April Weather in Clapham, United Kingdom

Last updated: March 17, 2025

In April, Clapham, United Kingdom, experiences a dynamic range of temperatures, peaking at a warm 27°C (80°F) and dipping to a brisk -2°C (29°F). The average temperature hovers around a comfortable 9°C (49°F), making it a month of transition. Rainfall totals 38 mm (1.5 in) over approximately 8 days, contributing to the region's characteristic 84% humidity. Despite occasional showers, the mild weather invites outdoor activities and vibrant spring blooms, showcasing the charm of Clapham as it wakes from winter's slumber.

April Temperature in Clapham

In April, temperatures in Clapham, United Kingdom begin to showcase a distinct upward trend as spring fully takes hold. With a minimum temperature of -2°C (29°F), the month marks a noticeable increase from the chill of winter months. The average temperature of 9°C (49°F) reflects a warming atmosphere, while the maximum soar to 27°C (80°F), hinting at the approach of summer. This leap in temperature not only invites residents to shed their heavy coats but also encourages outdoor activities, making April a vibrant time in Clapham. As the days grow longer, the warming climate signals the blooming of flowers and the reemergence of nature, inviting everyone to embrace the joys of the season.

April Weather in Clapham: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Clapham, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec404345485461656459534643
Data source: Temperature data for Clapham 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.

April Precipitation in Clapham

April in Clapham, United Kingdom, sees a noticeable dip in precipitation, with only 38 mm (1.5 in) of rain recorded over 8 days. This marks a departure from the wetter months preceding it, particularly March, which featured 57 mm (2.2 in) over 13 days. As spring progresses, the lighter showers provide a refreshing contrast to the heavier and more frequent rains of earlier months. This trend continues into May, when precipitation increases again to 64 mm (2.5 in), hinting at the dynamic weather patterns typical of the region. Overall, April serves as a brief respite from the rain, allowing residents to enjoy milder, drier conditions before the warmer months arrive.

April Precipitation Trends in Clapham

The chart displays monthly precipitation patterns in Clapham, with values for each month alongside April's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec504757386473687052845378
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Clapham

As we transition into April, Clapham, United Kingdom, experiences a slight decrease in humidity levels, settling at 84%. This marks a continuation of the declining trend from the winter months, where humidity hovered at a high of 90% in January. With each passing month from the new year, there's a gradual drop in moisture in the air, providing a sense of relief as spring awakens. May brings an even drier atmosphere with humidity dipping to 80%, indicating the onset of warmer weather. This consistent decline in humidity paves the way for a more comfortable climate, inviting residents to enjoy the blooming landscapes and the refreshing essence of spring.

April Average Humidity in Clapham

This chart illustrates the average monthly humidity levels in Clapham, with April's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how April's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec90%88%86%84%80%81%76%77%85%90%92%90%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Clapham

As April arrives in Clapham, the UV Index shows a modest increase, reaching 5—indicating a moderate level of sun exposure risk. Compared to the previous months, where both January and February had low UV levels of 1 and 2 respectively, the spring sunshine begins to beckon residents outdoors more frequently. With an anticipated burn time of just 30 minutes, it’s crucial for sun-seekers to apply sunscreen and seek shade, especially as the UV Index is set to rise further in May. This upward trend signifies a shift toward higher UV levels as summer approaches, with 7 in May and 8 during the peak summer months of June and July. For more on protecting yourself from UV rays, visit Clapham UV Index.

Maximum UV Index Levels in Clapham for April

The chart shows the monthly maximum UV Index (UVI) for Clapham in April, 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.
JanFebMarAprMayJunJulAugSepOctNovDec124578875421
Data source: Clapham April 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.

April Sunshine in Clapham

April in Clapham heralds a remarkable transformation, with sunshine hours soaring to 307, a striking increase from the previous months. This surge is part of an encouraging trend that reflects the gradual transition from the dim winter months to the brighter spring days. Following a steady climb from January's 90 hours, each subsequent month showcases a significant rise, culminating in April's delightful embrace of sunlight. As the days lengthen, the warmth of May is poised to outshine April even further, with projections hinting at 378 hours of golden rays. This pattern not only enhances outdoor activities but also uplifts the local spirit, marking a season of vitality and renewal in Clapham.

Monthly Sunshine Duration in Clapham: April Highlighted

The April sunshine duration represents the total number of hours Clapham experiences direct sunlight during the month of April, excluding cloudy or obstructed periods. This chart compares the sunshine duration of April with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec90h147h204h307h378h361h382h352h286h229h138h103h
Data source: Clapham April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Clapham During April

As spring unfolds in Clapham, the likelihood of sunny weather sees a notable uplift in April, reaching an impressive 48%. This marked increase follows a gradual rise from the dreary depths of winter, where chances of sunshine lingered around 23% in January and only 26% in March. Interestingly, while the sun often shines a bit more brightly during the spring, with May and June offering 30% and 25% chances respectively, they fail to match April's peak. This trend highlights April as a promising month for those yearning to bask in the sunlight, making it an ideal time for outdoor activities and enjoying the vibrant blooms of the season.

