See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
18°
Overcast
Feels Like: 17°
Min: 14°
Max: 21°
The next few hours will be overcast, with today reaching 20°C and dropping to 11°C. The coming days will be partly cloudy
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
07:16
Sunrise
19:34
Sunset
Moon
Waxing Crescent
13:42
Moonrise
21:16
Moonset
Daily Forecast
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Thursday
Friday
Saturday
Sunday
Monday
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Friday
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Weather in Bad Honnef today, September 16, 2026
Bad Honnef starts September 16, 2026 looking damp, with rain in the forecast and wetter spells likely at times. Waterproof kit is the safer call for early plans. Wetter spells lean into the morning, when rain odds reach about 100% near 04:00. Skies look heaviest around 03:00, with cover close to 100%.
Temperatures climb from an overnight low near 14°C toward a daytime high of about 21°C. Moisture in the air spans 62%-94%, with the highest values around 05:00. Winds stay light, near 4.4 km/h by 17:00, so the day feels still more than breezy.
Through the afternoon wet weather remains a factor, with rain chances near 82% around 15:00. Cloud also stays substantial, close to 87% near 13:00. Horizontal visibility sits around 23.3 km, briefly nearer 4.8 km. Expect sunrise at 07:16, sunset at 19:34, and 12 hours 17 minutes of sunlight today overall.
In short, treat September 16, 2026 in Bad Honnef as a damp day: pack covers, watch the wetter hours, and expect a high near 21°C.
Frequently asked questions about weather in Bad Honnef
How warm does it get in Bad Honnef?
The warmest month in Bad Honnef is August, with average high temperatures of 24°C. The average temperature during this period is around 19°C.
How cold does it get in Bad Honnef?
The coldest month in Bad Honnef is January, with average low temperatures of 1°C. The average temperature during this period is around 3°C.
What is the wettest time of year in Bad Honnef?
The wettest month in Bad Honnef is January, with an average of 103mm of precipitation.
What is the driest time of year in Bad Honnef?
The driest month in Bad Honnef is April, with an average of 55mm of precipitation.
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