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
October's arrival comes with a mild decrease in the average high-temperature, moving subtly from 19.7°C (67.5°F) in September to a still comfortable 16.5°C (61.7°F). The October average low temperature in Helléan, marginally lower than the daytime high, records at a cool 11.8°C (53.2°F).Humidity
In Helléan, the average relative humidity in October is 81%.Rainfall
In Helléan, in October, it is raining for 14.1 days, with typically 65mm (2.56") of accumulated precipitation. In Helléan, during the entire year, the rain falls for 169.8 days and collects up to 593mm (23.35") of precipitation.Snowfall
In Helléan, snow does not fall in January, March, May through November.Daylight
In October, the average length of the day is 10h and 50min.On the first day of October, sunrise is at 08:09 and sunset at 19:48 CEST. On the last day of the month, sunrise is at 07:54 and sunset at 17:52 CET.
Note: On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends, and the time zone changes from CEST to CET. Daylight Saving Time starts again on Sunday, 30. March 2025, at 02:00; consequently, the time zone reverts from CET to CEST.
Sunshine
In October, the average sunshine in Helléan is 6.8h.UV index
In Helléan, the average daily maximum UV index in October is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: In October, the maximum UV index of 4 suggests these recommendations:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Frequently asked questions
What are October temperatures in Helléan?
What is the average humidity in October in Helléan?
How much does it rain in Helléan in October?
When it does not snow in Helléan?
How many hours of daylight does Helléan have in October?
When is the sunrise / sunset in October in Helléan?
When does Daylight Saving Time (DST) end in October in Helléan?
How long on average sun shines in October in Helléan?
What is the UV index reading in October in Helléan?
Average temperature in October
Helléan, France
- Average high temperature in October: 16.5°C
The warmest month (with the highest average high temperature) is July (21.3°C).
The month with the lowest average high temperature is January (9.3°C).
- Average low temperature in October: 11.8°C
The month with the highest average low temperature is August (15°C).
The coldest month (with the lowest average low temperature) is February (5.3°C).
Average pressure in October
Helléan, France
- Average pressure in October: 1016.5mbar
The month with the highest atmospheric pressure is December (1018.6mbar).
The month with the lowest atmospheric pressure is November (1013mbar).
Average wind speed in October
Helléan, France
- Average wind speed in October: 18.3km/h
The windiest month (with the highest average wind speed) is December (22.9km/h).
The calmest month (with the lowest average wind speed) is August (15.5km/h).
Average humidity in October
Helléan, France
- Average humidity in October: 81%
The months with the highest relative humidity are January and December (83%).
The months with the lowest relative humidity are August and September (78%).
Average rainfall in October
Helléan, France
- Average rainfall in October: 65mm
The wettest month (with the highest rainfall) is November (81mm).
The driest month (with the least rainfall) is September (24mm).
Average rainfall days in October
Helléan, France
- Average rainfall days in October: 14.1 days
The month with the highest number of rainy days is January (17.7 days).
The month with the least rainy days is September (10 days).
Average snowfall in October
Helléan, France
- Average snowfall in October: 0mm
The months with the highest snowfall are February, April and December (1mm).
The months with the least snowfall are January, March, May, June, July, August, September, October and November (0mm).
Average snowfall days in October
Helléan, France
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is February (0.5 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
Helléan, France
- Average daylight in October: 10h and 5min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in October: 6h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in October
Helléan, France
- Average sunshine days in October: 13.5 days
The month with the most sunshine days is September (18.1 days).
The month with the least sunshine days is November (10.4 days).
Average UV index in October
Helléan, France
- Average UV index in October: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, April, November and December (UV index 3).
Average cloud cover in October
Helléan, France
- Average cloud cover in October: 42
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is September (Cloud cover 33).
Average visibility in October
Helléan, France
- Average visibility in October: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).
Helléan, France
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