Saint-Martin-d'Hères Weather in September

What's the weather like in Saint-Martin-d'Hères (Rhône-Alpes) in September 2024?

The climate in Saint-Martin-d'Hères during September can be summarized as mild and a little damp.

September is in the fall / autumn in Saint-Martin-d'Hères and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 21°C (69°F), whilst at night 11°C (52°F) is normal.

Saint-Martin-d'Hères weather averages (imperial / metric)
Daytime temperature 20.6°C 69°F
Nightly temperature 10.9°C 51.5°F
Average temperature 15.7°C 60.3°F
Daily sunshine 7.5 hrs
Avg rainfall 85 mm 3.4 ins
Rainy days 10 days
Sea temperature 20.9°C 69.7°F
Humidity 72%
Windspeed 11.2kph 7 mph

On average September is the 5th wettest month of the year in Saint-Martin-d'Hères with around 85mm 3.4 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.

On the flip side this corresponds to an average of 7.5 hours of sunshine per day.

September temperatures in Saint-Martin-d'Hères

Saint-Martin-d'Hères average temperature in September

September rainfall

Saint-Martin-d'Hères average rain in September

September hourly sunshine

Saint-Martin-d'Hères average rain in September

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Saint-Martin-d'Hères in September 2024.

Other monthly averages

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UV index Best time to go?

Saint-Martin-d'Hères weather stats

Saint-Martin-d'Hères weather statistics
Hottest month: July 24.6°C 76.3°F
Driest month: July 66mm 2.6ins
Sunniest month: July 10.4hrs
Coldest month: January 4.5°C 40.1°F
Wettest month: November 100mm 3.9ins
Map showing location of Saint-Martin-d'Hères (45.16528, 5.76337) Saint-Martin-d'Hères map pin © Google

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