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
As October arrives, Hesteyri's weather displays a minor decrease in high-temperatures, transitioning from September's chilly 7.2°C (45°F) to a cold 4.1°C (39.4°F). Hesteyri records a slight downturn in temperature to an average of 1.6°C (34.9°F) during October nights.Humidity
The months with the highest humidity in Hesteyri are January, February, August through October, with an average relative humidity of 85%.Rainfall
In October, the rain falls for 18 days. Throughout October, 86mm (3.39") of precipitation is accumulated. Throughout the year, in Hesteyri, Iceland, there are 169 rainfall days, and 830mm (32.68") of precipitation is accumulated.Snowfall
January through June, September through December are months with snowfall in Hesteyri. In Hesteyri, in October, during 7.4 snowfall days, 72mm (2.83") of snow is typically accumulated. Throughout the year, in Hesteyri, Iceland, there are 95.9 snowfall days, and 999mm (39.33") of snow is accumulated.Daylight
In Hesteyri, the average length of the day in October is 9h and 28min.On the first day of the month, sunrise is at 07:44 and sunset at 18:57. On the last day of October, sunrise is at 09:27 and sunset at 17:02 GMT.
Sunshine
In Hesteyri, the average sunshine in October is 3h.UV index
The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: The UV index of 1 during October translates into the following guidance:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Frequently asked questions
Is it cold in Hesteyri during October?
What are the most humid months in Hesteyri?
What is the average humidity in October in Hesteyri?
How much does it rain in Hesteyri in October?
How much does it snow in Hesteyri in October?
What is the average length of the day in October in Hesteyri?
When are sunrise and sunset in October in Hesteyri?
How long on average sun shines in October in Hesteyri?
When is the lowest UV index in Hesteyri?
What is the UV index intensity in October in Hesteyri?
Average temperature in October
Hesteyri, Iceland
- Average high temperature in October: 4.1°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 (-0.2°C).
- Average low temperature in October: 1.6°C
The month with the highest average low temperature is July (6.8°C).
The coldest month (with the lowest average low temperature) is March (-3°C).
Average pressure in October
Hesteyri, Iceland
- Average pressure in October: 1005mbar
The month with the highest atmospheric pressure is June (1014.8mbar).
The month with the lowest atmospheric pressure is January (997.4mbar).
Average wind speed in October
Hesteyri, Iceland
- Average wind speed in October: 24.4km/h
The windiest month (with the highest average wind speed) is December (29.6km/h).
The calmest month (with the lowest average wind speed) is June (15.7km/h).
Average humidity in October
Hesteyri, Iceland
- Average humidity in October: 85%
The months with the highest relative humidity are January, February, August, September and October (85%).
The months with the lowest relative humidity are May and June (82%).
Average rainfall in October
Hesteyri, Iceland
- Average rainfall in October: 86mm
The wettest month (with the highest rainfall) is January (101mm).
The driest month (with the least rainfall) is June (34mm).
Average rainfall days in October
Hesteyri, Iceland
- Average rainfall days in October: 18 days
The month with the highest number of rainy days is September (21.7 days).
The month with the least rainy days is February (8.5 days).
Average snowfall in October
Hesteyri, Iceland
- Average snowfall in October: 72mm
The month with the highest snowfall is March (203mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in October
Hesteyri, Iceland
- Average snowfall days in October: 7.4 days
The month with the highest number of snowfall days is March (18 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in October /
Average sunshine in October
Hesteyri, Iceland
- Average daylight in October: 9h and 3min
The month with the longest days is May (Average daylight: 19h and 36min).
The month with the shortest days is December (Average daylight: 2h and 54min).
- Average sunshine in October: 3h and 0min
The month with the most sunshine is August (Average sunshine: 6h and 30min).
The month with the least sunshine is June (Average sunshine: 0h and 24min).
Average sunshine days in October
Hesteyri, Iceland
- Average sunshine days in October: 5.8 days
The month with the most sunshine days is June (13.9 days).
The month with the least sunshine days is March (3.5 days).
Average UV index in October
Hesteyri, Iceland
- Average UV index in October: 1
The months with the highest UV index are June and July (UV index 3).
The months with the lowest UV index are January, February, March, October, November and December (UV index 1).
Average cloud cover in October
Hesteyri, Iceland
- Average cloud cover in October: 74
The month with the most cloud cover is March (Cloud cover 79).
The month with the least cloud cover is June (Cloud cover 61).
Average visibility in October
Hesteyri, Iceland
- Average visibility in October: 8km
The months with the highest visibility are May, June, July, August and September (9km).
The month with the lowest visibility is March (7km).
Hesteyri, Iceland
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