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Hourly Forecast
Daylight Hours
07:34
Sunrise
19:36
Sunset
Moon
Waxing Gibbous
16:58
Moonrise
01:22
Moonset
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View stargazing scoreWeather in Firminy today, September 20, 2026
Firminy is set for a fine, sunny day on September 20, 2026, with only limited interruptions to the clear sky. The early hours look particularly favourable for being outside.
The temperature range runs from about 11°C up to 26°C. Moisture in the air spans 26%-58%, with the highest values around 23:00. A lighter breeze peaks around 17:00 near 3.8 km/h.
Afternoon skies stay clogged, peaking close to 100% near 17:00. The grey theme continues rather than clearing out. Visibility holds near 45.8 km, though it can fall to 40.9 km. Expect sunrise at 07:34, sunset at 19:36, and 12 hours 1 minutes of sunlight today overall.
The practical takeaway for Firminy is a bright September 20, 2026, ideal for outdoor errands before temperatures ease from about 26°C.
Frequently asked questions about weather in Firminy
How warm does it get in Firminy?
The warmest month in Firminy is August, with average high temperatures of 27°C. The average temperature during this period is around 20°C.
How cold does it get in Firminy?
The coldest month in Firminy is January, with average low temperatures of 0°C. The average temperature during this period is around 3°C.
What is the wettest time of year in Firminy?
The wettest month in Firminy is May, with an average of 101mm of precipitation.
What is the driest time of year in Firminy?
The driest month in Firminy is February, with an average of 45mm of precipitation.
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