April Weather in Southampton, United States

Last updated: February 24, 2025

April in Southampton, United States, showcases a mild climate characterized by an average temperature of 8°C (47°F), with highs reaching up to 17°C (63°F) and lows dipping to a chilly 0°C (32°F). This transitional month brings significant rainfall, accumulating to 139 mm (5.5 in) over approximately 12 days, contributing to a humidity level of 78%. As nature comes alive in spring, residents can expect a mix of cloudy skies and occasional sunshine, making it a vibrant time for outdoor activities and fresh beginnings.

April Temperature in Southampton

As April arrives in Southampton, the lingering chill of winter begins to melt away, revealing a gentle transition into spring. With temperatures steadily rising, the month sees a minimum of 0°C (32°F) and an average of 8°C (47°F), reaching up to a pleasant 17°C (63°F) at its peak. This budding warmth marks a significant increase from the earlier months, as March experiences its max of 15°C (59°F). April's fresh air invites vibrant blooms and outdoor activities, creating an overall invigorating atmosphere. The gradual ascent in temperatures not only signifies the end of winter's grasp but also hints at the inviting warmth of summer just around the corner.

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

The chart illustrates April temperature patterns in Southampton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec363639465565737469615041
Data source: Temperature data for Southampton 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 Southampton

April marks a peak in precipitation for Southampton, United States, with an average rainfall of 139 mm (5.5 in) over 12 days. This increase in moisture is part of a spring trend, as the region transitions from the cooler months, where January and February also report higher rainfall totals of 90 mm (3.5 in) and 127 mm (5.0 in) respectively. The steady rise in precipitation from March to April showcases nature’s awakening, with March receiving 112 mm (4.4 in). Following April, rainfall begins to taper off slightly in May at 130 mm (5.1 in), suggesting a shift towards dryer summer months. Overall, April stands out not only for its robust rainfall but also for its role as a climatic bridge leading into the drier summer season.

April Precipitation Trends in Southampton

The chart displays monthly precipitation patterns in Southampton, 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.
JanFebMarAprMayJunJulAugSepOctNovDec901271121391307210510097159111152
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Southampton

April marks a delightful shift in humidity levels for Southampton, where the average humidity drops to 78%. This decrease continues a general trend of declining moisture from the wet winter months, as January and February see humidity levels up at 84% and 82% respectively. Following April, the humidity further eases into the warmth of late spring and summer, reaching its lowest in July at 62%. This gradual reduction not only brings relief from the heavier winter air but also sets the stage for more comfortable, outdoor-friendly weather as residents embrace the beautiful blooming season. As spring unfolds, Southampton enjoys a refreshing balance of humidity that paves the way for sunnier days ahead.

April Average Humidity in Southampton

This chart illustrates the average monthly humidity levels in Southampton, 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.
JanFebMarAprMayJunJulAugSepOctNovDec84%82%81%78%70%69%62%65%68%74%82%80%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Southampton

As April rolls into Southampton, the sun’s intensity ramps up markedly, with the UV Index soaring to 8, indicating a very high level of exposure. This shift signifies a considerable drop in burn time to just 15 minutes, urging residents and visitors to be vigilant about sun protection. Compared to the previous months, April marks a clear transition from the moderate to high levels of exposure seen in earlier months, highlighting the arrival of sunnier days. This trend continues into May, where the UV Index peaks at 9, leading into the summer months where caution remains paramount. With these increasing UV levels, it's essential to stay informed; for a detailed guide, check the Southampton UV Index.

Maximum UV Index Levels in Southampton for April

The chart shows the monthly maximum UV Index (UVI) for Southampton 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.
JanFebMarAprMayJunJulAugSepOctNovDec35689101098642
Data source: Southampton 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 Southampton

April in Southampton brings a delightful embrace of sunshine, with 250 hours of radiant daylight illuminating the coastal town. This vibrant month transitions smoothly from the lively 261 hours of March, maintaining a strong presence of sunshine as it sets the stage for the warmer months ahead. As spring blossoms into summer, the sun steadily gains strength, peaking in July with an impressive 349 hours that bathes the area in warmth. While April is slightly less sunny than its predecessor, it still marks a significant jump from the 153 hours of January—showcasing a delightful upward trend as longer, brighter days pave the way for sunny afternoons and outdoor activities.

Monthly Sunshine Duration in Southampton: April Highlighted

The April sunshine duration represents the total number of hours Southampton 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.
JanFebMarAprMayJunJulAugSepOctNovDec153h185h261h250h291h321h349h327h281h229h208h177h
Data source: Southampton April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Southampton During April

In April, Southampton experiences a 49% chance of sunny weather, closely aligning with the month of March, which boasts a slightly higher 59% likelihood of sunshine. This suggests a trend where early spring offers fluctuating sun exposure, with April reflecting a transitional period as the weather warms. Notably, the chances of sunshine dip in the following months, with May and June revealing slightly lower probabilities at 45% and 41%, respectively. Although April presents a fair opportunity for sunny days, it can also be a reminder of the varied climatic conditions characteristic of the season, setting the stage for the unpredictable weather to come in summer.

