Climate - Limerick (Ireland)

Limerick: Temperatures - Precipitation - Sunshine hours - Best time - Weather by month


The climate of Limerick (Luimneach) is oceanic, with quite mild, rainy winters and mild, relatively rainy summers.
The city is located about 60 km (37 mi) away from the west coast of Ireland, in the province of Munster.

Winter, from December to February, is quite mild, but wind and humidity can increase the sensation of cold. The sky is often cloudy, and rainfall is frequent. Sometimes, intense Atlantic depressions can cause wind storms.
Snowfalls are rare and not abundant. Usually, cold spells are not intense and do not last long. The temperature rarely drops below -5 °C (23 °F), however, it can occasionally drop to lower values. The coldest record is -11.2 °C (11.8 °F) and was set in January 1963 and in January 2010.

In spring, from March to May, the temperature slowly rises, and Atlantic fronts become a bit less frequent. In May, it is often still quite cold, especially in the first half of the month.

Summer, from June to August, is cool, with quite frequent rains, in a context of variable weather.
Hot days are rare: the temperature may not reach 25 °C (77 °F) for an entire month. However, it can sometimes reach higher values. The highest record is 32 °C (89.6 °F) and was set in late June 2018. This value represents one of the highest temperatures ever recorded in Ireland.

Autumn, from September to November, is gray, cloudy and rainy, and with each passing week, it gets progressively colder. In November, the wind is often moderate or strong.

Best Time

The best time to visit Limerick is the summer, from June to August, since it is the mildest of the year. The temperatures are generally good for outdoors activities, although it's better to bring an umbrella, and a sweatshirt or sweater for the evening or for cool days.

Meteorological data are collected at the airport, which is located 20 kilometers (12 miles) west of the city, therefore closer to the sea, and is also located in an area in which the River Shannon widens where it receives the waters of the River Fergus.

Limerick - Climate data

In Limerick, the average temperature of the coldest month (January) is of 6.2 °C (43.1 °F), that of the warmest month (July) is of 16.2 °C (61.1 °F). Here are the average temperatures.
In Limerick, precipitation amounts to 1030 millimeters (40.6 inches) per year: it is therefore quite abundant. It ranges from 65 mm (2.6 in) in the driest months (April, May) to 115 mm (4.5 in) in the wettest one (December). Here is the average precipitation.
In Limerick, there are on average around 1295 sunshine hours per year. Here are the average hours of sunshine per day.

Limerick - Weather by month

Based on the period 1991-2020

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In January, the coldest month of the year, the weather in Limerick is usually quite cold. The average temperature is of 6.2 °C (43 °F), with a minimum of 3.4 °C (38.2 °F) and a maximum of 8.9 °C (48 °F).
On the coldest nights of the month, the temperature usually drops to around -3 °C (27 °F). However, it dropped to -11.2 °C (11.8 °F) in January 2010.
On the warmest days of the month, the temperature usually reaches around 13 °C (55.5 °F). However, it reached 14.8 °C (58.6 °F) in January 1993.
Precipitation amounts to 105 mm (4.1 in), distributed over 17 days.
The day lasts on average 8 hours and 20 minutes.
There are on average 1.5 hours of sunshine per day. So, the sun shines 19% of the time.
The average humidity is 86%. Hence, the air is normally humid.
The average wind speed is 18 kph (11 mph).

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In February, the weather in Limerick is usually quite cold. The average temperature is of 6.5 °C (44 °F), with a minimum of 3.4 °C (38.1 °F) and a maximum of 9.5 °C (49.1 °F).
On the coldest nights of the month, the temperature usually drops to around -2 °C (28 °F). However, it dropped to -5 °C (23 °F) in February 1994.
On the warmest days of the month, the temperature usually reaches around 13 °C (55.5 °F). However, it reached 15.5 °C (59.9 °F) in February 2008.
Precipitation amounts to 90 mm (3.5 in), distributed over 14 days.
The day lasts on average 9 hours and 55 minutes.
There are on average 2.5 hours of sunshine per day. So, the sun shines 24% of the time.
The average humidity is 84%. Hence, the air is normally humid.
The average wind speed is 19 kph (12 mph).

