Galway
8 to 17°C
temperature
1897 hours
sunshine per day
497 mm
rain
136 days
dry
226 days
rain
3 days
snow

Climate of Galway

Galway has a oceanic climate. There is rainfall during all months of the year. The average annual temperature for Galway is 12° degrees and there is about 497 mm of rain in a year. It is dry for 92 days a year with an average humidity of 86% and an UV-index of 3.

Climate averages for the whole year

  • Day: the average daily temperature during the day is between 8°C and 17°C
  • Night:the average nighttime temperature is between 3°C and 11°C
  • Sea temperature: the sea temperature is between 7°C and 24°C
  • Rain: it rains 226 days and there is a total of approximately 497 mm rainfall
  • Snow: it snows an average of 3 days per year
  • Sun hours: throughout the year there are 1897 sun hours
Maximum temperature: between 8°C and 17°C
Warmest month: 17°C in June
Coldest month: 8°C in January
Night temperature: between 3°C and 11°C
Sea temperature: between 7°C and 24°C
Dry days: 136 days
Days with rain: 226 days
Days with snow: 3 days
Total rain sum: 497 mm
Hours of sunshine: 1897 hours

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Temperature graph

This graph shows the average maximum temperature (red) and minimum temperature (blue) for Galway.

Precipitation graph

This graph shows the average amount of rainfall per month for Galway.

Climate table of Galway

In this climate table you can see at a glance what the average weather per month is for Galway. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Galway might be like in a given month.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Day temp. (°C) 8 8 10 12 14 17 17 17 16 13 10 8
Night temp. (°C) 4 3 4 5 7 10 11 11 10 8 6 4
Water temp. (°C) 7 11 14 16 19 24 16 18 18 13 12 12
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Precipitation (mm) 51 41 41 27 35 37 39 38 31 38 58 61
Days with rain 20 17 17 16 20 18 21 22 17 19 18 21
Days with snow 1 - 1 - - - - - - - - 1
Dry days 10 11 13 14 11 12 10 9 13 12 12 9
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sun hours per day 4 4 5 7 6 8 6 6 5 4 4 4
Wind force (Bft) 4 4 4 3 3 3 3 3 3 3 4 4
UV-index 2 2 2 3 4 4 4 4 3 3 2 2

Best time to visit Galway

The best time to visit Galway in Ireland is in September and September. In this period you have a pleasant temperature and almost no precipitation. The highest average temperature in Galway is 17°C in June and the lowest is 8°C in January. The water temperature is 24°C at its highest and in other months it can be 7°C.

Climate of Galway by month

What is the average climate in a given month for Galway? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.

Galway weather experiences

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