September weather forecastOttweiler, Germany
September
Weather in September
September, the first month of the autumn in Ottweiler, is still a comfortable month, with an average temperature ranging between min 9.3°C (48.7°F) and max 19°C (66.2°F).Temperature
Ottweiler's weather subtly changes with the onset of September, barely falling from a warm 23.3°C (73.9°F) in August to an enjoyable 19°C (66.2°F). Ottweiler, in September, experiences an average temperature of 9.3°C (48.7°F) at night.Humidity
In Ottweiler, the average relative humidity in September is 79%.Rainfall
In Ottweiler, during September, the rain falls for 11.8 days and regularly aggregates up to 37mm (1.46") of precipitation. Throughout the year, in Ottweiler, there are 169.4 rainfall days, and 538mm (21.18") of precipitation is accumulated.Snowfall
In Ottweiler, Germany, snow does not fall in April, June through September.Daylight
The average length of the day in September is 12h and 36min.On the first day of September in Ottweiler, sunrise is at 06:48 and sunset at 20:14. On the last day of the month, sunrise is at 07:30 and sunset at 19:11 CEST.
Sunshine
In September, the average sunshine is 8.2h.UV index
In Ottweiler, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum UV index, 3 during September, leads to the following recommendations:
Undertake precautions - Obligation exists to protect against skin and eye damage. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Ottweiler, Germany
- Average high temperature in September: 19°C
The warmest month (with the highest average high temperature) is July (23.6°C).
The month with the lowest average high temperature is January (3.3°C).
- Average low temperature in September: 9.3°C
The month with the highest average low temperature is July (12.7°C).
The coldest month (with the lowest average low temperature) is January (-1.3°C).
Average pressure in September
Ottweiler, Germany
- Average pressure in September: 1018.1mbar
The month with the highest atmospheric pressure is December (1018.8mbar).
The month with the lowest atmospheric pressure is November (1014.6mbar).
Average wind speed in September
Ottweiler, Germany
- Average wind speed in September: 9.4km/h
The windiest month (with the highest average wind speed) is February (13.6km/h).
The calmest month (with the lowest average wind speed) is August (9.1km/h).
Average humidity in September
Ottweiler, Germany
- Average humidity in September: 79%
The month with the highest relative humidity is December (91%).
The months with the lowest relative humidity are April, July and August (75%).
Average rainfall in September
Ottweiler, Germany
- Average rainfall in September: 37mm
The wettest month (with the highest rainfall) is December (64mm).
The driest month (with the least rainfall) is April (29mm).
Average rainfall days in September
Ottweiler, Germany
- Average rainfall days in September: 11.8 days
The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is February (11.5 days).
Average snowfall in September
Ottweiler, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is December (70mm).
The months with the least snowfall are April, June, July, August and September (0mm).
Average snowfall days in September
Ottweiler, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Ottweiler, Germany
- Average daylight in September: 12h and 36min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in September: 8h and 12min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 3h and 6min).
Average sunshine days in September
Ottweiler, Germany
- Average sunshine days in September: 16.1 days
The month with the most sunshine days is September (16.1 days).
The month with the least sunshine days is December (10.2 days).
Average UV index in September
Ottweiler, Germany
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is November (UV index 1).
Average cloud cover in September
Ottweiler, Germany
- Average cloud cover in September: 40
The month with the most cloud cover is December (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in September
Ottweiler, Germany
- Average visibility in September: 8km
The months with the highest visibility are March, April, June, July and August (9km).
The months with the lowest visibility are January, November and December (7km).
