (51°F) versus June's 8°C (46°F). Precipitation levels are relatively close, with July receiving 78 mm (3.1 in) over 14 days, while June has slightly less at 75 mm (2.9 in) over 13 days. Humidity remains high in both months, with July at 86% and June at 85%. For a closer look at June's weather specifics, visit Dalkey weather in June.

In comparing the weather between July and August, we find that both months share similar temperature ranges, with minimums around 10°C (51°F), average temperatures at 15°C (60°F), and maximums reaching 20°C (68°F). However, August experiences slightly more precipitation, totaling 96 mm (3.8 in) over 16 days compared to July's 78 mm (3.1 in) across 14 days. Humidity levels remain relatively stable, with July at 86% and August slightly lower at 85%. For more detailed insights, you can check Dalkey weather in August.

In July, the weather features slightly warmer temperatures with a minimum of 10°C (51°F) and an average of 15°C (60°F), reaching a maximum of 20°C (68°F). This month experiences around 78 mm (3.1 in) of precipitation over 14 days, while the humidity remains high at 86%. In contrast, September shows a mild drop in temperature, with a minimum of 7°C (45°F), an average of 14°C (57°F), and the same maximum of 20°C (68°F). Rainfall increases slightly to 82 mm (3.2 in), also over 14 days, but maintains the same humidity level of 86%. For more specific insights, you can explore Dalkey weather in September.

July and October present distinct weather profiles, showcasing a shift from warmer summer days to the cooler, damp conditions of autumn. In July, temperatures typically range from a minimum of 10°C (51°F) to a maximum of 20°C (68°F), with an average of 15°C (60°F). The month sees about 78 mm (3.1 in) of precipitation over 14 days, accompanied by high humidity levels at 86%. In contrast, October brings cooler temperatures, with a minimum of 5°C (41°F), an average of 12°C (53°F), and a maximum of 18°C (64°F). This month experiences slightly higher rainfall, totaling 101 mm (4.0 in) over 16 days, along with humidity remaining close at 87%. For a more detailed look at what to expect, you can check Dalkey weather in October.

In July, temperatures typically range from a minimum of 10°C (51°F) to a maximum of 20°C (68°F), with an average of 15°C (60°F). This month sees an average precipitation of 78 mm (3.1 in) over 14 days and maintains high humidity levels at 86%. In contrast, November's weather is notably cooler, featuring temperatures that range from a minimum of 3°C (38°F) to a maximum of 15°C (59°F), with an average of 9°C (49°F). November experiences more precipitation, totaling 127 mm (5.0 in) over 17 days, while maintaining the same humidity level of 86%. For more specific insights into November weather, you can explore Dalkey weather in November.

In comparing the weather of July and December, we see notable differences in temperature and precipitation patterns. July experiences milder conditions with average temperatures ranging from a minimum of 10°C (51°F) to a maximum of 20°C (68°F) and a total precipitation of 78 mm (3.1 in) over 14 days. Meanwhile, December is colder, with much lower average temperatures, where the minimum drops to 2°C (35°F) and the maximum reaches only 13°C (56°F). Additionally, December has slightly higher precipitation at 110 mm (4.3 in) over 16 days, and the humidity remains fairly consistent between the two months, at 86% in July and 84% in December. For a closer look at December's climate, visit Dalkey weather in December.

Compare Dalkey's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in Dalkey

In July, Dalkey experiences a warm embrace with average temperatures hovering around 15°C (60°F), making it noticeably warmer compared to the cooler months. However, this pleasant warmth is accompanied by higher humidity levels, reaching up to 86%, contributing to a muggy feel throughout the month. With 78 mm of rain falling over approximately 14 days, July stands out as one of the wetter summer months, a contrast to the drier spells typically enjoyed during other times of the year. For a deeper dive into Dalkey's captivating climate, explore Dalkey Climate.