April Weather in Shannon, Ireland

Last updated: March 17, 2025

April in Shannon, Ireland, features a minimum temperature dipping to -2°C (28°F), providing a crisp start to the month, while the maximum temperature can reach a pleasant 21°C (70°F). The average temperature hovers around a cool 9°C (48°F), making layers essential for outdoor activities. With precipitation totaling 58 mm (2.3 in) across 12 days, occasional rain showers are to be expected, contributing to the lush emerald landscape that Ireland is renowned for. Additionally, the humidity level sits at a notable 86%, ensuring that the air feels refreshingly moist. Whether you're exploring its scenic beauty or enjoying the local culture, April in Shannon invites a unique blend of brisk weather and vibrant greenery.

April Temperature in Shannon

In April, Shannon, Ireland, begins to shake off the winter chill, presenting a notable shift in temperatures. With minimums around -2°C (28°F) and a comfortable average rising to 9°C (48°F), the days start to feel noticeably warmer. The maximum temperature can reach up to 21°C (70°F), offering the promise of spring blossoms and vibrant growth. This transition month signifies a clear upward trend from the colder early months of the year, setting the stage for even milder weather as the region heads into May. With each passing day, residents and visitors alike can relish the longer daylight and the comforting embrace of more temperate conditions, hinting at the beautiful, sunny days that lie ahead.

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

The chart illustrates April temperature patterns in Shannon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec434444485357605956514644
Data source: Temperature data for Shannon generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Shannon

In April, Shannon, Ireland, experiences a mild dip in precipitation, with 58 mm (2.3 inches) of rain falling over just 12 days. This is notably less than the preceding months, with both January and February showcasing much wetter conditions, receiving 75 mm and 121 mm, respectively. March, too, contributed significantly with 105 mm of rainfall. As spring takes hold, April's gentle showers signal a transition towards drier months ahead, setting the stage for the slightly increased levels expected in May. Despite the overall decrease in rainfall, the relatively low number of wet days indicates that when it does rain, it often pours—keeping Shannon lush and vibrant amidst its ever-changing climate.

April Precipitation Trends in Shannon

The chart displays monthly precipitation patterns in Shannon, 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.
JanFebMarAprMayJunJulAugSepOctNovDec75121105587271791269110698123
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Shannon

In April, Shannon, Ireland experiences a slight dip in humidity, averaging 86%, a trend that follows a gradual decrease from the winter months. This shift marks a transition towards spring, as humidity levels begin to cool from their winter highs of 88% in January and February. Though still relatively humid, April’s figures hint at the arrival of drier conditions, with May anticipating further decline to 83%. As the year progresses, humidity is likely to fluctuate, but April stands out as a point where the gradual shift towards milder weather becomes evident, offering a refreshing change as the landscape starts to bloom.

April Average Humidity in Shannon

This chart illustrates the average monthly humidity levels in Shannon, 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.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%87%86%83%83%85%85%88%91%92%89%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Shannon

As April arrives in Shannon, Ireland, the UV Index reaches a moderate level of 5, signaling a shift in sun exposure. This increase from March’s 4 indicates that while the risk of harm from unprotected sun exposure is still manageable, caution is advised, particularly during midday hours. With a burn time of just 30 minutes, it's essential for locals and visitors alike to start considering sun protection strategies as they enjoy the spring sunshine. This trend of rising UV levels continues into May, where the index escalates to 7, reflecting the approach of summer. As you prepare for outdoor activities this month, be sure to check the Shannon UV Index for the latest updates and stay sun-smart!

Maximum UV Index Levels in Shannon for April

The chart shows the monthly maximum UV Index (UVI) for Shannon 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: Shannon 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 Shannon

April in Shannon, Ireland, marks a radiant transition as the days lengthen and the sun shines brighter, boasting an impressive 292 hours of sunshine. This festive month of light not only surpasses the earlier winter months but also sets the stage for summer's peak, contrasting sharply with January's mere 77 hours. The progressive climb in sunshine hours from 179 in March to April's 292 reflects spring's invigorating embrace, signaling the arrival of warmth and outdoor activities. As the landscape awakens and blossoms under a vivid sky, April stands out as a golden turning point, leading into May's stunning 382 hours. With each passing month, the sun’s increasing presence not only lifts spirits but also enhances the natural beauty of Shannon, setting a perfect scene for exploration and enjoyment.

Monthly Sunshine Duration in Shannon: April Highlighted

The April sunshine duration represents the total number of hours Shannon 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.
JanFebMarAprMayJunJulAugSepOctNovDec77h131h179h292h382h367h373h323h277h220h118h95h
Data source: Shannon April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Shannon During April

In Shannon, Ireland, the likelihood of sunny weather experiences a notable uptick in April, with a sunny chance of 45%—the highest for the year so far. This rise marks a significant shift from the dismal prospects of the earlier months, where January and February lingered below 30%. As the vibrant colors of spring emerge, April offers a refreshing departure from the gloomy March, making it an enticing time for outdoor activities and exploration. Following April, the sunny chances dip again in May and June, suggesting that those seeking warmth and brightness should seize the moment as spring unfolds its potential.

