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
With the onset of October, the average high-temperature registers at a still frosty 6.8°C (44.2°F), subtly different from September's 9.5°C (49.1°F). The nighttime temperature in October experiences a minor dip, averaging an icy 5.3°C (41.5°F).Humidity
In October, the average relative humidity is 78%.Rainfall
In October, in Hellissandur, the rain falls for 19.5 days. Throughout October, 82mm (3.23") of precipitation is accumulated. In Hellissandur, during the entire year, the rain falls for 184.8 days and collects up to 827mm (32.56") of precipitation.Snowfall
January through May, September through December are months with snowfall. In Hellissandur, Iceland, in October, snow falls for 2 days, with typically accumulated 17mm (0.67") of snow. Throughout the year, in Hellissandur, there are 46.9 snowfall days, and 421mm (16.57") of snow is accumulated.Daylight
In October, the average length of the day in Hellissandur is 9h and 38min.On the first day of October in Hellissandur, sunrise is at 07:47 and sunset at 19:02. On the last day of the month, sunrise is at 09:22 and sunset at 17:16 GMT.
Sunshine
In October, the average sunshine is 3.7h.UV index
In October, the average daily maximum UV index in Hellissandur is 2. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: In October, the UV index of 2 transforms into the following advice:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. Direct Sun exposure should be minimized especially during midday when radiation is most intense. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
How cold is it in Hellissandur in October?
What is the average humidity in October in Hellissandur?
How much does it rain in Hellissandur in October?
How many days does it snow in October in Hellissandur?
How many hours of daylight does Hellissandur have in October?
When is the sunrise / sunset in October in Hellissandur?
How long on average sun shines in October in Hellissandur?
What is the UV index intensity in October in Hellissandur?
Average temperature in October
Hellissandur, Iceland
- Average high temperature in October: 6.8°C
The warmest month (with the highest average high temperature) is August (11.3°C).
The month with the lowest average high temperature is March (3.3°C).
- Average low temperature in October: 5.3°C
The months with the highest average low temperature are July and August (9.3°C).
The coldest month (with the lowest average low temperature) is March (0.8°C).
Average pressure in October
Hellissandur, Iceland
- Average pressure in October: 1003.7mbar
The month with the highest atmospheric pressure is June (1014.1mbar).
The month with the lowest atmospheric pressure is January (996.1mbar).
Average wind speed in October
Hellissandur, Iceland
- Average wind speed in October: 30.8km/h
The windiest month (with the highest average wind speed) is February (36.4km/h).
The calmest month (with the lowest average wind speed) is June (19.4km/h).
Average humidity in October
Hellissandur, Iceland
- Average humidity in October: 78%
The months with the highest relative humidity are June and July (82%).
The months with the lowest relative humidity are March and December (75%).
Average rainfall in October
Hellissandur, Iceland
- Average rainfall in October: 82mm
The wettest month (with the highest rainfall) is January (96mm).
The driest month (with the least rainfall) is June (37mm).
Average rainfall days in October
Hellissandur, Iceland
- Average rainfall days in October: 19.5 days
The month with the highest number of rainy days is September (19.9 days).
The month with the least rainy days is February (12.2 days).
Average snowfall in October
Hellissandur, Iceland
- Average snowfall in October: 17mm
The month with the highest snowfall is March (99mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in October
Hellissandur, Iceland
- Average snowfall days in October: 2 days
The month with the highest number of snowfall days is March (9.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in October /
Average sunshine in October
Hellissandur, Iceland
- Average daylight in October: 9h and 4min
The month with the longest days is June (Average daylight: 21h and 36min).
The month with the shortest days is December (Average daylight: 3h and 54min).
- Average sunshine in October: 3h and 4min
The month with the most sunshine is August (Average sunshine: 7h and 48min).
The month with the least sunshine is June (Average sunshine: 0h and 54min).
Average sunshine days in October
Hellissandur, Iceland
- Average sunshine days in October: 7.5 days
The month with the most sunshine days is July (14.2 days).
The month with the least sunshine days is January (4.7 days).
Average UV index in October
Hellissandur, Iceland
- Average UV index in October: 2
The month with the highest UV index is July (UV index 4).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in October
Hellissandur, Iceland
- Average cloud cover in October: 68
The month with the most cloud cover is March (Cloud cover 73).
The month with the least cloud cover is July (Cloud cover 56).
Average visibility in October
Hellissandur, Iceland
- Average visibility in October: 9km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February, March and December (8km).
Hellissandur, Iceland
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