Percentage of Sunny Days in April in Clapham

The chart illustrates the percentage of sunny days in Clapham throughout the year, with April 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 Clapham experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec23%25%26%48%30%25%38%24%30%22%31%16%
Data source: Clapham April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Clapham in April

As spring fully takes hold in April, Clapham, United Kingdom, experiences a delightful increase in daylight duration, stretching to an invigorating 13 hours. This marks a noticeable leap from March's 11 hours, signaling longer days filled with more sunlight as nature awakens. Following the upward trajectory, May boasts an even more generous 15 hours, while June and July peak at 16 hours, highlighting the height of summer's glow. The trend reflects a gradual return of light after the winter months, with January's mere 8 hours feeling like a distant memory. As we transition from April to the summer months, the increasing daylight not only enhances outdoor activities but also uplifts the spirit, making each day feel more vibrant and alive.

Average Daylight Hours in Clapham for April

The chart illustrates the variation in daylight duration in Clapham throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 18m9h 55m11h 54m13h 56m15h 43m16h 39m16h 9m14h 33m12h 35m10h 34m8h 45m7h 47m
Data source: Clapham daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Clapham

As April arrives in Clapham, the winds soften noticeably, with average speeds dipping to 3.5 m/s (8 mph), marking a gentle transition from the brisk gusts of earlier months. This reduction in wind speed is a stark contrast to the winter months, where January's winds reached 4.5 m/s (10 mph). Following March's slightly stronger winds at 4.7 m/s (11 mph), April invites a calmer atmosphere, hinting at spring's embrace and the promise of warmer days ahead. While the wind picks up again in May to 4.3 m/s (10 mph), April stands out as a month of serene breezes, allowing residents and visitors alike to relish the beauty of blooming flowers without the interruption of strong winds. Overall, April's more tranquil winds usher in a season of renewal, inviting everyone to enjoy the vibrant rebirth of nature.

Average April Wind Speed in Clapham

The chart displays monthly wind speed patterns in Clapham, with values for each month shown alongside April's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how April's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.55.04.73.5 m/s4.33.43.24.13.65.04.44.8
Data source: Clapham April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Clapham Compares to Other Months

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

April weather shows a more varied temperature range compared to January, with minimums around -2°C (29°F) and maximums reaching up to 27°C (80°F), reflecting the transition to spring. In contrast, January is generally colder, featuring minimum temperatures of -4°C (25°F) and a maximum of only 14°C (58°F). Precipitation is slightly less in April at 38 mm (1.5 in) over 8 days, compared to January's 50 mm (2.0 in) over 9 days. Additionally, April's humidity averages 84%, while January is a bit more humid at 90%. For more details on January's weather, check out Clapham weather in January.

April generally experiences milder temperatures compared to February, with an average temperature of 9°C (49°F) and a maximum of 27°C (80°F) versus February’s average of 6°C (43°F) and a maximum of 18°C (65°F). While February tends to be colder with a minimum temperature of -6°C (22°F), April offers slightly warmer nights with a minimum of -2°C (29°F). However, February receives a bit more precipitation, totaling 47 mm (1.9 in) over 11 days, while April sees 38 mm (1.5 in) spread over 8 days. Humidity levels remain high in both months, with February at 88% and April at 84%. For more detailed information, you can visit Clapham weather in February.

In comparing the weather conditions of March and April, April generally presents a milder climate, with average temperatures rising from 7°C (45°F) in March to 9°C (49°F). The maximum temperature in April reaches up to 27°C (80°F), significantly higher than March's maximum of 22°C (71°F), highlighting the transition towards warmer spring days. However, while April enjoys slightly less precipitation at 38 mm (1.5 in) and fewer rainy days (8 days compared to March's 13 days), it maintains a similar level of humidity at 84% versus March's 86%. For a more detailed look at March weather, you can visit Clapham weather in March.

April and May exhibit noticeable shifts in weather patterns. April sees a wider temperature range, with a minimum of -2°C (29°F) and an average of 9°C (49°F), while May starts to warm up, presenting a minimum of 1°C (34°F) and an average of 12°C (55°F). Despite both months reaching a maximum of 27°C (80°F), May tends to be wetter, with 64 mm (2.5 in) of precipitation over 11 days compared to April's 38 mm (1.5 in) across just 8 days. Additionally, humidity levels in April are slightly higher at 84%, whereas May enjoys a more comfortable 80%. For a more detailed overview, check out Clapham weather in May.

April and June present distinct weather patterns, reflecting the transition from early spring to early summer. In April, temperatures can dip as low as -2°C (29°F) but typically average around 9°C (49°F), with a maximum of 27°C (80°F). The month sees around 38 mm (1.5 in) of precipitation over eight days, accompanied by relatively high humidity at 84%. In contrast, June enjoys milder conditions, with minimum temperatures of 6°C (44°F) and an average temperature of 16°C (61°F), peaking at a warmer 31°C (88°F). However, June experiences greater rainfall, totaling 73 mm (2.9 in) across ten days, yet with slightly lower humidity at 81%. For a more detailed outlook on June weather, you can visit Clapham weather in June.

