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August Weather in St. Peter, Germany

Last updated: August 23, 2025

In August, the average temperature in St. Peter, Germany hovers around 18°C (65°F). During this month, temperatures can drop as low as 6°C (43°F) and soar up to 34°C (94°F). Expect about 102 mm (4.0 in) of precipitation spread over 14 days, with an average humidity level of 80%.

August Temperature in St. Peter

In August in St. Peter, the average temperature is 18°C (65°F), with maximums reaching 34°C (94°F) and minimums dropping to as low as 6°C (43°F). This variety in temperatures makes it essential for travelers to pack layers to enjoy all that St. Peter has to offer comfortably.

August Weather in St. Peter: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in St. Peter, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In St. Peter, August typically has an average temperature of 18°C (65°F), with highs reaching up to 34°C (94°F) and lows dropping to around 6°C (43°F).
JanFebMarAprMayJunJulAugSepOctNovDec323641485463656558504036
Data source: Temperature data for St. Peter 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 St. Peter

In St. Peter in August, the precipitation amount is 102 mm (4.0 in) over a period of 14 days.

August Precipitation Trends in St. Peter

The chart displays monthly precipitation patterns in St. Peter, 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 St. Peter, August typically receives around 102 mm (4.0 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec142118132701581531091027910687184
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in St. Peter

In St. Peter in August, humidity is 80%. With an average temperature of 18°C (65°F), this humidity feels like wandering through a warm, damp blanket, making every step slightly heavy and resulting in a constant sheen of sweat, which can be both refreshing and exhausting for travelers.

August Average Humidity in St. Peter

This chart illustrates the average monthly humidity levels in St. Peter, 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 St. Peter 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 St. Peter

In St. Peter 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 St. Peter.

Maximum UV Index Levels in St. Peter for August

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

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

This table compares monthly weather conditions in St. Peter, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)142 mm (5.6 inches)92%low
February Weather2°C (37°F)118 mm (4.6 inches)89%moderate
March Weather5°C (41°F)132 mm (5.2 inches)87%moderate
April Weather9°C (48°F)70 mm (2.8 inches)84%high
May Weather12°C (54°F)158 mm (6.2 inches)80%very high
June Weather17°C (64°F)153 mm (6.0 inches)82%very high
July Weather18°C (65°F)109 mm (4.3 inches)83%very high
August Weather18°C (65°F)102 mm (4.0 inches)80%very high
September Weather14°C (58°F)78 mm (3.1 inches)83%high
October Weather10°C (50°F)106 mm (4.2 inches)90%moderate
November Weather5°C (41°F)87 mm (3.4 inches)88%low
December Weather2°C (36°F)184 mm (7.3 inches)90%low

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