Percentage of Sunny Days in April in Southampton

The chart illustrates the percentage of sunny days in Southampton 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 Southampton experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec50%31%59%49%45%41%45%34%49%45%54%32%
Data source: Southampton April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Southampton in April

As spring unfolds in Southampton, the daylight duration experiences a noticeable surge, reaching 13 hours in April. This marks a significant increase from the 11 hours of March, highlighting the transition towards longer days as the region shakes off the winter chill. The progression continues into May, where residents bask in 14 hours of sunlight, showcasing a trend of steadily increasing daylight that peaks in June with 15 hours. This gradual lengthening of days not only enhances outdoor activities but also invigorates the community with the promise of summer just around the corner. As the year progresses, daylight begins to wane again starting in August, reminding us of nature's cyclical rhythm that weaves through the seasons.

Average Daylight Hours in Southampton for April

The chart illustrates the variation in daylight duration in Southampton throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 35m10h 38m11h 58m13h 19m14h 29m15h 3m14h 44m13h 43m12h 24m11h 3m9h 52m9h 16m
Data source: Southampton daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Southampton

April in Southampton ushers in a gentle breeze, with average wind speeds tapering to 5.9 m/s (13 mph), marking a subtle dip from the previous months. This trend reflects the transition of spring, as the robust gusts of winter gradually yield to softer winds. While January through March experience higher speeds, April's winds invite a sense of calm, perfectly complementing the blooming landscape. The gradual decline continues into May, hinting at the warmer months ahead, where the winds further mellow to 5.7 m/s (13 mph). As the seasons shift, Southampton's April winds create an enchanting atmosphere, balancing the refreshing coolness with the blossoming warmth of spring.

Average April Wind Speed in Southampton

The chart displays monthly wind speed patterns in Southampton, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7.06.96.55.9 m/s5.75.24.64.65.86.46.56.3
Data source: Southampton April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Southampton Compares to Other Months

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

April weather contrasts sharply with the chill of January, offering milder temperatures and a shift towards spring. In April, the average temperature rises to 8°C (47°F), with a maximum of 17°C (63°F), alongside a significant precipitation of 139 mm (5.5 in) over about 12 days. In contrast, January is much colder, with temperatures averaging only 2°C (36°F) and lows dipping to -13°C (8°F), but it sees less precipitation, totaling 90 mm (3.5 in) across 9 days. Despite January's lower rainfall, its higher humidity at 84% compared to April's 78% adds to the winter's biting chill. For more information on January's weather, visit Southampton weather in January.

Comparing the weather of April and February reveals distinct differences in temperature and precipitation. April experiences a milder temperature range with a minimum of 0°C (32°F), an average of 8°C (47°F), and a maximum of 17°C (63°F), while February is much colder, with temperatures dipping as low as -13°C (10°F) and averaging only 2°C (37°F). Although both months see similar levels of precipitation—139 mm (5.5 in) in April compared to 127 mm (5.0 in) in February—the humidity remains slightly higher in February at 82% compared to 78% in April. For more detailed insights on February weather, you can visit Southampton weather in February.

In comparing the weather of April and March, we see a notable increase in temperature as spring progresses. April experiences a minimum temperature of 0°C (32°F), an average of 8°C (47°F), and a maximum of 17°C (63°F), whereas March starts off colder with a minimum of -7°C (20°F) and an average of 4°C (39°F). Despite April's warmer conditions, it also sees increased precipitation, totaling 139 mm (5.5 in) over 12 days, compared to March's 112 mm (4.4 in) across 10 days. The humidity levels remain quite similar, with March at 81% and April slightly lower at 78%. For a more detailed look at March's weather in Southampton, you can refer to Southampton weather in March.

April and May present a notable transition in weather patterns. In April, temperatures range from a chilly 0°C (32°F) to a pleasant maximum of 17°C (63°F), with an average of 8°C (47°F). The month is characterized by significant precipitation totaling 139 mm (5.5 in) over 12 rainy days and high humidity at 78%. In contrast, May warms up, with minimum temperatures of 4°C (39°F) and maximums reaching 21°C (70°F), resulting in a comfortable average of 13°C (55°F). Although precipitation slightly decreases to 130 mm (5.1 in) over 13 days, humidity drops to 69%, adding to the overall comfort of the month. For more detailed information, check out Southampton weather in May.

April and June exhibit distinct weather patterns, highlighting the transition from spring to early summer. In April, temperatures range from a chilly minimum of 0°C (32°F) to a maximum of 17°C (63°F), with an average of 8°C (47°F). The month sees significant precipitation, totaling 139 mm (5.5 in) over approximately 12 days, contributing to a relatively high humidity of 78%. In contrast, June offers a much warmer experience, with temperatures starting at a minimum of 11°C (52°F) and reaching as high as 25°C (77°F), averaging 18°C (65°F). Rainfall decreases significantly to 72 mm (2.8 in) over just 8 days, while humidity drops to a more comfortable 69%. For a more detailed outlook, you can check Southampton weather in June.

