Climate and monthly weather forecast
Clones, Ireland

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The climate of Clones

The town of Clones, Ireland, is characterized by a marine west coast climate, also identified by the Köppen climate classification as Cfb. Known for its warm summers, this climatic type is quite prevalent in many areas of Northwestern Europe, particularly in coastal regions. In the case of Clones, this classification manifests in moderate temperatures through the year, with both high and low swings being relatively restrained.

Throughout the year, Clones' weather oscillates between an average high temperature of 5.9°C (42.6°F) in January to a peak of 17.2°C (63°F) in July. Similarly, low temperatures range from 1.3°C (34.3°F) in February to a mild 9.9°C (49.8°F) in July. Relative humidity remains consistently high throughout the year, staying between 86% in April to 92% in December and January.

Rainfall follows a variable pattern, with the lowest amount of rain observed in April, with 21mm (0.83"), and the highest in August with 48mm (1.89"). While on the subject of precipitation, it is worth noting that the town experiences snowfall only in the first three and the last month of the year, with January seeing the highest snowfall at 15mm (0.59"). Days with abundant sunlight last from around 8 hours in December and January, progressively increasing to about 17.1 hours in June.

The average relative humidity remains above 86% throughout the year in Clones. Coupled with a moderate overall wind speed, which ranges on average from 11.9km/h (7.4mph) in July to 17.8km/h (11.1mph) in January, it suggests that Clones is affected by the Atlantic ocean climate regime, with moist winds bringing ample precipitation and keeping temperatures moderated.

The best time to visit Clones

Considering temperature, hours of sunlight, and rainfall, the optimal time to visit Clones would be between May and September. During this period, the weather is warm with average high temperatures varying from 13.5°C (56.3°F) to 17.2°C (63°F). Additionally, these months enjoy the maximum daylight hours, between 16 in May up to 17.1 in June, providing ample time to explore the cultural and natural wonders of Clones. Nonetheless, prospective visitors should be prepared for showers, since this period also coincides with a rise in rainfall.

The worst time to visit Clones

The time from November to February might be less ideal for travel to Clones, primarily because of the colder temperatures, fewer daylight hours and higher chance of snow. During these months, high temperatures average between 5.9°C (42.6°F) to 8.2°C (46.8°F) and low temperatures between 1.4°C (34.5°F) to 3.5°C (38.3°F). Daylight hours can also be crucial while planning a trip, as in these months, they range only from 7.5 in December to 9.8 in February. Additionally, these months have the highest possibility of snowfall, which can disrupt travel plans.

Spring weather in Clones

Spring in Clones lasts from March to May, and it is characterized by a gradual increase in temperature with a simultaneous rise in rainfall. Over the course of spring, average high temperatures go up from 8.6°C (47.5°F) in March to 13.5°C (56.3°F) in May, while the mean low varies from 1.8°C (35.2°F) to 5.7°C (42.3°F). Rainfall sees an increase from 31mm (1.22") in March to 40mm (1.57") in May. Despite the season's increased rainfall, this is the time when Clones starts to experience more hours of sunlight, reaching 16 hours per day by May.

Summer weather in Clones

Summer, from June to August, is relatively warm in Clones. Average high temperatures peak at 17.2°C (63°F) in July, while the average low remains mild, peaking at 9.9°C (49.8°F), also in July. Rainfall increases during summer, with July and August recording 37mm (1.46") and 48mm (1.89") respectively. However, the months of June and July provide the longest daylight hours, 17.1 and 16.6 respectively, allowing vacationers to make the most of their day.

Autumn weather in Clones

Autumn is observed in Clones from September to November, where the weather gradually shifts towards colder temperatures. High temperatures drop from 14.9°C (58.8°F) in September to 8.2°C (46.8°F) in November, while low temperatures fall from 8.3°C (46.9°F) to 3.5°C (38.3°F). Rainfall also increases, peaking at 36mm (1.42") in November. Despite the drop in temperature, Clones continues to have moderate daylight hours ranging from 12.7 hours in September to 8.5 hours in November.

