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October Weather in Alftanes, Iceland

Last updated: August 23, 2025

In Alftanes, Iceland, the average temperature in October hovers around 5°C (42°F), with lows dipping to -5°C (23°F) and highs peaking at 13°C (55°F). During this month, you can expect 111 mm (4.4 in) of precipitation spread over 17 days, contributing to a high average humidity of 88%.

October Temperature in Alftanes

In October in Alftanes, the average temperature is 5°C (42°F). Maximum temperatures can reach 13°C (55°F), while minimums can drop as low as -5°C (23°F). Be prepared for a chilly adventure, and pack accordingly to fully enjoy your time in Alftanes.

October Weather in Alftanes: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Alftanes, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Alftanes, October typically has an average temperature of 5°C (42°F), with highs reaching up to 13°C (55°F) and lows dropping to around -5°C (23°F).
JanFebMarAprMayJunJulAugSepOctNovDec333335404449525247423634
Data source: Temperature data for Alftanes generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

October Precipitation in Alftanes

In Alftanes in October, the precipitation amount is 111 mm (4.4 in) spread over 17 days.

October Precipitation Trends in Alftanes

The chart displays monthly precipitation patterns in Alftanes, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Alftanes, October typically receives around 111 mm (4.4 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec118135105138124978190163111112114
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Alftanes

In Alftanes in October humidity is 88%. With an average temperature of 5°C (42°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less appealing and leading you to seek warmth indoors instead.

October Average Humidity in Alftanes

This chart illustrates the average monthly humidity levels in Alftanes, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Alftanes is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%82%85%81%83%82%86%87%87%88%85%84%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Alftanes

In Alftanes in October, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Alftanes, you can visit Hourly UV Index in Alftanes.

Maximum UV Index Levels in Alftanes for October

The chart shows the monthly maximum UV Index (UVI) for Alftanes in October, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In October, the maximum UV index in Alftanes typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec112356643211
Data source: Alftanes October UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How October Weather in Alftanes Compares to Other Months

Weather in Alftanes varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Alftanes, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Alftanes, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (33°F)118 mm (4.6 inches)84%low
February Weather1°C (34°F)135 mm (5.3 inches)82%low
March Weather2°C (35°F)105 mm (4.1 inches)85%low
April Weather4°C (40°F)138 mm (5.4 inches)81%moderate
May Weather7°C (44°F)124 mm (4.9 inches)83%moderate
June Weather9°C (49°F)97 mm (3.8 inches)82%high
July Weather11°C (53°F)81 mm (3.2 inches)86%high
August Weather11°C (52°F)90 mm (3.6 inches)87%moderate
September Weather8°C (47°F)163 mm (6.4 inches)87%moderate
October Weather5°C (42°F)111 mm (4.4 inches)88%low
November Weather2°C (36°F)112 mm (4.4 inches)85%low
December Weather1°C (34°F)114 mm (4.5 inches)84%low

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