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
The beginning of October marks a decrease in the average high-temperature, transitioning from an enjoyable 16.3°C (61.3°F) in September to a fresh 11.3°C (52.3°F). October nights in Grimsholmen, Sweden, witness a slight temperature decrease, averaging at a chilly 7.9°C (46.2°F).Humidity
The average relative humidity in October in Grimsholmen is 81%.Rainfall
In Grimsholmen, Sweden, in October, during 15.8 rainfall days, 54mm (2.13") of precipitation is typically accumulated. Throughout the year, in Grimsholmen, there are 180.4 rainfall days, and 615mm (24.21") of precipitation is accumulated.Snowfall
Months with snowfall in Grimsholmen are January through April, October through December. October is the first month it typically snows. Throughout October, in the average 0.1 snowfall days, it receives 1mm (0.04") of snow. In Grimsholmen, during the entire year, snow falls for 29.3 days and aggregates up to 188mm (7.4") of snow.Daylight
The average length of the day in October in Grimsholmen is 10h and 22min.On the first day of the month, sunrise is at 07:14 and sunset at 18:44 CEST. On the last day of October, sunrise is at 07:18 and sunset at 16:28 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
The average sunshine in October is 4.3h.UV index
January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Grimsholmen. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index of 2 in October converts into the following recommendations:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average October temperature in Grimsholmen?
What is the average humidity in October in Grimsholmen?
How many days does it rain in October in Grimsholmen?
When does it start to snow in Grimsholmen?
How many hours of daylight does Grimsholmen have in October?
When are sunrise and sunset in October in Grimsholmen?
When does Daylight Saving Time (DST) end in October in Grimsholmen?
How many hours of sunshine does Grimsholmen have in October?
When is the lowest UV index in Grimsholmen?
What is the UV index intensity in October in Grimsholmen?
Average temperature in October
Grimsholmen, Sweden
- Average high temperature in October: 11.3°C
The warmest month (with the highest average high temperature) is July (20°C).
The month with the lowest average high temperature is February (1.9°C).
- Average low temperature in October: 7.9°C
The month with the highest average low temperature is August (14.5°C).
The coldest month (with the lowest average low temperature) is February (-0.9°C).
Average pressure in October
Grimsholmen, Sweden
- Average pressure in October: 1014.5mbar
The month with the highest atmospheric pressure is April (1015.1mbar).
The month with the lowest atmospheric pressure is December (1009.7mbar).
Average wind speed in October
Grimsholmen, Sweden
- Average wind speed in October: 19.3km/h
The windiest month (with the highest average wind speed) is December (21.3km/h).
The calmest months (with the lowest average wind speed) are June and July (15.1km/h).
Average humidity in October
Grimsholmen, Sweden
- Average humidity in October: 81%
The months with the highest relative humidity are January, February and December (86%).
The month with the lowest relative humidity is May (72%).
Average rainfall in October
Grimsholmen, Sweden
- Average rainfall in October: 54mm
The wettest month (with the highest rainfall) is August (85mm).
The driest month (with the least rainfall) is April (27mm).
Average rainfall days in October
Grimsholmen, Sweden
- Average rainfall days in October: 15.8 days
The month with the highest number of rainy days is August (21 days).
The month with the least rainy days is February (10.9 days).
Average snowfall in October
Grimsholmen, Sweden
- Average snowfall in October: 1mm
The month with the highest snowfall is February (60mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in October
Grimsholmen, Sweden
- Average snowfall days in October: 0.1 days
The month with the highest number of snowfall days is February (9.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Grimsholmen, Sweden
- Average daylight in October: 10h and 2min
The month with the longest days is June (Average daylight: 17h and 42min).
The month with the shortest days is December (Average daylight: 6h and 54min).
- Average sunshine in October: 4h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The months with the least sunshine are November and December (Average sunshine: 3h and 18min).
Average sunshine days in October
Grimsholmen, Sweden
- Average sunshine days in October: 13.3 days
The month with the most sunshine days is April (15.9 days).
The month with the least sunshine days is August (8 days).
Average UV index in October
Grimsholmen, Sweden
- Average UV index in October: 2
The month with the highest UV index is June (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in October
Grimsholmen, Sweden
- Average cloud cover in October: 56
The month with the most cloud cover is December (Cloud cover 67).
The month with the least cloud cover is June (Cloud cover 40).
Average visibility in October
Grimsholmen, Sweden
- Average visibility in October: 9km
The months with the highest visibility are April, May, June, July, August and September (10km).
The months with the lowest visibility are January, February, March, October, November and December (9km).
