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
September's arrival coincides with a soft drop in the average high-temperature, subtly decreasing from August's pleasant 21.8°C (71.2°F) to a refreshing 18°C (64.4°F). Throughout September nights, Grauel registers an average low-temperature of 10.9°C (51.6°F).Humidity
In September, the average relative humidity is 82%.Rainfall
In Grauel, in September, during 10.3 rainfall days, 13mm (0.51") of precipitation is typically accumulated. In Grauel, during the entire year, the rain falls for 135.4 days and collects up to 234mm (9.21") of precipitation.Snowfall
In Grauel, Germany, snow does not fall in May through October.Daylight
In September, the average length of the day is 12h and 42min.On the first day of September, sunrise is at 06:30 and sunset at 20:11. On the last day of the month, sunrise is at 07:22 and sunset at 18:59 CEST.
Sunshine
In Grauel, the average sunshine in September is 7.4h.UV index
In September, the average daily maximum UV index in Grauel is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: In September, a daily UV index of 4 turns into the following recommendations:
Put precautions into practice - Protective measures against sun-induced damage are advised. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Boost your sun resistance with garments that are densely woven yet spacious.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Grauel?
What is the average humidity in September in Grauel?
How many days does it rain in September in Grauel?
When it does not snow in Grauel?
What is the average length of the day in September in Grauel?
What time are sunrise and sunset in September in Grauel?
How long on average sun shines in September in Grauel?
How high is the UV index in September in Grauel?
Average temperature in September
Grauel, Germany
- Average high temperature in September: 18°C
The warmest month (with the highest average high temperature) is August (21.8°C).
The month with the lowest average high temperature is January (2.8°C).
- Average low temperature in September: 10.9°C
The month with the highest average low temperature is August (13.4°C).
The coldest month (with the lowest average low temperature) is January (-0.7°C).
Average pressure in September
Grauel, Germany
- Average pressure in September: 1016mbar
The month with the highest atmospheric pressure is September (1016mbar).
The month with the lowest atmospheric pressure is November (1011.5mbar).
Average wind speed in September
Grauel, Germany
- Average wind speed in September: 13.3km/h
The windiest month (with the highest average wind speed) is December (18.2km/h).
The calmest month (with the lowest average wind speed) is August (12.6km/h).
Average humidity in September
Grauel, Germany
- Average humidity in September: 82%
The month with the highest relative humidity is December (90%).
The months with the lowest relative humidity are April and August (78%).
Average rainfall in September
Grauel, Germany
- Average rainfall in September: 13mm
The wettest month (with the highest rainfall) is July (30mm).
The driest month (with the least rainfall) is April (11mm).
Average rainfall days in September
Grauel, Germany
- Average rainfall days in September: 10.3 days
The month with the highest number of rainy days is July (15.2 days).
The month with the least rainy days is February (8.2 days).
Average snowfall in September
Grauel, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is February (24mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Grauel, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (6.3 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
Grauel, Germany
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 6min).
The month with the shortest days is December (Average daylight: 7h and 30min).
- Average sunshine in September: 7h and 2min
The month with the most sunshine is August (Average sunshine: 8h and 54min).
The month with the least sunshine is December (Average sunshine: 3h and 0min).
Average sunshine days in September
Grauel, Germany
- Average sunshine days in September: 16.6 days
The month with the most sunshine days is October (18.1 days).
The month with the least sunshine days is June (12.3 days).
Average UV index in September
Grauel, Germany
- Average UV index in September: 4
The month with the highest UV index is July (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Grauel, Germany
- Average cloud cover in September: 49
The month with the most cloud cover is December (Cloud cover 71).
The months with the least cloud cover are April and August (Cloud cover 43).
Average visibility in September
Grauel, Germany
- Average visibility in September: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October and December (9km).
The months with the lowest visibility are January and November (8km).
