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August Weather in Scalloway, United Kingdom

Last updated: August 27, 2025

In August, the average temperature in Scalloway, United Kingdom hovers around 13°C (55°F), with a mild minimum of 10°C (50°F) and a comfortable maximum of 15°C (60°F). Expect 74 mm (2.9 in) of precipitation spread over 15 days, making it a relatively wet month. The atmosphere will feel quite humid, with an average humidity of 87%.

August Temperature in Scalloway

In August in Scalloway, the average temperature is 13°C (55°F). The maximum can reach 15°C (60°F) and the minimum can be as low as 10°C (50°F). This mild weather makes Scalloway an enjoyable destination for travelers seeking a comfortable climate.

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

The chart illustrates August temperature patterns in Scalloway, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Scalloway, August typically has an average temperature of 13°C (55°F), with highs reaching up to 15°C (60°F) and lows dropping to around 10°C (50°F).
JanFebMarAprMayJunJulAugSepOctNovDec444343434651545553504745
Data source: Temperature data for Scalloway 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 Scalloway

In Scalloway in August, the precipitation amount is 74 mm (2.9 in) over the course of 15 days.

August Precipitation Trends in Scalloway

The chart displays monthly precipitation patterns in Scalloway, 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 Scalloway, August typically receives around 74 mm (2.9 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec96981035147547074115146133137
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Scalloway

In Scalloway in August, humidity is 87%. With an average temperature of 13°C (55°F), this humidity feels like a heavy blanket wrapping around you, making travel sluggish and slightly uncomfortable, as each step seems to cling to the damp air.

August Average Humidity in Scalloway

This chart illustrates the average monthly humidity levels in Scalloway, 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 Scalloway is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec79%79%81%82%84%84%89%87%87%87%85%78%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Scalloway

In Scalloway in August, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Scalloway.

Maximum UV Index Levels in Scalloway for August

The chart shows the monthly maximum UV Index (UVI) for Scalloway 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 Scalloway typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec112457654211
Data source: Scalloway 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 Scalloway Compares to Other Months

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

This table compares monthly weather conditions in Scalloway, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (44°F)96 mm (3.8 inches)79%low
February Weather6°C (43°F)97 mm (3.8 inches)79%low
March Weather6°C (43°F)103 mm (4.1 inches)81%low
April Weather6°C (44°F)51 mm (2.0 inches)82%moderate
May Weather8°C (47°F)47 mm (1.8 inches)84%moderate
June Weather10°C (51°F)53 mm (2.1 inches)84%high
July Weather12°C (54°F)69 mm (2.7 inches)89%high
August Weather13°C (55°F)74 mm (2.9 inches)87%moderate
September Weather12°C (54°F)115 mm (4.5 inches)87%moderate
October Weather10°C (51°F)146 mm (5.8 inches)87%low
November Weather8°C (47°F)133 mm (5.2 inches)85%low
December Weather7°C (45°F)137 mm (5.4 inches)78%low

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