The weather in April and July presents a stark contrast, reflecting the shift from early spring to mid-summer. In April, temperatures range from a chilly 0°C (32°F) at night to a mild 17°C (63°F) during the day, with an average of 8°C (47°F). The month is quite wet, with 139 mm (5.5 in) of precipitation spread over 12 days, accompanied by high humidity at 78%. In contrast, July boasts significantly warmer temperatures, starting from a minimum of 16°C (62°F) and peaking at 29°C (84°F), averaging around 23°C (73°F). Though July experiences slightly less precipitation, totaling 105 mm (4.1 in) over 11 days, the humidity drops to a more comfortable 62%. For a closer look at the July weather specifics, visit Southampton weather in July.

April and August present distinctly different weather profiles. In April, temperatures can dip as low as 0°C (32°F) with an average of 8°C (47°F) and a maximum of 17°C (63°F), making it a cool month perfect for spring blooms. The precipitation level is relatively high at 139 mm (5.5 in) over about 12 days, and the humidity sits at 78%, creating a damp atmosphere. In contrast, August features significantly warmer temperatures, with a minimum of 17°C (63°F), an average of 23°C (74°F), and a peak of 28°C (83°F), making it ideal for summer activities. Precipitation decreases to 100 mm (3.9 in) over roughly 10 days, accompanied by lower humidity at 65%. For more specific details about the weather in August, you can visit Southampton weather in August.

April and September exhibit contrasting weather patterns, reflecting the transition from spring to autumn. In April, temperatures range from a chilly 0°C (32°F) to a milder 17°C (63°F), with an average of 8°C (47°F). The month sees significant precipitation, totaling 139 mm (5.5 in) over about 12 rainy days, and the humidity hovers at a relatively high 78%. In contrast, September boasts warmer temperatures, typically ranging from a minimum of 12°C (55°F) to a maximum of 27°C (81°F), with an average of 20°C (69°F). Precipitation in September is less intense, at 97 mm (3.8 in) spread over approximately 10 days, and the humidity decreases to 68%. For a more detailed look at September weather, check out Southampton weather in September.

In comparing the weather of April and October, we see notable differences in temperature and precipitation. April tends to be cooler, with average temperatures ranging from a chilly 0°C (32°F) at night to a mild 17°C (63°F) during the day. In contrast, October enjoys a warmer climate, with average temperatures ranging from 6°C (42°F) at night to a comfortable 25°C (77°F) during the day. Both months experience significant rainfall, but October has slightly higher precipitation at 159 mm (6.2 in) over 13 days, compared to April's 139 mm (5.5 in) over 12 days. Humidity levels are fairly similar, with April averaging 78% and October slightly lower at 74%. For more detailed insights on October weather, check out Southampton weather in October.

In comparing the weather conditions of April and November, one can observe notable differences in temperature and precipitation patterns. April boasts milder temperatures, with averages around 8°C (47°F) and a maximum of 17°C (63°F), while November showcases a slightly cooler average of 10°C (50°F) but can reach as high as 19°C (67°F). Precipitation levels are relatively close, with April receiving 139 mm (5.5 in) over 12 days and November recording 111 mm (4.4 in) across 10 days. Humidity tends to be a bit higher in November at 82%, compared to April's 78%. For more detailed insights on November weather, visit Southampton weather in November.

April and December exhibit distinct weather characteristics in terms of temperature and precipitation. In April, temperatures range from a chilly 0°C (32°F) at night to a pleasant 17°C (63°F) during the day, with average temperatures settling around 8°C (47°F). The month experiences approximately 139 mm (5.5 in) of precipitation over about 12 days, coupled with a humidity level of 78%. In contrast, December presents a colder climate, where minimum temperatures plummet to -9°C (16°F) and average around 5°C (42°F), with daytime highs reaching up to 16°C (61°F). This month sees slightly higher precipitation at 152 mm (6.0 in) over 11 days and a humidity level of 80%. For more detailed insights, you can visit Southampton weather in December.

Compare Southampton's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Southampton

As April unfolds in Southampton, the weather begins to shift, marking a transition from the chill of winter to the mildness of spring. With average temperatures rising to a comfortable 8°C, the maximum of 17°C offers a hint of warmth, yet the lingering potential for frosty nights is a reminder that winter is not completely over. April sees an increase in precipitation, with frequent showers contributing to a humidity level of 78%, accentuating that fresh, springtime aroma in the air. Unlike the drier conditions of summer, these spring rains nourish the vibrant landscape, making April a month of renewal. For a deeper insight into what to expect throughout the seasons, check out Southampton Climate.