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
With October's arrival, Grenchen's weather changes as the average high-temperature falls from an enjoyable 18.7°C (65.7°F) in September to a moderate 13.7°C (56.7°F). The temperature in Grenchen lowers to an average of 4.9°C (40.8°F) during October nights.Humidity
In Grenchen, Switzerland, the average relative humidity in October is 83%.Rainfall
In October, in Grenchen, Switzerland, the rain falls for 13.6 days. Throughout October, 62mm (2.44") of precipitation is accumulated. In Grenchen, during the entire year, the rain falls for 195.6 days and collects up to 870mm (34.25") of precipitation.Snowfall
Months with snowfall in Grenchen are January through May, September through December. In Grenchen, during October, snow falls for 0.4 days and regularly aggregates up to 10mm (0.39") of snow. In Grenchen, during the entire year, snow falls for 37.6 days and aggregates up to 557mm (21.93") of snow.Daylight
In October, the average length of the day in Grenchen, Switzerland, is 10h and 52min.On the first day of October, sunrise is at 07:29 and sunset at 19:09 CEST. On the last day of the month, sunrise is at 07:12 and sunset at 17:15 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 is 6.4h.UV index
In Grenchen, Switzerland, the average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: In October, an average UV index of 3 transforms into the following instructions:
Be vigilant - Preventing sunburn is recommended. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Grenchen in October?
What is the average humidity in October in Grenchen?
How many days does it rain in October in Grenchen?
How much does it snow in Grenchen in October?
What is the average length of the day in October in Grenchen?
When is the sunrise / sunset in October in Grenchen?
When does Daylight Saving Time (DST) end in October in Grenchen?
How many hours of sunshine does Grenchen have in October?
What is the UV index reading in October in Grenchen?
Average temperature in October
Grenchen, Switzerland
- Average high temperature in October: 13.7°C
The warmest month (with the highest average high temperature) is July (23.1°C).
The month with the lowest average high temperature is January (2.7°C).
- Average low temperature in October: 4.9°C
The month with the highest average low temperature is July (11.9°C).
The coldest months (with the lowest average low temperature) are January and February (-2.8°C).
Average pressure in October
Grenchen, Switzerland
- Average pressure in October: 1018.5mbar
The month with the highest atmospheric pressure is December (1021mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).
Average wind speed in October
Grenchen, Switzerland
- Average wind speed in October: 7.2km/h
The windiest month (with the highest average wind speed) is February (10.2km/h).
The calmest month (with the lowest average wind speed) is August (6.3km/h).
Average humidity in October
Grenchen, Switzerland
- Average humidity in October: 83%
The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April, July and August (79%).
Average rainfall in October
Grenchen, Switzerland
- Average rainfall in October: 62mm
The wettest month (with the highest rainfall) is June (97mm).
The driest month (with the least rainfall) is September (46mm).
Average rainfall days in October
Grenchen, Switzerland
- Average rainfall days in October: 13.6 days
The month with the highest number of rainy days is May (21.9 days).
The month with the least rainy days is February (12.3 days).
Average snowfall in October
Grenchen, Switzerland
- Average snowfall in October: 10mm
The month with the highest snowfall is February (133mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in October
Grenchen, Switzerland
- Average snowfall days in October: 0.4 days
The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in October /
Average sunshine in October
Grenchen, Switzerland
- 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 36min).
- Average sunshine in October: 6h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).
Average sunshine days in October
Grenchen, Switzerland
- Average sunshine days in October: 14.1 days
The month with the most sunshine days is October (14.1 days).
The month with the least sunshine days is May (6.7 days).
Average UV index in October
Grenchen, Switzerland
- 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
Grenchen, Switzerland
- Average cloud cover in October: 40
The months with the most cloud cover are January, February and December (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in October
Grenchen, Switzerland
- Average visibility in October: 8km
The months with the highest visibility are March, April, July and August (9km).
The months with the lowest visibility are January, February, May, June, September, October, November and December (8km).
