The average number of "wet days" (days with more than 1 mm (0.039 in) of rain) ranges from about 151 days a year along the east and southeast coasts, to about 225 days a year in parts of the west. April is the driest month generally, but in many southern parts June is the driest. The average annual temperature in Dublin …
This is true even for the driest month. The country receives generally warm summers and cool winters. The wettest months almost everywhere are December and January. During the year, the average temperatures vary by 10.2 °C | 50.4 °F. In many mountainous districts rainfall exceeds 3,000 mm (118.1 in) per year.
The sunniest part of the island is the southeast coast. Over the year as a whole most areas get an average of between 3¼ and 3¾ hours of sunshine each day. Dublin is situated at the mouth of the River Liffey and encompasses a land area of approximately 115 square kilometres (44 sq mi) in east-central Ireland.
Rainfall in the west generally averages between 1,000 and 1,250 mm (39.4 and 49.2 in). The climate of Ireland is mild, humid and changeable with abundant rainfall and a lack of temperature extremes.
July and August are the warmest, with mean daily temperatures of 14 to 16 °C (57.2 to 60.8 °F), whilst mean daily maximums in July and August vary from 17 to 18 °C (62.6 to 64.4 °F) near the coast, to 19 to 20 °C (66.2 to 68.0 °F) inland. The sunniest months are May and June, with an average of five to seven hours sunshine per day.The warmest areas are found along the southwest coast. Irish skies are completely covered by cloud roughly half of the time. February has the lowest average temperature of the year. Rainfall in Ireland normally comes from Atlantic frontal systems which travel northeast over the island, bringing cloud and rain. With an average of 80 mm | 3.1 inch, the most precipitation falls in December.July is the warmest month of the year. However, Rainfall is the most common form of precipitation on the island, and is extremely common throughout Ireland, although some parts of the west coast equally as much rain as the east coast. The driest month is April, with 50 mm | 2.0 inch of rain. The climate of Dublin, the capital of the Republic of Ireland, is oceanic, cool and humid throughout the year. An average of 11.60°C | 52.88°F water temperatures is reached in Dublin (Irish Sea) over the year.At 15.40°C | 59.72°F, the average monthly water temperature reaches its highest value in the year in July.
Ireland's climate is defined as a temperate oceanic climate, or Cfb on the Köppen climate classification system, a classification it shares with most of northwest Europe. December is the most overcast month, with an average daily sunshine ranging from about 1 hour in the north to almost 2 hours in the southeast. Whereas around March 04, the lowest value is around 7.70°C | 45.86°F.The closest Ocean of Dublin is Irish Sea with roughly 7.42km (4.61 in miles)The closest Airports of Dublin are: Dublin Airport (DUB) 8.69km,Ireland West Airport Knock (NOC) 179.45km,Shannon Airport (SNN) 192.33km© Climate-Data.org / AM OP / OpenStreetMap contributors It is 5.1 °C | 41.2 °F.There is a difference of 30 mm | 1 inch of precipitation between the driest and wettest months. Whereas in March the lowest value is measured with about 7.70°C | 45.86°F.With 15.40°C | 59.72°F, the water temperature reaches its highest value in the year around July 28. Annual Weather Averages Near Dublin. The average temperature ranges from 5 °C (41 °F) in January and February to 15.5 °C (60 °F) in July and August. The wettest weather station is Valentia Island, which receives 1,430.1 mm (56.30 in) of rain per year, on average.The driest weather station is Casement Aerodrome, which receives 711.4 mm (28.01 in) of rain per year, on average.The weather station with the highest number of "wet days" is Belmullet, with 193 days per year,Severe cold weather is uncommon in Ireland with the majority of winter precipitation coming in the form of rain, although hills and mountainous regions in the country can commonly see up to 30 days of snowfall annually, with the However, there are preparations for snow and ice, including the distribution of grit, salt, and other snow-treatable minerals. During these months sunshine duration averages between 5 and 6½ hours per day over most of the country. The temperature in July averages 15.3 °C | 59.5 °F. Climate data and weather averages in Dublin. Rainfall is therefore a particularly prominent part of western Irish life, with January and February are the coldest months of the year, and mean daily air temperatures fall between 4 and 7 °C (39.2 and 44.6 °F) during these months.