Llanelli in may: average Weather, Temperature and Climate
Weather in Llanelli in may 2025
The weather in Llanelli in the month of may comes from statistical datas on the past years. You can view the weather statistics the entire month, but also navigating through the tabs for the beginning, the middle and the end of the month.
Average weather throughout may
tolerable weather
Weather at 6am
50°F
Partly Cloudy
30% of time
26%
19%
16%
Weather at 12pm
58°F
Clear/Sunny
32% of time
26%
22%
12%
Weather at 6pm
56°F
Clear/Sunny
34% of time
24%
23%
13%
Weather at 3am
49°F
29%
26%
18%
13%
Evolution of daily average temperature and precipitation in Llanelli in may
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Llanelli in may.
The climate of Llanelli in may is tolerable
the weather in Llanelli in may is wet (with 4.1in of precipitation over 7 days). The situation is deteriorating compared to the previous month since in april there is an average of 3in of rainfall over 5 days.
The climate is rather cold there the month of may, but it is livable by dressing warm. The high seasonal norm is 58°F. In the morning the temperature drops to 50°F. Thus, the mean temperature average on this month of may in Llanelli is 54°F. Note that these seasonal averages are in contrast with those observed in Llanelli in the month of may with a maximum record of 74°F in 2010 and a minimum record of 38°F in 2020. You can hope to have about 3 days with temperatures up to 65°F, or 10% of time.
Day length in Llanelli in may is 15:39. Sunrise is at 04:24 and sunset is at 20:03.
With a correct climate, this month is okay (but not good) to go in Llanelli in Wales.
Llanelli: another month?
If you can push back the dates of your trip, we advise you to go in june to Llanelli. more information
Seasonal average climate and temperature of Llanelli in may
Check below seasonal norms These datas are set from the weather statements of the past years of may.
| May | |||||
| Outside temperature | |||||
| Average temperature | 54°F | ||||
| Highest temperature | 58°F | ||||
| Lowest temperature | 50°F | ||||
| Highest record temperature | 74°F (2010) | ||||
| Lowest record temperature | 38°F (2020) | ||||
| Number of days at +65°F | 3 day(s) (10%) | ||||
| Number of days at -32°F | 0 day(s) (0%) | ||||
| Sea temperature | |||||
| Average sea temperature | 53°F | ||||
| Lowest sea temperature | 51°F | ||||
| Highest sea temperature | 55°F | ||||
| Wind | |||||
| Wind speed | 22km/h | ||||
| Wind temperature | 47°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 4.1in | ||||
| Number of days with rainfall | 7 day(s) (22%) | ||||
| Record daily rainfall | 1.6in (2021) | ||||
| Snowfall | 0cm | ||||
| Other climate data | |||||
| Humidity | 88% | ||||
| Visibility | 9.09km | ||||
| Cloud cover | 47% | ||||
| UV index | 4 | ||||
| Daily sunshine hours | 13 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 04:24 | ||||
| Time of sunset | 20:03 | ||||
| Length of day | 15:39 | ||||
| Our opinion about the weather in may | |||||
| Our opinion at whereandwhen.net | tolerable | ||||
How was the weather last may?
Here is the day by day recorded weather in Llanelli in may 2024:
47°F to 56°F
49°F to 52°F
50°F to 52°F
50°F to 56°F
47°F to 56°F
49°F to 58°F
50°F to 59°F
52°F to 56°F
50°F to 59°F
54°F to 61°F
54°F to 63°F
56°F to 59°F
50°F to 56°F
52°F to 58°F
54°F to 59°F
52°F to 59°F
54°F to 59°F
54°F to 63°F
52°F to 61°F
50°F to 59°F
54°F to 58°F
54°F to 59°F
50°F to 56°F
50°F to 54°F
49°F to 58°F
54°F to 58°F
52°F to 56°F
56°F to 58°F
54°F to 59°F
52°F to 59°F
54°F to 59°F
Map: other cities in Wales in may
Cities near Llanelli:
| Swansea in may | tolerable weather |
| Carmarthen in may | tolerable weather |
| Porthcawl in may | tolerable weather |
| Pembrokeshire in may | tolerable weather |
| Merthyr Tydfil in may | tolerable weather |
| Haverfordwest in may | tolerable weather |
| Brecon Beacons (National Park) in may | tolerable weather |
| Fishguard in may | tolerable weather |
| Barry in may | tolerable weather |
| Cardiff in may | tolerable weather |
| Aberystwyth in may | tolerable weather |
| Llandrindod Wells in may | tolerable weather |
Click over cities on the map for information about the weather in may.
Llanelli
perfect weather
good
tolerable
bad
very bad
Weather data for Llanelli in may:
Weather data for Llanelli for may are derived from an average of the weather forecast since 2009 in Llanelli. There is a margin of error and these forecasts are to be considered as general information only. The weather in Llanelli can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Llanelli.