October weather forecast
Selárdalur, Iceland

October

Weather in October

October, like September, in Selárdalur, Iceland, is an icy autumn month, with temperature in the range of an average low of 0.6°C (33.1°F) and an average high of 3.1°C (37.6°F).

Temperature

Selárdalur, Iceland, records a mild change in average high-temperature during October, easing from a chilly 6.5°C (43.7°F) in September to a wintry 3.1°C (37.6°F). Selárdalur, in the month of October, notes an average low temperature of 0.6°C (33.1°F), indicating a small decrease from the daytime highs.

Humidity

January, February, October and December, with an average relative humidity of 88%, are the most humid months.

Rainfall

In October, the rain falls for 12.6 days. Throughout October, 58mm (2.28") of precipitation is accumulated. In Selárdalur, Iceland, during the entire year, the rain falls for 124.9 days and collects up to 681mm (26.81") of precipitation.

Snowfall

January through June, August through December are months with snowfall. In Selárdalur, Iceland, during October, snow falls for 7.5 days and regularly aggregates up to 71mm (2.8") of snow. Throughout the year, there are 96.9 snowfall days, and 1264mm (49.76") of snow is accumulated.

Daylight

In October, the average length of the day is 9h and 32min.
On the first day of October in Selárdalur, sunrise is at 07:48 and sunset at 19:02. On the last day of the month, sunrise is at 09:28 and sunset at 17:11 GMT.

Sunshine

The average sunshine in October is 2.7h.

UV index

January through April, October through December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the average person.
Note: In October, the UV index of 1 transforms into the following advice:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.

Frequently asked questions

Is it cold during October?
October temperatures vary between a high-temperature of 3.1°C (37.6°F) and a low-temperature of 0.6°C (33.1°F).
What are the most humid months?
The months with the highest humidity in Selárdalur, Iceland, are January, February, October and December, with an average relative humidity of 88%.
What is the average humidity in October?
In October, the average relative humidity in Selárdalur is 88%.
How many days does it rain in October?
In Selárdalur, during October, the rain falls for 12.6 days and regularly aggregates up to 58mm (2.28") of precipitation.
How many days does it snow in October?
In October, it is snowing for 7.5 days. Throughout October, 71mm (2.8") of snow is accumulated.
What is the average length of the day in October?
The average day length in October is 9h and 32min.
When are sunrise and sunset in October?
On the first day of October, sunrise is at 07:48 and sunset at 19:02. On the last day of the month, sunrise is at 09:28 and sunset at 17:11 GMT.
How long on average sun shines in October?
The average sunshine duration in October is 2.7h.
What are the months with the lowest UV index?
January through April, October through December, with an average maximum UV index of 1, are months with the lowest UV index in Selárdalur.
What is the UV index intensity in October?
In Selárdalur, the average daily maximum UV index in October is 1. A UV Index estimate of 2, and below, represents a low health risk from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in October
Selárdalur, Iceland
  • Average high temperature in October: 3.1°C

The warmest month (with the highest average high temperature) is July (9.5°C).
The month with the lowest average high temperature is March (-1°C).

  • Average low temperature in October: 0.6°C

The month with the highest average low temperature is July (6.3°C).
The coldest month (with the lowest average low temperature) is December (-4.3°C).

Average pressure in October
Selárdalur, Iceland
  • Average pressure in October: 1005mbar

The month with the highest atmospheric pressure is June (1014.7mbar).
The month with the lowest atmospheric pressure is January (997.3mbar).

Average wind speed in October
Selárdalur, Iceland
  • Average wind speed in October: 20.5km/h

The windiest months (with the highest average wind speed) are February and December (25.2km/h).
The calmest month (with the lowest average wind speed) is June (13.4km/h).

Average humidity in October
Selárdalur, Iceland
  • Average humidity in October: 88%

The months with the highest relative humidity are January, February, October and December (88%).
The month with the lowest relative humidity is June (81%).

Average rainfall in October
Selárdalur, Iceland
  • Average rainfall in October: 58mm

The wettest month (with the highest rainfall) is January (88mm).
The driest month (with the least rainfall) is June (20mm).

Average rainfall days in October
Selárdalur, Iceland
  • Average rainfall days in October: 12.6 days

The month with the highest number of rainy days is September (17.9 days).
The month with the least rainy days is December (6.5 days).

Average snowfall in October
Selárdalur, Iceland
  • Average snowfall in October: 71mm

The month with the highest snowfall is March (249mm).
The month with the least snowfall is July (0mm).

Average snowfall days in October
Selárdalur, Iceland
  • Average snowfall days in October: 7.5 days

The month with the highest number of snowfall days is March (17.5 days).
The month with the least snowfall days is July (0 days).

Average daylight in October /
Average sunshine in October
Selárdalur, Iceland
  • Average daylight in October: 9h and 3min

The month with the longest days is July (Average daylight: 20h and 42min).
The month with the shortest days is December (Average daylight: 3h and 18min).

  • Average sunshine in October: 2h and 4min

The month with the most sunshine is August (Average sunshine: 5h and 48min).
The month with the least sunshine is June (Average sunshine: 0h and 24min).

Average sunshine days in October
Selárdalur, Iceland
  • Average sunshine days in October: 10.5 days

The month with the most sunshine days is June (18 days).
The month with the least sunshine days is February (6.7 days).

Average UV index in October
Selárdalur, Iceland
  • Average UV index in October: 1

The month with the highest UV index is July (UV index 3).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 1).

Average cloud cover in October
Selárdalur, Iceland
  • Average cloud cover in October: 76

The month with the most cloud cover is March (Cloud cover 81).
The month with the least cloud cover is June (Cloud cover 65).

Average visibility in October
Selárdalur, Iceland
  • Average visibility in October: 9km

The months with the highest visibility are May, June, July, August, September and October (9km).
The months with the lowest visibility are January, February, March, April, November and December (8km).

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