March weather forecast
Galway, Ireland

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Weather in March

With the onset of March, a noticeable upswing in overall climatic conditions ensues. Daylight hours increase significantly, reaching close to 12 hours, which is a substantial rise from February. The weather continues to warm up with the highest temperature registering at roughly 10.8°C (51.4°F). The incidence of rain persists, and despite the increasing warmth, the sea temperature remains fairly cool. March ushers in Galway's transition from winter to spring, capturing the city's ability to shine through the intermittent showers.

Temperature

March commences with an average high-temperature of a fresh 10.8°C (51.4°F), showing little deviation from February's 9.1°C (48.4°F). An average low-temperature of 4.9°C (40.8°F) is recorded during the nights in March in Galway.

Rainfall

In March, in Galway, the rain falls for 21 days. Throughout March, 92mm (3.62") of precipitation is accumulated. Throughout the year, in Galway, there are 232 rainfall days, and 1156mm (45.51") of precipitation is accumulated.

Sea temperature

March is the month with the coldest seawater in Galway, Ireland, with an average sea temperature of 9.5°C (49.1°F).
Note: At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 13°C (55.4°F) is not comfortable.

Daylight

In Galway, the average length of the day in March is 11h and 54min.
On the first day of the month, sunrise is at 7:22 am and sunset at 6:14 pm. On the last day of March, sunrise is at 6:10 am and sunset at 7:10 pm GMT.

Sunshine

The average sunshine in March in Galway is 3h.

UV index

In Galway, Ireland, the average daily maximum UV index in March is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: The maximum UV index, 2 during March, leads to the following recommendations:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
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Frequently asked questions

What is the usual temperature for Galway in March?

Galway in March has an average high-temperature of 10.8°C (51.4°F) and an average low-temperature of 4.9°C (40.8°F).

How many days does it rain in March in Galway?

In Galway, Ireland, in March, it is raining for 21 days, with typically 92mm (3.62") of accumulated precipitation.

When is the sea coldest in Galway?

With an average sea temperature of 9.5°C (49.1°F), March is the month with the coldest seawater in Galway.

How cold is the water in March in Galway?

In Galway, in March, the average water temperature is 9.5°C (49.1°F). Swimming in 9.5°C (49.1°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.

How many hours of daylight does Galway have in March?

In Galway, Ireland, the average day length in March is 11h and 54min.

When are sunrise and sunset in March in Galway?

On the first day of March, sunrise is at 7:22 am and sunset at 6:14 pm. On the last day of the month, sunrise is at 6:10 am and sunset at 7:10 pm GMT.

How long on average sun shines in March in Galway?

In March, the average sunshine duration in Galway, Ireland, is 3h.

What is the UV index intensity in March in Galway?

In March, the average daily maximum UV index in Galway is 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation.
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in March
Galway, Ireland

Average temperature in March - Galway, Ireland
  • Average high temperature in March: 10.8°C

The warmest month (with the highest average high temperature) is July (20.5°C).
The month with the lowest average high temperature is January (8.7°C).

  • Average low temperature in March: 4.9°C

The month with the highest average low temperature is July (12.9°C).
The coldest month (with the lowest average low temperature) is January (3.5°C).

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Average rainfall in March
Galway, Ireland

Average rainfall in March - Galway, Ireland
  • Average rainfall in March: 92mm

The wettest month (with the highest rainfall) is October (130mm).
The driest month (with the least rainfall) is April (61mm).

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Average rainfall days in March
Galway, Ireland

Average rainfall days in March - Galway, Ireland
  • Average rainfall days in March: 21 days

The months with the highest number of rainy days are January and December (22 days).
The months with the least rainy days are April and July (16 days).

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Average sea temperature in March
Galway, Ireland

Average sea temperature in March - Galway, Ireland
  • Average sea temperature in March: 9.5°C

The best month for swimming (with the highest average sea temperature) is August (15.4°C).
The coldest month (with the lowest average sea temperature) is March (9.5°C).

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Average daylight in March /
Average sunshine in March
Galway, Ireland

Average daylight in March / Average sunshine in March - Galway, Ireland
  • Average daylight in March: 11h and 5min

The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).

  • Average sunshine in March: 3h

The month with the most sunshine is May (Average sunshine: 6h).
The month with the least sunshine is December (Average sunshine: 1h).

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Average UV index in March
Galway, Ireland

Average UV index in March - Galway, Ireland
  • Average UV index in March: 2

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 0).

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Galway, Ireland

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