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In March, the weather in Limerick is usually quite mild. The average temperature is of 7.7 °C (46 °F), with a minimum of 4.2 °C (39.5 °F) and a maximum of 11.2 °C (52.1 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around -1.5 °C (29.5 °F). However, it dropped to -5.8 °C (21.6 °F) in March 2006.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 15.5 °C (60 °F). However, it reached 19.6 °C (67.3 °F) in March 2012.
Precipitation amounts to 75 mm (3 in), distributed over 14 days.
The day lasts on average 12 hours and 0 minutes.
There are on average 3 hours of sunshine per day. So, the sun shines 27% of the time.
The average humidity is 80%. Hence, the air is normally humid.
The average wind speed is 18 kph (11 mph).

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In April, the weather in Limerick is usually mild. The average temperature is of 9.6 °C (49 °F), with a minimum of 5.6 °C (42.2 °F) and a maximum of 13.6 °C (56.5 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 0.5 °C (32.5 °F). However, it dropped to -2.9 °C (26.8 °F) in April 2013.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 18.5 °C (65.5 °F). However, it reached 23.5 °C (74.3 °F) in April 2003.
Precipitation amounts to 65 mm (2.6 in), distributed over 12 days.
The day lasts on average 14 hours and 0 minutes.
There are on average 5 hours of sunshine per day. So, the sun shines 36% of the time.
The average humidity is 77%. Hence, the air is normally humid.
The average wind speed is 17 kph (11 mph).

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In May, the weather in Limerick is usually mild. The average temperature is of 12.2 °C (54 °F), with a minimum of 8.2 °C (46.7 °F) and a maximum of 16.2 °C (61.2 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 3.5 °C (38 °F). However, it dropped to 0.2 °C (32.4 °F) in May 2005.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 22.5 °C (72.5 °F). However, it reached 27.9 °C (82.2 °F) in May 2012.
Precipitation amounts to 65 mm (2.6 in), distributed over 13 days.
The day lasts on average 15 hours and 50 minutes. So the days are long.
There are on average 6 hours of sunshine per day. So, the sun shines 37% of the time.
The average humidity is 75%. Hence, the air is normally humid.
The average wind speed is 17 kph (10 mph).

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In June, the weather in Limerick is usually very mild. The average temperature is of 14.6 °C (58 °F), with a minimum of 10.8 °C (51.4 °F) and a maximum of 18.5 °C (65.3 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 6.5 °C (43.5 °F). However, it dropped to 3.7 °C (38.7 °F) in June 1991.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 24.5 °C (75.5 °F). However, it reached 32 °C (89.6 °F) in June 2018.
Precipitation amounts to 70 mm (2.8 in), distributed over 12 days.
The day lasts on average 16 hours and 50 minutes. So the days are long. June 21, the summer solstice, is the longest day of the year in the Northern Hemisphere.
There are on average 5 hours of sunshine per day. So, the sun shines 31% of the time.
The average humidity is 76%. Hence, the air is normally humid.
The average wind speed is 16 kph (10 mph).

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In July, the warmest month of the year, the weather in Limerick is usually very mild. The average temperature is of 16.2 °C (61 °F), with a minimum of 12.7 °C (54.8 °F) and a maximum of 19.6 °C (67.4 °F).
On the coldest nights of the month, the temperature usually drops to around 9 °C (48 °F). However, it dropped to 6.7 °C (44.1 °F) in July 2004.
On the warmest days of the month, the temperature usually reaches around 25 °C (77 °F). However, it reached 30.2 °C (86.4 °F) in July 2006.
Precipitation amounts to 75 mm (3 in), distributed over 13 days.
The day lasts on average 16 hours and 10 minutes. So the days are long.
There are on average 4.5 hours of sunshine per day. So, the sun shines 28% of the time.
The average humidity is 79%. Hence, the air is normally humid.
The average wind speed is 15 kph (10 mph).

