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What’s the climate like in Galway?

The current climate of Galway features average monthly temperatures ranging from highs of 18°C during the day to lows of 9°C. The average yearly temperature is around 14°C. At night, temperatures in the colder months average around 4°C and in the warmer months around 12°C.

The highest temperature recorded in Galway in recent years was 30°C in June 2018. The lowest daytime temperature recorded was -1°C in March 2018.

On average, Galway gets 975 mm of precipitation each year. Of this, about 5,1 cm is snowfall. For comparison, London gets 701 mm of precipitation each year.

Best time to visit Galway?

The best time to visit Galway for pleasant to warm weather is May through September. There might be some rain during this period, but the temperatures are just right for exploring Galway.

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Climate Table of Galway

The climate table of Galway shows the average temperatures, precipitation, snow, and UV index per month. The table gives an overview of the average day and night temperatures in degrees Celsius, the total amount of precipitation in millimetres, the total snowfall in centimetres, and the UV index for each month. Precipitation is always measured as water, even if it's snow or hail.

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Temp. max (°C) 9 9 10 13 15 18 18 18 17 14 11 9
Temp. min (°C) 5 4 5 6 9 11 13 13 11 9 6 5
Precipitation
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Precipitation (mm) 99 119 81 42 60 56 71 88 69 84 92 114
Snow (cm) 1,6 1,3 1,3 0 0 0 0 0 0 0 0,1 0,8
UV Index 1 2 2 4 3 5 3 2 3 1 1 0

Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.

  • Average yearly temperature: 14°C
  • Highest temperature: 18°C in June, July and August
  • Lowest temperature: 9°C in January, February and December
  • Precipitation*: 975 mm per year, averaging 81 mm per month
  • Snowfall: 5,1 cm per year
  • Driest months: 42 mm in April, 56 mm in June and 60 mm in May
  • Wettest months: 119 mm in February, 114 mm in December and 99 mm in January

*Precipitation is measured as a combination of rain, snow, and hail

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Average Temperature per Month in Galway

This graph shows the average maximum temperatures per month in Galway, Ireland. The temperatures are shown in degrees Celsius and the average is calculated based on the recorded temperatures per month from past years.

Temperature per Month in Galway, Ireland,

Average Precipitation per Month in Galway

This graph shows how much precipitation Galway, Ireland, gets on average per month. Precipitation is always measured as water, even if it's snow or hail. This makes it easy to compare how much has fallen, regardless of the form of precipitation. The amount of precipitation is measured in millimetres and the average is calculated based on the recorded precipitation per month from past years.

Precipitation per Month in Galway, Ireland,

Average Snowfall per Month in Galway

This graph shows how much snow Galway, Ireland, gets on average per month. The amount of snowfall is measured in centimetres and the average is calculated based on the recorded snowfall per month from past years.

Snowfall per Month in Galway, Ireland,

Average UV Index per Month in Galway

This graph shows the average UV index per month in Galway, Ireland. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.

UV Index per Month in Galway, Ireland,

Yearly Temperature in Galway

This graph shows the average yearly temperature in Galway, Ireland. The yearly temperature, expressed in degrees Celsius, is the average of all twelve monthly temperatures summed up for that year.

Yearly Temperature in Galway, Ireland,

Total Yearly Precipitation in Galway

This chart shows the total yearly precipitation in Galway, Ireland, over the past few years. The total yearly precipitation, measured in millimetres, is the sum of all the rain that fell in the twelve months of that year.

Yearly Precipitation in Galway, Ireland,

Total Yearly Snowfall in Galway

This chart shows the total yearly snowfall in Galway, Ireland, over the past few years. The total yearly snowfall, measured in centimetres, is the sum of all the snow that fell in the twelve months of that year.

Yearly Snowfall in Galway, Ireland,

Weather experiences in Galway

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Average Weather in Galway by Month

Click on a month below to see detailed weather info for Galway. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.

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