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September Weather in Saint-Nazaire-sur-Charente, France

Last updated: August 23, 2025

In September, the average temperature in Saint-Nazaire-sur-Charente, France is a comfortable 19°C (66°F). Expect a minimum of 7°C (45°F) and a maximum soaring to 35°C (95°F). With 41 mm (1.6 in) of precipitation over 9 days, it's wise to pack an umbrella, as humidity hovers around 76%.

September Temperature in Saint-Nazaire-sur-Charente

In September in Saint-Nazaire-sur-Charente, the average temperature is 19°C (66°F), with maximums reaching 35°C (95°F) and minimums dipping down to 7°C (45°F). This wide temperature range makes it an ideal time for travelers to enjoy both warm days and cooler evenings.

September Weather in Saint-Nazaire-sur-Charente: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Saint-Nazaire-sur-Charente, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint-Nazaire-sur-Charente, September typically has an average temperature of 19°C (66°F), with highs reaching up to 35°C (95°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec444750556167717066585047
Data source: Temperature data for Saint-Nazaire-sur-Charente 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.

September Precipitation in Saint-Nazaire-sur-Charente

In Saint-Nazaire-sur-Charente in September, the precipitation amount is 41 mm (1.6 in) spread over 9 days.

September Precipitation Trends in Saint-Nazaire-sur-Charente

The chart displays monthly precipitation patterns in Saint-Nazaire-sur-Charente, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Saint-Nazaire-sur-Charente, September typically receives around 41 mm (1.6 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec6067754875702926418393114
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Saint-Nazaire-sur-Charente

In Saint-Nazaire-sur-Charente in September, humidity is 76%. With an average temperature of 19°C (66°F), this humidity feels like a warm, thick blanket wrapping around you, making travel mildly uncomfortable and encouraging frequent breaks in shaded or air-conditioned areas.

September Average Humidity in Saint-Nazaire-sur-Charente

This chart illustrates the average monthly humidity levels in Saint-Nazaire-sur-Charente, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Saint-Nazaire-sur-Charente is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%83%82%82%82%80%76%73%76%82%83%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Saint-Nazaire-sur-Charente

In Saint-Nazaire-sur-Charente in September, 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-Nazaire-sur-Charente, you can refer to this Hourly UV Index in Saint-Nazaire-sur-Charente.

Maximum UV Index Levels in Saint-Nazaire-sur-Charente for September

The chart shows the monthly maximum UV Index (UVI) for Saint-Nazaire-sur-Charente in September, 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 September, the maximum UV index in Saint-Nazaire-sur-Charente typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986532
Data source: Saint-Nazaire-sur-Charente September 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 September Weather in Saint-Nazaire-sur-Charente Compares to Other Months

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

This table compares monthly weather conditions in Saint-Nazaire-sur-Charente, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (44°F)60 mm (2.4 inches)85%low
February Weather9°C (48°F)67 mm (2.6 inches)83%moderate
March Weather10°C (51°F)75 mm (3.0 inches)82%moderate
April Weather13°C (56°F)48 mm (1.9 inches)82%high
May Weather16°C (61°F)75 mm (2.9 inches)82%very high
June Weather20°C (68°F)70 mm (2.8 inches)80%very high
July Weather22°C (71°F)29 mm (1.1 inches)76%very high
August Weather21°C (70°F)26 mm (1.0 inches)73%very high
September Weather19°C (66°F)41 mm (1.6 inches)76%high
October Weather15°C (59°F)83 mm (3.3 inches)81%moderate
November Weather10°C (50°F)93 mm (3.7 inches)83%moderate
December Weather8°C (48°F)114 mm (4.5 inches)85%low

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