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March Weather in Grassau, Germany

Last updated: August 23, 2025

In March, the average temperature in Grassau, Germany hovers around 3°C (38°F). While the temperature can dip to a chilly -14°C (7°F), it can also rise to a pleasant 18°C (65°F). Expect 111 mm (4.4 in) of precipitation spread over 17 days, coupled with a high average humidity of 86%. Stay prepared for a mix of cold and damp conditions!

March Temperature in Grassau

In March in Grassau, the average temperature is 3°C (38°F). Maximums can reach 18°C (65°F) and minimums can be as low as -14°C (7°F). Be prepared for a wide temperature range, ensuring you pack layers to stay comfortable during your travels.

March Weather in Grassau: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Grassau, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grassau, March typically has an average temperature of 3°C (38°F), with highs reaching up to 18°C (65°F) and lows dropping to around -14°C (7°F).
JanFebMarAprMayJunJulAugSepOctNovDec293338465363636456493932
Data source: Temperature data for Grassau 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.

March Precipitation in Grassau

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

March Precipitation Trends in Grassau

The chart displays monthly precipitation patterns in Grassau, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Grassau, March typically receives around 111 mm (4.4 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec1201001119420517820619614613380145
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Grassau

In Grassau in March humidity is 86%. With an average temperature of 3°C (38°F), this humidity feels like a damp chill that seeps through your layers, making traveling uncomfortable as breath clouds visibly in the crisp air.

March Average Humidity in Grassau

This chart illustrates the average monthly humidity levels in Grassau, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Grassau is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%89%86%83%78%79%82%80%83%90%89%90%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Grassau

In Grassau in March, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Grassau, you can refer to this Hourly UV Index in Grassau.

Maximum UV Index Levels in Grassau for March

The chart shows the monthly maximum UV Index (UVI) for Grassau in March, 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 March, the maximum UV index in Grassau typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec236789986432
Data source: Grassau March 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 March Weather in Grassau Compares to Other Months

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

This table compares monthly weather conditions in Grassau, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)120 mm (4.7 inches)93%low
February Weather1°C (34°F)100 mm (3.9 inches)89%moderate
March Weather3°C (38°F)111 mm (4.4 inches)86%high
April Weather8°C (47°F)94 mm (3.7 inches)83%high
May Weather12°C (53°F)205 mm (8.1 inches)78%very high
June Weather17°C (63°F)178 mm (7.0 inches)79%very high
July Weather17°C (64°F)205 mm (8.1 inches)82%very high
August Weather18°C (64°F)196 mm (7.7 inches)80%very high
September Weather13°C (56°F)146 mm (5.7 inches)83%high
October Weather9°C (49°F)133 mm (5.2 inches)90%moderate
November Weather4°C (39°F)80 mm (3.1 inches)89%moderate
December Weather0°C (32°F)145 mm (5.7 inches)90%low

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