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Westport (Ireland) in May 2027: weather, temperatures and activities

Do you want to visit Westport in May 2027? Discover the usual weather at this time of year, average temperatures, the risk of rain, possible activities, and our opinion on whether May is a good month to travel to Westport, Ireland.

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Is it worth visiting Westport in May?

Check your ideal travel criteria and see if the month of May suits your plans to go to Westport.
What matters most?
Westport in May 2027: weather, temperatures and activities

Page summary

Westport in May in summary
Fair weather
Min 9°C Max 14°C 63 mm 4 day(s) 90% 62% 13°C 12.0 h/day
Best activities in May
Beach and swimmingHiking and trekkingCultural visits and heritageAnimal observationNature and landscapesGastronomyBoat trip and cruise
Practical guidelines
High crowding Moderate prices 04:36 20:34
Hourly weather

Average weather in Westport in May 2027

Fair weather

The weather in Westport in May 2027 is based on statistical data from previous years in May. This allows you to forecast the weather in May 2027. Check the hourly statistics (6:00, 9:00, 12:00, 15:00, 18:00, 21:00, 0:00 and 3:00), with the associated average temperature, for the whole month, and also, by navigating the tabs, for the beginning, middle and end of the month.

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Climate

Climate of Westport in May

Temperatures, precipitation and monthly trends help to better understand the climate in Westport in May.

Temperatures and rain in Westport in May

Average daily weather

Temperatures and rain day by day in May.
Minimal Average Maximums Average rainfall

Monthly temperatures

The month of May is highlighted to compare it quickly with the rest of the year.
Minimal Average Maximums

Monthly precipitation

The bar for the month under study is highlighted.
Average rainfall

About the climate in Westport in May

Seasonal normals

Seasonal normals of Westport in May

Check the seasonal normals in Westport in May and compare the weather with the previous month and the following month (or the months of your choice by selecting months in the form below): temperatures, wind, rain, humidity, climate rating...

Last updated: 12/01/2026
Reference period for normals: January 2009 - December 2025
Month analyzed
May
Weather data April May June
Outside temperature
Average temperature 8.7°C 11.0°C 13.6°C
Maximum temperature 11.5°C 13.5°C 15.9°C
Minimum temperature 5.8°C 8.5°C 11.4°C
Record maximum temperature 19.0°C
(2011)
24.0°C
(2012)
28.0°C
(2018)
Record low temperature -2.0°C
(2013)
2.0°C
(2012)
7.0°C
(2011)
Number of days at +30° 0 day(s)
(0%)
0 day(s)
(0%)
0 day(s)
(0%)
Number of days at +18° 1 day(s)
(3%)
3 day(s)
(10%)
7 day(s)
(23%)
Number of days below 0° 1 day(s)
(3%)
0 day(s)
(0%)
0 day(s)
(0%)
Sea temperature
Sea temperature (average) 10.1°C 11.5°C 12.6°C
Sea temperature (minimum) 9.2°C 10.2°C 10.7°C
Sea temperature (maximum) 11.3°C 12.6°C 15.0°C
Wind
Wind speed 23 km/h 23 km/h 20 km/h
Wind temperature 3.1°C 6.4°C 10.1°C
Precipitation (rain)
Precipitation 43.7 mm 63.3 mm 60.9 mm
Number of days with precipitation 15 day(s)
(50%)
20 day(s)
(65%)
20 day(s)
(67%)
Number of days with significant precipitation (greater than 5 mm) 2 day(s)
(8%)
4 day(s)
(12%)
3 day(s)
(11%)
Record precipitation in one day 16.6 mm
(2013)
18.5 mm
(2015)
17.4 mm
(2019)
Other weather data
Humidity 90% 90% 90%
Visibility 8.9 km 8.7 km 8.6 km
Cloud cover 58% 62% 62%
UV index 3 3 4
Daily sunshine 11h 12h 15h
Sunrise and sunset
Sunrise time 05h38 04h36 04h06
Sunset time 19h40 20h34 21h11
Day length 14h02 15h58 17h05
Our opinion on the climate in May
The review of Where And When adverse weather fair weather fair weather
Activities and events

What to do in Westport in May?

Best activities in May
Beach and swimmingHiking and trekkingCultural visits and heritageAnimal observationNature and landscapesGastronomyBoat trip and cruise
Observed weather

What was the weather like in Westport in May last?

Find the observed weather calendar in Westport in May 2025, with each day’s weather, temperatures and precipitation.

Mon. Tue. Wed. Thu. Fri. Sat. Sun.
1
Partly Cloudy
9°C16°C0.9 mm
2
Partly Cloudy
7°C15°C0.0 mm
3
Patchy rain nearby
7°C14°C0.1 mm
4
Clear/Sunny
7°C13°C0.0 mm
5
Clear/Sunny
4°C14°C0.0 mm
6
Clear/Sunny
5°C14°C0.0 mm
7
Cloudy
8°C16°C0.0 mm
8
Clear/Sunny
7°C17°C0.0 mm
9
Cloudy
8°C16°C0.4 mm
10
Overcast
9°C16°C0.3 mm
11
Overcast
10°C12°C0.5 mm
12
Overcast
8°C13°C0.1 mm
13
Cloudy
10°C20°C0.0 mm
14
Clear/Sunny
10°C20°C0.0 mm
15
Clear/Sunny
9°C19°C0.0 mm
16
Clear/Sunny
10°C19°C0.0 mm
17
Clear/Sunny
10°C20°C0.0 mm
18
Clear/Sunny
10°C20°C0.0 mm
19
Clear/Sunny
9°C18°C0.1 mm
20
Cloudy
8°C17°C0.9 mm
21
Clear/Sunny
9°C19°C0.0 mm
22
Overcast
9°C17°C0.0 mm
23
Moderate rain at times
9°C15°C1.4 mm
24
Patchy rain nearby
14°C17°C3.5 mm
25
Patchy light drizzle
10°C12°C1.7 mm
26
Light drizzle
10°C11°C6.0 mm
27
Light drizzle
9°C10°C1.0 mm
28
Patchy rain nearby
10°C15°C0.8 mm
29
Light rain
14°C15°C8.0 mm
30
Patchy rain nearby
12°C17°C0.3 mm
31
Patchy rain nearby
10°C13°C1.9 mm
Nearby

Where to go near Westport in May?

Compare cities and destinations near Westport in May to find another travel stop, a nearby alternative or a logical continuation of your stay in Westport.

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Every month

Best time to visit Westport month by month

Compare the weather in Westport across all months of the year and open each detailed page to find the best time.

Frequently asked questions

Travel to to Westport in May: your frequently asked questions

Short answers to the questions we ask ourselves before booking for this month.

It's an average period, nothing special. Conditions are mediocre in Westport in May, which ranks this month 1st out of 12. The choice of region will make a real difference.

Expect an average of 14°C during the day and 9°C at night, with about 63 mm of precipitation spread over 4 rainy days.

The sea is only 12°C on average in May. Swimming is still possible, but it will be cool.

Expect about 12.0 hours of sunshine per day on average for this month.

This month is particularly suited to these activities: Beach and swimming, Hiking and trekking, Cultural visits and heritage and Animal observation. These are the ones for which the conditions on site are most favourable.

Visitor numbers are moderate: this month is in High crowding, with an index of 62/100. It is often a good compromise between weather and tranquility.

Prices are average: level Moderate prices, with an index of 41/100, including flights and accommodation.
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Temperatures are shown in degrees Celsius and precipitation in millimetres. Based on your country of connection, °F and inches may be more familiar to you.