Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
September
Weather in September
Temperature
The shift from August to September coincides with a small decrease in the average high-temperature, down to an enjoyable 16.6°C (61.9°F) from a pleasant 20.5°C (68.9°F). Simmerath's temperature tends to fall to an average low of 8.4°C (47.1°F) during the nights of September.Humidity
In September, the average relative humidity in Simmerath is 85%.Rainfall
In Simmerath, in September, it is raining for 11 days, with typically 27mm (1.06") of accumulated precipitation. In Simmerath, during the entire year, the rain falls for 143.1 days and collects up to 506mm (19.92") of precipitation.Snowfall
In Simmerath, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 37min.On the first day of the month, sunrise is at 06:49 and sunset at 20:19. On the last day of September, in Simmerath, Germany, sunrise is at 07:34 and sunset at 19:14 CEST.
Sunshine
In September, the average sunshine is 7.1h.UV index
The average daily maximum UV index in September in Simmerath is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index of 3 in September converts into the following recommendations:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Simmerath?
What is the average humidity in September in Simmerath?
How many days does it rain in September in Simmerath?
When it does not snow in Simmerath?
Does it snow in Simmerath in September?
What is the average length of the day in September in Simmerath?
When are sunrise and sunset in September in Simmerath?
How long on average sun shines in September in Simmerath?
What is the UV index intensity in September in Simmerath?
Average temperature in September
Simmerath, Germany
- Average high temperature in September: 16.6°C
The warmest months (with the highest average high temperature) are July and August (20.5°C).
The month with the lowest average high temperature is January (2.5°C).
- Average low temperature in September: 8.4°C
The month with the highest average low temperature is August (11.3°C).
The coldest month (with the lowest average low temperature) is January (-1.8°C).
Average pressure in September
Simmerath, Germany
- Average pressure in September: 1017.7mbar
The month with the highest atmospheric pressure is September (1017.7mbar).
The month with the lowest atmospheric pressure is November (1013.5mbar).
Average wind speed in September
Simmerath, Germany
- Average wind speed in September: 10.8km/h
The windiest month (with the highest average wind speed) is December (17.3km/h).
The calmest month (with the lowest average wind speed) is August (10.5km/h).
Average humidity in September
Simmerath, Germany
- Average humidity in September: 85%
The months with the highest relative humidity are January and December (92%).
The month with the lowest relative humidity is April (80%).
Average rainfall in September
Simmerath, Germany
- Average rainfall in September: 27mm
The wettest month (with the highest rainfall) is December (61mm).
The driest month (with the least rainfall) is April (26mm).
Average rainfall days in September
Simmerath, Germany
- Average rainfall days in September: 11 days
The months with the highest number of rainy days are June and July (14.7 days).
The month with the least rainy days is February (7.5 days).
Average snowfall in September
Simmerath, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is February (166mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Simmerath, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Simmerath, Germany
- Average daylight in September: 12h and 4min
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: 7h and 1min
The month with the most sunshine is August (Average sunshine: 8h and 30min).
The month with the least sunshine is December (Average sunshine: 2h and 42min).
Average sunshine days in September
Simmerath, Germany
- Average sunshine days in September: 17.8 days
The month with the most sunshine days is September (17.8 days).
The month with the least sunshine days is February (11.5 days).
Average UV index in September
Simmerath, Germany
- Average UV index in September: 3
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in September
Simmerath, Germany
- Average cloud cover in September: 50
The month with the most cloud cover is December (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 46).
Average visibility in September
Simmerath, Germany
- Average visibility in September: 8km
The month with the highest visibility is April (9km).
The month with the lowest visibility is January (7km).
