Monthly weather forecast and climate
Sligo, Ireland

Weather in January

January, like December, is another chilly winter month in Sligo, Ireland, with temperature in the range of an average high of 7°C (44.6°F) and an average low of 1°C (33.8°F). January and February, with an average high-temperature of 7°C (44.6°F), are the coldest months. Weather in January »

Weather in February

The last month of the winter, February, is also a frosty month in Sligo, Ireland, with average temperature fluctuating between 7°C (44.6°F) and 1°C (33.8°F). January and February, with an average high-temperature of 7°C (44.6°F), are the coldest months. Weather in February »

Weather in March

March, the first month of the spring, in Sligo, is also a frosty month, with average temperature varying between 9°C (48.2°F) and 2°C (35.6°F). In March, the average high-temperature is almost the same as in February - a still frosty 9°C (48.2°F). Weather in March »

Weather in April

April in Sligo, Ireland, is a fresh spring month, with average temperature ranging between max 12°C (53.6°F) and min 3°C (37.4°F). In Sligo, the average high-temperature marginally rises, from a frosty 9°C (48.2°F) in March, to a cool 12°C (53.6°F). Weather in April »

Weather in May

May, the last month of the spring, in Sligo, is a moderate month, with average temperature ranging between max 14°C (57.2°F) and min 5°C (41°F). In May, the average high-temperature is relatively the same as in April - a mild 14°C (57.2°F). Weather in May »

Weather in June

June, the first month of the summer, in Sligo, is an enjoyable month, with average temperature varying between 17°C (62.6°F) and 8°C (46.4°F). In Sligo, the average high-temperature in June marginally rises, from a mild 14°C (57.2°F) in May, to a comfortable 17°C (62.6°F). Weather in June »

Weather in July

July, the same as June, is another enjoyable summer month in Sligo, Ireland, with average temperature ranging between max 18°C (64.4°F) and min 10°C (50°F). The warmest months are July and August, with an average high-temperature of 18°C (64.4°F). Weather in July »

Weather in August

The last month of the summer, August, is also an enjoyable month in Sligo, Ireland, with average temperature varying between 18°C (64.4°F) and 10°C (50°F). The warmest months are July and August, with an average high-temperature of 18°C (64.4°F). Weather in August »

Weather in September

The first month of the autumn, September, is still a comfortable month in Sligo, Ireland, with average temperature fluctuating between 8°C (46.4°F) and 16°C (60.8°F). In Sligo, the average high-temperature is relatively the same as in August - a still comfortable 16°C (60.8°F). Weather in September »

Weather in October

October, the same as September, in Sligo, Ireland, is a moderate autumn month, with average temperature ranging between min 6°C (42.8°F) and max 13°C (55.4°F). In Sligo, the average high-temperature in October slightly decreases, from a comfortable 16°C (60.8°F) in September, to a mild 13°C (55.4°F). Weather in October »

Weather in November

November, the last month of the autumn, in Sligo, is another chilly month, with temperature in the range of an average low of 3°C (37.4°F) and an average high of 9°C (48.2°F). In Sligo, the average high-temperature in November marginally drops, from a mild 13°C (55.4°F) in October, to a chilly 9°C (48.2°F). Weather in November »

Weather in December

December, the first month of the winter, in Sligo, is also a frosty month, with temperature in the range of an average low of 2°C (35.6°F) and an average high of 8°C (46.4°F). In December, the average high-temperature is essentially the same as in November - a still frosty 8°C (46.4°F). Weather in December »
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FAQ

What are the coldest months in Sligo?

The coldest months are January and February, with an average high-temperature of 7°C (44.6°F).

How much does it rain in Sligo?

Throughout the year, there are 247 rainfall days, and 1260.1mm (49.61") of precipitation is accumulated.

What is the month with the least sunshine in Sligo?

January and December, with an average of 1h of sunshine, are months with the least sunshine in Sligo.

What are the months with the lowest UV index in Sligo?

January and December, with an average maximum UV index of 0, are months with the lowest UV index.

What months are the sea coldest in Sligo?

February through April, with an average sea temperature of 9°C (48.2°F), are months with the coldest seawater.

What is the driest month in Sligo?

April is the month with the least rainfall. Rain falls for 18 days and accumulates 77.9mm (3.07") of precipitation.

What are the months with the most sunshine in Sligo?

Months with the most sunshine in Sligo, Ireland, are April through June, with an average of 5h of sunshine.

When are the longest days in Sligo?

June has the longest days of the year, with an average of 17.1h of daylight.

What are the months with the highest UV index in Sligo?

June and July, with an average maximum UV index of 6, are months with the highest UV index in Sligo.

What are the warmest months in Sligo?

Warmest months are July and August, with an average high-temperature of 18°C (64.4°F).

What months are the sea warmest in Sligo?

July through September, with an average sea temperature of 14°C (57.2°F), are months with the warmest seawater in Sligo, Ireland.

What is the wettest month in Sligo?

October is the month with the most rainfall. Rain falls for 23 days and accumulates 134.3mm (5.29") of precipitation.

What is the month with the shortest days in Sligo?

December has the shortest days of the year in Sligo, Ireland, with an average of 7.4h of daylight.

Average rainfall
Sligo, Ireland

Average rainfall - Sligo, Ireland

The wettest month (with the highest rainfall) is October (134.3mm).
The driest month (with the least rainfall) is April (77.9mm).

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Average rainfall days
Sligo, Ireland

Average rainfall days - Sligo, Ireland

Months with the highest number of rainy days are January, October and December (23 days).
Months with the least rainy days are April and June (18 days).

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Average sea temperature
Sligo, Ireland

Average sea temperature - Sligo, Ireland

The best months for swimming (with the highest average sea temperature) are July, August and September (14°C).
The coldest months (with the lowest average sea temperature) are February, March and April (9°C).

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Average daylight / Average sunshine
Sligo, Ireland

Average daylight / Average sunshine - Sligo, Ireland

The month with the longest days is June (Average daylight: 17.1h).
The month with the shortest days is December (Average daylight: 7.4h).

Months with the most sunshine are April, May and June (Average sunshine: 5h).
Months with the least sunshine are January and December (Average sunshine: 1).

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