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In August, the weather in Limerick is usually very mild. The average temperature is of 15.9 °C (61 °F), with a minimum of 12.4 °C (54.4 °F) and a maximum of 19.4 °C (67 °F).
On the coldest nights of the month, the temperature usually drops to around 8 °C (46.5 °F). However, it dropped to 4.5 °C (40.1 °F) in August 2010.
On the warmest days of the month, the temperature usually reaches around 24 °C (75 °F). However, it reached 29.8 °C (85.6 °F) in August 1995.
Precipitation amounts to 85 mm (3.3 in), distributed over 14 days.
The day lasts on average 14 hours and 35 minutes. So the days are long.
There are on average 4.5 hours of sunshine per day. So, the sun shines 31% of the time.
The average humidity is 80%. Hence, the air is normally humid.
The average wind speed is 15 kph (10 mph).

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In September, the weather in Limerick is usually mild. The average temperature is of 14.2 °C (58 °F), with a minimum of 10.6 °C (51.1 °F) and a maximum of 17.8 °C (64 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 5 °C (41 °F). However, it dropped to -1.1 °C (30 °F) in September 2011.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 22.5 °C (72.5 °F). However, it reached 26.1 °C (79 °F) in September 1991.
Precipitation amounts to 80 mm (3.1 in), distributed over 13 days.
The day lasts on average 12 hours and 35 minutes.
There are on average 4 hours of sunshine per day. So, the sun shines 31% of the time.
The average humidity is 82%. Hence, the air is normally humid.
The average wind speed is 16 kph (10 mph).

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In October, the weather in Limerick is usually mild. The average temperature is of 11.3 °C (52 °F), with a minimum of 8.1 °C (46.6 °F) and a maximum of 14.4 °C (58 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 2 °C (35.5 °F). However, it dropped to -2 °C (28.4 °F) in October 1993.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 18.5 °C (65 °F). However, it reached 22.3 °C (72.1 °F) in October 2002.
Precipitation amounts to 95 mm (3.7 in), distributed over 15 days.
The day lasts on average 10 hours and 30 minutes.
There are on average 3 hours of sunshine per day. So, the sun shines 28% of the time.
The average humidity is 84%. Hence, the air is normally humid.
The average wind speed is 16 kph (10 mph).

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In November, the weather in Limerick is usually quite mild. The average temperature is of 8.4 °C (47 °F), with a minimum of 5.6 °C (42 °F) and a maximum of 11.2 °C (52.2 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around -0.5 °C (30.5 °F). However, it dropped to -6.4 °C (20.5 °F) in November 2010.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 15 °C (59.5 °F). However, it reached 17.6 °C (63.7 °F) in November 2003.
Precipitation amounts to 105 mm (4.1 in), distributed over 17 days.
The day lasts on average 8 hours and 40 minutes.
There are on average 2 hours of sunshine per day. So, the sun shines 23% of the time.
The average humidity is 87%. Hence, the air is normally humid.
The average wind speed is 17 kph (10 mph).

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In December, the weather in Limerick is usually quite cold. The average temperature is of 6.5 °C (44 °F), with a minimum of 3.8 °C (38.9 °F) and a maximum of 9.2 °C (48.6 °F).
On the coldest nights of the month, the temperature usually drops to around -2 °C (28.5 °F). However, it dropped to -10.5 °C (13.1 °F) in December 2010.
On the warmest days of the month, the temperature usually reaches around 14 °C (57 °F). However, it reached 16.6 °C (61.9 °F) in December 2010.
Precipitation amounts to 115 mm (4.5 in), distributed over 17 days.
The day lasts on average 7 hours and 40 minutes. So the days are short. December 21, the winter solstice, is the shortest day of the year in the Northern Hemisphere.
There are on average 1.5 hours of sunshine per day. So, the sun shines 18% of the time.
The average humidity is 87%. Hence, the air is normally humid.
The average wind speed is 18 kph (11 mph).