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
October
Weather in October
Temperature
October reveals a small adjustment in temperature, transitioning from an average high of a comfortable 19°C (66.2°F) in September to a moderate 14.8°C (58.6°F). October's average low-temperature reading in Groisy, France, settles at a wintry 4.7°C (40.5°F).Humidity
The average relative humidity in October in Groisy is 79%.Rainfall
In October, the rain falls for 11.6 days. Throughout October, 59mm (2.32") of precipitation is accumulated. In Groisy, during the entire year, the rain falls for 178.9 days and collects up to 912mm (35.91") of precipitation.Snowfall
Months with snowfall in Groisy are January through May, September through December. In October, in Groisy, France, it is snowing for 0.3 days. Throughout October, 12mm (0.47") of snow is accumulated. In Groisy, during the entire year, snow falls for 29.1 days and aggregates up to 619mm (24.37") of snow.Daylight
In October, the average length of the day is 10h and 55min.On the first day of October in Groisy, sunrise is at 07:34 and sunset at 19:15 CEST. On the last day of the month, sunrise is at 07:15 and sunset at 17:22 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 Groisy is 7h.UV index
The average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index of 3 during October leads to these instructions:
Exercise prevention - Precautions against solar damage are endorsed. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in October in Groisy?
What is the average humidity in October in Groisy?
How many days does it rain in October in Groisy?
How much does it snow in Groisy in October?
How many hours of daylight does Groisy have in October?
What time are sunrise and sunset in October in Groisy?
When does Daylight Saving Time (DST) end in October in Groisy?
How long on average sun shines in October in Groisy?
How high is the UV index in October in Groisy?
Average temperature in October
Groisy, France
- Average high temperature in October: 14.8°C
The warmest month (with the highest average high temperature) is August (23.6°C).
The month with the lowest average high temperature is January (3.1°C).
- Average low temperature in October: 4.7°C
The month with the highest average low temperature is August (11°C).
The coldest month (with the lowest average low temperature) is February (-4°C).
Average pressure in October
Groisy, France
- Average pressure in October: 1018.2mbar
The month with the highest atmospheric pressure is December (1021.1mbar).
The month with the lowest atmospheric pressure is April (1015.2mbar).
Average wind speed in October
Groisy, France
- Average wind speed in October: 6.2km/h
The windiest months (with the highest average wind speed) are February and March (7.5km/h).
The calmest month (with the lowest average wind speed) is August (5.7km/h).
Average humidity in October
Groisy, France
- Average humidity in October: 79%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (75%).
Average rainfall in October
Groisy, France
- Average rainfall in October: 59mm
The wettest month (with the highest rainfall) is December (119mm).
The driest month (with the least rainfall) is September (47mm).
Average rainfall days in October
Groisy, France
- Average rainfall days in October: 11.6 days
The month with the highest number of rainy days is May (19.6 days).
The month with the least rainy days is October (11.6 days).
Average snowfall in October
Groisy, France
- Average snowfall in October: 12mm
The month with the highest snowfall is December (171mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in October
Groisy, France
- Average snowfall days in October: 0.3 days
The month with the highest number of snowfall days is January (7.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in October /
Average sunshine in October
Groisy, France
- Average daylight in October: 10h and 5min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in October: 7h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in October
Groisy, France
- Average sunshine days in October: 16.7 days
The month with the most sunshine days is October (16.7 days).
The month with the least sunshine days is June (7.6 days).
Average UV index in October
Groisy, France
- Average UV index in October: 3
The months with the highest UV index are June and 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
Groisy, France
- Average cloud cover in October: 33
The months with the most cloud cover are January and December (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 26).
Average visibility in October
Groisy, France
- Average visibility in October: 8km
The months with the highest visibility are March, April and August (9km).
The months with the lowest visibility are January, February, May, June, July, September, October, November and December (8km).
