June Weather in Hounslow, United Kingdom

Last updated: March 17, 2025

June in Hounslow, United Kingdom, brings a delightful mix of warm temperatures and refreshing rainfall, creating a distinctive early summer ambiance. The maximum temperature reaches a pleasant 31°C (89°F), while the average settles at a comfortable 16°C (62°F), offering ideal conditions for outdoor activities. However, the month is not without its share of moisture, as 77 mm (3.0 in) of rain falls over 9 days, contributing to the lush greenery typical of this season. With humidity levels hovering around 80%, the air feels warm but invigorating, perfect for enjoying both sunny days and the occasional shower.

June Temperature in Hounslow

In June, Hounslow experiences a notable shift as temperatures rise, offering a welcome respite from the chill of earlier months. With minimums around 7°C (45°F) and averages reaching 16°C (62°F), residents and visitors alike can enjoy the warmth. The month peaks with maximum temperatures soaring up to 31°C (89°F), highlighting the onset of summer. This steady increase from previous months illustrates a clear trend of rising temperatures, making June one of the most pleasant months to explore the lush surroundings of Hounslow, whether you're lounging in a park or venturing into the vibrant local culture.

June Weather in Hounslow: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Hounslow, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec414345495562656459534643
Data source: Temperature data for Hounslow 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.

June Precipitation in Hounslow

June in Hounslow, United Kingdom, marks a notable uptick in precipitation, with 77 mm (3.0 in) recorded over 9 days. This is the highest rainfall of the spring, showing a significant leap from May’s 62 mm (2.5 in) despite having only slightly fewer rain days. As the warmer months approach, the increased moisture sets the stage for lush greenery, creating a vibrant landscape. This pattern continues into July and August, where precipitation remains elevated but slightly decreases. Overall, June is a pivotal month that bridges the drier spring and the wetter summer, highlighting the region's dynamic climate.

June Precipitation Trends in Hounslow

The chart displays monthly precipitation patterns in Hounslow, with values for each month alongside June's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec545354336277647045845284
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Hounslow

In June, Hounslow experiences a notable shift in humidity, with levels averaging around 80%. This marks a slight increase from May's more comfortable 79%, signaling the onset of summer. Humidity begins to decline in July, dropping to 71%, suggesting that while June can feel quite muggy, the milder July air offers a refreshing respite. Overall, June serves as a transitional month in Hounslow's climatic pattern, balancing the lingering dampness of spring with the warmer, dryer tendencies of the approaching summer. As we move through the year, it's interesting to observe how humidity fluctuates, peaking again in October and November as the season shifts back toward dampness.

June Average Humidity in Hounslow

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

June UV Index in Hounslow

As June arrives in Hounslow, United Kingdom, the UV Index skyrockets to 8, marking a shift to a very high exposure category. This increase compared to May's 7 reflects the summer's intensified sun, reducing safe sun exposure time to just 15 minutes. The trend showcases a noticeable rise in UV radiation as the year progresses, starting from a modest 1 in January to the peak levels seen in June and July. It's essential to prioritize sun safety during these months to avoid harmful effects. For more detailed information, you can explore the complete Hounslow UV Index.

Maximum UV Index Levels in Hounslow for June

The chart shows the monthly maximum UV Index (UVI) for Hounslow in June, 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: Hounslow June 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.

June Sunshine in Hounslow

June in Hounslow, United Kingdom, embraces the warmth of summer with 389 hours of sunshine, making it a delightful time for outdoor adventures. As spring transitions into summer, there is a noticeable surge in sunlight, peaking with the highest monthly count of 404 hours in July. June’s generous hours of sunlight contribute to a vibrant atmosphere, following the gradual rise from a mere 98 hours in January through the blossoming 319 hours by April. Although sunshine dips slightly in August and September, the overall pattern reveals a clear trajectory of increasing light, enhancing the charm of Hounslow as it basks in the sun-drenched days of late spring and summer.

Monthly Sunshine Duration in Hounslow: June Highlighted

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

Chance of Sun in Hounslow During June

In June, Hounslow experiences a 28% chance of sunny weather, marking a slight dip compared to the preceding months of April and May, which enjoy higher probabilities of sunshine at 49% and 33%, respectively. This trend suggests a shift as the early summer months arrive, with July peaking at 38%, indicating a potential return to brighter days just beyond June. While June may not promise the sunniest weather, it still offers a moderate opportunity for those hoping to enjoy outdoor activities. As the warmer months approach, residents and visitors alike can remain hopeful for basking in the sun's rays, especially considering that sunshine chances in summer are generally more favorable than in the colder months.

