See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
12°
Overcast
Feels Like: 12°
Min: 11°
Max: 19°
The next few hours will be overcast, with today reaching 19°C and dropping to 14°C. The coming days will be drizzle
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
08:14
Sunrise
19:50
Sunset
Moon
Waning Gibbous
19:59
Moonrise
08:59
Moonset
Daily Forecast
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Tuesday
Wednesday
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View stargazing scoreWeather in Guern today, September 27, 2026
Expect unsettled, showery conditions in Guern on September 27, 2026 as rain moves through. The day opens on a wet note and needs flexible outdoor plans. Expect a grey start, with morning cloud around 100% by 07:00. Outdoor plans early on should not rely on bright skies.
Expect highs of 19°C and cooler readings close to 11°C. The air stays humid, with relative humidity between 82% and 96% and the peak around 23:00. Expect gentle winds, highest near 15:00 at 4.8 km/h.
The second half of the day still looks unsettled, with rain probability around 96% by 15:00. Dense cloud near 100% at 12:00 keeps the feel grey. Expect visibility near 19.9 km, with poorer spells close to 6.3 km. Sunrise is at 08:14 and sunset at 19:50, giving 11 hours 36 minutes of sunlight today.
Taken together, Guern looks wet enough on September 27, 2026 that flexible outdoor plans work best, with temperatures peaking near 19°C.
Frequently asked questions about weather in Guern
How warm does it get in Guern?
The warmest month in Guern is July, with average high temperatures of 23°C. The average temperature during this period is around 18°C.
How cold does it get in Guern?
The coldest month in Guern is January, with average low temperatures of 3°C. The average temperature during this period is around 6°C.
What is the wettest time of year in Guern?
The wettest month in Guern is December, with an average of 85mm of precipitation.
What is the driest time of year in Guern?
The driest month in Guern is July, with an average of 41mm of precipitation.
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