Climate averages 1991–2020
Galway weather
in April.
A cool, moderately wet month: the 7th warmest and the 2nd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
April is a cool month in Galway: daytime highs average 12.2°C and nights cool to about 5.5°C. By daytime temperature it is the 7th warmest of the 12 months.
Expect about 76 mm of rain on roughly 14 days, which makes April a moderately wet month (the 2nd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 57 min on an average April day.
The nearest other city in this atlas is Limerick (73 km away). In April its highs average 12.5°C, about as warm as Galway, with 76 mm of rain.
Among the 5 cities listed in Ireland, Galway ranks joint 2nd of 5 for the warmest April highs and joint 4th of 5 for the driest April (rainfall, lowest first). The mean April high of those 5 cities is 12.1°C; Galway is 0.1°C warmer than that mean.
From April to May, average highs rise by 2.6°C to 14.8°C, and monthly rainfall rises from 76 mm to 79 mm.
The annual picture
April in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Galway climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 8.0°C3.8°C | 3.8°C | 99 | 15.4 | 8.18 h |
| February | 8.5°C3.5°C | 3.5°C | 85 | 13.0 | 9.810 h |
| March | 9.9°C4.1°C | 4.1°C | 78 | 13.3 | 11.812 h |
| April, selected | 12.2°C5.5°C | 5.5°C | 76 | 13.7 | 13.914 h |
| May | 14.8°C8.2°C | 8.2°C | 79 | 13.5 | 15.816 h |
| June | 16.9°C10.6°C | 10.6°C | 79 | 12.9 | 16.917 h |
| July | 18.0°C12.3°C | 12.3°C | 83 | 14.5 | 16.416 h |
| August | 17.8°C12.2°C | 12.2°C | 91 | 14.0 | 14.815 h |
| September | 16.2°C10.8°C | 10.8°C | 75 | 12.3 | 12.713 h |
| October | 13.1°C8.3°C | 8.3°C | 95 | 14.0 | 10.611 h |
| November | 10.2°C5.8°C | 5.8°C | 101 | 14.3 | 8.79 h |
| December | 8.3°C4.1°C | 4.1°C | 104 | 15.2 | 7.68 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
April in nearby cities
- Limerick in AprilIreland · 73 kmHigh 12.5°C · Low 5.6°C · 76 mm rain
- Cork in AprilIreland · 158 kmHigh 12.2°C · Low 6.3°C · 68 mm rain
- Tallaght in AprilIreland · 178 kmHigh 11.6°C · Low 5.2°C · 66 mm rain
- Dublin in AprilIreland · 186 kmHigh 11.9°C · Low 5.6°C · 66 mm rain
- Derry in AprilUnited Kingdom · 223 kmHigh 11.1°C · Low 5.1°C · 74 mm rain
- Lisburn in AprilUnited Kingdom · 242 kmHigh 11.0°C · Low 5.3°C · 65 mm rain
- Belfast in AprilUnited Kingdom · 252 kmHigh 10.9°C · Low 5.9°C · 65 mm rain
- Douglas in AprilIsle of Man · 316 kmHigh 9.4°C · Low 7.1°C · 59 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Galway) is explained once on the Galway year overview and on the Sources, method and limits page.