Percentage of Sunny Days in June in Hounslow

The chart illustrates the percentage of sunny days in Hounslow throughout the year, with June 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 Hounslow experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec19%25%29%49%33%28%38%25%29%25%32%17%
Data source: Hounslow June chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Hounslow in June

As June arrives in Hounslow, United Kingdom, residents bask in the warm glow of 16 hours of daylight, marking the peak of the year’s sunlight. This month, alongside July, boasts the longest days, a notable progression from the 8 hours of daylight in January. The gradual increase in sunlight from early spring, with 11 hours in March and 15 hours in May, showcases the transition towards summer, where longer days invite outdoor activities and vibrant life. Following June, daylight hours begin to taper, hinting at the inevitable march towards autumn. Thus, June stands as a celebrated highlight in the seasonal rhythm, offering a perfect blend of warmth and brightness.

Average Daylight Hours in Hounslow for June

The chart illustrates the variation in daylight duration in Hounslow throughout the year, with June highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 23m9h 58m11h 55m13h 54m15h 38m16h 32m16h 3m14h 30m12h 35m10h 36m8h 50m7h 53m
Data source: Hounslow daylight hours, calculated by summing the hours between sunrise and sunset for each day.

June Winds in Hounslow

In Hounslow, the wind speed in June reveals a noteworthy decline, averaging 3.1 m/s (7 mph), making it one of the calmer months of the year. This marks a trend of gradually decreasing winds from the breezier days of spring, where average speeds peaked around 4.7 m/s in February before settling down. The gentler winds of June not only create a tranquil atmosphere, perfect for outdoor activities, but also signal a transition into the warmer summer months. Following June, the wind speeds slightly pick up again in July and August, yet they remain mild compared to the gustier conditions experienced earlier in the year. Overall, June embodies a serene, less blustery period, inviting residents and visitors to enjoy the beauty of Hounslow's summer landscape.

Average June Wind Speed in Hounslow

The chart displays monthly wind speed patterns in Hounslow, with values for each month shown alongside June's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how June's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.24.74.43.54.23.1 m/s3.33.83.34.43.84.4
Data source: Hounslow June wind data, generated using information from the Copernicus Climate Change Service.

How June Weather in Hounslow Compares to Other Months

The weather in Hounslow changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of June's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Hounslow and find detailed weather information for every month.

June and January present starkly contrasting weather patterns. In June, temperatures rise significantly, with lows around 7°C (45°F) and highs reaching up to 31°C (89°F), resulting in an average of 16°C (62°F). The month sees considerable humidity at 80% and around 77 mm (3.0 in) of precipitation spread over 9 days.

In contrast, January brings much colder temperatures, with minimums dropping to -5°C (24°F) and maximums only reaching 14°C (58°F), averaging just 5°C (41°F). While precipitation is somewhat lower at 54 mm (2.1 in), it occurs over 10 days, with humidity peaking at 91%. For more details on January weather, you can refer to Hounslow weather in January.

June and February exhibit stark contrasts in weather patterns. In June, temperatures range from a minimum of 7°C (45°F) to a maximum of 31°C (89°F), with an average of 16°C (62°F), offering a much warmer ambiance compared to February's cooler temperatures, which fluctuate between -5°C (23°F) and 18°C (65°F), averaging 6°C (43°F). Precipitation is slightly higher in June at 77 mm (3.0 in) over 9 days, while February sees less rainfall, totaling 53 mm (2.1 in) across 11 days. Additionally, humidity is quite high in both months, but February is slightly more humid at 89% compared to June's 80%. For more details on February weather, check Hounslow weather in February.

June and March exhibit strikingly different weather patterns. In June, temperatures range from a mild 7°C (45°F) at night to a warm 31°C (89°F) during the day, averaging around 16°C (62°F). With 77 mm (3.0 in) of precipitation spread over 9 days, the month tends to be balmy despite its humidity of 80%. In contrast, March experiences cooler conditions, with temperatures varying from a chilly -5°C (23°F) at night to a pleasant 22°C (71°F) at its peak, averaging only 7°C (46°F). Although March has less rainfall at 54 mm (2.1 in) over 13 days, it maintains a higher humidity level of 86%. For more detailed insights about March weather, visit Hounslow weather in March.

In comparing the weather between April and June, June typically boasts warmer temperatures, with minimums around 7°C (45°F) and maximums reaching up to 31°C (89°F), while April's temperatures range from a chilly -2°C (29°F) to a pleasant 26°C (80°F). June averages a more moderate 16°C (62°F) and experiences significantly more precipitation at 77 mm (3.0 inches) over about 9 days, compared to April's lighter 33 mm (1.3 inches) across 8 days. Humidity levels in June are slightly lower at 80%, while April sees a higher humidity of 85%. For more details on April weather, you can check Hounslow weather in April.

