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 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
Llanberis, United Kingdom, notes an average high-temperature of a cool 12°C (53.6°F) in October, displaying minor variation from September. Llanberis encounters an average temperature dip to a chilly 7.7°C (45.9°F) throughout October, subtly lower than its daytime maximum.Humidity
The months with the highest humidity are January, August, October through December, with an average relative humidity of 88%.Rainfall
In October, the rain falls for 17.2 days. Throughout October, 71mm (2.8") of precipitation is accumulated. In Llanberis, during the entire year, the rain falls for 198.5 days and collects up to 770mm (30.31") of precipitation.Snowfall
Months with snowfall are January through June, October through December. October is the first month it typically snows. Throughout October, in the average 0.7 snowfall days, it receives 26mm (1.02") of snow. In Llanberis, United Kingdom, during the entire year, snow falls for 32.9 days and aggregates up to 494mm (19.45") of snow.Daylight
In Llanberis, the average length of the day in October is 10h and 35min.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 7:13 am and sunset at 4:46 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 October, the average sunshine is 3.5h.UV index
In Llanberis, the average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: The daily high UV index of 3 in October translates into this advice:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in October?
What is the most humid month?
What is the average humidity in October?
How much does it rain in Llanberis in October?
When does it start snowing in Llanberis?
What is the average length of the day in October?
When are sunrise and sunset in October?
When does Daylight Saving Time (DST) end in October?
How long on average sun shines in October in Llanberis?
How high is the UV index in October?
Average temperature in October
Llanberis, United Kingdom
- Average high temperature in October: 12°C
The warmest month (with the highest average high temperature) is July (16.4°C).
The month with the lowest average high temperature is January (5.8°C).
- Average low temperature in October: 7.7°C
The month with the highest average low temperature is August (11.2°C).
The coldest month (with the lowest average low temperature) is February (2.2°C).
Average pressure in October
Llanberis, United Kingdom
- Average pressure in October: 1013.6mbar
The month with the highest atmospheric pressure is May (1016.2mbar).
The month with the lowest atmospheric pressure is November (1008.9mbar).
Average wind speed in October
Llanberis, United Kingdom
- Average wind speed in October: 16.5km/h
The windiest month (with the highest average wind speed) is December (20.7km/h).
The calmest month (with the lowest average wind speed) is June (12.6km/h).
Average humidity in October
Llanberis, United Kingdom
- Average humidity in October: 88%
The months with the highest relative humidity are January, August, October, November and December (88%).
The months with the lowest relative humidity are April and May (83%).
Average rainfall in October
Llanberis, United Kingdom
- Average rainfall in October: 71mm
The wettest month (with the highest rainfall) is November (79mm).
The driest months (with the least rainfall) are April and May (46mm).
Average rainfall days in October
Llanberis, United Kingdom
- Average rainfall days in October: 17.2 days
The month with the highest number of rainy days is August (20.2 days).
The month with the least rainy days is February (12.3 days).
Average snowfall in October
Llanberis, United Kingdom
- Average snowfall in October: 26mm
The month with the highest snowfall is January (105mm).
The months with the least snowfall are July, August and September (0mm).
Average snowfall days in October
Llanberis, United Kingdom
- Average snowfall days in October: 0.7 days
The month with the highest number of snowfall days is January (8.2 days).
The months with the least snowfall days are July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Llanberis, United Kingdom
- Average daylight in October: 10h and 4min
The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in October: 3h and 3min
The month with the most sunshine is June (Average sunshine: 6h and 54min).
The month with the least sunshine is December (Average sunshine: 2h and 54min).
Average sunshine days in October
Llanberis, United Kingdom
- Average sunshine days in October: 11 days
The month with the most sunshine days is March (13.9 days).
The months with the least sunshine days are July and August (9.1 days).
Average UV index in October
Llanberis, United Kingdom
- Average UV index in October: 3
The months with the highest UV index are May, June, July and August (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in October
Llanberis, United Kingdom
- Average cloud cover in October: 66
The month with the most cloud cover is December (Cloud cover 72).
The months with the least cloud cover are April and May (Cloud cover 55).
Average visibility in October
Llanberis, 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).
Llanberis, United Kingdom
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