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Hourly Forecast
Daylight Hours
07:08
Sunrise
19:06
Sunset
Moon
Waxing Gibbous
17:23
Moonrise
01:41
Moonset
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View stargazing scoreWeather in Altendorf today, September 21, 2026
Altendorf looks cloudy on September 21, 2026, with grey skies for much of the day. Sunshine stays limited, so the overall tone is muted from the morning onward. The first half of the day looks overcast, as cloud amounts reach about 100% around 11:00. Brighter weather, if it comes, waits until later.
Expect highs of 15°C and cooler readings close to 9°C. Moisture in the air spans 62%-84%, with the highest values around 23:00. Expect gentle winds, highest near 15:00 at 4.0 km/h.
Expect persistent cloud later on, with amounts around 100% by 19:00. Sunshine remains the exception, not the rule. Visibility stays generally good near 35.6 km on average, though it can drop toward 26.2 km in thicker cloud or showers. Daylight runs from 07:08 to 19:06, lasting 11 hours 58 minutes of sunlight today.
The practical takeaway for Altendorf on September 21, 2026 is a cloudy day that stays usable, just not particularly bright, around 15°C.
Frequently asked questions about weather in Altendorf
How warm does it get in Altendorf?
The warmest month in Altendorf 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 Altendorf?
The coldest month in Altendorf is January, with average low temperatures of -1°C. The average temperature during this period is around 1°C.
What is the wettest time of year in Altendorf?
The wettest month in Altendorf is January, with an average of 101mm of precipitation.
What is the driest time of year in Altendorf?
The driest month in Altendorf is April, with an average of 54mm of precipitation.
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