Percentage of Sunny Days in April in Shannon

The chart illustrates the percentage of sunny days in Shannon 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 Shannon experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec29%21%17%45%30%19%26%22%16%17%24%19%
Data source: Shannon April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Shannon in April

As spring unfolds in Shannon, Ireland, April brings a noticeable increase in daylight, with 13 hours illuminating the landscape. This upward trend marks a significant leap from March's 11 hours and sets the stage for the longer days ahead. Following the gradual progression from the shorter days of winter—where January offers just 8 hours—April is a refreshing reminder of the season's vitality. The daylight continues to lengthen as the year progresses, peaking in June and July with a luxurious 16 hours before gradually tapering down once more. This rhythmic cycle not only enhances the charm of Shannon's scenery but also invites the community to revel in outdoor activities as nature awakens from its winter slumber.

Average Daylight Hours in Shannon for April

The chart illustrates the variation in daylight duration in Shannon throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 13m9h 52m11h 54m13h 59m15h 48m16h 46m16h 15m14h 36m12h 36m10h 32m8h 41m7h 41m
Data source: Shannon daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Shannon

In April, Shannon, Ireland experiences a gentle average wind speed of 3.2 m/s (or 7 mph), marking a slight dip from the gusty winds of the previous months. As spring unfolds, this decrease in wind speed contrasts with the sharper breezes of February, which tend to reach up to 5.1 m/s. Interestingly, April's winds are more tranquil than the bustling march of early spring, suggesting a transition to the calmer conditions typical of late spring. This subdued wind flow harmonizes with the blooming landscape, creating a serene atmosphere perfect for outdoor explorations. Overall, the data indicates a gradual tapering of wind intensity as the year progresses, offering a subtle reminder of Ireland's ever-changing weather patterns.

Average April Wind Speed in Shannon

The chart displays monthly wind speed patterns in Shannon, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.65.14.03.2 m/s3.63.32.63.23.13.93.64.3
Data source: Shannon April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Shannon Compares to Other Months

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

In comparing the weather between April and January, we see a notable shift in temperatures and conditions. April experiences milder temperatures, with a range from a minimum of -2°C (28°F) to a maximum of 21°C (70°F) and an average of 9°C (48°F). In contrast, January typically sees colder weather, with a minimum of -5°C (24°F), an average of 6°C (43°F), and a maximum of 14°C (58°F). While both months have similar levels of precipitation—58 mm (2.3 in) in April versus 75 mm (3.0 in) in January—January is slightly wetter, featuring precipitation on 13 days compared to 12 days in April. Additionally, humidity levels are relatively comparable, with January at 88% and April at 86%. For more detailed weather information, you can check Shannon weather in January.

April generally offers milder weather compared to February, with average temperatures rising to 9°C (48°F) from February's 6°C (44°F). While both months experience chilly conditions—with minimums of -2°C (28°F) in April and -3°C (27°F) in February—April peaks higher at 21°C (70°F) compared to February's maximum of 15°C (60°F). In terms of precipitation, February tends to be wetter, receiving 121 mm (4.8 in) over 18 days, whereas April has lower precipitation at 58 mm (2.3 in) across 12 days. Both months share similar humidity levels, with February at 88% and April slightly lower at 86%. For a more detailed look at February weather, you can check Shannon weather in February.

In comparing the weather of April and March, it is evident that April brings milder temperatures, with an average temperature of 9°C (48°F) compared to March's 7°C (45°F). April's maximum temperature reaches 21°C (70°F), which is notably warmer than March's maximum of 17°C (63°F). However, March experiences more precipitation, totaling 105 mm (4.1 in) over 17 days, while April sees a reduction to 58 mm (2.3 in) over 12 days. Humidity levels remain comparable, with April at 86% and March at 87%. For more detailed insights on March weather, you can visit Shannon weather in March.

April and May showcase a noticeable transition in weather conditions. In April, temperatures range from a chilly minimum of -2°C (28°F) to a pleasant maximum of 21°C (70°F), with an average of 9°C (48°F). The month sees about 58 mm (2.3 in) of precipitation over 12 days, accompanied by high humidity at 86%. In contrast, May presents a slightly warmer profile with a minimum of 0°C (32°F) and a maximum of 25°C (77°F), averaging 12°C (53°F). Precipitation increases to 72 mm (2.8 in) over 13 days, while humidity slightly decreases to 83%. For a more detailed look at May weather, visit Shannon weather in May.

April and June present distinct weather patterns, reflecting the transition from spring to early summer. In April, temperatures range from a chilly -2°C (28°F) during the night to a mild average of 9°C (48°F), peaking at 21°C (70°F) during the day, while the humidity levels are quite high at 86%. April experiences a total of 58 mm (2.3 in) of precipitation over approximately 12 days, indicating a damp and cool atmosphere.

