Shannon
Ireland
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Shannon, Ireland

January, the same as December, in Shannon, Ireland, is a frosty winter month, with temperature in the range of an average high of 8.8°C (47.8°F) and an average low of 3.2°C (37.8°F). The coldest month is January, with an average high-temperature of 8.8°C (47.8°F) and an average low-temperature of 3.2°C (37.8°F). Weather in January »

February, the last month of the winter, in Shannon, is another chilly month, with temperature in the range of an average low of 3.2°C (37.8°F) and an average high of 9.2°C (48.6°F). In Shannon, the average high-temperature in February is almost the same as in January - a still chilly 9.2°C (48.6°F). Weather in February »

The first month of the spring, March, is a fresh month in Shannon, Ireland, with average temperature fluctuating between 11.1°C (52°F) and 4.5°C (40.1°F). In March, the average high-temperature is essentially the same as in February - a fresh 11.1°C (52°F). Weather in March »

April is a mild spring month in Shannon, Ireland, with average temperature fluctuating between 13.3°C (55.9°F) and 5.7°C (42.3°F). In April, the average high-temperature is essentially the same as in March - a mild 13.3°C (55.9°F). Weather in April »

May, the last month of the spring, in Shannon, is an enjoyable month, with temperature in the range of an average low of 8.2°C (46.8°F) and an average high of 16°C (60.8°F). In May, the average high-temperature is relatively the same as in April - a comfortable 16°C (60.8°F). Weather in May »

June, the first month of the summer, in Shannon, is also an enjoyable month, with average temperature ranging between max 18.3°C (64.9°F) and min 10.9°C (51.6°F). In Shannon, the average high-temperature is essentially the same as in May - a still comfortable 18.3°C (64.9°F). Weather in June »

July, the same as June, is another enjoyable summer month in Shannon, Ireland, with temperature in the range of an average low of 12.9°C (55.2°F) and an average high of 19.8°C (67.6°F). With an average high-temperature of 19.8°C (67.6°F) and an average low-temperature of 12.9°C (55.2°F), July is the warmest month. Weather in July »

The last month of the summer, August, is also an enjoyable month in Shannon, Ireland, with average temperature ranging between min 12.7°C (54.9°F) and max 19.6°C (67.3°F). In Shannon, the average high-temperature is essentially the same as in July - a still enjoyable 19.6°C (67.3°F). Weather in August »

The first month of the autumn, September, is still a comfortable month in Shannon, Ireland, with temperature in the range of an average low of 10.8°C (51.4°F) and an average high of 17.7°C (63.9°F). In Shannon, the average high-temperature is almost the same as in August - a still enjoyable 17.7°C (63.9°F). Weather in September »

October, the same as September, in Shannon, Ireland, is a moderate autumn month, with average temperature fluctuating between 14.3°C (57.7°F) and 8.2°C (46.8°F). In Shannon, the average high-temperature slightly decreases, from a comfortable 17.7°C (63.9°F) in September, to a mild 14.3°C (57.7°F). Weather in October »

November, the last month of the autumn, in Shannon, is another cool month, with average temperature fluctuating between 11.1°C (52°F) and 5.5°C (41.9°F). In Shannon, the average high-temperature marginally drops, from a moderate 14.3°C (57.7°F) in October, to a fresh 11.1°C (52°F). Weather in November »

December, the first month of the winter, in Shannon, is also a frosty month, with average temperature fluctuating between 3.6°C (38.5°F) and 9°C (48.2°F). In Shannon, the average high-temperature is almost the same as in November - a chilly 9°C (48.2°F). Weather in December »

What is the coldest month in Shannon?

The coldest month in Shannon, Ireland, is January, with an average high-temperature of 8.8°C (47.8°F) and an average low-temperature of 3.2°C (37.8°F).

How many days does it rain in Shannon?

Throughout the year, there are 159 rainfall days, and 977.5mm (38.5") of precipitation is accumulated.

What is the month with the coldest sea water in Shannon?

With an average sea temperature of 9.4°C (48.9°F), March is the month with the coldest seawater in Shannon, Ireland.

What is the driest month in Shannon?

April is the month with the least rainfall. Rain falls for 11 days and accumulates 59.2mm (2.3") of precipitation.

What month has the most sunshine in Shannon?

With an average of 5.8h of sunshine, May has the most sunshine of the year in Shannon, Ireland.

When are the longest days in Shannon?

The month with the longest days in Shannon is June, with an average of 16.8h of daylight.

What is the warmest month in Shannon?

With an average high-temperature of 19.8°C (67.6°F) and an average low-temperature of 12.9°C (55.2°F), July is the warmest month in Shannon.

When is the sea warmest in Shannon?

August is the month with the warmest seawater, with an average sea temperature of 15.8°C (60.4°F).

What is the wettest month in Shannon?

October is the month with the most rainfall in Shannon. Rain falls for 16 days and accumulates 104.9mm (4.1") of precipitation.

What is the month with the shortest days in Shannon?

December has the shortest days of the year, with an average of 7.7h of daylight.

What is the month with the least sunshine in Shannon?

The month with the least sunshine is December, with an average of 1.4h of sunshine.
Average temperature - Shannon, Ireland
Average rainfall - Shannon, Ireland

The wettest month (with the highest rainfall) is October (104.9mm).
The driest month (with the lowest rainfall) is April (59.2mm).

Average rainfall days - Shannon, Ireland

Months with the highest number of rainy days are January and October (16 days).
Months with the lowest number of rainy days are April and June (11 days).

Average sea temperature - Shannon, Ireland

The best month for swimming (with the highest average sea temperature) is August (15.8°C).
The coldest month (with the lowest average sea temperature) is March (9.4°C).

Average daylight / Average sunshine - Shannon, Ireland