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Hourly Forecast
Daylight Hours
07:35
Sunrise
19:37
Sunset
Moon
Waxing Gibbous
17:00
Moonrise
01:22
Moonset
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View stargazing scoreWeather in Montbrison today, September 20, 2026
Montbrison looks cloudy on September 20, 2026, with grey skies for much of the day. Sunshine stays limited, so the overall tone is muted from the morning onward.
Expect highs of 27°C and cooler readings close to 12°C. Expect humidity between 30% and 54%, most humid near 23:00. A lighter breeze peaks around 18:00 near 4.4 km/h.
The afternoon keeps an overcast feel, as cloud reaches about 100% around 17:00. Outdoor plans may still want a flexible backup. Expect visibility near 43.9 km, with poorer spells close to 41.2 km. Expect sunrise at 07:35, sunset at 19:37, and 12 hours 1 minutes of sunlight today overall.
Taken together, overcast skies in Montbrison on September 20, 2026 favour indoor or covered options, with temperatures near 27°C.
Frequently asked questions about weather in Montbrison
How warm does it get in Montbrison?
The warmest month in Montbrison is August, with average high temperatures of 26°C. The average temperature during this period is around 20°C.
How cold does it get in Montbrison?
The coldest month in Montbrison is January, with average low temperatures of -1°C. The average temperature during this period is around 2°C.
What is the wettest time of year in Montbrison?
The wettest month in Montbrison is May, with an average of 114mm of precipitation.
What is the driest time of year in Montbrison?
The driest month in Montbrison is February, with an average of 53mm of precipitation.
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