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Llanelli in June 2027: weather, temperatures and activities

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

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Is it worth visiting Llanelli in June?

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

Page summary

Llanelli in June in summary
Favourable weather
Min 13°C Max 17°C 117 mm 8 day(s) 89% 48% 16°C 12.9 h/day
Best activities in June
Beach and swimmingHiking and trekkingNature and landscapes
Practical guidelines
High crowding 03:58 20:37
Hourly weather

Average weather in Llanelli in June 2027

Favourable weather

The weather in Llanelli in June 2027 is based on statistical data from previous years in June. This allows you to forecast the weather in June 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 Llanelli in June

Temperatures, precipitation and monthly trends help to better understand the climate in Llanelli in June.

Temperatures and rain in Llanelli in June

Average daily weather

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

Monthly temperatures

The month of June 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 Llanelli in June

Seasonal normals

Seasonal normals of Llanelli in June

Check the seasonal normals in Llanelli in June 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
June
Weather data May June July
Outside temperature
Average temperature 11.8°C 14.7°C 16.3°C
Maximum temperature 13.9°C 16.6°C 18.0°C
Minimum temperature 9.7°C 12.8°C 14.5°C
Record maximum temperature 23.0°C
(2010)
24.0°C
(2017)
25.0°C
(2013)
Record low temperature 3.0°C
(2020)
7.0°C
(2012)
11.0°C
(2012)
Number of days at +30° 0 day(s)
(0%)
0 day(s)
(0%)
0 day(s)
(0%)
Number of days at +18° 3 day(s)
(10%)
9 day(s)
(30%)
16 day(s)
(52%)
Number of days below 0° 0 day(s)
(0%)
0 day(s)
(0%)
0 day(s)
(0%)
Sea temperature
Sea temperature (average) 11.3°C 13.6°C 15.7°C
Sea temperature (minimum) 10.2°C 11.8°C 14.0°C
Sea temperature (maximum) 12.5°C 15.6°C 17.5°C
Wind
Wind speed 21 km/h 19 km/h 20 km/h
Wind temperature 7.6°C 11.5°C 13.8°C
Precipitation (rain)
Precipitation 102.8 mm 116.6 mm 126.9 mm
Number of days with precipitation 18 day(s)
(58%)
19 day(s)
(63%)
21 day(s)
(68%)
Number of days with significant precipitation (greater than 5 mm) 7 day(s)
(22%)
8 day(s)
(26%)
8 day(s)
(25%)
Record precipitation in one day 40.1 mm
(2021)
42.1 mm
(2015)
59.2 mm
(2017)
Other weather data
Humidity 88% 89% 90%
Visibility 9.1 km 9.0 km 9.1 km
Cloud cover 46% 48% 49%
UV index 4 4 4
Daily sunshine 13h 13h 13h
Sunrise and sunset
Sunrise time 04h24 03h58 04h16
Sunset time 20h03 20h37 20h28
Day length 15h39 16h39 16h12
Our opinion on the climate in June
The review of Where And When fair weather favourable weather favourable weather
Activities and events

What to do in Llanelli in June?

Best activities in June
Beach and swimmingHiking and trekkingNature and landscapes
Observed weather

What was the weather like in Llanelli in June last?

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

Mon. Tue. Wed. Thu. Fri. Sat. Sun.
1
Light rain shower
12°C14°C0.7 mm
2
Clear/Sunny
10°C13°C0.0 mm
3
Patchy rain nearby
13°C14°C2.3 mm
4
Light rain shower
10°C14°C1.0 mm
5
Patchy rain nearby
12°C14°C4.2 mm
6
Patchy rain nearby
10°C13°C0.5 mm
7
Light rain
11°C12°C3.9 mm
8
Light rain shower
9°C14°C0.5 mm
9
Patchy rain nearby
12°C14°C0.0 mm
10
Patchy rain nearby
14°C16°C0.4 mm
11
Clear/Sunny
13°C20°C0.0 mm
12
Patchy rain nearby
14°C17°C8.7 mm
13
Clear/Sunny
15°C16°C0.3 mm
14
Patchy rain nearby
14°C16°C2.4 mm
15
Patchy rain nearby
13°C16°C0.3 mm
16
Clear/Sunny
14°C16°C0.0 mm
17
Clear/Sunny
14°C16°C0.0 mm
18
Clear/Sunny
14°C19°C0.0 mm
19
Clear/Sunny
16°C22°C0.0 mm
20
Thundery outbreaks in nearby
18°C23°C0.1 mm
21
Patchy rain nearby
16°C18°C0.4 mm
22
Patchy rain nearby
15°C16°C0.9 mm
23
Patchy rain nearby
12°C15°C0.4 mm
24
Patchy rain nearby
15°C17°C0.4 mm
25
Patchy rain nearby
16°C18°C1.1 mm
26
Patchy rain nearby
15°C17°C0.5 mm
27
Partly Cloudy
15°C18°C0.0 mm
28
Patchy rain nearby
16°C18°C0.0 mm
29
Partly Cloudy
16°C19°C0.0 mm
30
Clear/Sunny
17°C21°C0.0 mm
Nearby

Where to go near Llanelli in June?

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

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Every month

Best time to visit Llanelli month by month

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

Frequently asked questions

Travel to to Llanelli in June: your frequently asked questions

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

Yes, it’s a good time. Conditions are favorable in Llanelli in June, which places this month 1st out of 12.

Expect an average of 17°C during the day and 13°C at night, with about 117 mm of precipitation spread over 8 rainy days.

The sea is only 14°C on average in June. Swimming is still possible, but it will be cool.

Expect about 12.9 hours of sunshine per day on average for this month.

This month is particularly suited to these activities: Beach and swimming, Hiking and trekking and Nature and landscapes. 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 70/100. Book your accommodation and transportation well in advance.

The most favorable months in Llanelli are: June, July, August and September. You are therefore already in one of the best times of the year; shifting your plans would not gain you much in terms of weather.
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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.