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April Weather in Isny, Germany

Last updated: August 23, 2025

In April, the average temperature in Isny, Germany hovers around 9°C (48°F), offering a refreshing atmosphere. Temperatures can range from a brisk -5°C (23°F) to a warm 25°C (77°F), catering to a variety of weather preferences. Expect about 76 mm (3.0 in) of precipitation spread over 10 days, contributing to the region's lush landscapes. Additionally, the average humidity is a notable 84%, enhancing the overall crispness of the air.

April Temperature in Isny

In April in Isny, the average temperature is 9°C (48°F), with maximums reaching 25°C (77°F) and minimums dropping as low as -5°C (23°F). Travelers should be prepared for a wide range of temperatures, ensuring they pack layers for both warm days and cooler nights.

April Weather in Isny: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Isny, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Isny, April typically has an average temperature of 9°C (48°F), with highs reaching up to 25°C (77°F) and lows dropping to around -5°C (23°F).
JanFebMarAprMayJunJulAugSepOctNovDec323641485463646457494035
Data source: Temperature data for Isny 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.

April Precipitation in Isny

In Isny in April, the total precipitation amount is 76 mm (3.0 in) spread over a period of 10 days.

April Precipitation Trends in Isny

The chart displays monthly precipitation patterns in Isny, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Isny, April typically receives around 76 mm (3.0 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec1261001137615814414815310511871148
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Isny

In Isny in April, humidity is 84%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill that envelops you, making it essential to dress in layers and stay active, as the moisture in the air can quickly lead to discomfort while traveling.

April Average Humidity in Isny

This chart illustrates the average monthly humidity levels in Isny, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Isny is approximately 84%, 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 April generated using information from the Copernicus Climate Change Service.

April UV Index in Isny

In Isny in April, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Isny.

Maximum UV Index Levels in Isny for April

The chart shows the monthly maximum UV Index (UVI) for Isny in April, 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 April, the maximum UV index in Isny typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789986432
Data source: Isny April 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 April Weather in Isny Compares to Other Months

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

This table compares monthly weather conditions in Isny, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)126 mm (5.0 inches)92%low
February Weather2°C (36°F)100 mm (3.9 inches)89%moderate
March Weather5°C (41°F)113 mm (4.4 inches)87%moderate
April Weather9°C (48°F)76 mm (3.0 inches)84%high
May Weather12°C (54°F)158 mm (6.2 inches)80%very high
June Weather17°C (63°F)144 mm (5.7 inches)82%very high
July Weather18°C (65°F)148 mm (5.8 inches)83%very high
August Weather18°C (65°F)153 mm (6.0 inches)80%very high
September Weather14°C (57°F)105 mm (4.1 inches)83%high
October Weather10°C (49°F)118 mm (4.7 inches)90%moderate
November Weather4°C (40°F)71 mm (2.8 inches)88%moderate
December Weather2°C (35°F)148 mm (5.8 inches)90%low

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