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
The start of October involves a subtle temperature drop, shifting from an enjoyable 18.4°C (65.1°F) in September to a moderate 14.6°C (58.3°F). In Henley-on-Thames, October is marked by an average low-temperature of 8.5°C (47.3°F).Humidity
The average relative humidity in October is 85%.Rainfall
In Henley-on-Thames, during October, the rain falls for 9 days and regularly aggregates up to 20mm (0.79") of precipitation. Throughout the year, there are 129.3 rainfall days, and 204mm (8.03") of precipitation is accumulated.Snowfall
April through November are months without snowfall.Daylight
The average length of the day in October is 10h and 40min.On the first day of the month, sunrise is at 7:05 am and sunset at 6:40 pm BST. On the last day of October, in Henley-on-Thames, sunrise is at 6:56 am and sunset at 4:37 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 4.5h.UV index
In October, the average daily maximum UV index 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 average individuals.Note: The UV index of 3 in October translates into these instructions:
Take necessary precautions - Protection from skin and eye injury is mandatory. When the Sun is at its strongest around midday, find shade and limit exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Frequently asked questions
What are October temperatures in Henley-on-Thames?
What is the average humidity in October in Henley-on-Thames?
How much does it rain in Henley-on-Thames in October?
When it does not snow in Henley-on-Thames?
How many hours of daylight does Henley-on-Thames have in October?
What time are sunrise and sunset in October in Henley-on-Thames?
When does Daylight Saving Time (DST) end in October in Henley-on-Thames?
How many hours of sunshine does Henley-on-Thames have in October?
What is the UV index intensity in October in Henley-on-Thames?
Average temperature in October
Henley-on-Thames, United Kingdom
- Average high temperature in October: 14.6°C
The warmest month (with the highest average high temperature) is July (21.4°C).
The month with the lowest average high temperature is January (6.4°C).
- Average low temperature in October: 8.5°C
The month with the highest average low temperature is August (12.8°C).
The coldest month (with the lowest average low temperature) is January (1.5°C).
Average pressure in October
Henley-on-Thames, United Kingdom
- Average pressure in October: 1015mbar
The month with the highest atmospheric pressure is September (1016.8mbar).
The month with the lowest atmospheric pressure is November (1010.4mbar).
Average wind speed in October
Henley-on-Thames, United Kingdom
- Average wind speed in October: 15km/h
The windiest month (with the highest average wind speed) is February (18km/h).
The calmest month (with the lowest average wind speed) is July (12.8km/h).
Average humidity in October
Henley-on-Thames, United Kingdom
- Average humidity in October: 85%
The month with the highest relative humidity is December (90%).
The months with the lowest relative humidity are July and August (78%).
Average rainfall in October
Henley-on-Thames, United Kingdom
- Average rainfall in October: 20mm
The wettest month (with the highest rainfall) is November (25mm).
The driest months (with the least rainfall) are May and September (11mm).
Average rainfall days in October
Henley-on-Thames, United Kingdom
- Average rainfall days in October: 9 days
The month with the highest number of rainy days is August (12.7 days).
The month with the least rainy days is September (8 days).
Average snowfall in October
Henley-on-Thames, United Kingdom
- Average snowfall in October: 0mm
The month with the highest snowfall is January (10mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in October
Henley-on-Thames, United Kingdom
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in October /
Average sunshine in October
Henley-on-Thames, 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 month with the most sunshine is July (Average sunshine: 8h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in October
Henley-on-Thames, United Kingdom
- Average sunshine days in October: 17 days
The month with the most sunshine days is September (18.8 days).
The months with the least sunshine days are June and August (13.6 days).
Average UV index in October
Henley-on-Thames, United Kingdom
- Average UV index in October: 3
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in October
Henley-on-Thames, United Kingdom
- Average cloud cover in October: 56
The month with the most cloud cover is November (Cloud cover 61).
The month with the least cloud cover is September (Cloud cover 49).
Average visibility in October
Henley-on-Thames, United Kingdom
- Average visibility in October: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and December (9km).
The month with the lowest visibility is November (8km).
Henley-on-Thames, United Kingdom
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