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Hourly Forecast
Daylight Hours
07:22
Sunrise
19:20
Sunset
Moon
Waxing Gibbous
17:38
Moonrise
01:55
Moonset
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View stargazing scoreWeather in Lahnstein today, September 21, 2026
Expect a muted, overcast feel in Lahnstein on September 21, 2026 as cloud persists. Brighter breaks, if they arrive, should stay brief. Cloud leads the morning, peaking close to 95% near 11:00. Sunshine has little room until later in the day.
The temperature range runs from about 9°C up to 18°C. Relative humidity sits between 52% and 76%, reaching its peak around 23:00. Winds stay light, near 3.0 km/h by 17:00, so the day feels still more than breezy.
Expect persistent cloud later on, with amounts around 100% by 12:00. Sunshine remains the exception, not the rule. Visibility stays generally good near 40.0 km on average, though it can drop toward 37.1 km in thicker cloud or showers. The sun rises at 07:22 and sets at 19:20, for a total of 11 hours 58 minutes of sunlight today.
Overall, Lahnstein on September 21, 2026 stays grey and muted, so outdoor plans may want a flexible backup even with a high near 18°C.
Frequently asked questions about weather in Lahnstein
How warm does it get in Lahnstein?
The warmest month in Lahnstein 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 Lahnstein?
The coldest month in Lahnstein is January, with average low temperatures of 0°C. The average temperature during this period is around 2°C.
What is the wettest time of year in Lahnstein?
The wettest month in Lahnstein is June, with an average of 77mm of precipitation.
What is the driest time of year in Lahnstein?
The driest month in Lahnstein is April, with an average of 50mm of precipitation.
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