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 transition from September to October sees average high-temperatures adjusting to a still comfortable 16.3°C (61.3°F), from a not significantly different 18.6°C (65.5°F). The temperature in Groix during October experiences a small drop from daytime peaks, recording an average of 12.7°C (54.9°F) at night.Humidity
In October, the average relative humidity is 81%.Rainfall
In October, the rain falls for 14.2 days. Throughout October, 67mm (2.64") of precipitation is accumulated. In Groix, during the entire year, the rain falls for 165.4 days and collects up to 580mm (22.83") of precipitation.Snowfall
January, March through December are months without snowfall in Groix.Daylight
The average length of the day in October in Groix, France, is 10h and 51min.On the first day of October in Groix, sunrise is at 08:13 and sunset at 19:53 CEST. On the last day of the month, sunrise is at 07:57 and sunset at 17:57 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 Groix, the average sunshine in October is 6.9h.UV index
The average daily maximum UV index in October is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The daily maximum UV index of 4 in October interprets into the following advice:
Put precautions into practice - Guidance to elude sunburn is provided. To avoid the Sun's strongest rays, limit exposure around the mid-day period. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Frequently asked questions
What is the average October temperature in Groix?
What is the average humidity in October in Groix?
How much does it rain in Groix in October?
When it does not snow in Groix?
What is the average length of the day in October in Groix?
What time are sunrise and sunset in October in Groix?
When does Daylight Saving Time (DST) end in October in Groix?
How long on average sun shines in October in Groix?
How high is the UV index in October in Groix?
Average temperature in October
Groix, France
- Average high temperature in October: 16.3°C
The warmest month (with the highest average high temperature) is July (20°C).
The month with the lowest average high temperature is February (9.6°C).
- Average low temperature in October: 12.7°C
The month with the highest average low temperature is July (15.5°C).
The coldest month (with the lowest average low temperature) is February (6.5°C).
Average pressure in October
Groix, France
- Average pressure in October: 1016.4mbar
The month with the highest atmospheric pressure is September (1018.5mbar).
The month with the lowest atmospheric pressure is November (1012.8mbar).
Average wind speed in October
Groix, France
- Average wind speed in October: 20.2km/h
The windiest month (with the highest average wind speed) is December (25.5km/h).
The calmest month (with the lowest average wind speed) is August (17.1km/h).
Average humidity in October
Groix, France
- Average humidity in October: 81%
The month with the highest relative humidity is December (82%).
The months with the lowest relative humidity are April and September (79%).
Average rainfall in October
Groix, France
- Average rainfall in October: 67mm
The wettest month (with the highest rainfall) is November (86mm).
The driest months (with the least rainfall) are July and September (24mm).
Average rainfall days in October
Groix, France
- Average rainfall days in October: 14.2 days
The month with the highest number of rainy days is November (17.5 days).
The month with the least rainy days is September (9.9 days).
Average snowfall in October
Groix, France
- Average snowfall in October: 0mm
The month with the highest snowfall is February (4mm).
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in October
Groix, France
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is February (0.6 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in October /
Average sunshine in October
Groix, France
- Average daylight in October: 10h and 5min
The month with the longest days is June (Average daylight: 15h and 54min).
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 48min).
The months with the least sunshine are January and December (Average sunshine: 4h and 0min).
Average sunshine days in October
Groix, France
- Average sunshine days in October: 14.4 days
The month with the most sunshine days is September (17.8 days).
The month with the least sunshine days is November (9 days).
Average UV index in October
Groix, France
- Average UV index in October: 4
The months with the highest UV index are June, July, August and September (UV index 5).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in October
Groix, France
- Average cloud cover in October: 43
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is September (Cloud cover 34).
Average visibility in October
Groix, France
- Average visibility in October: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Groix, France
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