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Hourly Forecast
Daylight Hours
07:11
Sunrise
19:09
Sunset
Moon
Waxing Gibbous
17:44
Moonrise
01:28
Moonset
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View stargazing scoreWeather in Geesthacht today, September 21, 2026
Conditions in Geesthacht on September 21, 2026 favour clear skies, so the day opens with a fine, sunny outlook. Any interruptions to the blue should be brief rather than lasting. Expect a grey start, with morning cloud around 100% by 11:00. Outdoor plans early on should not rely on bright skies.
The temperature range runs from about 11°C up to 17°C. The air stays humid, with relative humidity between 55% and 84% and the peak around 23:00. Winds stay light, near 7.9 km/h by 15:00, 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 38.3 km on average, though it can drop toward 30.2 km in thicker cloud or showers. Expect sunrise at 07:11, sunset at 19:09, and 11 hours 57 minutes of sunlight today overall.
The practical takeaway for Geesthacht is a bright September 21, 2026, ideal for outdoor errands before temperatures ease from about 17°C.
Frequently asked questions about weather in Geesthacht
How warm does it get in Geesthacht?
The warmest month in Geesthacht is August, with average high temperatures of 23°C. The average temperature during this period is around 19°C.
How cold does it get in Geesthacht?
The coldest month in Geesthacht 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 Geesthacht?
The wettest month in Geesthacht is July, with an average of 83mm of precipitation.
What is the driest time of year in Geesthacht?
The driest month in Geesthacht is March, with an average of 47mm of precipitation.
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