Winter weather in Clones

Winter in Clones, spanning December through February, is typically chilly with average high temperatures ranging from 5.9°C (42.6°F) to 6.9°C (44.4°F) and low temperatures falling between 1.4°C (34.5°F) and 1.8°C (35.2°F). During these months, daylight is minimal with sunshine hours dropping to 7.5 hours per day in December. December, January and February are the only months that observe snowfall, with January experiencing the highest snowfall at 15mm (0.59"). Despite the cold, winter in Clones has its unique charm and provides a different pace of life to those willing to brace its relatively cold weather.

Weather in January

The onset of the year in Clones, Ireland sees a season defined by colder temperatures and notable humidity levels. January's weather is slightly colder than that of December, with high average temperatures dropping to 5.9°C (42.6°F) compared to 6.4°C (43.5°F) in the previous month. Weather in January »

Weather in February

The last month of the winter, February, is marked by a slight increase in the temperatures, indicating an incoming spring. The chill of January subsides slightly with an average high temperature of 6.9°C (44.4°F). The cloud coverage remains fairly consistent, maintaining the quintessential overcast Irish scenery throughout the month. Weather in February »

Weather in March

On the cusp of Spring, March in Clones sees a rise in temperature averages, which begin to usher in the warmth. A noticeable increase in daylight hours from February's 9.8 hours to 11.9 hours marks longer days. This implies that the weather begins to offer outdoor opportunities during daylight. Weather in March »

Weather in April

The arrival of April brings about a visible change in the weather, transforming the surroundings of Clones. Moving from 8.6°C (47.5°F) in March, the average high temperatures climb to 11.4°C (52.5°F). Spring is fully underway in Clones during this month, and it's the perfect time for sightseeing and outdoor activities. Weather in April »

Weather in May

The merry month of May indicates the onset of summer in Clones. With temperatures increasing from April, the average temperature high climbs to 13.5°C (56.3°F). The noticeable increase in temperature paves the way for a warm and pleasant atmosphere. Weather in May »

Weather in June

June, the gateway to mid-summer, sees a further increase in temperatures and daylight hours in Clones. The weather report indicates that the average temperature high rises to 16.1°C (61°F). June stands out as the beginning of the warmest months, transitioning Clones into peak summer conditions. Weather in June »

Weather in July

July is the warmest month of the year in Clones, with temperatures hitting a peak for the year. The mercury generally maintains an average high of around 17.2°C (63°F) during the month. The temperature remains quite consistent throughout this period, providing a stable climate for summer activities. Weather in July »

Weather in August

Clones experiences mild and temperate weather conditions in August. Though temperatures start to dip, with average maximums falling from 17.2°C (63°F) in July to 16.5°C (61.7°F), the city continues to enjoy summer's warmth. The decline in temperature is subtle, making it difficult for anyone other than weather enthusiasts to notice without a thermometer. Weather in August »

Weather in September

The arrival of September hints at the onset of autumn in Clones. A notable decrease in temperature is recorded with an average high of 14.9°C (58.8°F), down from August’s 16.5°C (61.7°F). This month offers a cool down from the summer months, as the first signs of Autumn start to appear. Weather in September »

Weather in October

October embraces autumn in full swing with the weather taking a turn towards cooler conditions. The change from September to October sees a dip in average maximum temperature recorded as the mercury falls to 12.3°C (54.1°F). A predictable fall in temperature brings a briskness to the air, and rainfall becomes an occasional feature. Weather in October »

Weather in November

November signals winter's approach, with colder temperatures and shorter daylight hours setting the tone. Compared to October, temperatures plummet further, with high averages dropping down to 8.2°C (46.8°F). The chill in the air is palpable as Clones gears up for the cold weather on the horizon. Weather in November »

Weather in December

In December, the full force of winter makes its presence felt in Clones. The city registers the year's lowest average high temperature, a chilly 6.4°C (43.5°F). As the shortest daylight month, December marks the culmination of the decreasing daylight trend initiated in July. Weather in December »
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Frequently asked questions

What month is the coldest in Clones?

Clones's January weather reaches an average high of 5.9°C (42.6°F) and an average low of 1.4°C (34.5°F), making it the coldest month.

What is the most humid month in Clones?

January, November and December, with an average relative humidity of 92%, are most humid months.