In contrast, June welcomes warmer conditions with minimum temperatures of 5°C (42°F) and an average rising to 14°C (58°F), reaching highs of up to 30°C (86°F). Despite June having higher total precipitation at 71 mm (2.8 in) over approximately 15 days, the humidity slightly drops to 83%, making the overall feel of the month more pleasant. For more insight into June's weather, visit Shannon weather in June.

In April, temperatures range from a chilly minimum of -2°C (28°F) to a comfortable maximum of 21°C (70°F), with an average of 9°C (48°F). The month experiences considerable humidity at 86%, along with approximately 58 mm (2.3 in) of precipitation spread over 12 days. In contrast, July offers much warmer conditions, with temperatures starting at a minimum of 7°C (44°F) and reaching up to 29°C (84°F), averaging 16°C (61°F). Although July has slightly higher precipitation at 79 mm (3.1 in) over 13 days, humidity remains similar at 85%. For a detailed look at weather patterns, you can check out Shannon weather in July.

April and August present distinctly different weather patterns. In April, temperatures range from a chilly minimum of -2°C (28°F) to a pleasant maximum of 21°C (70°F), with an average around 9°C (48°F). The month experiences moderate precipitation, totaling 58 mm (2.3 in) over 12 days, accompanied by high humidity levels at 86%. In contrast, August offers warmer temperatures, with a minimum of 6°C (43°F) and a maximum of 24°C (76°F), averaging at 15°C (59°F). This month sees increased rainfall, totaling 126 mm (5.0 in) over 19 days, while humidity remains fairly consistent at 85%. For a detailed look at weather specifics, check out Shannon weather in August.

April and September present contrasting weather patterns, reflecting the transition from spring to autumn. In April, temperatures range from a chilly -2°C (28°F) at night to a comfortable 21°C (70°F) during the day, with an average of 9°C (48°F). This month experiences about 58 mm (2.3 in) of precipitation over 12 rainy days and maintains a high humidity level of 86%. In contrast, September tends to be milder overall, with nighttime lows around 1°C (35°F) and daytime highs reaching 26°C (80°F), resulting in an average temperature of 13°C (56°F). It also sees increased rainfall, totaling 91 mm (3.6 in) over 16 days, and slightly higher humidity at 88%. For further details on September weather, you can refer to Shannon weather in September.

April and October showcase distinct weather patterns, reflecting the transition between spring and autumn. In April, temperatures range from a chilly minimum of -2°C (28°F) to a pleasant maximum of 21°C (70°F), with an average of 9°C (48°F). The month receives about 58 mm (2.3 in) of precipitation over approximately 12 days, accompanied by a high humidity of 86%. In contrast, October experiences milder temperatures, with a minimum of 0°C (32°F), an average of 11°C (51°F), and a maximum of 19°C (67°F). Rainfall significantly increases in October to 106 mm (4.2 in), occurring over 16 days, and humidity rises slightly to 91%. For a detailed look at October weather, visit Shannon weather in October.

April and November exhibit distinct weather patterns, reflecting the transition between spring and winter. In April, temperatures range from a chilly -2°C (28°F) to a pleasant 21°C (70°F), with an average of 9°C (48°F). The month sees about 58 mm (2.3 in) of precipitation over 12 days, along with a relatively high humidity of 86%. In contrast, November presents a cooler climate, with temperatures ranging from -2°C (28°F) to a maximum of only 16°C (61°F) and an average of 8°C (46°F). This month experiences more rainfall, totaling 98 mm (3.8 in) across 16 days, accompanied by even higher humidity at 92%. For more insights on how the weather shapes life in the area, check out Shannon weather in November.

April and December present distinct contrasts in weather conditions. In April, temperatures range from a chilly -2°C (28°F) to a pleasant max of 21°C (70°F), with an average of 9°C (48°F). The month sees moderate precipitation at 58 mm (2.3 in) over approximately 12 days and a relatively high humidity level of 86%. Conversely, December temperatures dip slightly lower, with a minimum of -3°C (27°F) and a maximum of 14°C (57°F), averaging around 7°C (45°F). Rainfall is more significant in December, totaling 123 mm (4.8 in) across about 18 days, along with a humidity level that is slightly higher at 89%. For more insights, you can check out Shannon weather in December.

Compare Shannon's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Shannon

As April arrives in Shannon, it brings a refreshing shift in weather compared to the preceding months. The temperatures begin to rise, with daily highs reaching up to 21°C (70°F), providing a more temperate atmosphere that invites outdoor activities. However, the chill of winter still lingers, with minimum temperatures occasionally dipping below freezing. The month also showcases increased humidity levels, creating a dampness that can feel substantial after the drier winter months. Though April sees precipitation on about a third of its days, the total rainfall remains moderate, making it a month of transition—fluctuating between brisk, cool days and the promise of spring. To learn more about the overall Shannon Climate, visit Shannon Climate.