Climate and monthly weather forecast
Dungarvan, Ireland

Located on the southern coast of Ireland, Dungarvan follows the Cfb climate classification under the Köppen system, characterized by a marine west coast climate and a warm summer. This marine influence maintains a relatively mild temperature throughout the year, with no extreme cold or hot periods. Likewise, daylight hours fluctuate seasonally, with the least occurring in December at 7.8 hours and the most in June at 16.7 hours.

Rainfall is a consistent feature of Dungarvan's weather, contributing to the green landscapes often associated with Ireland. Past data highlight the lack of dry seasons, suggesting a steady supply of moisture year-round. Sea temperatures oscillate mildly, from a cool 9.3°C (48.7°F) in March to a peak of 16.3°C (61.3°F) in August.

Despite the lack of sharp weather contrasts, certain months exhibit unique characteristics. August, for instance, expresses not just the highest sea temperatures but a slight increase in daylight hours. These subtle variations enrich Dungarvan's climate tapestry, and enhance the area's year-round charm.

For travelers who delight in sunny skies, warm sea temperatures, and longer daylight hours, June to August are the exemplary months to visit Dungarvan. The plentiful daylight, averaging around 16 hours, ensures amply time to explore Dungarvan's historical monuments, coastal trails, and traditional pubs. Meanwhile, swimming enthusiasts may find the peak sea temperatures in August, reaching to 16.3°C (61.3°F), inviting for sea-based activities.

While visiting Dungarvan can be a delightful experience any month of the year, those with a low tolerance for cooler weather may want to avoid the period from November to February. Daylight hours during these months shrink to as few as 7.8 hours in December and sea temperatures dip to a chilly 9.8°C (49.6°F) in December and 9.4°C (48.9°F) in February.

Spring in Dungarvan, extending from March to May, brings in a gradual rise in sea temperatures and daylight hours. March begins on a cooler note with the sea temperature at 9.3°C (48.7°F) and daylight hours at 11.9 hours. Moving ahead, the sea temperature climbs to 13.5°C (56.3°F) in May while daylight grows generous at 15.7 hours. This shift from the crispness of winter to the gentle warmth of spring offers a pleasant time for locals and tourists alike.

The summer months of June to August in Dungarvan present a trifecta of inviting climatic conditions. Daylight hours extend to a maximum of 16.7 hours in June, offering long, light-filled days. Concurrently, sea temperatures rise over these months, peaking at 16.3°C (61.3°F) in August. This is season of plentiful sunshine and warm water, best suited for outdoor enjoyment.

Autumn in Dungarvan witnesses a gradual decline in sea temperatures and daylight hours from the summer highs. September starts with 15.5°C (59.9°F) sea temperatures and 12.7 daylight hours, which taper down to 12.8°C (55°F) and 8.8 hours respectively in November. Despite the drop, this season's temperate weather offers a comfortable climate for exploring the natural beauty around Dungarvan.

Winter in Dungarvan is characterized by the shortest daylight durations and the coolest sea temperatures. From December to February, daylight averages between 7.8 hours and 10 hours, while sea temperatures fluctuate between 9.4°C (48.9°F) and 11.3°C (52.3°F). This chillier season offers a unique charm, with misty mornings and quieter surroundings, perfect for those who prefer a tranquil experience.

January sets the stage for Dungarvan's climatic makeup, with weather conditions representing a typical winter. Temperatures cool substantially by the sea, descending to a monthly average of 9.8°C (49.6°F), taking full advantage of the moderating oceanic influence. Weather in January »

Following January, February's weather makes slight adjustments to cope with the height of winter. In comparison to January's 9.8°C (49.6°F), sea temperatures exhibit a minor drop, averaging 9.4°C (48.9°F), hinting at a continued sea chills. Weather in February »

As March arrives, Dungarvan moves out of winter's grip into the cusp of spring. The average sea temperature sinks further to 9.3°C (48.7°F), making this period the coolest part of the year. Compared to February's chillier sea temperature, this minor drop signifies a conclusion to the coldest time. Weather in March »

In Dungarvan, April signifies a marked shift in weather patterns as the region enters its spring phase. With sea temperatures averaging at a notable 10.2°C (50.4°F), an increase from March's 9.3°C (48.7°F), April presents a significant warming phase. Weather in April »

May brings with it the true essence of spring in Dungarvan. A marked increase in sea temperature, reaching an average of 11.7°C (53.1°F), indicates the progress from April's comparative cool. The increase serves as an indication of the ongoing transition towards the lusher, brighter months of summer. Weather in May »

June signifies the arrival of the summer season in Dungarvan. The sea temperature witnesses a significant leap, touching 13.5°C (56.3°F), painting a stark difference from the cool of May. The warmth marks the beginning of the sun-kissed season, offering conditions favorable for beach activities. Weather in June »

The peak of summer sets in during July in Dungarvan, making it one of the warmest months of the year. The average sea temperature climbs up to 15.7°C (60.3°F), departing significantly from June's comparably moderate weather. This surge in temperature forms the perfect backdrop for water-based activities, enhancing recreational opportunities. Weather in July »

In August, Dungarvan experiences a continuation of the warm summer trend, though at a slightly moderated pace. The sea continues to be bathed in warmth, with the average temperature hovering at a comfortable 16.3°C (61.3°F). In comparison to July's intense heat, August brings a subtle respite, making conditions more tolerable. Weather in August »

The end of summer and the onset of autumn is signaled by the weather in Dungarvan's September. As the month progresses, the sea temperature sees a significant drop to 15.5°C (59.9°F). This change from August's warmer days is a clear indication of the changing season. Weather in September »

October in Dungarvan marks a well-defined transition into the beginning of autumn. Following September's lead, the average sea temperature keeps falling, now to 14.1°C (57.4°F). As this period witnesses a noticeable retreat from the warmth of summer, autumn clearly takes over. Weather in October »

November takes Dungarvan one step closer towards winter. The average sea temperature decreases more steeply, now averaging at 12.8°C (55°F), aligning the town further away from October's autumn chill. This marked decline sets the stage for the impending winter conditions, making room for frost and chill. Weather in November »

In Dungarvan, December signifies the onset of winter, concluding the cyclical journey of seasons. With average sea temperatures dropping to 11.3°C (52.3°F), the weather follows November's trend towards lower temperatures. An assured descent in daylight duration lends to the distinct wintry ambience. Weather in December »