How many days does it rain in Clones?

Throughout the year, in Clones, Ireland, there are 191.5 rainfall days, and 381mm (15") of precipitation is accumulated.

When does it snow in Clones?

Months with snowfall in Clones, Ireland, are January through March and December.

How much does it snow in Clones?

Throughout the year, there are 8.9 snowfall days, and 49mm (1.93") of snow is accumulated.

What is the month with the least sunshine in Clones?

The months with the least sunshine in Clones are January, February and October, with an average of 3.5h of sunshine.

When is the lowest UV index in Clones?

The months with the lowest UV index in Clones are January through March, October through December, with an average maximum UV index of 2.

What is the snowiest month in Clones?

February is the month with the most snowfall in Clones. Snow falls for 3.1 days and accumulates 19mm (0.75") of snow.

What is the least humid month in Clones?

April is the least humid month, with an average relative humidity of 86%.

What is the driest month in Clones?

April is the month with the least rainfall in Clones. Rain falls for 14 days and accumulates 21mm (0.83") of precipitation.

When it does not snow in Clones?

April through November are months without snowfall.

When are the longest days in Clones?

With an average of 17h and 6min of daylight, June has the longest days of the year.

What month has the most sunshine in Clones?

June has the most sunshine of the year, with an average of 6.3h of sunshine.

When is the highest UV index in Clones?

The month with the highest UV index in Clones, Ireland, is June, with an average maximum UV index of 4.

What is the warmest month in Clones?

In Clones, the average temperatures in July are the highest, with a peak at 17.2°C (63°F) and a low of 9.9°C (49.8°F).

What is the wettest month in Clones?

The month with the most rainfall in Clones is August, when the rain falls for 20.3 days and typically aggregates up to 48mm (1.89") of precipitation.

When is Daylight Saving Time (DST) in Clones?

On Sunday, 27. October 2024, at 2:00 am, Daylight Saving Time starts in Clones, and the time zone changes from IST to GMT. Daylight Saving Time ends on Sunday, 30. March 2025, at 1:00 am, and the time zone reverts from GMT to IST.

What is the month with the shortest days in Clones?

December has the shortest days of the year, with an average of 7h and 30min of daylight.

Average pressure
Clones, Ireland

Average pressure - Clones, Ireland

The month with the highest atmospheric pressure is May (1015.5mbar).
The month with the lowest atmospheric pressure is November (1007.3mbar).

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Average wind speed
Clones, Ireland

Average wind speed - Clones, Ireland

The windiest month (with the highest average wind speed) is January (17.8km/h).
The calmest month (with the lowest average wind speed) is July (11.9km/h).

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Average humidity
Clones, Ireland

Average humidity - Clones, Ireland

The months with the highest relative humidity are January, November and December (92%).
The month with the lowest relative humidity is April (86%).

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Average rainfall
Clones, Ireland

Average rainfall - Clones, Ireland

The wettest month (with the highest rainfall) is August (48mm).
The driest month (with the least rainfall) is April (21mm).

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Average rainfall days
Clones, Ireland

Average rainfall days - Clones, Ireland

The month with the highest number of rainy days is August (20.3 days).
The month with the least rainy days is September (13.3 days).

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Average snowfall
Clones, Ireland

Average snowfall - Clones, Ireland

The month with the highest snowfall is February (19mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

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Average snowfall days
Clones, Ireland

Average snowfall days - Clones, Ireland

The month with the highest number of snowfall days is February (3.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight / Average sunshine
Clones, Ireland

Average daylight / Average sunshine - Clones, Ireland

The month with the longest days is June (Average daylight: 17h and 6min).
The month with the shortest days is December (Average daylight: 7h and 30min).

The month with the most sunshine is June (Average sunshine: 6h and 18min).
The months with the least sunshine are January, February and October (Average sunshine: 3h and 30min).

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Average sunshine days
Clones, Ireland

Average sunshine days - Clones, Ireland

The month with the most sunshine days is December (12 days).
The month with the least sunshine days is August (5.4 days).

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Average UV index
Clones, Ireland

Average UV index - Clones, Ireland

The month with the highest UV index is June (UV index 4).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

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Clones, Ireland

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