Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average snowfall in October
- Average snowfall days in October
- Average sea temperature in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
Weather in October
Temperature
Shifting into October, Llanelli records an average high-temperature of a still refreshing 13.9°C (57°F), presenting minor fluctuations compared to the previous month. Llanelli registers a gentle descent to an average nighttime low of 10.3°C (50.5°F) in October from its daytime highs.Humidity
January, August, October through December, with an average relative humidity of 85%, are the most humid months in Llanelli.Rainfall
In October, the rain falls for 18.7 days. Throughout October, 72mm (2.83") of precipitation is accumulated. Throughout the year, in Llanelli, United Kingdom, there are 219.6 rainfall days, and 745mm (29.33") of precipitation is accumulated.Snowfall
In Llanelli, snow does not fall in April through November.Sea temperature
In October, the average sea temperature in Llanelli is 15.3°C (59.5°F).Note: Swimming is not a pleasant activity for most when the water temperature is 15.3°C (59.5°F). As the water temperature drops from 21°C (69.8°F) to 15°C (59°F), breathing becomes more difficult to control.
Daylight
In October, the average length of the day in Llanelli is 10h and 40min.On the first day of the month, sunrise is at 7:18 am and sunset at 6:53 pm BST. On the last day of October, sunrise is at 7:09 am and sunset at 4:50 pm GMT.
Note: On Sunday, 27. October 2024, at 2:00 am, Daylight Saving Time ends, and the time zone changes from BST to GMT. Daylight Saving Time starts again on Sunday, 30. March 2025, at 1:00 am; consequently, the time zone reverts from GMT to BST.
Sunshine
In Llanelli, the average sunshine in October is 4.5h.UV index
The average daily maximum UV index in October is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.Note: A daily high UV index of 3 in October leads to these guidelines:
Undertake precautions - Guarding against sun damage is counselled. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Frequently asked questions
What is the temperature in October in Llanelli?
What is the most humid month in Llanelli?
What is the average humidity in October in Llanelli?
How much does it rain in Llanelli in October?
When it does not snow in Llanelli?
What is the sea water temperature in October in Llanelli?
What is the average length of the day in October in Llanelli?
What time are sunrise and sunset in October in Llanelli?
When does Daylight Saving Time (DST) end in October in Llanelli?
How long on average sun shines in October in Llanelli?
How high is the UV index in October in Llanelli?
Average temperature in October
Llanelli, United Kingdom
- Average high temperature in October: 13.9°C
The warmest month (with the highest average high temperature) is July (17.8°C).
The month with the lowest average high temperature is February (7.7°C).
- Average low temperature in October: 10.3°C
The month with the highest average low temperature is August (13.6°C).
The coldest month (with the lowest average low temperature) is February (4.5°C).
Average pressure in October
Llanelli, United Kingdom
- Average pressure in October: 1014.3mbar
The month with the highest atmospheric pressure is May (1016.7mbar).
The month with the lowest atmospheric pressure is November (1009.7mbar).
Average wind speed in October
Llanelli, United Kingdom
- Average wind speed in October: 20.2km/h
The windiest month (with the highest average wind speed) is December (23.9km/h).
The calmest month (with the lowest average wind speed) is June (15.4km/h).
Average humidity in October
Llanelli, United Kingdom
- Average humidity in October: 85%
The months with the highest relative humidity are January, August, October, November and December (85%).
The month with the lowest relative humidity is April (81%).
Average rainfall in October
Llanelli, United Kingdom
- Average rainfall in October: 72mm
The wettest month (with the highest rainfall) is December (84mm).
The driest month (with the least rainfall) is May (37mm).
Average rainfall days in October
Llanelli, United Kingdom
- Average rainfall days in October: 18.7 days
The month with the highest number of rainy days is December (21.5 days).
The month with the least rainy days is April (15.1 days).
Average snowfall in October
Llanelli, United Kingdom
- Average snowfall in October: 0mm
The month with the highest snowfall is December (8mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in October
Llanelli, United Kingdom
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is January (1.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in October
Llanelli, United Kingdom
- Average sea temperature in October: 15.3°C
The best month for swimming (with the highest average sea temperature) is August (16.8°C).
The coldest month (with the lowest average sea temperature) is March (8.3°C).
Average daylight in October /
Average sunshine in October
Llanelli, United Kingdom
- Average daylight in October: 10h and 4min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in October: 4h and 3min
The months with the most sunshine are April and May (Average sunshine: 8h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in October
Llanelli, United Kingdom
- Average sunshine days in October: 8.6 days
The month with the most sunshine days is May (12.8 days).
The month with the least sunshine days is August (6.5 days).
Average UV index in October
Llanelli, United Kingdom
- Average UV index in October: 3
The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in October
Llanelli, United Kingdom
- Average cloud cover in October: 55
The month with the most cloud cover is December (Cloud cover 63).
The months with the least cloud cover are April and May (Cloud cover 46).
Average visibility in October
Llanelli, United Kingdom
- Average visibility in October: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
Llanelli, United Kingdom
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