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April Weather in Hermann, United States

Last updated: June 24, 2025

In April, the average temperature in Hermann, United States hovers around 12°C (55°F). Expect a chilly minimum of -5°C (23°F) and the possibility of a warm maximum reaching 31°C (88°F). With an average precipitation amount of 121 mm (4.8 in) over 12 days, don’t forget your umbrella! Additionally, the average humidity stands at a comfortable 80%, making it a unique climate to experience.

April Temperature in Hermann

In April in Hermann, the average temperature is 12°C (55°F). The maximum can reach 31°C (88°F) and the minimum can be as low as -5°C (23°F). Travelers should prepare for a wide range of temperatures and pack accordingly for both warm and cold weather.

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

The chart illustrates April temperature patterns in Hermann, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hermann, April typically has an average temperature of 12°C (55°F), with highs reaching up to 31°C (88°F) and lows dropping to around -5°C (23°F).
JanFebMarAprMayJunJulAugSepOctNovDec323546546676797672584439
Data source: Temperature data for Hermann 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 Hermann

In Hermann in April, the precipitation amount reaches 121 mm (4.8 in) over the course of 12 days.

April Precipitation Trends in Hermann

The chart displays monthly precipitation patterns in Hermann, 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 Hermann, April typically receives around 121 mm (4.8 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec7069123121158899812857946447
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Hermann

In Hermann in April, humidity is 80%. With an average temperature of 12°C (55°F), this humidity feels like a damp blanket wrapping around you, making it essential to choose breathable clothing and stay hydrated while exploring the area.

April Average Humidity in Hermann

This chart illustrates the average monthly humidity levels in Hermann, 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 Hermann is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%80%80%80%82%83%81%80%76%76%85%86%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Hermann

In Hermann in April, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Hermann.

Maximum UV Index Levels in Hermann for April

The chart shows the monthly maximum UV Index (UVI) for Hermann 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 Hermann typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101111109753
Data source: Hermann 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 Hermann Compares to Other Months

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

This table compares monthly weather conditions in Hermann, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)70 mm (2.8 inches)82%moderate
February Weather2°C (35°F)69 mm (2.7 inches)80%moderate
March Weather8°C (47°F)123 mm (4.9 inches)80%high
April Weather12°C (55°F)121 mm (4.8 inches)80%very high
May Weather19°C (66°F)158 mm (6.2 inches)82%very high
June Weather24°C (76°F)89 mm (3.5 inches)83%extreme
July Weather26°C (80°F)98 mm (3.8 inches)81%extreme
August Weather24°C (76°F)128 mm (5.1 inches)80%very high
September Weather22°C (72°F)57 mm (2.3 inches)76%very high
October Weather15°C (58°F)94 mm (3.7 inches)76%high
November Weather7°C (45°F)64 mm (2.5 inches)85%moderate
December Weather4°C (39°F)47 mm (1.9 inches)86%moderate

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