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Wicklow in May 2027: weather, temperatures and activities

Do you want to visit Wicklow 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 Wicklow, Ireland.

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Is it worth visiting Wicklow in May?

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

Page summary

Wicklow in May in summary
Fair weather
Min 9°C Max 12°C 55 mm 3 day(s) 88% 50% 12°C 12.5 h/day
Best activities in May
Hiking and trekkingCultural visits and heritageNature and landscapesGastronomyBoat trip and cruise
Practical guidelines
High crowding 04:26 20:16
Hourly weather

Average weather in Wicklow in May 2027

Fair weather

The weather in Wicklow 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 Wicklow in May

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

Temperatures and rain in Wicklow 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 Wicklow in May

Seasonal normals

Seasonal normals of Wicklow in May

Check the seasonal normals in Wicklow 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 8.4°C 10.8°C 13.5°C
Maximum temperature 10.2°C 12.4°C 15.0°C
Minimum temperature 6.7°C 9.2°C 12.0°C
Record maximum temperature 16.0°C
(2011)
18.0°C
(2012)
21.0°C
(2018)
Record low temperature -1.0°C
(2021)
2.0°C
(2021)
6.0°C
(2011)
Number of days at +30° 0 day(s)
(0%)
0 day(s)
(0%)
0 day(s)
(0%)
Number of days at +18° 0 day(s)
(0%)
0 day(s)
(0%)
2 day(s)
(7%)
Number of days below 0° 0 day(s)
(0%)
0 day(s)
(0%)
0 day(s)
(0%)
Sea temperature
Sea temperature (average) 9.0°C 10.3°C 12.4°C
Sea temperature (minimum) 8.1°C 9.6°C 10.8°C
Sea temperature (maximum) 10.0°C 11.5°C 13.9°C
Wind
Wind speed 24 km/h 23 km/h 21 km/h
Wind temperature 3.7°C 6.6°C 10.4°C
Precipitation (rain)
Precipitation 49.7 mm 55.4 mm 69.7 mm
Number of days with precipitation 15 day(s)
(50%)
17 day(s)
(55%)
16 day(s)
(53%)
Number of days with significant precipitation (greater than 5 mm) 3 day(s)
(10%)
3 day(s)
(10%)
4 day(s)
(15%)
Record precipitation in one day 19.2 mm
(2012)
22.5 mm
(2014)
31.2 mm
(2012)
Other weather data
Humidity 88% 88% 89%
Visibility 9.3 km 9.2 km 9.2 km
Cloud cover 50% 50% 50%
UV index 3 3 4
Daily sunshine 12h 12h 13h
Sunrise and sunset
Sunrise time 05h25 04h26 03h58
Sunset time 19h25 20h16 20h52
Day length 14h00 15h50 16h54
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 Wicklow in May?

Best activities in May
Hiking and trekkingCultural visits and heritageNature and landscapesGastronomyBoat trip and cruise
Possible activities in May
Beach and swimmingAnimal observation
Observed weather

What was the weather like in Wicklow in May last?

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

Mon. Tue. Wed. Thu. Fri. Sat. Sun.
1
Overcast
11°C15°C0.0 mm
2
Clear/Sunny
9°C11°C0.0 mm
3
Cloudy
7°C12°C0.0 mm
4
Patchy rain nearby
5°C10°C0.1 mm
5
Clear/Sunny
7°C9°C0.0 mm
6
Clear/Sunny
5°C11°C0.0 mm
7
Partly Cloudy
8°C12°C0.0 mm
8
Patchy rain nearby
9°C11°C0.1 mm
9
Clear/Sunny
7°C13°C0.0 mm
10
Clear/Sunny
9°C15°C0.0 mm
11
Overcast
9°C15°C0.0 mm
12
Overcast
10°C15°C0.9 mm
13
Partly Cloudy
12°C15°C0.0 mm
14
Clear/Sunny
11°C14°C0.0 mm
15
Clear/Sunny
10°C14°C0.0 mm
16
Clear/Sunny
10°C15°C0.0 mm
17
Clear/Sunny
10°C14°C0.0 mm
18
Clear/Sunny
11°C14°C0.0 mm
19
Cloudy
11°C12°C0.0 mm
20
Patchy rain nearby
8°C13°C1.7 mm
21
Overcast
9°C17°C2.7 mm
22
Clear/Sunny
10°C14°C0.0 mm
23
Partly Cloudy
8°C17°C0.4 mm
24
Partly Cloudy
14°C17°C0.7 mm
25
Patchy rain nearby
10°C14°C0.2 mm
26
Patchy rain nearby
10°C13°C0.3 mm
27
Light rain
9°C11°C3.5 mm
28
Patchy rain nearby
11°C16°C0.7 mm
29
Patchy rain nearby
15°C18°C1.1 mm
30
Clear/Sunny
14°C17°C0.4 mm
31
Light rain shower
13°C16°C0.3 mm
Nearby

Where to go near Wicklow in May?

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

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Every month

Best time to visit Wicklow month by month

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

Frequently asked questions

Travel to to Wicklow 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 Wicklow in May, which ranks this month 4th out of 12. The choice of region will make a real difference.

Expect an average of 12°C during the day and 9°C at night, with about 55 mm of precipitation spread over 3 rainy days.

The sea is only 10°C on average in May. Swimming is still possible, but it will be cool.

Expect about 12.5 hours of sunshine per day on average for this month.

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

Yes: this month is in High crowding, with a visitor index of 74/100. Book your accommodation and transportation well in advance.

If your dates are flexible, the most favorable months in Wicklow are: July, August and September. Compare them before finalizing your departure.
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