April and July present distinct contrasts in weather patterns. In April, temperatures vary from a chilly minimum of -2°C (29°F) to a comfortable maximum of 27°C (80°F), with an average of 9°C (49°F). Humidity is quite high at 84%, and the month sees approximately 38 mm (1.5 in) of precipitation over about 8 days. Conversely, July warms up significantly, featuring a minimum temperature of 7°C (45°F) and peaking at a sweltering 37°C (98°F), with an average of 18°C (65°F). Precipitation increases to 68 mm (2.7 in) across roughly 14 days, and humidity drops to 76%. For more detailed information, check Clapham weather in July.

April and August present contrasting weather conditions. In April, temperatures range from a chilly minimum of -2°C (29°F) to an average of 9°C (49°F), with highs reaching up to 27°C (80°F). The month experiences approximately 38 mm (1.5 in) of precipitation over about 8 days, accompanied by high humidity at 84%. In contrast, August boasts warmer temperatures, with a minimum of 8°C (47°F) and an average of 18°C (64°F), peaking at a sweltering 35°C (95°F). The month is wetter, with around 70 mm (2.7 in) of rainfall over 12 days and slightly lower humidity at 77%. For more details on August weather, check out Clapham weather in August.

April and September offer distinct weather patterns, reflecting the transition from spring to fall. In April, temperatures range from a chilly minimum of -2°C (29°F) to a pleasant maximum of 27°C (80°F), with an average temperature around 9°C (49°F). The month experiences moderate precipitation of 38 mm (1.5 in) over about 8 days, accompanied by high humidity averaging 84%.

In contrast, September typically sees slightly warmer temperatures, with a minimum of 3°C (37°F) and a maximum of 29°C (85°F), resulting in an average of 15°C (59°F). This month also experiences increased rainfall of 52 mm (2.0 in) over 9 days, along with humidity levels a touch higher at 85%. For more detailed insights, check out Clapham weather in September.

April and October present distinct weather patterns, reflecting the transition from spring to autumn. In April, temperatures range from a chilly minimum of -2°C (29°F) to a pleasant maximum of 27°C (80°F), with an average of 9°C (49°F) and relatively low precipitation at 38 mm (1.5 in) over about 8 days. However, the humidity is notable at 84%. In contrast, October experiences milder temperatures, with minimums of 0°C (33°F) and maximums reaching 23°C (74°F), averaging 11°C (53°F). The month is also wetter, receiving 84 mm (3.3 in) of precipitation across approximately 12 days, accompanied by higher humidity at 90%. These variations highlight the changing seasons, with April offering more warmth and potential variability, while October brings cooler, damper conditions. For more specifics on October weather, you can check Clapham weather in October.

April and November present contrasting weather patterns, showcasing the shift from spring to late autumn. In April, temperatures can range from a chilly -2°C (29°F) at night to a warm 27°C (80°F) during the day, with an average of 9°C (49°F). The month experiences about 38 mm (1.5 in) of precipitation over 8 days, with a humidity level of 84%. In contrast, November's temperatures are cooler overall, slipping to a minimum of -3°C (28°F) and reaching a maximum of 17°C (63°F), averaging around 8°C (46°F). Precipitation increases to 53 mm (2.1 in) over 10 days, accompanied by higher humidity at 92%. For a more in-depth look at November’s weather, check out Clapham weather in November.

April and December present contrasting weather experiences. In April, temperatures can range from a brisk -2°C (29°F) at night to a pleasant 27°C (80°F) during the day, with an average of 9°C (49°F). Precipitation is relatively modest at 38 mm (1.5 in) over about 8 days, and humidity hovers around 84%. In contrast, December is cooler, with temperatures dipping to a low of -4°C (25°F) and peaking at a mild 15°C (59°F), averaging 6°C (43°F). The month sees higher precipitation, measuring 78 mm (3.1 in) over 15 days, with humidity climbing to 90%. For those interested in the specifics of December's climate, you can explore Clapham weather in December.

Compare Clapham's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Clapham

As April unfolds in Clapham, the weather paints a vibrant picture that marks a transition from the chill of winter to the warmth of spring. Temperatures begin to rise, with maximums reaching a pleasant 27°C (80°F) while the average settles at a cool 9°C (49°F). This month's unique blend of mild daytime warmth and the occasional chilly night offers a refreshing contrast to the more stable, warmer temperatures of the summer months. However, it’s important to note that April also brings about increased precipitation, with rain gracing the area on roughly eight days, contributing to the lush greenery that the season is known for. While the humidity remains relatively high at 84%, it adds a certain freshness to the air. For a deeper dive into the weather patterns that define this charming locale, check out Clapham Climate.