Monthly climate guide
Strasbourg weather in September
September in Strasbourg is typically warm, with average daytime highs around 22°C (71°F) and night-time lows near 10°C (51°F). The month usually brings about 53 mm of rain (some rain) and is often cloudy. Daytime highs are 4°C cooler than August and 6°C warmer than October.
What stands out in September
- In Strasbourg, September is early autumn.
- It's one of the sunniest months here, with cloud cover around 57%.
- Strasbourg is usually about 7°C warmer than Megève, 310 km away, in September.
- Temperatures are falling — expect highs around 6°C lower by October.
Avg high
22°C
71°F
Avg low
10°C
51°F
Rainfall
53 mm
some rain
Humidity
73%
relative
Sky
57%
cloud · often cloudy
Strasbourg weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 5°C / 41°F | -1°C / 29°F | 67 mm | 92% | 81% |
| February | 6°C / 43°F | -2°C / 29°F | 49 mm | 87% | 74% |
| March | 12°C / 53°F | 1°C / 34°F | 42 mm | 81% | 62% |
| April | 16°C / 61°F | 5°C / 40°F | 50 mm | 75% | 64% |
| May | 19°C / 67°F | 8°C / 47°F | 84 mm | 74% | 68% |
| June | 23°C / 74°F | 12°C / 54°F | 82 mm | 73% | 66% |
| July | 26°C / 78°F | 14°C / 58°F | 78 mm | 69% | 60% |
| August | 26°C / 78°F | 14°C / 58°F | 74 mm | 70% | 60% |
| September | 22°C / 71°F | 10°C / 51°F | 53 mm | 73% | 57% |
| October | 16°C / 61°F | 7°C / 44°F | 65 mm | 83% | 70% |
| November | 10°C / 50°F | 2°C / 36°F | 61 mm | 90% | 78% |
| December | 6°C / 43°F | 0°C / 32°F | 73 mm | 92% | 80% |
What to pack for September
- T-shirts plus a light layer for the evening
- Comfortable trainers or sandals for long walks
- An extra layer — evenings are noticeably cooler than afternoons
- A small travel umbrella, just in case
Is September a good time to visit Strasbourg?
Compare the months in the chart above to find your ideal window.
Best time to visit Strasbourg →Other France cities in September
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Strasbourg weather in September. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/france/strasbourg/september
<a href="https://weathercompare.eu/weather/france/strasbourg/september">Strasbourg weather in September</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/france/strasbourg" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Strasbourg weather in September"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/france/strasbourg/september">Strasbourg weather in September</a> – WeatherCompare</p>
Strasbourg in September: quick answers
Is September a good time to visit Strasbourg?
Yes. September is one of the best months for Strasbourg, with highs around 22°C and about 53 mm of rain.
How warm is Strasbourg in September?
Average highs are about 22°C (71°F) and average lows about 10°C (51°F), based on 10 years of daily data.
Does it rain a lot in Strasbourg in September?
Strasbourg typically gets around 53 mm of rain in September — some rain.
Figures are long-term averages for the area around Strasbourg (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.