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August Weather in Wil, Switzerland

Last updated: August 27, 2025

In Wil, Switzerland, the average temperature in August hovers around 20°C (67°F). However, be prepared for a range, as temperatures can dip to a chilly 8°C (46°F) or soar up to a sweltering 35°C (95°F). During this time, expect about 120 mm (4.7 in) of precipitation spread over 14 days, contributing to an average humidity of 80%.

August Temperature in Wil

In August in Wil, the average temperature is 20°C (67°F). Maximums can reach 35°C (95°F) and minimums can be as low as 8°C (46°F). This climate makes Wil an ideal destination for travelers seeking a pleasant mix of warm days and cooler evenings.

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

The chart illustrates August temperature patterns in Wil, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Wil, August typically has an average temperature of 20°C (67°F), with highs reaching up to 35°C (95°F) and lows dropping to around 8°C (46°F).
JanFebMarAprMayJunJulAugSepOctNovDec343843505666686759514137
Data source: Temperature data for Wil 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 Wil

In Wil in August, the precipitation amount is 120 mm (4.7 in) over the course of 14 days.

August Precipitation Trends in Wil

The chart displays monthly precipitation patterns in Wil, 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 Wil, August typically receives around 120 mm (4.7 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec9575865912312899120809365124
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Wil

In Wil in August, humidity is 80%. With an average temperature of 20°C (67°F), this humidity feels like a warm embrace that can make outdoor activities feel sticky and heavy, potentially draining your energy as you explore.

August Average Humidity in Wil

This chart illustrates the average monthly humidity levels in Wil, 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 Wil is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%89%87%84%80%82%83%80%83%90%89%90%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Wil

In Wil in August, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Wil.

Maximum UV Index Levels in Wil for August

The chart shows the monthly maximum UV Index (UVI) for Wil 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 Wil typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986421
Data source: Wil 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 Wil Compares to Other Months

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

This table compares monthly weather conditions in Wil, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)95 mm (3.7 inches)92%low
February Weather3°C (39°F)75 mm (3.0 inches)89%moderate
March Weather6°C (43°F)86 mm (3.4 inches)87%moderate
April Weather10°C (50°F)59 mm (2.3 inches)84%high
May Weather13°C (56°F)123 mm (4.8 inches)80%very high
June Weather19°C (66°F)128 mm (5.0 inches)82%very high
July Weather20°C (68°F)99 mm (3.9 inches)83%very high
August Weather20°C (67°F)120 mm (4.7 inches)80%very high
September Weather15°C (60°F)80 mm (3.2 inches)83%high
October Weather11°C (51°F)93 mm (3.6 inches)90%moderate
November Weather5°C (41°F)65 mm (2.6 inches)88%low
December Weather3°C (37°F)124 mm (4.9 inches)90%low

Compare Wil's Climate with Cities Worldwide