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August Weather in Alftanes, Iceland

Last updated: August 23, 2025

In August, the average temperature in Alftanes, Iceland is a mild 11°C (52°F), with fluctuations ranging from a minimum of 4°C (40°F) to a maximum of 19°C (66°F). Expect around 90 mm (3.6 in) of precipitation spread over 14 days, while the average humidity hovers at a comfortable 87%.

August Temperature in Alftanes

In August in Alftanes, the average temperature is 11°C (52°F), with a maximum that can reach 19°C (66°F) and a minimum as low as 4°C (40°F). This mild weather makes it an ideal time to explore and enjoy outdoor activities in Alftanes.

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

The chart illustrates August 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, August typically has an average temperature of 11°C (52°F), with highs reaching up to 19°C (66°F) and lows dropping to around 4°C (40°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.

August Precipitation in Alftanes

In Alftanes in August, the precipitation amount is 90 mm (3.6 in) accumulated over a span of 14 days.

August Precipitation Trends in Alftanes

The chart displays monthly precipitation patterns in Alftanes, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Alftanes, August typically receives around 90 mm (3.6 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec118135105138124978190163111112114
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Alftanes

In Alftanes in August, humidity is 87%. With an average temperature of 11°C (52°F), this humidity feels like a damp chill that can make your clothes cling uncomfortably, leaving you feeling slightly weighed down while exploring the area.

August Average Humidity in Alftanes

This chart illustrates the average monthly humidity levels in Alftanes, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Alftanes is approximately 87%, 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 August generated using information from the Copernicus Climate Change Service.

August UV Index in Alftanes

In Alftanes in August, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Alftanes for better planning.

Maximum UV Index Levels in Alftanes for August

The chart shows the monthly maximum UV Index (UVI) for Alftanes in August, 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 August, the maximum UV index in Alftanes typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec112356643211
Data source: Alftanes August 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 August 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 August’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 August’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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