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
The initiation of October records an average high-temperature of a fresh 11.2°C (52.2°F), displaying a near consistency with the previous month. The October nights in Helensburgh show a slight decrease to a mean low-temperature of 6.6°C (43.9°F).Humidity
The months with the highest humidity are January, August through December, with an average relative humidity of 89%.Rainfall
In Helensburgh, during October, the rain falls for 20.9 days and regularly aggregates up to 107mm (4.21") of precipitation. In Helensburgh, during the entire year, the rain falls for 249.9 days and collects up to 1079mm (42.48") of precipitation.Snowfall
May through October are months without snowfall.Sea temperature
In October, the average sea temperature is 12.8°C (55°F).Note: Taking a dip in 12.8°C (55°F) can be perilous. Submersion in temperatures under 10°C (50°F) triggers severe cold shock accompanied by hyperventilation.
Daylight
In Helensburgh, the average length of the day in October is 10h and 25min.On the first day of October, sunrise is at 7:23 am and sunset at 6:53 pm BST. On the last day of the month, sunrise is at 7:25 am and sunset at 4:40 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
The average sunshine in October is 3.2h.UV index
In October, the average daily maximum UV index in Helensburgh is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 3 during October translates into the following guidance:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Frequently asked questions
What is the usual temperature for Helensburgh in October?
What is the most humid month in Helensburgh?
What is the average humidity in October in Helensburgh?
How much does it rain in Helensburgh in October?
When it does not snow in Helensburgh?
Does it snow in Helensburgh in October?
What is the water temperature in October in Helensburgh?
What is the average length of the day in October in Helensburgh?
When is the sunrise / sunset in October in Helensburgh?
When does Daylight Saving Time (DST) end in October in Helensburgh?
How long on average sun shines in October in Helensburgh?
What is the UV index reading in October in Helensburgh?
Average temperature in October
Helensburgh, United Kingdom
- Average high temperature in October: 11.2°C
The warmest month (with the highest average high temperature) is July (16.3°C).
The month with the lowest average high temperature is January (5°C).
- Average low temperature in October: 6.6°C
The month with the highest average low temperature is July (9.8°C).
The coldest month (with the lowest average low temperature) is February (1.4°C).
Average pressure in October
Helensburgh, United Kingdom
- Average pressure in October: 1011.2mbar
The month with the highest atmospheric pressure is May (1015.2mbar).
The month with the lowest atmospheric pressure is November (1006.6mbar).
Average wind speed in October
Helensburgh, United Kingdom
- Average wind speed in October: 15.7km/h
The windiest month (with the highest average wind speed) is January (19.3km/h).
The calmest months (with the lowest average wind speed) are June and July (11.9km/h).
Average humidity in October
Helensburgh, United Kingdom
- Average humidity in October: 89%
The months with the highest relative humidity are January, August, September, October, November and December (89%).
The months with the lowest relative humidity are April and May (83%).
Average rainfall in October
Helensburgh, United Kingdom
- Average rainfall in October: 107mm
The wettest month (with the highest rainfall) is December (116mm).
The driest month (with the least rainfall) is April (48mm).
Average rainfall days in October
Helensburgh, United Kingdom
- Average rainfall days in October: 20.9 days
The month with the highest number of rainy days is August (24 days).
The month with the least rainy days is February (17.8 days).
Average snowfall in October
Helensburgh, United Kingdom
- Average snowfall in October: 0mm
The month with the highest snowfall is February (53mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in October
Helensburgh, United Kingdom
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is February (3.6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average sea temperature in October
Helensburgh, United Kingdom
- Average sea temperature in October: 12.8°C
The best month for swimming (with the highest average sea temperature) is August (13.8°C).
The coldest month (with the lowest average sea temperature) is March (7.2°C).
Average daylight in October /
Average sunshine in October
Helensburgh, United Kingdom
- Average daylight in October: 10h and 2min
The month with the longest days is June (Average daylight: 17h and 30min).
The month with the shortest days is December (Average daylight: 7h and 6min).
- Average sunshine in October: 3h and 1min
The month with the most sunshine is June (Average sunshine: 6h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 0min).
Average sunshine days in October
Helensburgh, United Kingdom
- Average sunshine days in October: 8.3 days
The month with the most sunshine days is April (8.8 days).
The months with the least sunshine days are July and August (5.4 days).
Average UV index in October
Helensburgh, United Kingdom
- Average UV index in October: 3
The months with the highest UV index are May and June (UV index 4).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in October
Helensburgh, United Kingdom
- Average cloud cover in October: 68
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is April (Cloud cover 59).
Average visibility in October
Helensburgh, United Kingdom
- Average visibility in October: 8km
The months with the highest visibility are January, February, March, April, May and November (9km).
The months with the lowest visibility are June, July, August, September, October and December (8km).
Helensburgh, United Kingdom
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