During the week of 23 June 2025 - 29 June 2025, temperatures averaged at 19 °C (66 °F) during the day and dropped to 14 °C (57 °F) at night. These temperatures are roughly same as the long-time average for Galway, being 18 °C (64 °F) for daily temperatures and 11 °C (52 °F) for night temperatures. The end of the week saw Sunday being the hottest day of the week. The average temperatures during different times of day (local time) were following: 7am 15 °C (59 °F), 10am 17 °C (63 °F), 1pm 18 °C (64 °F), 4pm 18 °C (64 °F), 7pm 17 °C (63 °F), 10pm 16 °C (61 °F).

During this week: 1 day without rain, 4 days with light rain and 2 days with moderate rain were observed. During the whole week, total of 14 mm (0.55 in) of precipitation was observed, which is slightly below the long term average for Galway, which is 18 mm (0.71 in). On average, the cloud coverage during daylight hours (from dawn to dusk) was 79 %.

An average wind speed of 6.9 m/s was recorded. The prevailing winds blew from the South-West and West. The atmosferic pressure ranged from 1005 hpa to 1024 hpa. The air in Galway had an average humidity of 86 %.

On average, there were 1 hour clear skies, 5 hours partially overcast skies, 10 hours overcast skies and 2 hours rainy weather during the daytime (from dawn to dusk). On average, the time of sunrise was 05:10, and the time of sunset was 22:07.

Weather overview

The city of Galway, located in Ireland, experiences a generally temperate climate. A range of temperatures can be measured throughout the year, with daytime temperatures averaging from about 8.90 degrees Celsius during the colder months to nearly 19.30 degrees Celsius during the peak of summer. Nighttime temperatures also vary, having lows around 2.90 degrees Celsius in the winter and reaching up to 12.40 degrees Celsius during the summer nights. The patterning of precipitation reveals that June is typically the driest month, averaging around 13.71 days with rainfall, while January stands as the month with the most frequent rainfall, averaging around 18.75 rainy days.

January weather

The day's lowest temperature is evident in Galway with an average of 8.90 degrees, and the plummeting night temperature is noteworthy at an average of 3.00 degrees. The wet season looms on the horizon, marking the peak in rainy days at 18.75 and the notable wind speed climax at 5.60 m/s.

February weather

In Galway, the chilling night temperature reaches its lowest point at an average of 2.90 degrees. A slight reduction in rainfall becomes apparent, with fewer days of precipitation recorded. Simultaneously, the duration of sunshine begins to expand to an average of 2.22 hours.

March weather

A cosy increase in night temperature is noticeable in Galway, with an average of 4.10 degrees, complemented by a rise in daytime warmth as well. The trend of longer sunlit hours persists, amounting to an average of 3.07 hours.

April weather

The ascent in Galway's temperatures continues, with the day at a pleasant average of 13.10 degrees and the night following suit at 5.20 degrees. The beginning of a decline in rainy days is discernible, averaging about 13.96 days, while the monthly rainfall dips to its lowest at 67.19 mm. Further, the progress of increasing sunlit hours manifests, reaching an average of 4.66 hours.

May weather

May in Galway witnesses a continuation of rising temperatures during both day and night, averaging 15.80 degrees and 7.70 degrees respectively. The trend of increasing rainfall becomes evident as the monthly precipitation reaches 77.58 mm. The peak of sunlit hours is reached with an average of 5.39 hours, and the lowest humidity of the year can be observed at 79.80 percent.

June weather

June marks the onset of tourist season in Galway as temperatures rise agreeably, averaging 17.90 degrees during the day and 10.30 degrees at night. Rainfall is at a yearly minimum with only around 13.71 days of rain, and the wind speed reaches its yearly lowest at an average of 4.40 m/s.

July weather

With the intensifying tourist season in July, Galway experiences a continued rise in temperatures, with the day reaching a cozy average of 19.2 degrees and the night peaking at an average of 12.4 degrees. A slight uptick in rainy days begins to manifest, averaging around 14.68 days, while the number of sunlit hours starts to decrease, averaging about 4.13 hours.

August weather

August witnesses tourist activities at their peak in Galway, with the daytime temperature reaching its yearly maximum. An upward trend in the number of rainy days can be observed, registering an average of 16.50 days, while rainfall itself starts to increase, averaging 98.30 mm.

September weather

With the start of autumn in September, there's a noticeable decrease in the day temperature in Galway, averaging 17.40 degrees, accompanied by the onset of cooler nights averaging 10.40 degrees. There is also a gradual reduction in the number of rainy days, averaging around 15.56 days, and the waning of sunlit hours is evident, with an average of 3.35 hours.

October weather

The onset of the wet season is palpable in Galway during October; a continuous decline in day temperatures is recorded, averaging 14.10 degrees, and night temperatures follow a similar trend, averaging 7.80 degrees. The maximum rainfall for the year is observable at an average of 125.25 mm, along with a diminution in sunlit hours, averaging 2.49 hours.

November weather

Continuing with the wet season, November in Galway brings a persistent decrease in temperatures, averaging 11.00 degrees during the day and 5.30 degrees at night. There's a slight reduction in rainfall with the start of a descending trend. The dwindling number of sunlit hours remains consistent, averaging 1.82 hours.

December weather

The year's end in Galway is marked by further reduction in both day and night temperatures, averaging 9.00 degrees and 3.60 degrees respectively. The wet season persists, while the least amount of sunshine is recorded throughout the year, averaging a meager 1.21 hours. Humidity waves its peak level in December.

What is the typical number of rainy days in Galway during January?

On average, January in Galway is characterized by around 18.75 days with rainfall.

How does the night temperature in Galway change in February?

The night temperature in Galway reaches its yearly minimum in February, with an average low of 2.90 degrees.

How much do nighttime temperatures rise in Galway during March?

In March, the nighttime temperatures in Galway experience a rise to an average of 4.10 degrees.

What is the average number of rainy days in Galway in April?

Galway averages approximately 13.96 rainy days in the month of April.

What are the day and night temperatures like in Galway during May?

The typical temperatures in Galway during May are around an average high of 15.80 degrees during the day and a comfortable average low of 7.70 degrees at night.

What is the wettest month and the driest month in Galway?

The driest month in Galway is June with approximately 13.71 rainy days, while the wettest month is January with nearly 18.75 days of rain.

How do the temperatures and rainy days in Galway during July compare?

The average daytime temperature in Galway during July hits a pleasant 19.2 degrees, while rainy days make a slight increase to an average of 14.68 days.

What is the tendency in terms of precipitation during August in Galway?

August in Galway shows an uptick in rainfall, averaging around 16.50 rainy days, though it does not signify a wet season.

How does the weather transition in Galway during September?

September marks the transition toward cooler weather in Galway, with daytime temperatures averaging around 17.40 degrees and a decline in the frequency of rainy days.

How does the rainfall in Galway in October compare to the rest of the year?

October in Galway is marked by the highest average rainfall of the year at 125.25 mm, showing a notable increase from previous months.

What weather patterns are typical for Galway in November?

November's typical weather pattern in Galway is characterized by a gradual decrease in temperature and a marginal reduction in rainfall.

How do December temperatures in Galway compare to other winter months?

December sees further cooling compared to other winter months, with the day temperature averaging around 9.00 degrees and the night at 3.60 degrees.