September weather forecastErpel, Germany
September
Weather in September
September, the first month of the autumn in Erpel, is also an enjoyable month, with an average temperature fluctuating between 18.9°C (66°F) and 9.8°C (49.6°F).Temperature
In Erpel, entering September brings a subtle temperature decrement, reducing from August's warm 23.3°C (73.9°F) to a refreshing 18.9°C (66°F). Erpel registers a consistent average low-temperature of 9.8°C (49.6°F) during September.Humidity
In September, the average relative humidity in Erpel is 79%.Rainfall
April and September are months with the least rain when the rain falls for 10.5 days and typically aggregates up to 17mm (0.67") of rain.Snowfall
April through October are months without snowfall in Erpel.Daylight
In Erpel, the average length of the day in September is 12h and 37min.On the first day of September, sunrise is at 06:46 and sunset at 20:15. On the last day of the month, sunrise is at 07:30 and sunset at 19:11 CEST.
Sunshine
The average sunshine in September is 8.4h.UV index
In Erpel, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index of 3 in September converts into the following recommendations:
Act with care - Obligation to protect against skin and eye damage is highlighted. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Erpel, Germany
- Average high temperature in September: 18.9°C
The warmest month (with the highest average high temperature) is July (23.5°C).
The month with the lowest average high temperature is January (4°C).
- Average low temperature in September: 9.8°C
The month with the highest average low temperature is August (13.1°C).
The coldest month (with the lowest average low temperature) is January (-0.6°C).
Average pressure in September
Erpel, Germany
- Average pressure in September: 1017.8mbar
The month with the highest atmospheric pressure is September (1017.8mbar).
The month with the lowest atmospheric pressure is November (1013.7mbar).
Average wind speed in September
Erpel, Germany
- Average wind speed in September: 9km/h
The windiest month (with the highest average wind speed) is February (12.6km/h).
The calmest month (with the lowest average wind speed) is August (8.7km/h).
Average humidity in September
Erpel, Germany
- Average humidity in September: 79%
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is August (73%).
Average rainfall in September
Erpel, Germany
- Average rainfall in September: 17mm
The wettest months (with the highest rainfall) are May and August (32mm).
The driest months (with the least rainfall) are April and September (17mm).
Average rainfall days in September
Erpel, Germany
- Average rainfall days in September: 10.5 days
The month with the highest number of rainy days is June (14.9 days).
The month with the least rainy days is February (8.4 days).
Average snowfall in September
Erpel, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is February (32mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Erpel, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (6.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Erpel, Germany
- Average daylight in September: 12h and 36min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in September: 8h and 24min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is December (Average sunshine: 3h and 48min).
Average sunshine days in September
Erpel, Germany
- Average sunshine days in September: 15.6 days
The month with the most sunshine days is October (16.5 days).
The month with the least sunshine days is June (12 days).
Average UV index in September
Erpel, Germany
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Erpel, Germany
- Average cloud cover in September: 40
The month with the most cloud cover is December (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in September
Erpel, Germany
- Average visibility in September: 8km
The months with the highest visibility are March, April, May, June, July and August (9km).
The months with the lowest visibility are January, February, September, October, November and December (8km).





