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April Weather in Saint-Germain, France

Last updated: August 23, 2025

In Saint-Germain, France, the average temperature in April hovers around 11°C (51°F), creating a mild climate. The temperature can dip as low as -3°C (26°F), while it may climb up to a warm 27°C (81°F). During this month, expect 53 mm (2.1 in) of precipitation spread over 9 days, contributing to a fairly high average humidity of 84%.

April Temperature in Saint-Germain

In April in Saint-Germain, the average temperature is 11°C (51°F), with maximums reaching 27°C (81°F) and minimums dropping to as low as -3°C (26°F). This range means that travelers should prepare for both mild days and chilly nights, making layers essential for your trip.

April Weather in Saint-Germain: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Saint-Germain, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint-Germain, April typically has an average temperature of 11°C (51°F), with highs reaching up to 27°C (81°F) and lows dropping to around -3°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec364045515766696861524339
Data source: Temperature data for Saint-Germain 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 Saint-Germain

In Saint-Germain in April, the total precipitation amount is 53 mm (2.1 in) spread over 9 days.

April Precipitation Trends in Saint-Germain

The chart displays monthly precipitation patterns in Saint-Germain, 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 Saint-Germain, April typically receives around 53 mm (2.1 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec13311112353119856447599696187
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Saint-Germain

In Saint-Germain in April humidity is 84%. With an average temperature of 11°C (51°F), this humidity feels like a damp chill enveloping you, making it seem much colder than it actually is, and can dampen your spirits while traveling.

April Average Humidity in Saint-Germain

This chart illustrates the average monthly humidity levels in Saint-Germain, 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 Saint-Germain is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%87%84%80%82%82%77%81%89%89%91%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Saint-Germain

In Saint-Germain in April, 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 Saint-Germain, you can refer to this Hourly UV Index in Saint-Germain.

Maximum UV Index Levels in Saint-Germain for April

The chart shows the monthly maximum UV Index (UVI) for Saint-Germain 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 Saint-Germain typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986421
Data source: Saint-Germain 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 Saint-Germain Compares to Other Months

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

This table compares monthly weather conditions in Saint-Germain, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (36°F)132 mm (5.2 inches)91%low
February Weather5°C (41°F)111 mm (4.4 inches)89%moderate
March Weather7°C (45°F)123 mm (4.8 inches)87%moderate
April Weather11°C (51°F)53 mm (2.1 inches)84%high
May Weather14°C (57°F)119 mm (4.7 inches)80%very high
June Weather19°C (67°F)85 mm (3.3 inches)82%very high
July Weather21°C (69°F)64 mm (2.5 inches)82%very high
August Weather20°C (69°F)46 mm (1.8 inches)77%very high
September Weather16°C (61°F)59 mm (2.3 inches)81%high
October Weather11°C (53°F)96 mm (3.8 inches)89%moderate
November Weather6°C (43°F)96 mm (3.8 inches)89%low
December Weather4°C (39°F)187 mm (7.4 inches)91%low

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