In comparing the weather between June and May, June experiences a broader temperature range, with minimums of 7°C (45°F) and maximums reaching 31°C (89°F), while May has cooler temperatures, ranging from a minimum of 1°C (35°F) to a maximum of 25°C (78°F). The average temperature in June is also higher at 16°C (62°F) compared to May’s average of 13°C (55°F). Precipitation is slightly more abundant in June, totaling 77 mm (3.0 in) over 9 days, as opposed to May's 62 mm (2.5 in) over 11 days. Humidity levels are relatively similar, with June at 80% and May at 79%. For more detailed information, you can refer to Hounslow weather in May.

In June, temperatures typically range from a minimum of 7°C (45°F) to a maximum of 31°C (89°F), with an average temperature of 16°C (62°F). The month also sees about 77 mm (3.0 in) of precipitation over 9 days, accompanied by high humidity at 80%. In contrast, July experiences slightly warmer temperatures, with a minimum of 9°C (49°F) and a maximum of 36°C (96°F), averaging 18°C (65°F). The precipitation decreases to 64 mm (2.5 in) across 11 days, while humidity drops to 71%. For more details on July weather, you can check out Hounslow weather in July.

June and August both offer warm temperatures, but August tends to be slightly warmer on average. In June, temperatures range from a minimum of 7°C (45°F) to a maximum of 31°C (89°F), with an average temperature of 16°C (62°F) and a humidity level of 80%. The month sees around 77 mm (3.0 in) of precipitation over 9 days. In contrast, August has a minimum temperature of 8°C (47°F), an average of 18°C (64°F), and a maximum of 34°C (93°F), with slightly less precipitation at 70 mm (2.7 in) over 12 days, and a lower humidity of 76%. For more specific insights on August's weather, you can visit Hounslow weather in August.

June and September exhibit distinct weather patterns, with June generally offering warmer temperatures. In June, temperatures range from a minimum of 7°C (45°F) to a maximum of 31°C (89°F), resulting in an average of 16°C (62°F). Precipitation is relatively higher in June, with 77 mm (3.0 in) spread over 9 rainy days and a humidity level of 80%. In contrast, September features slightly cooler temperatures, with a minimum of 4°C (39°F) and a maximum of 28°C (83°F), averaging 15°C (59°F). This month experiences less precipitation, totaling 45 mm (1.8 in) over 10 days, with humidity rising slightly to 82%. For more insights on the weather specifics, check out Hounslow weather in September.

In June, the weather is typically warmer with temperatures ranging from a mild 7°C (45°F) at night to a maximum of 31°C (89°F) during the day, averaging around 16°C (62°F). The month also sees about 77 mm (3.0 in) of precipitation over 9 days, combined with a humidity level of 80%. In contrast, October presents a noticeable shift, with cooler temperatures that drop to a minimum of 1°C (34°F) and a maximum of 22°C (73°F), averaging 12°C (54°F). This month experiences slightly higher precipitation at 84 mm (3.3 in) spread over 12 days, along with increased humidity at 90%. For more insights on October's weather specifics, visit Hounslow weather in October.

June and November present striking contrasts in weather. In June, temperatures range from a mild 7°C (45°F) at night to a warm maximum of 31°C (89°F) during the day, making it the peak of summer. The month experiences an average temperature of 16°C (62°F) and has 77 mm (3.0 in) of precipitation spread over 9 days, with a humidity level of 80%. In contrast, November ushers in cooler conditions, with temperatures dropping as low as -2°C (29°F) and peaking at 16°C (62°F). The average temperature in November is just 8°C (47°F), with slightly less precipitation at 52 mm (2.0 in) over 11 days, and a higher humidity level of 92%. For more details on weather conditions specifically in November, check out Hounslow weather in November.

June and December present stark contrasts in weather. June boasts a wide temperature range, with minimums around 7°C (45°F) and maximums reaching up to 31°C (89°F), resulting in an average of 16°C (62°F). The month sees a moderate amount of rain, totaling 77 mm (3.0 in) over approximately 9 days, accompanied by a relatively high humidity level of 80%. In contrast, December experiences much colder temperatures, with minimums dropping to -4°C (24°F) and maximums capping at 14°C (58°F), leading to a chilly average of 6°C (44°F). Rainfall is slightly higher at 84 mm (3.3 in) spread over about 13 days, and humidity is elevated at 92%. For more details on December conditions, you can check Hounslow weather in December.

Compare Hounslow's Climate with Cities Worldwide

Conclusion: What to Expect From June Weather in Hounslow

June in Hounslow marks a delightful shift in the weather, as the region begins to embrace the warmth of summer. With temperatures reaching up to a maximum of 31°C, this month often feels significantly hotter compared to the cooler months preceding it. While the average temperature settles around a comfortable 16°C, the minimum temperatures still hover around the cooler side. Rainfall is also a common feature, with about 77 mm over 9 days, enhancing the lush, green scenery typical of this time of year. The 80% humidity can add a touch of mugginess, but it’s all part of the charm of a typical June day in Hounslow. For a deeper dive into the climate patterns throughout the year, visit Hounslow Climate.