Galway — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Galway, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Galway today is 18.4°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
⚠️ As of today, the minimum water temperature ranges from 65°F (18°C) to 68°F (20°C). This is already quite warm water, which is ideal for most people. Swimming becomes comfortable, and prolonged stays in the water do not cause discomfort. This temperature is perfect for family trips and for those who prefer warmer water. It is also comfortable for water sports such as surfing or swimming. It is important to note that these swimming tips and recommendations apply only in good weather. When the air temperature is below 68°F (20°C), and sometimes even below 77°F (25°C), swimming can be unpleasant even with relatively high water temperatures.
Water Temperature Chart Over the Last 30 Days
Table of Daily Sea Temperature Data
| Date | Current | Average | Forecast |
|---|---|---|---|
| JUL 16 | 20.0°C | 19.0°C | |
| JUL 17 | 20.0°C | 19.0°C | |
| JUL 18 | 20.1°C | 19.0°C | |
| JUL 19 | 20.1°C | 19.0°C | |
| JUL 20 | 20.2°C | 19.0°C | |
| JUL 21 | 19.4°C | 19.0°C | |
| JUL 22 | 19.1°C | 19.0°C | |
| JUL 23 | 18.6°C | 19.0°C | |
| JUL 24 | 19.0°C | 18.4°C | |
| JUL 25 | 19.0°C | 18.5°C | |
| JUL 26 | 19.0°C | 18.5°C | |
| JUL 27 | 19.0°C | 18.5°C | |
| JUL 28 | 19.0°C | 18.6°C | |
| JUL 29 | 19.0°C | 18.6°C | |
| JUL 30 | 19.0°C | 18.6°C |
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast
Actual nearshore water temperatures may fluctuate by several degrees from the reported values, especially following heavy rainfall or extended periods of strong winds. Certain wind patterns can cause colder, deeper waters to rise and replace the sun-warmed surface water, leading to noticeable variations.
Our forecast is based on a proprietary mathematical model that considers real-time water temperature changes, historical trends, key weather patterns, wind strength and direction, and air temperature specific to each region. Additionally, we incorporate data from other resorts to enhance accuracy.
Monthly Water Temperature Range (Min, Max & Average)
| Month | Min | Avg | Max |
|---|---|---|---|
| January | 1°C | 5°C | 8°C |
| February | 1°C | 5°C | 9°C |
| March | 2°C | 6°C | 9°C |
| April | 6°C | 9°C | 13°C |
| May | 9°C | 14°C | 18°C |
| June | 13°C | 19°C | 23°C |
| July | 15°C | 19°C | 24°C |
| August | 14°C | 18°C | 23°C |
| September | 11°C | 16°C | 20°C |
| October | 9°C | 12°C | 15°C |
| November | 4°C | 7°C | 11°C |
| December | 1°C | 5°C | 9°C |
Galway: Weather Forecast
July 24
July 25
July 26
July 27
Location & Local Information
Galway, nestled on the west coast of Ireland where the River Corrib flows out into Galway Bay, presents interesting opportunities for water activity despite the cool nature of its waters. Seasonal data indicate that the surface temperature of the Corrib in the Galway area is likely to range from around 5–7 °C (41–45 °F) in winter. During summer months, shallow or calmer parts of the river may warm to roughly 15–18 °C (59–64 °F), with rare brief peaks near 19 °C (66 °F) in unusually gentle conditions. Because the river is short, fast-flowing, and tidal in places, the water remains quite cool and requires swimmers to be prepared for brisk conditions.
Swimming in the River Corrib within Galway city is possible, but it is generally advisable only for capable open-water swimmers who are aware of the tidal currents, boat traffic and changing conditions. organised events such as the “Longest Day” river swim are held on the Corrib, showing that it can be used safely under supervision. Most casual swimmers opt for calmer spots outside the central channel or for coastal beach swims nearby. Beyond the river itself, Galway offers plenty of attractions: the lively Quay Street and Latin Quarter, the Spanish Arch, and the scenic coastal village of Salthill with its promenade and seaside views. This combination of cultural vitality and waterfront recreation makes Galway a compelling destination for those comfortable in cooler water environments.